Routing Table Report 04:00 +10GMT Thu 01 Mar, 2007
Analysis Summary
----------------
BGP routing table entries examined: 213911
Prefixes after maximum aggregation: 114596
Deaggregation factor: 1.87
Unique aggregates announced to Internet: 103730
Total ASes present in the Internet Routing Table: 24492
Origin-only ASes present in the Internet Routing Table: 21317
Origin ASes announcing only one prefix: 10292
Transit ASes present in the Internet Routing Table: 3175
Transit-only ASes present in the Internet Routing Table: 79
Average AS path length visible in the Internet Routing Table: 3.6
Max AS path length visible: 32
Max AS path prepend of ASN (20858) 18
Prefixes from unregistered ASNs in the Routing Table: 5
Unregistered ASNs in the Routing Table: 6
Special use prefixes present in the Routing Table: 0
Prefixes being announced from unallocated address space: 12
Number of addresses announced to Internet: 1688616652
Equivalent to 100 /8s, 166 /16s and 62 /24s
Percentage of available address space announced: 45.6
Percentage of allocated address space announced: 62.6
Percentage of available address space allocated: 72.8
Total number of prefixes smaller than registry allocations: 110684
APNIC Region Analysis Summary
-----------------------------
Prefixes being announced by APNIC Region ASes: 48719
Total APNIC prefixes after maximum aggregation: 19535
APNIC Deaggregation factor: 2.49
Prefixes being announced from the APNIC address blocks: 45841
Unique aggregates announced from the APNIC address blocks: 20299
APNIC Region origin ASes present in the Internet Routing Table: 2886
APNIC Region origin ASes announcing only one prefix: 786
APNIC Region transit ASes present in the Internet Routing Table: 425
Average APNIC Region AS path length visible: 3.6
Max APNIC Region AS path length visible: 16
Number of APNIC addresses announced to Internet: 291235904
Equivalent to 17 /8s, 91 /16s and 232 /24s
Percentage of available APNIC address space announced: 72.1
APNIC AS Blocks 4608-4864, 7467-7722, 9216-10239, 17408-18431
(pre-ERX allocations) 23552-24575, 37888-38911
APNIC Address Blocks 58/7, 60/7, 116/6, 120/6, 124/7, 126/8, 202/7
210/7, 218/7, 220/7 and 222/8
ARIN Region Analysis Summary
----------------------------
Prefixes being announced by ARIN Region ASes: 104265
Total ARIN prefixes after maximum aggregation: 61277
ARIN Deaggregation factor: 1.70
Prefixes being announced from the ARIN address blocks: 76243
Unique aggregates announced from the ARIN address blocks: 29568
ARIN Region origin ASes present in the Internet Routing Table: 11370
ARIN Region origin ASes announcing only one prefix: 4357
ARIN Region transit ASes present in the Internet Routing Table: 1055
Average ARIN Region AS path length visible: 3.4
Max ARIN Region AS path length visible: 21
Number of ARIN addresses announced to Internet: 319337600
Equivalent to 19 /8s, 8 /16s and 180 /24s
Percentage of available ARIN address space announced: 70.5
ARIN AS Blocks 1-1876, 1902-2042, 2044-2046, 2048-2106
(pre-ERX allocations) 2138-2584, 2615-2772, 2823-2829, 2880-3153
3354-4607, 4865-5119, 5632-6655, 6912-7466
7723-8191, 10240-12287, 13312-15359, 16384-17407
18432-20479, 21504-23551, 25600-26591,
26624-27647, 29696-30719, 31744-33791
35840-36863, 39936-40959
ARIN Address Blocks 24/8, 63/8, 64/5, 72/6, 76/8, 96/6, 199/8, 204/6,
208/7 and 216/8
RIPE Region Analysis Summary
----------------------------
Prefixes being announced by RIPE Region ASes: 44157
Total RIPE prefixes after maximum aggregation: 28755
RIPE Deaggregation factor: 1.54
Prefixes being announced from the RIPE address blocks: 40832
Unique aggregates announced from the RIPE address blocks: 27098
RIPE Region origin ASes present in the Internet Routing Table: 9212
RIPE Region origin ASes announcing only one prefix: 4842
RIPE Region transit ASes present in the Internet Routing Table: 1491
Average RIPE Region AS path length visible: 4.0
Max RIPE Region AS path length visible: 32
Number of RIPE addresses announced to Internet: 292528900
Equivalent to 17 /8s, 111 /16s and 163 /24s
Percentage of available RIPE address space announced: 79.3
RIPE AS Blocks 1877-1901, 2043, 2047, 2107-2136, 2585-2614
(pre-ERX allocations) 2773-2822, 2830-2879, 3154-3353, 5377-5631
6656-6911, 8192-9215, 12288-13311, 15360-16383
20480-21503, 24576-25599, 28672-29695
30720-31743, 33792-35839, 38912-39935
40960-43007
RIPE Address Blocks 62/8, 77/8, 78/7, 80/5, 88/6, 193/8, 194/7,
212/7 and 217/8
LACNIC Region Analysis Summary
------------------------------
Prefixes being announced by LACNIC Region ASes: 14199
Total LACNIC prefixes after maximum aggregation: 4061
LACNIC Deaggregation factor: 3.50
Prefixes being announced from the LACNIC address blocks: 12268
Unique aggregates announced from the LACNIC address blocks: 7064
LACNIC Region origin ASes present in the Internet Routing Table: 763
LACNIC Region origin ASes announcing only one prefix: 246
LACNIC Region transit ASes present in the Internet Routing Table: 137
Average LACNIC Region AS path length visible: 4.2
Max LACNIC Region AS path length visible: 20
Number of LACNIC addresses announced to Internet: 37905152
Equivalent to 2 /8s, 66 /16s and 99 /24s
Percentage of available LACNIC address space announced: 56.5
LACNIC AS Blocks 26592-26623, 27648-28671, plus ERX transfers
LACNIC Address Blocks 189/8, 190/8, 200/7
AfriNIC Region Analysis Summary
-------------------------------
Prefixes being announced by AfriNIC Region ASes: 2567
Total AfriNIC prefixes after maximum aggregation: 966
AfriNIC Deaggregation factor: 2.66
Prefixes being announced from the AfriNIC address blocks: 1892
Unique aggregates announced from the AfriNIC address blocks: 1191
AfriNIC Region origin ASes present in the Internet Routing Table: 181
AfriNIC Region origin ASes announcing only one prefix: 60
AfriNIC Region transit ASes present in the Internet Routing Table: 36
Average AfriNIC Region AS path length visible: 3.6
Max AfriNIC Region AS path length visible: 15
Number of AfriNIC addresses announced to Internet: 5420032
Equivalent to 0 /8s, 82 /16s and 180 /24s
Percentage of available AfriNIC address space announced: 16.2
AfriNIC AS Blocks 36864-37887 & ERX transfers
AfriNIC Address Blocks 41/8, 196/8
APNIC Region per AS prefix count summary
----------------------------------------
ASN No of nets /20 equiv MaxAgg Description
4134 1275 8718 277 CHINANET-BACKBONE
4755 1137 383 77 Videsh Sanchar Nigam Ltd. Aut
9498 1091 468 66 BHARTI BT INTERNET LTD.
9583 1081 78 356 Sify Limited
23577 780 35 708 Korea Telecom (ATM-MPLS)
4766 773 4943 311 Korea Telecom (KIX)
17488 601 39 31 Hathway IP Over Cable Interne
7545 588 142 75 TPG Internet Pty Ltd
1221 583 1942 444 Telstra Pty Ltd
18101 530 103 22 Reliance Infocom Ltd Internet
17676 503 10935 65 Softbank BB Corp.
4812 499 781 73 China Telecom (Shanghai)
4668 454 68 10 LG-EDS Systems Inc.
9443 443 111 74 Primus Telecommunications
7474 377 216 258 SingTel Optus Pty Ltd
4802 360 86 149 Wantree Development
17849 357 34 100 Telecommunications Technology
17557 351 34 171 Pakistan Telecom
4837 341 4392 153 chinanet IDC center beijing n
17974 338 129 14 PT TELEKOMUNIKASI INDONESIA
ARIN Region per AS prefix count summary
---------------------------------------
ASN No of nets /20 equiv MaxAgg Description
7018 1499 6127 984 AT&T WorldNet Services
4323 1332 1005 353 Time Warner Telecom
6478 1123 431 186 AT&T Worldnet Services
2386 1114 570 740 AT&T Data Communications Serv
6197 1023 667 500 BellSouth Network Solutions,
18566 992 288 9 Covad Communications
11492 982 101 17 Cable One
174 944 6792 868 Cogent Communications
701 940 6696 747 UUNET Technologies, Inc.
1239 816 2713 572 Sprint
20115 803 707 423 Charter Communications
7011 793 226 473 Citizens Utilities
19262 756 2591 177 Verizon Global Networks
22773 732 1872 41 Cox Communications, Inc.
209 716 3746 571 Qwest
721 631 21787 273 DLA Systems Automation Center
852 594 1088 380 Telus Advanced Communications
5668 572 160 16 CenturyTel Internet Holdings,
19916 568 49 54 OLM LLC
855 567 250 70 Canadian Research Network
RIPE Region per AS prefix count summary
---------------------------------------
ASN No of nets /20 equiv MaxAgg Description
702 539 1879 417 UUNET - Commercial IP service
24863 328 45 22 LINKdotNET AS number
3301 313 1200 292 TeliaNet Sweden
3320 299 4994 250 Deutsche Telekom AG
8220 272 469 263 COLT Telecommunications
6746 268 95 247 Dynamic Network Technologies,
680 257 2044 251 DFN-IP service G-WiN
5416 252 16 16 BATELCO-BH
8708 240 284 228 Romania Data Systems S.A.
3215 238 2224 91 France Telecom Transpac
1257 221 1111 170 SWIPnet Swedish IP Network
3269 215 2487 72 TELECOM ITALIA
3246 208 355 197 Song Networks
30890 205 17 95 SC Kappa Invexim SRL
8551 204 196 28 Bezeq International
20858 197 34 3 EgyNet
3352 193 1783 33 Ibernet, Internet Access Netw
3300 182 171 89 AUCS Communications Services
12479 179 578 6 Uni2 Autonomous System
786 173 1779 173 The JANET IP Service
LACNIC Region per AS prefix count summary
-----------------------------------------
ASN No of nets /20 equiv MaxAgg Description
8151 1042 2037 212 UniNet S.A. de C.V.
11830 482 299 19 Instituto Costarricense de El
11172 349 109 85 Servicios Alestra S.A de C.V
16814 329 20 8 NSS, S.A.
22047 307 206 11 VTR PUNTO NET S.A.
6471 254 74 30 ENTEL CHILE S.A.
7303 253 142 30 Telecom Argentina Stet-France
14117 239 16 13 Telefonica del Sur S.A.
11556 237 128 4 Cable-Wireless Panama
6147 230 182 20 Telefonica Del Peru
6503 202 172 83 AVANTEL, S.A.
10481 181 72 8 Prima S.A.
20299 172 25 24 NEWCOM AMERICAS
21826 156 27 56 INTERCABLE
23216 153 19 42 RAMtelecom Telecomunicaciones
7910 152 11 32 ANDINET ON LINE
19429 146 91 37 E.T.B.
18822 145 9 10 TELEFONICA MANQUEHUE
19169 143 9 25 Telconet
14522 140 22 9 SatNet S.A.
AfriNIC Region per AS prefix count summary
------------------------------------------
ASN No of nets /20 equiv MaxAgg Description
3741 290 868 232 The Internet Solution
8452 246 60 6 TEDATA
15475 159 84 4 Nile Online
6713 144 135 11 Itissalat Al-MAGHRIB
2018 138 309 113 Tertiary Education Network
5536 123 8 15 Internet Egypt Network
2905 121 178 94 The Internetworking Company o
33783 111 6 5 EEPAD TISP TELECOM & INTERNET
24835 86 48 6 RAYA Telecom - Egypt
2561 64 6 2 Egyptian Universities Network
15706 55 12 4 Sudatel Internet Exchange Aut
23889 49 16 13 MAURITIUS TELECOM
5713 44 294 34 Telkom SA Ltd
33774 42 12 22 AS Number for Telecom Algeria
16637 33 21 25 Johnnic e-Ventures
33766 33 2 1 Nyala Communications Pty Ltd
8524 30 2 6 AUCEGYPT Autonomous System
12455 27 6 3 Jambonet Autonomous system
21280 27 4 4 Swift Global Kenya Ltd.Is an
33776 27 2 5 Starcomms Nigeria Limited
Global Per AS Maximum Aggr summary
----------------------------------
ASN No of nets Net Savings Description
4755 1137 1060 Videsh Sanchar Nigam Ltd. Aut
9498 1091 1025 BHARTI BT INTERNET LTD.
4134 1275 998 CHINANET-BACKBONE
18566 992 983 Covad Communications
4323 1332 979 Time Warner Telecom
11492 982 965 Cable One
6478 1123 937 AT&T Worldnet Services
8151 1042 830 UniNet S.A. de C.V.
9583 1081 725 Sify Limited
22773 732 691 Cox Communications, Inc.
19262 756 579 Verizon Global Networks
17488 601 570 Hathway IP Over Cable Interne
5668 572 556 CenturyTel Internet Holdings,
6197 1023 523 BellSouth Network Solutions,
19916 568 514 OLM LLC
7545 588 513 TPG Internet Pty Ltd
18101 530 508 Reliance Infocom Ltd Internet
855 567 497 Canadian Research Network
15270 508 474 PaeTec.net -a division of Pae
11830 482 463 Instituto Costarricense de El
List of Unregistered Origin ASNs (Global)
-----------------------------------------
Bad AS Designation Network Transit AS Description
65332 PRIVATE 63.166.106.192/27 1803 SPRINT
65535 PRIVATE 189.10.3.0/24 8167 TELESC - Telecomunic
24410 UNALLOCATED 203.119.28.0/24 4134 CHINANET-BACKBONE
24409 UNALLOCATED 203.119.29.0/24 9808 Guangdong Mobile Com
22895 UNALLOCATED 216.174.38.0/24 19094 Adelphia Business So
Advertised Unallocated Addresses
--------------------------------
Network Origin AS Description
7.1.1.0/24 1239 Sprint
132.0.0.0/10 721 DLA Systems Automation Center
137.0.0.0/13 721 DLA Systems Automation Center
158.0.0.0/13 721 DLA Systems Automation Center
172.33.1.0/24 7018 AT&T WorldNet Services
180.190.0.0/16 24003 JUBILANT ORGANOSYS LTD., INDI
192.0.10.0/24 9498 BHARTI BT INTERNET LTD.
192.44.0.0/24 5501 Fraunhofer Gesellschaft
192.44.0.0/19 702 UUNET - Commercial IP service
192.70.164.0/24 25689 National Research Council of
192.153.136.0/21 721 DLA Systems Automation Center
192.172.0.0/19 721 DLA Systems Automation Center
Number of prefixes announced per prefix length (Global)
-------------------------------------------------------
/1:0 /2:0 /3:0 /4:0 /5:0 /6:0
/7:0 /8:20 /9:9 /10:12 /11:33 /12:118
/13:227 /14:429 /15:827 /16:9267 /17:3759 /18:6189
/19:13224 /20:14896 /21:13419 /22:17329 /23:18594 /24:113600
/25:731 /26:552 /27:438 /28:68 /29:42 /30:92
/31:0 /32:36
Advertised prefixes smaller than registry allocations
-----------------------------------------------------
ASN No of nets Total ann. Description
6478 1077 1123 AT&T Worldnet Services
18566 974 992 Covad Communications
11492 968 982 Cable One
9583 916 1081 Sify Limited
2386 837 1114 AT&T Data Communications Serv
7018 812 1499 AT&T WorldNet Services
6197 795 1023 BellSouth Network Solutions,
23577 766 780 Korea Telecom (ATM-MPLS)
9498 739 1091 BHARTI BT INTERNET LTD.
7011 693 793 Citizens Utilities
4766 581 773 Korea Telecom (KIX)
19916 563 568 OLM LLC
4755 541 1137 Videsh Sanchar Nigam Ltd. Aut
4323 528 1332 Time Warner Telecom
15270 476 508 PaeTec.net -a division of Pae
855 466 567 Canadian Research Network
18101 461 530 Reliance Infocom Ltd Internet
4668 445 454 LG-EDS Systems Inc.
5668 442 572 CenturyTel Internet Holdings,
17488 423 601 Hathway IP Over Cable Interne
Number of /24s announced per /8 block (Global)
----------------------------------------------
4:9 7:1 8:64 9:1 12:1801 13:1
15:16 16:3 17:3 18:5 20:36 24:903
25:1 32:52 38:284 40:57 41:93 44:2
47:7 52:4 55:1 56:3 57:25 58:327
59:380 60:214 61:935 62:1036 63:1915 64:3139
65:2318 66:3151 67:735 68:652 69:1740 70:459
71:98 72:1224 73:1 74:181 75:81 76:6
77:67 80:834 81:779 82:659 83:366 84:521
85:743 86:445 87:486 88:246 89:812 90:3
91:216 97:1 116:1 117:1 118:1 119:1
120:1 121:142 122:346 123:58 124:714 125:849
128:307 129:218 130:124 131:346 132:50 133:10
134:188 135:39 136:181 137:93 138:195 139:52
140:496 141:142 142:372 143:212 144:272 145:43
146:318 147:147 148:377 149:186 150:114 151:116
152:94 153:118 154:5 155:251 156:153 157:173
158:169 159:151 160:99 161:89 162:230 163:162
164:451 165:383 166:245 167:280 168:512 169:119
170:388 171:15 172:1 189:195 190:428 192:5748
193:3724 194:3001 195:2201 196:960 198:3747 199:3280
200:4662 201:1013 202:7212 203:7373 204:3970 205:2061
206:2404 207:2850 208:2493 209:3590 210:2375 211:925
212:1285 213:1413 214:413 215:39 216:4033 217:1153
218:350 219:270 220:854 221:373 222:263
End of report
Report Website: http://thyme.apnic.net
Routing Table Report 00:00 GMT Wed 28 Feb, 2007
Analysis Summary
----------------
BGP routing table entries examined: 224836
Prefixes after maximum aggregation: 116625
Deaggregation factor: 1.93
Unique aggregates announced to Internet: 103994
Total ASes present in the Internet Routing Table: 24560
Origin-only ASes present in the Internet Routing Table: 21337
Origin ASes announcing only one prefix: 10284
Transit ASes present in the Internet Routing Table: 3223
Transit-only ASes present in the Internet Routing Table: 76
Average AS path length visible in the Internet Routing Table: 5.7
Max AS path length visible: 33
Max AS path prepend of ASN (17697) 13
Prefixes from unregistered ASNs in the Routing Table: 66
Unregistered ASNs in the Routing Table: 25
Special use prefixes present in the Routing Table: 1
Prefixes being announced from unallocated address space: 12
Number of addresses announced to Internet: 1690096164
Equivalent to 100 /8s, 188 /16s and 210 /24s
Percentage of available address space announced: 45.6
Percentage of allocated address space announced: 62.7
Percentage of available address space allocated: 72.8
Total number of prefixes smaller than registry allocations: 119421
APNIC Region Analysis Summary
-----------------------------
Prefixes being announced by APNIC Region ASes: 49900
Total APNIC prefixes after maximum aggregation: 19807
APNIC Deaggregation factor: 2.52
Prefixes being announced from the APNIC address blocks: 46932
Unique aggregates announced from the APNIC address blocks: 20562
APNIC Region origin ASes present in the Internet Routing Table: 2904
APNIC Region origin ASes announcing only one prefix: 785
APNIC Region transit ASes present in the Internet Routing Table: 434
Average APNIC Region AS path length visible: 6.3
Max APNIC Region AS path length visible: 21
Number of APNIC addresses announced to Internet: 290439552
Equivalent to 17 /8s, 79 /16s and 193 /24s
Percentage of available APNIC address space announced: 71.9
APNIC AS Blocks 4608-4864, 7467-7722, 9216-10239, 17408-18431
(pre-ERX allocations) 23552-24575, 37888-38911
APNIC Address Blocks 58/7, 60/7, 116/6, 120/6, 124/7, 126/8, 202/7
210/7, 218/7, 220/7 and 222/8
ARIN Region Analysis Summary
----------------------------
Prefixes being announced by ARIN Region ASes: 112806
Total ARIN prefixes after maximum aggregation: 62555
ARIN Deaggregation factor: 1.80
Prefixes being announced from the ARIN address blocks: 83835
Unique aggregates announced from the ARIN address blocks: 29577
ARIN Region origin ASes present in the Internet Routing Table: 11379
ARIN Region origin ASes announcing only one prefix: 4352
ARIN Region transit ASes present in the Internet Routing Table: 1073
Average ARIN Region AS path length visible: 5.5
Max ARIN Region AS path length visible: 18
Number of ARIN addresses announced to Internet: 321457120
Equivalent to 19 /8s, 41 /16s and 11 /24s
Percentage of available ARIN address space announced: 71.0
ARIN AS Blocks 1-1876, 1902-2042, 2044-2046, 2048-2106
(pre-ERX allocations) 2138-2584, 2615-2772, 2823-2829, 2880-3153
3354-4607, 4865-5119, 5632-6655, 6912-7466
7723-8191, 10240-12287, 13312-15359, 16384-17407
18432-20479, 21504-23551, 25600-26591,
26624-27647, 29696-30719, 31744-33791
35840-36863, 39936-40959
ARIN Address Blocks 24/8, 63/8, 64/5, 72/6, 76/8, 96/6, 199/8, 204/6,
208/7 and 216/8
RIPE Region Analysis Summary
----------------------------
Prefixes being announced by RIPE Region ASes: 45272
Total RIPE prefixes after maximum aggregation: 29208
RIPE Deaggregation factor: 1.55
Prefixes being announced from the RIPE address blocks: 42183
Unique aggregates announced from the RIPE address blocks: 27120
RIPE Region origin ASes present in the Internet Routing Table: 9255
RIPE Region origin ASes announcing only one prefix: 4840
RIPE Region transit ASes present in the Internet Routing Table: 1509
Average RIPE Region AS path length visible: 5.5
Max RIPE Region AS path length visible: 33
Number of RIPE addresses announced to Internet: 292526976
Equivalent to 17 /8s, 111 /16s and 155 /24s
Percentage of available RIPE address space announced: 79.3
RIPE AS Blocks 1877-1901, 2043, 2047, 2107-2136, 2585-2614
(pre-ERX allocations) 2773-2822, 2830-2879, 3154-3353, 5377-5631
6656-6911, 8192-9215, 12288-13311, 15360-16383
20480-21503, 24576-25599, 28672-29695
30720-31743, 33792-35839, 38912-39935
40960-43007
RIPE Address Blocks 62/8, 77/8, 78/7, 80/5, 88/6, 193/8, 194/7,
212/7 and 217/8
LACNIC Region Analysis Summary
------------------------------
Prefixes being announced by LACNIC Region ASes: 14133
Total LACNIC prefixes after maximum aggregation: 4054
LACNIC Deaggregation factor: 3.49
Prefixes being announced from the LACNIC address blocks: 12219
Unique aggregates announced from the LACNIC address blocks: 7041
LACNIC Region origin ASes present in the Internet Routing Table: 762
LACNIC Region origin ASes announcing only one prefix: 246
LACNIC Region transit ASes present in the Internet Routing Table: 133
Average LACNIC Region AS path length visible: 6.2
Max LACNIC Region AS path length visible: 22
Number of LACNIC addresses announced to Internet: 37905920
Equivalent to 2 /8s, 66 /16s and 102 /24s
Percentage of available LACNIC address space announced: 56.5
LACNIC AS Blocks 26592-26623, 27648-28671, plus ERX transfers
LACNIC Address Blocks 189/8, 190/8, 200/7
AfriNIC Region Analysis Summary
-------------------------------
Prefixes being announced by AfriNIC Region ASes: 2661
Total AfriNIC prefixes after maximum aggregation: 999
AfriNIC Deaggregation factor: 2.66
Prefixes being announced from the AfriNIC address blocks: 1957
Unique aggregates announced from the AfriNIC address blocks: 1184
AfriNIC Region origin ASes present in the Internet Routing Table: 183
AfriNIC Region origin ASes announcing only one prefix: 60
AfriNIC Region transit ASes present in the Internet Routing Table: 36
Average AfriNIC Region AS path length visible: 5.7
Max AfriNIC Region AS path length visible: 17
Number of AfriNIC addresses announced to Internet: 5415680
Equivalent to 0 /8s, 82 /16s and 163 /24s
Percentage of available AfriNIC address space announced: 16.1
AfriNIC AS Blocks 36864-37887 & ERX transfers
AfriNIC Address Blocks 41/8, 196/8
APNIC Region per AS prefix count summary
----------------------------------------
ASN No of nets /20 equiv MaxAgg Description
4134 1274 8702 278 CHINANET-BACKBONE
4755 1130 383 73 Videsh Sanchar Nigam Ltd. Aut
9498 1092 468 66 BHARTI BT INTERNET LTD.
9583 1079 78 365 Sify Limited
23577 782 35 710 Korea Telecom (ATM-MPLS)
4766 773 4943 311 Korea Telecom (KIX)
1221 622 1687 454 Telstra Pty Ltd
17488 602 40 25 Hathway IP Over Cable Interne
7545 590 142 77 TPG Internet Pty Ltd
18101 530 103 23 Reliance Infocom Ltd Internet
17676 503 10935 65 Softbank BB Corp.
4812 501 779 73 China Telecom (Shanghai)
4668 454 68 10 LG-EDS Systems Inc.
7474 451 216 259 SingTel Optus Pty Ltd
9443 443 111 74 Primus Telecommunications
9942 434 85 129 COMindico Australia
4802 361 86 148 Wantree Development
17849 357 34 100 Telecommunications Technology
17557 354 34 169 Pakistan Telecom
2907 340 1749 311 SINET Japan
RIPE Region per AS prefix count summary
---------------------------------------
ASN No of nets /20 equiv MaxAgg Description
702 540 1879 418 UUNET - Commercial IP service
2119 447 819 377 Telenor Internet Access
24863 327 45 21 LINKdotNET AS number
3301 313 1200 292 TeliaNet Sweden
3320 297 4993 248 Deutsche Telekom AG
8220 272 469 262 COLT Telecommunications
6746 269 95 248 Dynamic Network Technologies,
1257 260 1115 171 SWIPnet Swedish IP Network
680 257 2044 251 DFN-IP service G-WiN
5416 253 16 12 BATELCO-BH
5089 240 1657 52 NTL Group Limited
8708 240 284 228 Romania Data Systems S.A.
3215 239 2224 92 France Telecom Transpac
3269 212 2423 72 TELECOM ITALIA
3246 209 355 198 Song Networks
30890 207 17 97 SC Kappa Invexim SRL
8551 206 197 25 Bezeq International
3352 201 1783 33 Ibernet, Internet Access Netw
20858 197 34 3 EgyNet
3300 189 171 92 AUCS Communications Services
ARIN Region per AS prefix count summary
---------------------------------------
ASN No of nets /20 equiv MaxAgg Description
701 4778 6695 740 UUNET Technologies, Inc.
7018 1509 6134 990 AT&T WorldNet Services
4323 1442 1005 349 Time Warner Telecom
7015 1385 983 92 AT&T Broadband
705 1295 558 598 UUNET Technologies, Inc.
6478 1127 444 190 AT&T Worldnet Services
2386 1114 570 739 AT&T Data Communications Serv
6197 1023 654 508 BellSouth Network Solutions,
18566 992 288 9 Covad Communications
11492 983 101 17 Cable One
174 945 6792 868 Cogent Communications
1239 816 2698 572 Sprint
20115 802 707 428 Charter Communications
7011 800 229 475 Citizens Utilities
7046 798 267 658 UUNET Technologies, Inc.
19262 756 2591 177 Verizon Global Networks
22773 732 1872 41 Cox Communications, Inc.
209 720 3746 574 Qwest
721 632 21787 274 DLA Systems Automation Center
852 609 1088 381 Telus Advanced Communications
Global Per AS Maximum Aggr summary
----------------------------------
ASN No of nets Net Savings Description
7015 1385 1293 AT&T Broadband
4323 1442 1093 Time Warner Telecom
4755 1130 1057 Videsh Sanchar Nigam Ltd. Aut
9498 1092 1026 BHARTI BT INTERNET LTD.
4134 1274 996 CHINANET-BACKBONE
18566 992 983 Covad Communications
11492 983 966 Cable One
6478 1127 937 AT&T Worldnet Services
8151 1042 833 UniNet S.A. de C.V.
9583 1079 714 Sify Limited
705 1295 697 UUNET Technologies, Inc.
22773 732 691 Cox Communications, Inc.
19262 756 579 Verizon Global Networks
17488 602 577 Hathway IP Over Cable Interne
5668 572 556 CenturyTel Internet Holdings,
7018 1509 519 AT&T WorldNet Services
6197 1023 515 BellSouth Network Solutions,
19916 568 514 OLM LLC
7545 590 513 TPG Internet Pty Ltd
18101 530 507 Reliance Infocom Ltd Internet
List of Unregistered Origin ASNs (Global)
-----------------------------------------
Bad AS Designation Network Transit AS Description
65533 PRIVATE 4.33.8.0/28 293 Energy Sciences Netw
65533 PRIVATE 4.33.8.16/28 293 Energy Sciences Netw
65533 PRIVATE 4.33.8.32/28 293 Energy Sciences Netw
65533 PRIVATE 4.33.8.48/28 293 Energy Sciences Netw
65533 PRIVATE 4.33.8.64/28 293 Energy Sciences Netw
65533 PRIVATE 4.33.8.80/28 293 Energy Sciences Netw
65533 PRIVATE 4.33.8.96/28 293 Energy Sciences Netw
65533 PRIVATE 4.33.8.112/28 293 Energy Sciences Netw
65533 PRIVATE 4.33.8.128/28 293 Energy Sciences Netw
65533 PRIVATE 4.33.8.144/28 293 Energy Sciences Netw
65533 PRIVATE 4.33.8.160/28 293 Energy Sciences Netw
65533 PRIVATE 4.33.8.176/28 293 Energy Sciences Netw
65533 PRIVATE 4.33.8.192/28 293 Energy Sciences Netw
65533 PRIVATE 4.33.8.208/28 293 Energy Sciences Netw
65533 PRIVATE 4.33.8.224/28 293 Energy Sciences Netw
65533 PRIVATE 4.33.8.240/28 293 Energy Sciences Netw
65533 PRIVATE 4.33.9.0/26 293 Energy Sciences Netw
65533 PRIVATE 4.33.9.128/27 293 Energy Sciences Netw
65533 PRIVATE 4.33.9.192/27 293 Energy Sciences Netw
65533 PRIVATE 4.33.9.224/27 293 Energy Sciences Netw
65533 PRIVATE 4.33.10.0/28 293 Energy Sciences Netw
65533 PRIVATE 4.33.10.16/28 293 Energy Sciences Netw
65533 PRIVATE 4.33.10.32/28 293 Energy Sciences Netw
65533 PRIVATE 4.33.10.48/28 293 Energy Sciences Netw
65533 PRIVATE 4.33.10.64/28 293 Energy Sciences Netw
65533 PRIVATE 4.33.10.80/28 293 Energy Sciences Netw
65332 PRIVATE 63.166.106.192/27 1803 SPRINT
65323 PRIVATE 135.124.149.0/25 18676 Avaya Inc.
65323 PRIVATE 135.124.150.0/25 18676 Avaya Inc.
65323 PRIVATE 135.124.150.128/25 18676 Avaya Inc.
65323 PRIVATE 135.124.151.0/25 18676 Avaya Inc.
65323 PRIVATE 135.124.151.128/25 18676 Avaya Inc.
64513 PRIVATE 194.149.101.192/28 6721 The Terminal Bar: In
64527 PRIVATE 194.149.115.64/28 6721 The Terminal Bar: In
64524 PRIVATE 194.149.116.64/28 6721 The Terminal Bar: In
64514 PRIVATE 194.149.116.176/28 6721 The Terminal Bar: In
64532 PRIVATE 195.22.48.64/27 6721 The Terminal Bar: In
64526 PRIVATE 195.47.13.96/28 6721 The Terminal Bar: In
64542 PRIVATE 195.47.24.112/28 6721 The Terminal Bar: In
64542 PRIVATE 195.47.24.128/27 6721 The Terminal Bar: In
64542 PRIVATE 195.47.25.192/27 6721 The Terminal Bar: In
64519 PRIVATE 195.47.33.160/27 6721 The Terminal Bar: In
64519 PRIVATE 195.47.33.192/28 6721 The Terminal Bar: In
64526 PRIVATE 195.47.39.128/26 6721 The Terminal Bar: In
64513 PRIVATE 195.47.40.128/26 6721 The Terminal Bar: In
64513 PRIVATE 195.47.40.128/25 6721 The Terminal Bar: In
64513 PRIVATE 195.47.40.192/26 6721 The Terminal Bar: In
64540 PRIVATE 195.47.75.48/28 6721 The Terminal Bar: In
64516 PRIVATE 195.47.88.128/25 6721 The Terminal Bar: In
64526 PRIVATE 195.47.100.0/25 6721 The Terminal Bar: In
65000 PRIVATE 195.47.102.0/25 6721 The Terminal Bar: In
64514 PRIVATE 195.144.99.0/26 6721 The Terminal Bar: In
64514 PRIVATE 195.144.99.64/27 6721 The Terminal Bar: In
64514 PRIVATE 195.144.99.96/28 6721 The Terminal Bar: In
64514 PRIVATE 195.144.99.112/28 6721 The Terminal Bar: In
64514 PRIVATE 195.144.99.128/25 6721 The Terminal Bar: In
65011 PRIVATE 203.116.243.0/24 4657 Starhub Internet, Si
24410 UNALLOCATED 203.119.28.0/24 4134 CHINANET-BACKBONE
24409 UNALLOCATED 203.119.29.0/24 9808 Guangdong Mobile Com
65517 PRIVATE 213.154.248.0/29 12859 Business Internet Tr
65517 PRIVATE 213.154.248.8/29 12859 Business Internet Tr
22895 UNALLOCATED 216.174.38.0/24 19094 Adelphia Business So
64512 PRIVATE 217.134.164.0/22 5428 Energis Communicatio
64512 PRIVATE 217.134.168.0/21 5428 Energis Communicatio
64512 PRIVATE 217.134.176.0/21 5428 Energis Communicatio
64512 PRIVATE 217.134.184.0/22 5428 Energis Communicatio
Prefixes from private and non-routed address space (Global)
-----------------------------------------------------------
Prefix Origin AS Description
192.0.2.0/24 2854 RoSprint AS (Global One Russi
Advertised Unallocated Addresses
--------------------------------
Network Origin AS Description
7.1.1.0/24 1239 Sprint
132.0.0.0/10 721 DLA Systems Automation Center
137.0.0.0/13 721 DLA Systems Automation Center
158.0.0.0/13 721 DLA Systems Automation Center
172.33.1.0/24 7018 AT&T WorldNet Services
180.190.0.0/16 24003 JUBILANT ORGANOSYS LTD., INDI
192.0.10.0/24 9498 BHARTI BT INTERNET LTD.
192.44.0.0/24 5501 Fraunhofer Gesellschaft
192.44.0.0/19 702 UUNET - Commercial IP service
192.70.164.0/24 25689 National Research Council of
192.153.136.0/21 721 DLA Systems Automation Center
192.172.0.0/19 721 DLA Systems Automation Center
Number of prefixes announced per prefix length (Global)
-------------------------------------------------------
/1:0 /2:0 /3:0 /4:0 /5:0 /6:0
/7:0 /8:20 /9:9 /10:12 /11:34 /12:119
/13:238 /14:430 /15:832 /16:9293 /17:3803 /18:6275
/19:13411 /20:15216 /21:14012 /22:18166 /23:19708 /24:120177
/25:902 /26:716 /27:524 /28:218 /29:177 /30:463
/31:0 /32:81
Advertised prefixes smaller than registry allocations
-----------------------------------------------------
ASN No of nets Total ann. Description
701 3544 4778 UUNET Technologies, Inc.
7015 1240 1385 AT&T Broadband
6478 1079 1127 AT&T Worldnet Services
18566 974 992 Covad Communications
11492 969 983 Cable One
9583 915 1079 Sify Limited
2386 838 1114 AT&T Data Communications Serv
7018 815 1509 AT&T WorldNet Services
705 807 1295 UUNET Technologies, Inc.
6197 796 1023 BellSouth Network Solutions,
23577 768 782 Korea Telecom (ATM-MPLS)
9498 739 1092 BHARTI BT INTERNET LTD.
7011 699 800 Citizens Utilities
4323 631 1442 Time Warner Telecom
4766 581 773 Korea Telecom (KIX)
19916 563 568 OLM LLC
7046 548 798 UUNET Technologies, Inc.
4755 535 1130 Videsh Sanchar Nigam Ltd. Aut
15270 475 507 PaeTec.net -a division of Pae
855 466 567 Canadian Research Network
Number of /24s announced per /8 block (Global)
----------------------------------------------
4:9 7:1 8:64 9:1 12:1821 13:1
15:16 16:3 17:3 18:5 20:38 24:920
25:1 32:172 38:284 40:57 41:93 44:2
47:7 52:4 55:1 56:3 57:52 58:329
59:381 60:214 61:953 62:1084 63:3332 64:3295
65:3669 66:3265 67:749 68:661 69:1746 70:462
71:98 72:1214 73:7 74:383 75:82 76:48
77:67 80:845 81:789 82:705 83:375 84:513
85:772 86:443 87:498 88:246 89:810 90:3
91:210 97:1 116:1 117:1 118:1 119:1
120:1 121:144 122:517 123:50 124:676 125:972
128:307 129:218 130:124 131:347 132:50 133:10
134:187 135:39 136:181 137:98 138:195 139:104
140:499 141:142 142:395 143:211 144:271 145:43
146:318 147:150 148:377 149:189 150:114 151:116
152:96 153:118 154:6 155:251 156:153 157:175
158:168 159:151 160:99 161:92 162:230 163:162
164:460 165:381 166:245 167:280 168:495 169:119
170:388 171:15 172:1 189:194 190:428 192:5788
193:3748 194:3041 195:2298 196:1007 198:3888 199:3359
200:4663 201:989 202:7269 203:7424 204:4106 205:2173
206:2630 207:3107 208:3187 209:3717 210:2401 211:974
212:1345 213:1460 214:416 215:39 216:4256 217:1183
218:369 219:269 220:874 221:374 222:260
End of report
Routing Table Report 04:00 +10GMT Wed 28 Feb, 2007
Analysis Summary
----------------
BGP routing table entries examined: 213599
Prefixes after maximum aggregation: 114500
Deaggregation factor: 1.87
Unique aggregates announced to Internet: 103896
Total ASes present in the Internet Routing Table: 24489
Origin-only ASes present in the Internet Routing Table: 21314
Origin ASes announcing only one prefix: 10303
Transit ASes present in the Internet Routing Table: 3175
Transit-only ASes present in the Internet Routing Table: 79
Average AS path length visible in the Internet Routing Table: 3.6
Max AS path length visible: 32
Max AS path prepend of ASN (20858) 18
Prefixes from unregistered ASNs in the Routing Table: 4
Unregistered ASNs in the Routing Table: 6
Special use prefixes present in the Routing Table: 0
Prefixes being announced from unallocated address space: 12
Number of addresses announced to Internet: 1687189708
Equivalent to 100 /8s, 144 /16s and 120 /24s
Percentage of available address space announced: 45.5
Percentage of allocated address space announced: 62.6
Percentage of available address space allocated: 72.8
Total number of prefixes smaller than registry allocations: 110478
APNIC Region Analysis Summary
-----------------------------
Prefixes being announced by APNIC Region ASes: 48612
Total APNIC prefixes after maximum aggregation: 19498
APNIC Deaggregation factor: 2.49
Prefixes being announced from the APNIC address blocks: 45730
Unique aggregates announced from the APNIC address blocks: 20536
APNIC Region origin ASes present in the Internet Routing Table: 2888
APNIC Region origin ASes announcing only one prefix: 787
APNIC Region transit ASes present in the Internet Routing Table: 429
Average APNIC Region AS path length visible: 3.6
Max APNIC Region AS path length visible: 16
Number of APNIC addresses announced to Internet: 290459200
Equivalent to 17 /8s, 80 /16s and 14 /24s
Percentage of available APNIC address space announced: 71.9
APNIC AS Blocks 4608-4864, 7467-7722, 9216-10239, 17408-18431
(pre-ERX allocations) 23552-24575, 37888-38911
APNIC Address Blocks 58/7, 60/7, 116/6, 120/6, 124/7, 126/8, 202/7
210/7, 218/7, 220/7 and 222/8
ARIN Region Analysis Summary
----------------------------
Prefixes being announced by ARIN Region ASes: 104195
Total ARIN prefixes after maximum aggregation: 61235
ARIN Deaggregation factor: 1.70
Prefixes being announced from the ARIN address blocks: 76191
Unique aggregates announced from the ARIN address blocks: 29543
ARIN Region origin ASes present in the Internet Routing Table: 11368
ARIN Region origin ASes announcing only one prefix: 4363
ARIN Region transit ASes present in the Internet Routing Table: 1054
Average ARIN Region AS path length visible: 3.4
Max ARIN Region AS path length visible: 21
Number of ARIN addresses announced to Internet: 319170688
Equivalent to 19 /8s, 6 /16s and 40 /24s
Percentage of available ARIN address space announced: 70.5
ARIN AS Blocks 1-1876, 1902-2042, 2044-2046, 2048-2106
(pre-ERX allocations) 2138-2584, 2615-2772, 2823-2829, 2880-3153
3354-4607, 4865-5119, 5632-6655, 6912-7466
7723-8191, 10240-12287, 13312-15359, 16384-17407
18432-20479, 21504-23551, 25600-26591,
26624-27647, 29696-30719, 31744-33791
35840-36863, 39936-40959
ARIN Address Blocks 24/8, 63/8, 64/5, 72/6, 76/8, 96/6, 199/8, 204/6,
208/7 and 216/8
RIPE Region Analysis Summary
----------------------------
Prefixes being announced by RIPE Region ASes: 44086
Total RIPE prefixes after maximum aggregation: 28734
RIPE Deaggregation factor: 1.53
Prefixes being announced from the RIPE address blocks: 40785
Unique aggregates announced from the RIPE address blocks: 27112
RIPE Region origin ASes present in the Internet Routing Table: 9209
RIPE Region origin ASes announcing only one prefix: 4845
RIPE Region transit ASes present in the Internet Routing Table: 1490
Average RIPE Region AS path length visible: 4.0
Max RIPE Region AS path length visible: 32
Number of RIPE addresses announced to Internet: 292149252
Equivalent to 17 /8s, 105 /16s and 216 /24s
Percentage of available RIPE address space announced: 79.2
RIPE AS Blocks 1877-1901, 2043, 2047, 2107-2136, 2585-2614
(pre-ERX allocations) 2773-2822, 2830-2879, 3154-3353, 5377-5631
6656-6911, 8192-9215, 12288-13311, 15360-16383
20480-21503, 24576-25599, 28672-29695
30720-31743, 33792-35839, 38912-39935
40960-43007
RIPE Address Blocks 62/8, 77/8, 78/7, 80/5, 88/6, 193/8, 194/7,
212/7 and 217/8
LACNIC Region Analysis Summary
------------------------------
Prefixes being announced by LACNIC Region ASes: 14133
Total LACNIC prefixes after maximum aggregation: 4066
LACNIC Deaggregation factor: 3.48
Prefixes being announced from the LACNIC address blocks: 12196
Unique aggregates announced from the LACNIC address blocks: 7025
LACNIC Region origin ASes present in the Internet Routing Table: 764
LACNIC Region origin ASes announcing only one prefix: 247
LACNIC Region transit ASes present in the Internet Routing Table: 136
Average LACNIC Region AS path length visible: 4.2
Max LACNIC Region AS path length visible: 20
Number of LACNIC addresses announced to Internet: 37887488
Equivalent to 2 /8s, 66 /16s and 30 /24s
Percentage of available LACNIC address space announced: 56.5
LACNIC AS Blocks 26592-26623, 27648-28671, plus ERX transfers
LACNIC Address Blocks 189/8, 190/8, 200/7
AfriNIC Region Analysis Summary
-------------------------------
Prefixes being announced by AfriNIC Region ASes: 2570
Total AfriNIC prefixes after maximum aggregation: 965
AfriNIC Deaggregation factor: 2.66
Prefixes being announced from the AfriNIC address blocks: 1880
Unique aggregates announced from the AfriNIC address blocks: 1185
AfriNIC Region origin ASes present in the Internet Routing Table: 180
AfriNIC Region origin ASes announcing only one prefix: 60
AfriNIC Region transit ASes present in the Internet Routing Table: 36
Average AfriNIC Region AS path length visible: 3.6
Max AfriNIC Region AS path length visible: 15
Number of AfriNIC addresses announced to Internet: 5412608
Equivalent to 0 /8s, 82 /16s and 151 /24s
Percentage of available AfriNIC address space announced: 16.1
AfriNIC AS Blocks 36864-37887 & ERX transfers
AfriNIC Address Blocks 41/8, 196/8
APNIC Region per AS prefix count summary
----------------------------------------
ASN No of nets /20 equiv MaxAgg Description
4134 1268 8718 277 CHINANET-BACKBONE
4755 1133 383 77 Videsh Sanchar Nigam Ltd. Aut
9498 1090 468 66 BHARTI BT INTERNET LTD.
9583 1079 78 365 Sify Limited
23577 781 35 709 Korea Telecom (ATM-MPLS)
4766 767 4942 309 Korea Telecom (KIX)
17488 602 40 25 Hathway IP Over Cable Interne
7545 589 142 76 TPG Internet Pty Ltd
1221 580 1686 442 Telstra Pty Ltd
18101 530 103 23 Reliance Infocom Ltd Internet
17676 503 10935 65 Softbank BB Corp.
4812 500 779 73 China Telecom (Shanghai)
4668 454 68 10 LG-EDS Systems Inc.
9443 443 111 74 Primus Telecommunications
7474 377 216 258 SingTel Optus Pty Ltd
4802 360 86 149 Wantree Development
17849 357 34 100 Telecommunications Technology
17557 351 34 171 Pakistan Telecom
17974 338 129 14 PT TELEKOMUNIKASI INDONESIA
4837 337 4152 149 chinanet IDC center beijing n
ARIN Region per AS prefix count summary
---------------------------------------
ASN No of nets /20 equiv MaxAgg Description
7018 1499 6125 984 AT&T WorldNet Services
4323 1334 1005 351 Time Warner Telecom
6478 1127 444 190 AT&T Worldnet Services
2386 1115 570 740 AT&T Data Communications Serv
6197 1024 667 499 BellSouth Network Solutions,
18566 992 288 9 Covad Communications
11492 983 101 17 Cable One
174 945 6792 869 Cogent Communications
701 941 6697 748 UUNET Technologies, Inc.
1239 816 2713 572 Sprint
20115 803 707 423 Charter Communications
7011 802 229 476 Citizens Utilities
19262 756 2591 177 Verizon Global Networks
22773 732 1872 41 Cox Communications, Inc.
209 715 3744 570 Qwest
721 630 21787 274 DLA Systems Automation Center
852 594 1088 380 Telus Advanced Communications
5668 572 160 16 CenturyTel Internet Holdings,
19916 568 49 54 OLM LLC
855 566 250 70 Canadian Research Network
RIPE Region per AS prefix count summary
---------------------------------------
ASN No of nets /20 equiv MaxAgg Description
702 539 1879 417 UUNET - Commercial IP service
24863 328 45 22 LINKdotNET AS number
3301 313 1200 292 TeliaNet Sweden
3320 299 4994 250 Deutsche Telekom AG
8220 271 469 262 COLT Telecommunications
6746 269 95 248 Dynamic Network Technologies,
680 257 2044 251 DFN-IP service G-WiN
5416 252 16 16 BATELCO-BH
8708 240 284 228 Romania Data Systems S.A.
3215 239 2224 92 France Telecom Transpac
1257 220 1111 169 SWIPnet Swedish IP Network
3269 213 2423 71 TELECOM ITALIA
3246 208 355 197 Song Networks
30890 207 17 97 SC Kappa Invexim SRL
8551 204 196 28 Bezeq International
3352 201 1783 33 Ibernet, Internet Access Netw
20858 197 34 3 EgyNet
3300 182 171 89 AUCS Communications Services
12479 177 578 6 Uni2 Autonomous System
786 173 1779 173 The JANET IP Service
LACNIC Region per AS prefix count summary
-----------------------------------------
ASN No of nets /20 equiv MaxAgg Description
8151 1043 2037 210 UniNet S.A. de C.V.
11830 482 299 19 Instituto Costarricense de El
11172 348 109 85 Servicios Alestra S.A de C.V
16814 329 20 8 NSS, S.A.
22047 307 206 11 VTR PUNTO NET S.A.
6471 254 74 30 ENTEL CHILE S.A.
7303 253 142 30 Telecom Argentina Stet-France
14117 239 16 13 Telefonica del Sur S.A.
11556 237 128 4 Cable-Wireless Panama
6147 229 180 24 Telefonica Del Peru
6503 201 172 83 AVANTEL, S.A.
10481 181 72 8 Prima S.A.
20299 174 25 25 NEWCOM AMERICAS
21826 156 27 56 INTERCABLE
23216 153 19 42 RAMtelecom Telecomunicaciones
7910 152 11 32 ANDINET ON LINE
19429 146 91 37 E.T.B.
18822 145 9 10 TELEFONICA MANQUEHUE
19169 143 9 25 Telconet
14522 140 22 9 SatNet S.A.
AfriNIC Region per AS prefix count summary
------------------------------------------
ASN No of nets /20 equiv MaxAgg Description
3741 290 868 232 The Internet Solution
8452 245 60 6 TEDATA
15475 159 84 4 Nile Online
6713 144 135 11 Itissalat Al-MAGHRIB
2018 138 309 113 Tertiary Education Network
5536 123 8 15 Internet Egypt Network
2905 121 178 94 The Internetworking Company o
33783 111 6 5 EEPAD TISP TELECOM & INTERNET
24835 86 48 6 RAYA Telecom - Egypt
2561 64 6 2 Egyptian Universities Network
15706 55 12 4 Sudatel Internet Exchange Aut
23889 49 16 13 MAURITIUS TELECOM
5713 44 294 34 Telkom SA Ltd
33774 42 12 22 AS Number for Telecom Algeria
16637 33 21 25 Johnnic e-Ventures
33766 33 2 1 Nyala Communications Pty Ltd
8524 30 2 6 AUCEGYPT Autonomous System
12455 27 6 3 Jambonet Autonomous system
21280 27 4 4 Swift Global Kenya Ltd.Is an
33776 27 2 5 Starcomms Nigeria Limited
Global Per AS Maximum Aggr summary
----------------------------------
ASN No of nets Net Savings Description
4755 1133 1056 Videsh Sanchar Nigam Ltd. Aut
9498 1090 1024 BHARTI BT INTERNET LTD.
4134 1268 991 CHINANET-BACKBONE
4323 1334 983 Time Warner Telecom
18566 992 983 Covad Communications
11492 983 966 Cable One
6478 1127 937 AT&T Worldnet Services
8151 1043 833 UniNet S.A. de C.V.
9583 1079 714 Sify Limited
22773 732 691 Cox Communications, Inc.
19262 756 579 Verizon Global Networks
17488 602 577 Hathway IP Over Cable Interne
5668 572 556 CenturyTel Internet Holdings,
6197 1024 525 BellSouth Network Solutions,
19916 568 514 OLM LLC
7545 589 513 TPG Internet Pty Ltd
18101 530 507 Reliance Infocom Ltd Internet
855 566 496 Canadian Research Network
15270 507 473 PaeTec.net -a division of Pae
11830 482 463 Instituto Costarricense de El
List of Unregistered Origin ASNs (Global)
-----------------------------------------
Bad AS Designation Network Transit AS Description
65332 PRIVATE 63.166.106.192/27 1803 SPRINT
24410 UNALLOCATED 203.119.28.0/24 4134 CHINANET-BACKBONE
24409 UNALLOCATED 203.119.29.0/24 9808 Guangdong Mobile Com
22895 UNALLOCATED 216.174.38.0/24 19094 Adelphia Business So
Advertised Unallocated Addresses
--------------------------------
Network Origin AS Description
7.1.1.0/24 1239 Sprint
132.0.0.0/10 721 DLA Systems Automation Center
137.0.0.0/13 721 DLA Systems Automation Center
158.0.0.0/13 721 DLA Systems Automation Center
172.33.1.0/24 7018 AT&T WorldNet Services
180.190.0.0/16 24003 JUBILANT ORGANOSYS LTD., INDI
192.0.10.0/24 9498 BHARTI BT INTERNET LTD.
192.44.0.0/24 5501 Fraunhofer Gesellschaft
192.44.0.0/19 702 UUNET - Commercial IP service
192.70.164.0/24 25689 National Research Council of
192.153.136.0/21 721 DLA Systems Automation Center
192.172.0.0/19 721 DLA Systems Automation Center
Number of prefixes announced per prefix length (Global)
-------------------------------------------------------
/1:0 /2:0 /3:0 /4:0 /5:0 /6:0
/7:0 /8:20 /9:9 /10:12 /11:33 /12:117
/13:226 /14:427 /15:823 /16:9261 /17:3754 /18:6183
/19:13205 /20:14895 /21:13442 /22:17277 /23:18564 /24:113400
/25:729 /26:547 /27:438 /28:69 /29:42 /30:93
/31:0 /32:33
Advertised prefixes smaller than registry allocations
-----------------------------------------------------
ASN No of nets Total ann. Description
6478 1079 1127 AT&T Worldnet Services
18566 974 992 Covad Communications
11492 969 983 Cable One
9583 915 1079 Sify Limited
2386 838 1115 AT&T Data Communications Serv
7018 810 1499 AT&T WorldNet Services
6197 796 1024 BellSouth Network Solutions,
23577 767 781 Korea Telecom (ATM-MPLS)
9498 738 1090 BHARTI BT INTERNET LTD.
7011 701 802 Citizens Utilities
4766 576 767 Korea Telecom (KIX)
19916 563 568 OLM LLC
4755 537 1133 Videsh Sanchar Nigam Ltd. Aut
4323 529 1334 Time Warner Telecom
15270 475 507 PaeTec.net -a division of Pae
855 465 566 Canadian Research Network
18101 461 530 Reliance Infocom Ltd Internet
4668 445 454 LG-EDS Systems Inc.
5668 442 572 CenturyTel Internet Holdings,
17488 424 602 Hathway IP Over Cable Interne
Number of /24s announced per /8 block (Global)
----------------------------------------------
4:9 7:1 8:63 9:1 12:1802 13:1
15:16 16:3 17:3 18:5 20:36 24:903
25:1 32:52 38:283 40:57 41:93 44:2
47:7 52:4 55:1 56:3 57:25 58:304
59:381 60:214 61:936 62:1018 63:1918 64:3140
65:2319 66:3149 67:736 68:652 69:1731 70:459
71:98 72:1208 73:1 74:180 75:81 76:5
77:67 80:833 81:783 82:660 83:361 84:508
85:738 86:443 87:496 88:246 89:809 90:3
91:211 97:1 116:1 117:1 118:1 119:1
120:1 121:141 122:345 123:58 124:673 125:847
128:306 129:218 130:124 131:348 132:50 133:10
134:188 135:39 136:181 137:93 138:195 139:52
140:499 141:142 142:371 143:211 144:271 145:43
146:317 147:147 148:377 149:186 150:114 151:116
152:94 153:118 154:5 155:251 156:153 157:173
158:169 159:151 160:99 161:89 162:230 163:162
164:451 165:381 166:245 167:280 168:512 169:119
170:386 171:15 172:1 189:194 190:421 192:5740
193:3727 194:3001 195:2205 196:949 198:3747 199:3271
200:4660 201:985 202:7199 203:7374 204:3969 205:2062
206:2405 207:2847 208:2487 209:3591 210:2387 211:926
212:1263 213:1406 214:412 215:39 216:4036 217:1173
218:350 219:270 220:856 221:374 222:263
End of report
Report Website: http://thyme.apnic.net
Routing Table Report 00:00 GMT Tue 27 Feb, 2007
Analysis Summary
----------------
BGP routing table entries examined: 224611
Prefixes after maximum aggregation: 116515
Deaggregation factor: 1.93
Unique aggregates announced to Internet: 103973
Total ASes present in the Internet Routing Table: 24555
Origin-only ASes present in the Internet Routing Table: 21291
Origin ASes announcing only one prefix: 10287
Transit ASes present in the Internet Routing Table: 3264
Transit-only ASes present in the Internet Routing Table: 78
Average AS path length visible in the Internet Routing Table: 4.4
Max AS path length visible: 32
Max AS path prepend of ASN (20858) 18
Prefixes from unregistered ASNs in the Routing Table: 62
Unregistered ASNs in the Routing Table: 24
Special use prefixes present in the Routing Table: 1
Prefixes being announced from unallocated address space: 12
Number of addresses announced to Internet: 1689062884
Equivalent to 100 /8s, 173 /16s and 13 /24s
Percentage of available address space announced: 45.6
Percentage of allocated address space announced: 62.6
Percentage of available address space allocated: 72.8
Total number of prefixes smaller than registry allocations: 119287
APNIC Region Analysis Summary
-----------------------------
Prefixes being announced by APNIC Region ASes: 49840
Total APNIC prefixes after maximum aggregation: 19760
APNIC Deaggregation factor: 2.52
Prefixes being announced from the APNIC address blocks: 46848
Unique aggregates announced from the APNIC address blocks: 20526
APNIC Region origin ASes present in the Internet Routing Table: 2908
APNIC Region origin ASes announcing only one prefix: 789
APNIC Region transit ASes present in the Internet Routing Table: 440
Average APNIC Region AS path length visible: 4.3
Max APNIC Region AS path length visible: 20
Number of APNIC addresses announced to Internet: 290187584
Equivalent to 17 /8s, 75 /16s and 233 /24s
Percentage of available APNIC address space announced: 71.9
APNIC AS Blocks 4608-4864, 7467-7722, 9216-10239, 17408-18431
(pre-ERX allocations) 23552-24575, 37888-38911
APNIC Address Blocks 58/7, 60/7, 116/6, 120/6, 124/7, 126/8, 202/7
210/7, 218/7, 220/7 and 222/8
ARIN Region Analysis Summary
----------------------------
Prefixes being announced by ARIN Region ASes: 112766
Total ARIN prefixes after maximum aggregation: 62503
ARIN Deaggregation factor: 1.80
Prefixes being announced from the ARIN address blocks: 83828
Unique aggregates announced from the ARIN address blocks: 29560
ARIN Region origin ASes present in the Internet Routing Table: 11380
ARIN Region origin ASes announcing only one prefix: 4360
ARIN Region transit ASes present in the Internet Routing Table: 1086
Average ARIN Region AS path length visible: 4.1
Max ARIN Region AS path length visible: 18
Number of ARIN addresses announced to Internet: 321342944
Equivalent to 19 /8s, 39 /16s and 77 /24s
Percentage of available ARIN address space announced: 70.9
ARIN AS Blocks 1-1876, 1902-2042, 2044-2046, 2048-2106
(pre-ERX allocations) 2138-2584, 2615-2772, 2823-2829, 2880-3153
3354-4607, 4865-5119, 5632-6655, 6912-7466
7723-8191, 10240-12287, 13312-15359, 16384-17407
18432-20479, 21504-23551, 25600-26591,
26624-27647, 29696-30719, 31744-33791
35840-36863, 39936-40959
ARIN Address Blocks 24/8, 63/8, 64/5, 72/6, 76/8, 96/6, 199/8, 204/6,
208/7 and 216/8
RIPE Region Analysis Summary
----------------------------
Prefixes being announced by RIPE Region ASes: 45237
Total RIPE prefixes after maximum aggregation: 29199
RIPE Deaggregation factor: 1.55
Prefixes being announced from the RIPE address blocks: 42165
Unique aggregates announced from the RIPE address blocks: 27178
RIPE Region origin ASes present in the Internet Routing Table: 9243
RIPE Region origin ASes announcing only one prefix: 4827
RIPE Region transit ASes present in the Internet Routing Table: 1522
Average RIPE Region AS path length visible: 4.9
Max RIPE Region AS path length visible: 32
Number of RIPE addresses announced to Internet: 292028544
Equivalent to 17 /8s, 104 /16s and 0 /24s
Percentage of available RIPE address space announced: 79.1
RIPE AS Blocks 1877-1901, 2043, 2047, 2107-2136, 2585-2614
(pre-ERX allocations) 2773-2822, 2830-2879, 3154-3353, 5377-5631
6656-6911, 8192-9215, 12288-13311, 15360-16383
20480-21503, 24576-25599, 28672-29695
30720-31743, 33792-35839, 38912-39935
40960-43007
RIPE Address Blocks 62/8, 77/8, 78/7, 80/5, 88/6, 193/8, 194/7,
212/7 and 217/8
LACNIC Region Analysis Summary
------------------------------
Prefixes being announced by LACNIC Region ASes: 14045
Total LACNIC prefixes after maximum aggregation: 4058
LACNIC Deaggregation factor: 3.46
Prefixes being announced from the LACNIC address blocks: 12120
Unique aggregates announced from the LACNIC address blocks: 7000
LACNIC Region origin ASes present in the Internet Routing Table: 764
LACNIC Region origin ASes announcing only one prefix: 249
LACNIC Region transit ASes present in the Internet Routing Table: 136
Average LACNIC Region AS path length visible: 5.2
Max LACNIC Region AS path length visible: 27
Number of LACNIC addresses announced to Internet: 37759744
Equivalent to 2 /8s, 64 /16s and 43 /24s
Percentage of available LACNIC address space announced: 56.3
LACNIC AS Blocks 26592-26623, 27648-28671, plus ERX transfers
LACNIC Address Blocks 189/8, 190/8, 200/7
AfriNIC Region Analysis Summary
-------------------------------
Prefixes being announced by AfriNIC Region ASes: 2663
Total AfriNIC prefixes after maximum aggregation: 993
AfriNIC Deaggregation factor: 2.68
Prefixes being announced from the AfriNIC address blocks: 1949
Unique aggregates announced from the AfriNIC address blocks: 1180
AfriNIC Region origin ASes present in the Internet Routing Table: 181
AfriNIC Region origin ASes announcing only one prefix: 61
AfriNIC Region transit ASes present in the Internet Routing Table: 35
Average AfriNIC Region AS path length visible: 4.5
Max AfriNIC Region AS path length visible: 24
Number of AfriNIC addresses announced to Internet: 5412352
Equivalent to 0 /8s, 82 /16s and 150 /24s
Percentage of available AfriNIC address space announced: 16.1
AfriNIC AS Blocks 36864-37887 & ERX transfers
AfriNIC Address Blocks 41/8, 196/8
APNIC Region per AS prefix count summary
----------------------------------------
ASN No of nets /20 equiv MaxAgg Description
4134 1273 8702 277 CHINANET-BACKBONE
4755 1125 383 73 Videsh Sanchar Nigam Ltd. Aut
9498 1101 468 66 BHARTI BT INTERNET LTD.
9583 1077 77 368 Sify Limited
23577 781 35 709 Korea Telecom (ATM-MPLS)
4766 768 4942 309 Korea Telecom (KIX)
1221 622 1687 454 Telstra Pty Ltd
17488 602 40 25 Hathway IP Over Cable Interne
7545 589 142 76 TPG Internet Pty Ltd
18101 529 103 23 Reliance Infocom Ltd Internet
17676 503 10935 65 Softbank BB Corp.
4812 501 779 73 China Telecom (Shanghai)
7474 455 216 260 SingTel Optus Pty Ltd
4668 454 68 10 LG-EDS Systems Inc.
9443 443 111 74 Primus Telecommunications
9942 432 85 127 COMindico Australia
17849 370 35 94 Telecommunications Technology
4802 362 86 149 Wantree Development
17557 350 34 170 Pakistan Telecom
2907 339 1749 310 SINET Japan
RIPE Region per AS prefix count summary
---------------------------------------
ASN No of nets /20 equiv MaxAgg Description
702 539 1879 417 UUNET - Commercial IP service
2119 444 833 374 Telenor Internet Access
24863 327 45 21 LINKdotNET AS number
3301 312 1199 291 TeliaNet Sweden
3320 298 4993 249 Deutsche Telekom AG
8220 273 465 263 COLT Telecommunications
6746 269 95 248 Dynamic Network Technologies,
1257 262 1116 173 SWIPnet Swedish IP Network
680 257 2044 251 DFN-IP service G-WiN
5416 253 16 12 BATELCO-BH
8708 242 284 228 Romania Data Systems S.A.
5089 240 1657 52 NTL Group Limited
3215 239 2224 92 France Telecom Transpac
3269 211 2422 71 TELECOM ITALIA
3246 208 355 197 Song Networks
30890 207 17 97 SC Kappa Invexim SRL
8551 206 197 25 Bezeq International
3352 201 1783 33 Ibernet, Internet Access Netw
20858 197 34 3 EgyNet
3300 188 171 91 AUCS Communications Services
ARIN Region per AS prefix count summary
---------------------------------------
ASN No of nets /20 equiv MaxAgg Description
701 4795 6697 749 UUNET Technologies, Inc.
7018 1492 10196 972 AT&T WorldNet Services
4323 1449 1005 351 Time Warner Telecom
7015 1385 983 92 AT&T Broadband
705 1297 557 600 UUNET Technologies, Inc.
6478 1124 443 194 AT&T Worldnet Services
2386 1114 570 738 AT&T Data Communications Serv
6197 1024 667 499 BellSouth Network Solutions,
18566 992 288 9 Covad Communications
11492 982 101 17 Cable One
174 945 6792 868 Cogent Communications
1239 809 2697 568 Sprint
7011 801 229 476 Citizens Utilities
20115 801 706 427 Charter Communications
7046 797 267 657 UUNET Technologies, Inc.
19262 757 2591 178 Verizon Global Networks
22773 732 1872 41 Cox Communications, Inc.
209 718 3744 572 Qwest
721 632 21787 274 DLA Systems Automation Center
852 609 1088 381 Telus Advanced Communications
Global Per AS Maximum Aggr summary
----------------------------------
ASN No of nets Net Savings Description
7015 1385 1293 AT&T Broadband
4323 1449 1098 Time Warner Telecom
4755 1125 1052 Videsh Sanchar Nigam Ltd. Aut
9498 1101 1035 BHARTI BT INTERNET LTD.
4134 1273 996 CHINANET-BACKBONE
18566 992 983 Covad Communications
11492 982 965 Cable One
6478 1124 930 AT&T Worldnet Services
8151 1041 828 UniNet S.A. de C.V.
9583 1077 709 Sify Limited
705 1297 697 UUNET Technologies, Inc.
22773 732 691 Cox Communications, Inc.
19262 757 579 Verizon Global Networks
17488 602 577 Hathway IP Over Cable Interne
5668 572 556 CenturyTel Internet Holdings,
6197 1024 525 BellSouth Network Solutions,
7018 1492 520 AT&T WorldNet Services
19916 568 514 OLM LLC
7545 589 513 TPG Internet Pty Ltd
18101 529 506 Reliance Infocom Ltd Internet
List of Unregistered Origin ASNs (Global)
-----------------------------------------
Bad AS Designation Network Transit AS Description
65533 PRIVATE 4.33.8.0/28 293 Energy Sciences Netw
65533 PRIVATE 4.33.8.16/28 293 Energy Sciences Netw
65533 PRIVATE 4.33.8.32/28 293 Energy Sciences Netw
65533 PRIVATE 4.33.8.48/28 293 Energy Sciences Netw
65533 PRIVATE 4.33.8.64/28 293 Energy Sciences Netw
65533 PRIVATE 4.33.8.80/28 293 Energy Sciences Netw
65533 PRIVATE 4.33.8.96/28 293 Energy Sciences Netw
65533 PRIVATE 4.33.8.112/28 293 Energy Sciences Netw
65533 PRIVATE 4.33.8.128/28 293 Energy Sciences Netw
65533 PRIVATE 4.33.8.144/28 293 Energy Sciences Netw
65533 PRIVATE 4.33.8.160/28 293 Energy Sciences Netw
65533 PRIVATE 4.33.8.176/28 293 Energy Sciences Netw
65533 PRIVATE 4.33.8.192/28 293 Energy Sciences Netw
65533 PRIVATE 4.33.8.208/28 293 Energy Sciences Netw
65533 PRIVATE 4.33.8.224/28 293 Energy Sciences Netw
65533 PRIVATE 4.33.8.240/28 293 Energy Sciences Netw
65533 PRIVATE 4.33.9.0/26 293 Energy Sciences Netw
65533 PRIVATE 4.33.9.128/27 293 Energy Sciences Netw
65533 PRIVATE 4.33.9.192/27 293 Energy Sciences Netw
65533 PRIVATE 4.33.9.224/27 293 Energy Sciences Netw
65533 PRIVATE 4.33.10.0/28 293 Energy Sciences Netw
65533 PRIVATE 4.33.10.16/28 293 Energy Sciences Netw
65533 PRIVATE 4.33.10.32/28 293 Energy Sciences Netw
65533 PRIVATE 4.33.10.48/28 293 Energy Sciences Netw
65533 PRIVATE 4.33.10.64/28 293 Energy Sciences Netw
65533 PRIVATE 4.33.10.80/28 293 Energy Sciences Netw
65332 PRIVATE 63.166.106.192/27 1803 SPRINT
64513 PRIVATE 194.149.101.192/28 6721 The Terminal Bar: In
64527 PRIVATE 194.149.115.64/28 6721 The Terminal Bar: In
64524 PRIVATE 194.149.116.64/28 6721 The Terminal Bar: In
64514 PRIVATE 194.149.116.176/28 6721 The Terminal Bar: In
64532 PRIVATE 195.22.48.64/27 6721 The Terminal Bar: In
64526 PRIVATE 195.47.13.96/28 6721 The Terminal Bar: In
64542 PRIVATE 195.47.24.112/28 6721 The Terminal Bar: In
64542 PRIVATE 195.47.24.128/27 6721 The Terminal Bar: In
64542 PRIVATE 195.47.25.192/27 6721 The Terminal Bar: In
64519 PRIVATE 195.47.33.160/27 6721 The Terminal Bar: In
64519 PRIVATE 195.47.33.192/28 6721 The Terminal Bar: In
64526 PRIVATE 195.47.39.128/26 6721 The Terminal Bar: In
64513 PRIVATE 195.47.40.128/26 6721 The Terminal Bar: In
64513 PRIVATE 195.47.40.128/25 6721 The Terminal Bar: In
64513 PRIVATE 195.47.40.192/26 6721 The Terminal Bar: In
64540 PRIVATE 195.47.75.48/28 6721 The Terminal Bar: In
64516 PRIVATE 195.47.88.128/25 6721 The Terminal Bar: In
64526 PRIVATE 195.47.100.0/25 6721 The Terminal Bar: In
65000 PRIVATE 195.47.102.0/25 6721 The Terminal Bar: In
64514 PRIVATE 195.144.99.0/26 6721 The Terminal Bar: In
64514 PRIVATE 195.144.99.64/27 6721 The Terminal Bar: In
64514 PRIVATE 195.144.99.96/28 6721 The Terminal Bar: In
64514 PRIVATE 195.144.99.112/28 6721 The Terminal Bar: In
64514 PRIVATE 195.144.99.128/25 6721 The Terminal Bar: In
65011 PRIVATE 203.116.243.0/24 4657 Starhub Internet, Si
24410 UNALLOCATED 203.119.28.0/24 4134 CHINANET-BACKBONE
24409 UNALLOCATED 203.119.29.0/24 9808 Guangdong Mobile Com
65517 PRIVATE 213.154.248.0/29 12859 Business Internet Tr
65517 PRIVATE 213.154.248.8/29 12859 Business Internet Tr
22895 UNALLOCATED 216.174.38.0/24 19094 Adelphia Business So
65019 PRIVATE 216.195.13.0/24 19034 Norcom Networks Corp
64512 PRIVATE 217.134.164.0/22 5428 Energis Communicatio
64512 PRIVATE 217.134.168.0/21 5428 Energis Communicatio
64512 PRIVATE 217.134.176.0/21 5428 Energis Communicatio
64512 PRIVATE 217.134.184.0/22 5428 Energis Communicatio
Prefixes from private and non-routed address space (Global)
-----------------------------------------------------------
Prefix Origin AS Description
192.0.2.0/24 2854 RoSprint AS (Global One Russi
Advertised Unallocated Addresses
--------------------------------
Network Origin AS Description
7.1.1.0/24 1239 Sprint
132.0.0.0/10 721 DLA Systems Automation Center
137.0.0.0/13 721 DLA Systems Automation Center
158.0.0.0/13 721 DLA Systems Automation Center
172.33.1.0/24 7018 AT&T WorldNet Services
180.190.0.0/16 24003 JUBILANT ORGANOSYS LTD., INDI
192.0.10.0/24 9498 BHARTI BT INTERNET LTD.
192.44.0.0/24 5501 Fraunhofer Gesellschaft
192.44.0.0/19 702 UUNET - Commercial IP service
192.70.164.0/24 25689 National Research Council of
192.153.136.0/21 721 DLA Systems Automation Center
192.172.0.0/19 721 DLA Systems Automation Center
Number of prefixes announced per prefix length (Global)
-------------------------------------------------------
/1:0 /2:0 /3:0 /4:0 /5:0 /6:0
/7:0 /8:20 /9:9 /10:12 /11:34 /12:119
/13:238 /14:429 /15:831 /16:9280 /17:3811 /18:6296
/19:13401 /20:15218 /21:13998 /22:18151 /23:19663 /24:120019
/25:898 /26:706 /27:527 /28:219 /29:176 /30:474
/31:0 /32:82
Advertised prefixes smaller than registry allocations
-----------------------------------------------------
ASN No of nets Total ann. Description
701 3553 4795 UUNET Technologies, Inc.
7015 1240 1385 AT&T Broadband
6478 1076 1124 AT&T Worldnet Services
18566 974 992 Covad Communications
11492 968 982 Cable One
9583 913 1077 Sify Limited
2386 840 1114 AT&T Data Communications Serv
705 807 1297 UUNET Technologies, Inc.
7018 806 1492 AT&T WorldNet Services
6197 796 1024 BellSouth Network Solutions,
23577 767 781 Korea Telecom (ATM-MPLS)
9498 748 1101 BHARTI BT INTERNET LTD.
7011 700 801 Citizens Utilities
4323 634 1449 Time Warner Telecom
4766 577 768 Korea Telecom (KIX)
19916 563 568 OLM LLC
7046 547 797 UUNET Technologies, Inc.
4755 531 1125 Videsh Sanchar Nigam Ltd. Aut
15270 475 507 PaeTec.net -a division of Pae
855 465 566 Canadian Research Network
Number of /24s announced per /8 block (Global)
----------------------------------------------
4:9 7:1 8:63 9:1 12:1818 13:1
15:16 16:3 17:3 18:5 20:38 24:920
25:1 32:173 38:282 40:57 41:93 44:2
47:7 52:4 55:1 56:3 57:52 58:326
59:391 60:214 61:957 62:1089 63:3336 64:3313
65:3675 66:3257 67:749 68:661 69:1743 70:457
71:98 72:1220 73:7 74:381 75:82 76:47
77:67 80:845 81:790 82:704 83:378 84:510
85:771 86:443 87:494 88:245 89:809 90:3
91:209 97:1 121:143 122:493 123:50 124:618
125:961 128:307 129:219 130:125 131:349 132:50
133:10 134:188 135:39 136:181 137:97 138:194
139:104 140:499 141:142 142:394 143:211 144:271
145:43 146:317 147:150 148:374 149:187 150:114
151:116 152:97 153:118 154:6 155:251 156:153
157:174 158:169 159:151 160:99 161:90 162:231
163:162 164:460 165:383 166:245 167:280 168:516
169:119 170:380 171:15 172:1 189:196 190:421
192:5789 193:3750 194:3044 195:2303 196:1000 198:3887
199:3347 200:4602 201:985 202:7268 203:7431 204:4106
205:2177 206:2634 207:3108 208:3177 209:3717 210:2398
211:974 212:1328 213:1456 214:415 215:39 216:4260
217:1185 218:369 219:270 220:875 221:374 222:263
End of report
Routing Table Report 04:00 +10GMT Tue 27 Feb, 2007
Analysis Summary
----------------
BGP routing table entries examined: 213508
Prefixes after maximum aggregation: 114499
Deaggregation factor: 1.86
Unique aggregates announced to Internet: 103927
Total ASes present in the Internet Routing Table: 24485
Origin-only ASes present in the Internet Routing Table: 21315
Origin ASes announcing only one prefix: 10302
Transit ASes present in the Internet Routing Table: 3170
Transit-only ASes present in the Internet Routing Table: 79
Average AS path length visible in the Internet Routing Table: 3.6
Max AS path length visible: 32
Max AS path prepend of ASN (20858) 18
Prefixes from unregistered ASNs in the Routing Table: 4
Unregistered ASNs in the Routing Table: 6
Special use prefixes present in the Routing Table: 0
Prefixes being announced from unallocated address space: 12
Number of addresses announced to Internet: 1686571276
Equivalent to 100 /8s, 135 /16s and 9 /24s
Percentage of available address space announced: 45.5
Percentage of allocated address space announced: 62.5
Percentage of available address space allocated: 72.8
Total number of prefixes smaller than registry allocations: 110433
APNIC Region Analysis Summary
-----------------------------
Prefixes being announced by APNIC Region ASes: 48530
Total APNIC prefixes after maximum aggregation: 19473
APNIC Deaggregation factor: 2.49
Prefixes being announced from the APNIC address blocks: 45635
Unique aggregates announced from the APNIC address blocks: 20532
APNIC Region origin ASes present in the Internet Routing Table: 2889
APNIC Region origin ASes announcing only one prefix: 790
APNIC Region transit ASes present in the Internet Routing Table: 429
Average APNIC Region AS path length visible: 3.6
Max APNIC Region AS path length visible: 16
Number of APNIC addresses announced to Internet: 290481024
Equivalent to 17 /8s, 80 /16s and 99 /24s
Percentage of available APNIC address space announced: 72.0
APNIC AS Blocks 4608-4864, 7467-7722, 9216-10239, 17408-18431
(pre-ERX allocations) 23552-24575, 37888-38911
APNIC Address Blocks 58/7, 60/7, 116/6, 120/6, 124/7, 126/8, 202/7
210/7, 218/7, 220/7 and 222/8
ARIN Region Analysis Summary
----------------------------
Prefixes being announced by ARIN Region ASes: 104181
Total ARIN prefixes after maximum aggregation: 61244
ARIN Deaggregation factor: 1.70
Prefixes being announced from the ARIN address blocks: 76211
Unique aggregates announced from the ARIN address blocks: 29540
ARIN Region origin ASes present in the Internet Routing Table: 11367
ARIN Region origin ASes announcing only one prefix: 4364
ARIN Region transit ASes present in the Internet Routing Table: 1051
Average ARIN Region AS path length visible: 3.4
Max ARIN Region AS path length visible: 21
Number of ARIN addresses announced to Internet: 319036800
Equivalent to 19 /8s, 4 /16s and 29 /24s
Percentage of available ARIN address space announced: 70.4
ARIN AS Blocks 1-1876, 1902-2042, 2044-2046, 2048-2106
(pre-ERX allocations) 2138-2584, 2615-2772, 2823-2829, 2880-3153
3354-4607, 4865-5119, 5632-6655, 6912-7466
7723-8191, 10240-12287, 13312-15359, 16384-17407
18432-20479, 21504-23551, 25600-26591,
26624-27647, 29696-30719, 31744-33791
35840-36863, 39936-40959
ARIN Address Blocks 24/8, 63/8, 64/5, 72/6, 76/8, 96/6, 199/8, 204/6,
208/7 and 216/8
RIPE Region Analysis Summary
----------------------------
Prefixes being announced by RIPE Region ASes: 44126
Total RIPE prefixes after maximum aggregation: 28760
RIPE Deaggregation factor: 1.53
Prefixes being announced from the RIPE address blocks: 40807
Unique aggregates announced from the RIPE address blocks: 27154
RIPE Region origin ASes present in the Internet Routing Table: 9207
RIPE Region origin ASes announcing only one prefix: 4841
RIPE Region transit ASes present in the Internet Routing Table: 1490
Average RIPE Region AS path length visible: 4.0
Max RIPE Region AS path length visible: 32
Number of RIPE addresses announced to Internet: 291795460
Equivalent to 17 /8s, 100 /16s and 114 /24s
Percentage of available RIPE address space announced: 79.1
RIPE AS Blocks 1877-1901, 2043, 2047, 2107-2136, 2585-2614
(pre-ERX allocations) 2773-2822, 2830-2879, 3154-3353, 5377-5631
6656-6911, 8192-9215, 12288-13311, 15360-16383
20480-21503, 24576-25599, 28672-29695
30720-31743, 33792-35839, 38912-39935
40960-43007
RIPE Address Blocks 62/8, 77/8, 78/7, 80/5, 88/6, 193/8, 194/7,
212/7 and 217/8
LACNIC Region Analysis Summary
------------------------------
Prefixes being announced by LACNIC Region ASes: 14105
Total LACNIC prefixes after maximum aggregation: 4059
LACNIC Deaggregation factor: 3.47
Prefixes being announced from the LACNIC address blocks: 12176
Unique aggregates announced from the LACNIC address blocks: 7020
LACNIC Region origin ASes present in the Internet Routing Table: 764
LACNIC Region origin ASes announcing only one prefix: 248
LACNIC Region transit ASes present in the Internet Routing Table: 135
Average LACNIC Region AS path length visible: 4.2
Max LACNIC Region AS path length visible: 20
Number of LACNIC addresses announced to Internet: 37696256
Equivalent to 2 /8s, 63 /16s and 51 /24s
Percentage of available LACNIC address space announced: 56.2
LACNIC AS Blocks 26592-26623, 27648-28671, plus ERX transfers
LACNIC Address Blocks 189/8, 190/8, 200/7
AfriNIC Region Analysis Summary
-------------------------------
Prefixes being announced by AfriNIC Region ASes: 2563
Total AfriNIC prefixes after maximum aggregation: 961
AfriNIC Deaggregation factor: 2.67
Prefixes being announced from the AfriNIC address blocks: 1888
Unique aggregates announced from the AfriNIC address blocks: 1179
AfriNIC Region origin ASes present in the Internet Routing Table: 178
AfriNIC Region origin ASes announcing only one prefix: 58
AfriNIC Region transit ASes present in the Internet Routing Table: 35
Average AfriNIC Region AS path length visible: 3.6
Max AfriNIC Region AS path length visible: 15
Number of AfriNIC addresses announced to Internet: 5406976
Equivalent to 0 /8s, 82 /16s and 129 /24s
Percentage of available AfriNIC address space announced: 16.1
AfriNIC AS Blocks 36864-37887 & ERX transfers
AfriNIC Address Blocks 41/8, 196/8
APNIC Region per AS prefix count summary
----------------------------------------
ASN No of nets /20 equiv MaxAgg Description
4134 1274 8718 276 CHINANET-BACKBONE
4755 1128 383 77 Videsh Sanchar Nigam Ltd. Aut
9498 1099 468 66 BHARTI BT INTERNET LTD.
9583 1075 77 371 Sify Limited
23577 780 35 708 Korea Telecom (ATM-MPLS)
4766 768 4942 309 Korea Telecom (KIX)
17488 602 40 25 Hathway IP Over Cable Interne
7545 590 142 77 TPG Internet Pty Ltd
1221 582 1687 444 Telstra Pty Ltd
18101 529 103 23 Reliance Infocom Ltd Internet
17676 503 10935 65 Softbank BB Corp.
4812 500 779 73 China Telecom (Shanghai)
4668 454 68 10 LG-EDS Systems Inc.
9443 443 111 74 Primus Telecommunications
7474 381 216 259 SingTel Optus Pty Ltd
17849 370 35 94 Telecommunications Technology
4802 360 86 149 Wantree Development
17557 350 34 171 Pakistan Telecom
17974 338 129 14 PT TELEKOMUNIKASI INDONESIA
2907 336 1749 309 SINET Japan
ARIN Region per AS prefix count summary
---------------------------------------
ASN No of nets /20 equiv MaxAgg Description
7018 1496 6125 984 AT&T WorldNet Services
4323 1334 1005 351 Time Warner Telecom
6478 1124 443 194 AT&T Worldnet Services
2386 1113 570 738 AT&T Data Communications Serv
6197 1024 667 499 BellSouth Network Solutions,
18566 992 288 9 Covad Communications
11492 981 101 16 Cable One
174 945 6792 869 Cogent Communications
701 941 6697 748 UUNET Technologies, Inc.
1239 814 2713 571 Sprint
20115 802 706 422 Charter Communications
7011 800 229 476 Citizens Utilities
19262 757 2591 178 Verizon Global Networks
22773 732 1872 41 Cox Communications, Inc.
209 712 3743 569 Qwest
721 633 21787 274 DLA Systems Automation Center
852 594 1088 380 Telus Advanced Communications
5668 572 160 16 CenturyTel Internet Holdings,
19916 568 49 54 OLM LLC
855 566 250 70 Canadian Research Network
RIPE Region per AS prefix count summary
---------------------------------------
ASN No of nets /20 equiv MaxAgg Description
702 539 1879 417 UUNET - Commercial IP service
24863 328 45 22 LINKdotNET AS number
3301 312 1199 291 TeliaNet Sweden
3320 299 4994 250 Deutsche Telekom AG
8220 271 469 262 COLT Telecommunications
6746 269 95 248 Dynamic Network Technologies,
680 257 2044 251 DFN-IP service G-WiN
5416 252 16 16 BATELCO-BH
8708 242 284 228 Romania Data Systems S.A.
3215 239 2224 92 France Telecom Transpac
1257 221 1112 170 SWIPnet Swedish IP Network
3269 213 2423 71 TELECOM ITALIA
3246 208 355 197 Song Networks
30890 206 17 97 SC Kappa Invexim SRL
8551 204 196 28 Bezeq International
3352 201 1783 33 Ibernet, Internet Access Netw
20858 197 34 3 EgyNet
3300 182 171 89 AUCS Communications Services
12479 177 578 6 Uni2 Autonomous System
786 173 1779 173 The JANET IP Service
LACNIC Region per AS prefix count summary
-----------------------------------------
ASN No of nets /20 equiv MaxAgg Description
8151 1043 2038 211 UniNet S.A. de C.V.
11830 482 299 19 Instituto Costarricense de El
11172 348 109 85 Servicios Alestra S.A de C.V
16814 329 20 8 NSS, S.A.
22047 307 206 11 VTR PUNTO NET S.A.
6471 253 74 30 ENTEL CHILE S.A.
7303 251 142 30 Telecom Argentina Stet-France
14117 239 16 13 Telefonica del Sur S.A.
11556 237 128 4 Cable-Wireless Panama
6147 228 180 24 Telefonica Del Peru
6503 200 172 83 AVANTEL, S.A.
10481 181 72 8 Prima S.A.
20299 174 25 25 NEWCOM AMERICAS
21826 156 27 56 INTERCABLE
23216 153 19 42 RAMtelecom Telecomunicaciones
7910 152 11 32 ANDINET ON LINE
19429 146 91 37 E.T.B.
18822 145 9 10 TELEFONICA MANQUEHUE
19169 143 9 25 Telconet
14522 136 22 9 SatNet S.A.
AfriNIC Region per AS prefix count summary
------------------------------------------
ASN No of nets /20 equiv MaxAgg Description
3741 290 868 232 The Internet Solution
8452 245 60 6 TEDATA
15475 155 84 4 Nile Online
6713 144 135 11 Itissalat Al-MAGHRIB
2018 138 309 113 Tertiary Education Network
5536 123 8 15 Internet Egypt Network
2905 121 178 94 The Internetworking Company o
33783 111 6 5 EEPAD TISP TELECOM & INTERNET
24835 86 48 6 RAYA Telecom - Egypt
2561 64 6 2 Egyptian Universities Network
15706 55 12 4 Sudatel Internet Exchange Aut
23889 49 16 13 MAURITIUS TELECOM
5713 44 294 34 Telkom SA Ltd
33774 42 12 22 AS Number for Telecom Algeria
16637 33 21 25 Johnnic e-Ventures
33766 33 2 1 Nyala Communications Pty Ltd
8524 30 2 6 AUCEGYPT Autonomous System
12455 27 6 3 Jambonet Autonomous system
21280 27 4 4 Swift Global Kenya Ltd.Is an
33776 27 2 5 Starcomms Nigeria Limited
Global Per AS Maximum Aggr summary
----------------------------------
ASN No of nets Net Savings Description
4755 1128 1051 Videsh Sanchar Nigam Ltd. Aut
9498 1099 1033 BHARTI BT INTERNET LTD.
4134 1274 998 CHINANET-BACKBONE
4323 1334 983 Time Warner Telecom
18566 992 983 Covad Communications
11492 981 965 Cable One
6478 1124 930 AT&T Worldnet Services
8151 1043 832 UniNet S.A. de C.V.
9583 1075 704 Sify Limited
22773 732 691 Cox Communications, Inc.
19262 757 579 Verizon Global Networks
17488 602 577 Hathway IP Over Cable Interne
5668 572 556 CenturyTel Internet Holdings,
6197 1024 525 BellSouth Network Solutions,
19916 568 514 OLM LLC
7545 590 513 TPG Internet Pty Ltd
18101 529 506 Reliance Infocom Ltd Internet
855 566 496 Canadian Research Network
15270 507 473 PaeTec.net -a division of Pae
11830 482 463 Instituto Costarricense de El
List of Unregistered Origin ASNs (Global)
-----------------------------------------
Bad AS Designation Network Transit AS Description
65332 PRIVATE 63.166.106.192/27 1803 SPRINT
24410 UNALLOCATED 203.119.28.0/24 4134 CHINANET-BACKBONE
24409 UNALLOCATED 203.119.29.0/24 9808 Guangdong Mobile Com
22895 UNALLOCATED 216.174.38.0/24 19094 Adelphia Business So
Advertised Unallocated Addresses
--------------------------------
Network Origin AS Description
7.1.1.0/24 1239 Sprint
132.0.0.0/10 721 DLA Systems Automation Center
137.0.0.0/13 721 DLA Systems Automation Center
158.0.0.0/13 721 DLA Systems Automation Center
172.33.1.0/24 7018 AT&T WorldNet Services
180.190.0.0/16 24003 JUBILANT ORGANOSYS LTD., INDI
192.0.10.0/24 9498 BHARTI BT INTERNET LTD.
192.44.0.0/24 5501 Fraunhofer Gesellschaft
192.44.0.0/19 702 UUNET - Commercial IP service
192.70.164.0/24 25689 National Research Council of
192.153.136.0/21 721 DLA Systems Automation Center
192.172.0.0/19 721 DLA Systems Automation Center
Number of prefixes announced per prefix length (Global)
-------------------------------------------------------
/1:0 /2:0 /3:0 /4:0 /5:0 /6:0
/7:0 /8:20 /9:9 /10:12 /11:33 /12:117
/13:226 /14:426 /15:822 /16:9252 /17:3754 /18:6181
/19:13199 /20:14893 /21:13438 /22:17262 /23:18552 /24:113364
/25:721 /26:539 /27:438 /28:67 /29:42 /30:105
/31:0 /32:36
Advertised prefixes smaller than registry allocations
-----------------------------------------------------
ASN No of nets Total ann. Description
6478 1076 1124 AT&T Worldnet Services
18566 974 992 Covad Communications
11492 967 981 Cable One
9583 911 1075 Sify Limited
2386 838 1113 AT&T Data Communications Serv
7018 807 1496 AT&T WorldNet Services
6197 796 1024 BellSouth Network Solutions,
23577 766 780 Korea Telecom (ATM-MPLS)
9498 747 1099 BHARTI BT INTERNET LTD.
7011 699 800 Citizens Utilities
4766 577 768 Korea Telecom (KIX)
19916 563 568 OLM LLC
4755 533 1128 Videsh Sanchar Nigam Ltd. Aut
4323 529 1334 Time Warner Telecom
15270 475 507 PaeTec.net -a division of Pae
855 465 566 Canadian Research Network
18101 460 529 Reliance Infocom Ltd Internet
4668 445 454 LG-EDS Systems Inc.
5668 442 572 CenturyTel Internet Holdings,
17488 424 602 Hathway IP Over Cable Interne
Number of /24s announced per /8 block (Global)
----------------------------------------------
4:9 7:1 8:63 9:1 12:1802 13:1
15:16 16:3 17:3 18:5 20:36 24:903
25:1 32:53 38:282 40:57 41:93 44:2
47:7 52:4 55:1 56:3 57:25 58:308
59:391 60:214 61:940 62:1028 63:1918 64:3153
65:2324 66:3145 67:736 68:652 69:1729 70:456
71:98 72:1221 73:1 74:179 75:81 76:5
77:67 80:833 81:777 82:658 83:363 84:504
85:731 86:443 87:493 88:245 89:809 90:3
91:210 97:1 116:1 117:1 118:1 119:1
120:1 121:140 122:344 123:50 124:626 125:852
128:306 129:209 130:125 131:348 132:50 133:10
134:188 135:38 136:181 137:92 138:195 139:52
140:498 141:142 142:371 143:211 144:270 145:43
146:314 147:147 148:377 149:186 150:114 151:116
152:94 153:118 154:5 155:251 156:152 157:174
158:169 159:151 160:99 161:88 162:231 163:162
164:451 165:380 166:245 167:280 168:511 169:119
170:380 171:15 172:1 189:196 190:421 192:5741
193:3731 194:3000 195:2205 196:958 198:3740 199:3270
200:4646 201:986 202:7175 203:7376 204:3970 205:2061
206:2408 207:2852 208:2482 209:3588 210:2380 211:928
212:1294 213:1418 214:411 215:39 216:4036 217:1174
218:350 219:270 220:857 221:374 222:264
End of report
Report Website: http://thyme.apnic.net
Routing Table Report 00:00 GMT Mon 26 Feb, 2007
Analysis Summary
----------------
BGP routing table entries examined: 224215
Prefixes after maximum aggregation: 116371
Deaggregation factor: 1.93
Unique aggregates announced to Internet: 103815
Total ASes present in the Internet Routing Table: 24528
Origin-only ASes present in the Internet Routing Table: 21321
Origin ASes announcing only one prefix: 10275
Transit ASes present in the Internet Routing Table: 3207
Transit-only ASes present in the Internet Routing Table: 79
Average AS path length visible in the Internet Routing Table: 3.8
Max AS path length visible: 31
Max AS path prepend of ASN (20858) 18
Prefixes from unregistered ASNs in the Routing Table: 62
Unregistered ASNs in the Routing Table: 25
Special use prefixes present in the Routing Table: 1
Prefixes being announced from unallocated address space: 12
Number of addresses announced to Internet: 1689110244
Equivalent to 100 /8s, 173 /16s and 198 /24s
Percentage of available address space announced: 45.6
Percentage of allocated address space announced: 62.6
Percentage of available address space allocated: 72.8
Total number of prefixes smaller than registry allocations: 118926
APNIC Region Analysis Summary
-----------------------------
Prefixes being announced by APNIC Region ASes: 49575
Total APNIC prefixes after maximum aggregation: 19658
APNIC Deaggregation factor: 2.52
Prefixes being announced from the APNIC address blocks: 46586
Unique aggregates announced from the APNIC address blocks: 20424
APNIC Region origin ASes present in the Internet Routing Table: 2896
APNIC Region origin ASes announcing only one prefix: 778
APNIC Region transit ASes present in the Internet Routing Table: 435
Average APNIC Region AS path length visible: 4.2
Max APNIC Region AS path length visible: 19
Number of APNIC addresses announced to Internet: 290516288
Equivalent to 17 /8s, 80 /16s and 237 /24s
Percentage of available APNIC address space announced: 72.0
APNIC AS Blocks 4608-4864, 7467-7722, 9216-10239, 17408-18431
(pre-ERX allocations) 23552-24575, 37888-38911
APNIC Address Blocks 58/7, 60/7, 116/6, 120/6, 124/7, 126/8, 202/7
210/7, 218/7, 220/7 and 222/8
ARIN Region Analysis Summary
----------------------------
Prefixes being announced by ARIN Region ASes: 112749
Total ARIN prefixes after maximum aggregation: 62519
ARIN Deaggregation factor: 1.80
Prefixes being announced from the ARIN address blocks: 83775
Unique aggregates announced from the ARIN address blocks: 29531
ARIN Region origin ASes present in the Internet Routing Table: 11373
ARIN Region origin ASes announcing only one prefix: 4360
ARIN Region transit ASes present in the Internet Routing Table: 1057
Average ARIN Region AS path length visible: 3.4
Max ARIN Region AS path length visible: 21
Number of ARIN addresses announced to Internet: 321158624
Equivalent to 19 /8s, 36 /16s and 125 /24s
Percentage of available ARIN address space announced: 70.9
ARIN AS Blocks 1-1876, 1902-2042, 2044-2046, 2048-2106
(pre-ERX allocations) 2138-2584, 2615-2772, 2823-2829, 2880-3153
3354-4607, 4865-5119, 5632-6655, 6912-7466
7723-8191, 10240-12287, 13312-15359, 16384-17407
18432-20479, 21504-23551, 25600-26591,
26624-27647, 29696-30719, 31744-33791
35840-36863, 39936-40959
ARIN Address Blocks 24/8, 63/8, 64/5, 72/6, 76/8, 96/6, 199/8, 204/6,
208/7 and 216/8
RIPE Region Analysis Summary
----------------------------
Prefixes being announced by RIPE Region ASes: 45179
Total RIPE prefixes after maximum aggregation: 29144
RIPE Deaggregation factor: 1.55
Prefixes being announced from the RIPE address blocks: 42080
Unique aggregates announced from the RIPE address blocks: 27133
RIPE Region origin ASes present in the Internet Routing Table: 9236
RIPE Region origin ASes announcing only one prefix: 4830
RIPE Region transit ASes present in the Internet Routing Table: 1503
Average RIPE Region AS path length visible: 4.2
Max RIPE Region AS path length visible: 31
Number of RIPE addresses announced to Internet: 292066176
Equivalent to 17 /8s, 104 /16s and 147 /24s
Percentage of available RIPE address space announced: 79.1
RIPE AS Blocks 1877-1901, 2043, 2047, 2107-2136, 2585-2614
(pre-ERX allocations) 2773-2822, 2830-2879, 3154-3353, 5377-5631
6656-6911, 8192-9215, 12288-13311, 15360-16383
20480-21503, 24576-25599, 28672-29695
30720-31743, 33792-35839, 38912-39935
40960-43007
RIPE Address Blocks 62/8, 77/8, 78/7, 80/5, 88/6, 193/8, 194/7,
212/7 and 217/8
LACNIC Region Analysis Summary
------------------------------
Prefixes being announced by LACNIC Region ASes: 13995
Total LACNIC prefixes after maximum aggregation: 4054
LACNIC Deaggregation factor: 3.45
Prefixes being announced from the LACNIC address blocks: 12103
Unique aggregates announced from the LACNIC address blocks: 7009
LACNIC Region origin ASes present in the Internet Routing Table: 761
LACNIC Region origin ASes announcing only one prefix: 245
LACNIC Region transit ASes present in the Internet Routing Table: 136
Average LACNIC Region AS path length visible: 4.8
Max LACNIC Region AS path length visible: 22
Number of LACNIC addresses announced to Internet: 37681920
Equivalent to 2 /8s, 62 /16s and 251 /24s
Percentage of available LACNIC address space announced: 56.2
LACNIC AS Blocks 26592-26623, 27648-28671, plus ERX transfers
LACNIC Address Blocks 189/8, 190/8, 200/7
AfriNIC Region Analysis Summary
-------------------------------
Prefixes being announced by AfriNIC Region ASes: 2657
Total AfriNIC prefixes after maximum aggregation: 994
AfriNIC Deaggregation factor: 2.67
Prefixes being announced from the AfriNIC address blocks: 1955
Unique aggregates announced from the AfriNIC address blocks: 1184
AfriNIC Region origin ASes present in the Internet Routing Table: 182
AfriNIC Region origin ASes announcing only one prefix: 61
AfriNIC Region transit ASes present in the Internet Routing Table: 36
Average AfriNIC Region AS path length visible: 4.2
Max AfriNIC Region AS path length visible: 24
Number of AfriNIC addresses announced to Internet: 5420288
Equivalent to 0 /8s, 82 /16s and 181 /24s
Percentage of available AfriNIC address space announced: 16.2
AfriNIC AS Blocks 36864-37887 & ERX transfers
AfriNIC Address Blocks 41/8, 196/8
APNIC Region per AS prefix count summary
----------------------------------------
ASN No of nets /20 equiv MaxAgg Description
4134 1269 8690 273 CHINANET-BACKBONE
4755 1123 383 75 Videsh Sanchar Nigam Ltd. Aut
9583 1077 77 365 Sify Limited
9498 970 468 66 BHARTI BT INTERNET LTD.
23577 780 35 708 Korea Telecom (ATM-MPLS)
4766 766 4942 309 Korea Telecom (KIX)
1221 621 1687 453 Telstra Pty Ltd
17488 598 39 24 Hathway IP Over Cable Interne
7545 588 142 76 TPG Internet Pty Ltd
18101 528 103 23 Reliance Infocom Ltd Internet
17676 503 10935 65 Softbank BB Corp.
4812 501 779 73 China Telecom (Shanghai)
4668 461 68 10 LG-EDS Systems Inc.
7474 454 216 259 SingTel Optus Pty Ltd
9443 444 111 75 Primus Telecommunications
9942 430 85 125 COMindico Australia
17849 370 35 94 Telecommunications Technology
4802 362 86 149 Wantree Development
17557 354 34 166 Pakistan Telecom
2907 340 1749 311 SINET Japan
RIPE Region per AS prefix count summary
---------------------------------------
ASN No of nets /20 equiv MaxAgg Description
702 540 1879 418 UUNET - Commercial IP service
2119 396 812 333 Telenor Internet Access
24863 328 45 22 LINKdotNET AS number
3301 311 1199 290 TeliaNet Sweden
3320 297 4993 248 Deutsche Telekom AG
8220 273 469 263 COLT Telecommunications
6746 269 95 248 Dynamic Network Technologies,
1257 262 1116 173 SWIPnet Swedish IP Network
680 257 2044 251 DFN-IP service G-WiN
8708 242 284 228 Romania Data Systems S.A.
3215 239 2224 92 France Telecom Transpac
5089 239 1657 52 NTL Group Limited
5416 220 14 11 BATELCO-BH
3269 212 2423 72 TELECOM ITALIA
3246 208 355 197 Song Networks
8551 206 197 25 Bezeq International
30890 206 17 97 SC Kappa Invexim SRL
3352 201 1783 33 Ibernet, Internet Access Netw
20858 197 34 3 EgyNet
3300 188 171 91 AUCS Communications Services
ARIN Region per AS prefix count summary
---------------------------------------
ASN No of nets /20 equiv MaxAgg Description
701 4793 6694 750 UUNET Technologies, Inc.
7018 1505 10229 986 AT&T WorldNet Services
4323 1447 1005 351 Time Warner Telecom
7015 1385 983 92 AT&T Broadband
705 1296 557 599 UUNET Technologies, Inc.
6478 1124 443 194 AT&T Worldnet Services
2386 1117 570 741 AT&T Data Communications Serv
6197 1025 667 500 BellSouth Network Solutions,
18566 992 288 9 Covad Communications
11492 981 101 16 Cable One
174 945 6792 868 Cogent Communications
1239 802 2713 563 Sprint
7011 799 229 475 Citizens Utilities
20115 799 705 423 Charter Communications
7046 796 267 657 UUNET Technologies, Inc.
19262 757 2591 178 Verizon Global Networks
22773 732 1872 41 Cox Communications, Inc.
209 716 3744 572 Qwest
721 632 21787 274 DLA Systems Automation Center
852 608 1088 380 Telus Advanced Communications
Global Per AS Maximum Aggr summary
----------------------------------
ASN No of nets Net Savings Description
7015 1385 1293 AT&T Broadband
4323 1447 1096 Time Warner Telecom
4755 1123 1048 Videsh Sanchar Nigam Ltd. Aut
4134 1269 996 CHINANET-BACKBONE
18566 992 983 Covad Communications
11492 981 965 Cable One
6478 1124 930 AT&T Worldnet Services
9498 970 904 BHARTI BT INTERNET LTD.
8151 1040 830 UniNet S.A. de C.V.
9583 1077 712 Sify Limited
705 1296 697 UUNET Technologies, Inc.
22773 732 691 Cox Communications, Inc.
19262 757 579 Verizon Global Networks
17488 598 574 Hathway IP Over Cable Interne
5668 572 556 CenturyTel Internet Holdings,
6197 1025 525 BellSouth Network Solutions,
7018 1505 519 AT&T WorldNet Services
19916 568 514 OLM LLC
7545 588 512 TPG Internet Pty Ltd
18101 528 505 Reliance Infocom Ltd Internet
List of Unregistered Origin ASNs (Global)
-----------------------------------------
Bad AS Designation Network Transit AS Description
65533 PRIVATE 4.33.8.0/28 293 Energy Sciences Netw
65533 PRIVATE 4.33.8.16/28 293 Energy Sciences Netw
65533 PRIVATE 4.33.8.32/28 293 Energy Sciences Netw
65533 PRIVATE 4.33.8.48/28 293 Energy Sciences Netw
65533 PRIVATE 4.33.8.64/28 293 Energy Sciences Netw
65533 PRIVATE 4.33.8.80/28 293 Energy Sciences Netw
65533 PRIVATE 4.33.8.96/28 293 Energy Sciences Netw
65533 PRIVATE 4.33.8.112/28 293 Energy Sciences Netw
65533 PRIVATE 4.33.8.128/28 293 Energy Sciences Netw
65533 PRIVATE 4.33.8.144/28 293 Energy Sciences Netw
65533 PRIVATE 4.33.8.160/28 293 Energy Sciences Netw
65533 PRIVATE 4.33.8.176/28 293 Energy Sciences Netw
65533 PRIVATE 4.33.8.192/28 293 Energy Sciences Netw
65533 PRIVATE 4.33.8.208/28 293 Energy Sciences Netw
65533 PRIVATE 4.33.8.224/28 293 Energy Sciences Netw
65533 PRIVATE 4.33.8.240/28 293 Energy Sciences Netw
65533 PRIVATE 4.33.9.0/26 293 Energy Sciences Netw
65533 PRIVATE 4.33.9.128/27 293 Energy Sciences Netw
65533 PRIVATE 4.33.9.192/27 293 Energy Sciences Netw
65533 PRIVATE 4.33.9.224/27 293 Energy Sciences Netw
65533 PRIVATE 4.33.10.0/28 293 Energy Sciences Netw
65533 PRIVATE 4.33.10.16/28 293 Energy Sciences Netw
65533 PRIVATE 4.33.10.32/28 293 Energy Sciences Netw
65533 PRIVATE 4.33.10.48/28 293 Energy Sciences Netw
65533 PRIVATE 4.33.10.64/28 293 Energy Sciences Netw
65533 PRIVATE 4.33.10.80/28 293 Energy Sciences Netw
65332 PRIVATE 63.166.106.192/27 1803 SPRINT
64513 PRIVATE 194.149.101.192/28 6721 The Terminal Bar: In
64527 PRIVATE 194.149.115.64/28 6721 The Terminal Bar: In
64524 PRIVATE 194.149.116.64/28 6721 The Terminal Bar: In
64514 PRIVATE 194.149.116.176/28 6721 The Terminal Bar: In
64532 PRIVATE 195.22.48.64/27 6721 The Terminal Bar: In
64526 PRIVATE 195.47.13.96/28 6721 The Terminal Bar: In
64542 PRIVATE 195.47.24.112/28 6721 The Terminal Bar: In
64542 PRIVATE 195.47.24.128/27 6721 The Terminal Bar: In
64542 PRIVATE 195.47.25.192/27 6721 The Terminal Bar: In
64519 PRIVATE 195.47.33.160/27 6721 The Terminal Bar: In
64519 PRIVATE 195.47.33.192/28 6721 The Terminal Bar: In
64526 PRIVATE 195.47.39.128/26 6721 The Terminal Bar: In
64513 PRIVATE 195.47.40.128/26 6721 The Terminal Bar: In
64513 PRIVATE 195.47.40.128/25 6721 The Terminal Bar: In
64513 PRIVATE 195.47.40.192/26 6721 The Terminal Bar: In
64540 PRIVATE 195.47.75.48/28 6721 The Terminal Bar: In
64516 PRIVATE 195.47.88.128/25 6721 The Terminal Bar: In
64526 PRIVATE 195.47.100.0/25 6721 The Terminal Bar: In
65000 PRIVATE 195.47.102.0/25 6721 The Terminal Bar: In
64514 PRIVATE 195.144.99.0/26 6721 The Terminal Bar: In
64514 PRIVATE 195.144.99.64/27 6721 The Terminal Bar: In
64514 PRIVATE 195.144.99.96/28 6721 The Terminal Bar: In
64514 PRIVATE 195.144.99.112/28 6721 The Terminal Bar: In
64514 PRIVATE 195.144.99.128/25 6721 The Terminal Bar: In
65011 PRIVATE 203.116.243.0/24 4657 Starhub Internet, Si
24410 UNALLOCATED 203.119.28.0/24 4134 CHINANET-BACKBONE
24409 UNALLOCATED 203.119.29.0/24 9808 Guangdong Mobile Com
65517 PRIVATE 213.154.248.0/29 12859 Business Internet Tr
65517 PRIVATE 213.154.248.8/29 12859 Business Internet Tr
22895 UNALLOCATED 216.174.38.0/24 19094 Adelphia Business So
65001 PRIVATE 216.240.208.0/20 6325 Illinois Century Net
64512 PRIVATE 217.134.164.0/22 5428 Energis Communicatio
64512 PRIVATE 217.134.168.0/21 5428 Energis Communicatio
64512 PRIVATE 217.134.176.0/21 5428 Energis Communicatio
64512 PRIVATE 217.134.184.0/22 5428 Energis Communicatio
Prefixes from private and non-routed address space (Global)
-----------------------------------------------------------
Prefix Origin AS Description
192.0.2.0/24 2854 RoSprint AS (Global One Russi
Advertised Unallocated Addresses
--------------------------------
Network Origin AS Description
7.1.1.0/24 1239 Sprint
132.0.0.0/10 721 DLA Systems Automation Center
137.0.0.0/13 721 DLA Systems Automation Center
158.0.0.0/13 721 DLA Systems Automation Center
172.33.1.0/24 7018 AT&T WorldNet Services
180.190.0.0/16 24003 JUBILANT ORGANOSYS LTD., INDI
192.0.10.0/24 9498 BHARTI BT INTERNET LTD.
192.44.0.0/24 5501 Fraunhofer Gesellschaft
192.44.0.0/19 702 UUNET - Commercial IP service
192.70.164.0/24 25689 National Research Council of
192.153.136.0/21 721 DLA Systems Automation Center
192.172.0.0/19 721 DLA Systems Automation Center
Number of prefixes announced per prefix length (Global)
-------------------------------------------------------
/1:0 /2:0 /3:0 /4:0 /5:0 /6:0
/7:0 /8:20 /9:9 /10:12 /11:34 /12:119
/13:238 /14:429 /15:830 /16:9284 /17:3808 /18:6292
/19:13396 /20:15217 /21:13978 /22:18105 /23:19608 /24:119784
/25:888 /26:689 /27:527 /28:218 /29:176 /30:473
/31:0 /32:81
Advertised prefixes smaller than registry allocations
-----------------------------------------------------
ASN No of nets Total ann. Description
701 3550 4793 UUNET Technologies, Inc.
7015 1240 1385 AT&T Broadband
6478 1076 1124 AT&T Worldnet Services
18566 974 992 Covad Communications
11492 967 981 Cable One
9583 913 1077 Sify Limited
2386 840 1117 AT&T Data Communications Serv
7018 811 1505 AT&T WorldNet Services
705 807 1296 UUNET Technologies, Inc.
6197 796 1025 BellSouth Network Solutions,
23577 766 780 Korea Telecom (ATM-MPLS)
7011 698 799 Citizens Utilities
4323 632 1447 Time Warner Telecom
9498 621 970 BHARTI BT INTERNET LTD.
4766 575 766 Korea Telecom (KIX)
19916 563 568 OLM LLC
7046 547 796 UUNET Technologies, Inc.
4755 528 1123 Videsh Sanchar Nigam Ltd. Aut
15270 475 507 PaeTec.net -a division of Pae
855 465 565 Canadian Research Network
Number of /24s announced per /8 block (Global)
----------------------------------------------
4:9 7:1 8:62 9:1 12:1818 13:1
15:16 16:3 17:3 18:5 20:38 24:920
25:1 32:173 38:282 40:57 41:92 44:2
47:7 52:4 55:1 56:3 57:52 58:323
59:391 60:210 61:957 62:1094 63:3333 64:3305
65:3670 66:3264 67:749 68:660 69:1742 70:459
71:98 72:1221 73:7 74:379 75:81 76:47
77:34 80:846 81:792 82:693 83:374 84:510
85:758 86:441 87:494 88:246 89:801 90:3
91:207 97:1 116:1 117:1 118:1 119:1
120:1 121:142 122:421 123:49 124:597 125:931
128:306 129:219 130:126 131:349 132:49 133:10
134:188 135:38 136:181 137:96 138:194 139:104
140:500 141:142 142:394 143:212 144:270 145:43
146:317 147:150 148:376 149:190 150:114 151:116
152:97 153:118 154:6 155:251 156:151 157:174
158:168 159:151 160:99 161:91 162:231 163:162
164:459 165:385 166:245 167:280 168:511 169:119
170:380 171:15 172:1 189:196 190:411 192:5793
193:3745 194:3034 195:2298 196:1006 198:3886 199:3354
200:4609 201:983 202:7257 203:7421 204:4107 205:2177
206:2634 207:3099 208:3174 209:3705 210:2399 211:974
212:1357 213:1464 214:413 215:39 216:4256 217:1180
218:368 219:270 220:873 221:374 222:264
End of report
Routing Table Report 04:00 +10GMT Mon 26 Feb, 2007
Analysis Summary
----------------
BGP routing table entries examined: 213110
Prefixes after maximum aggregation: 114382
Deaggregation factor: 1.86
Unique aggregates announced to Internet: 103747
Total ASes present in the Internet Routing Table: 24455
Origin-only ASes present in the Internet Routing Table: 21286
Origin ASes announcing only one prefix: 10282
Transit ASes present in the Internet Routing Table: 3169
Transit-only ASes present in the Internet Routing Table: 78
Average AS path length visible in the Internet Routing Table: 3.6
Max AS path length visible: 32
Max AS path prepend of ASN (20858) 18
Prefixes from unregistered ASNs in the Routing Table: 4
Unregistered ASNs in the Routing Table: 6
Special use prefixes present in the Routing Table: 0
Prefixes being announced from unallocated address space: 12
Number of addresses announced to Internet: 1686431628
Equivalent to 100 /8s, 132 /16s and 231 /24s
Percentage of available address space announced: 45.5
Percentage of allocated address space announced: 62.5
Percentage of available address space allocated: 72.8
Total number of prefixes smaller than registry allocations: 110121
APNIC Region Analysis Summary
-----------------------------
Prefixes being announced by APNIC Region ASes: 48310
Total APNIC prefixes after maximum aggregation: 19415
APNIC Deaggregation factor: 2.49
Prefixes being announced from the APNIC address blocks: 45412
Unique aggregates announced from the APNIC address blocks: 20380
APNIC Region origin ASes present in the Internet Routing Table: 2877
APNIC Region origin ASes announcing only one prefix: 782
APNIC Region transit ASes present in the Internet Routing Table: 427
Average APNIC Region AS path length visible: 3.6
Max APNIC Region AS path length visible: 16
Number of APNIC addresses announced to Internet: 290464512
Equivalent to 17 /8s, 80 /16s and 35 /24s
Percentage of available APNIC address space announced: 72.0
APNIC AS Blocks 4608-4864, 7467-7722, 9216-10239, 17408-18431
(pre-ERX allocations) 23552-24575, 37888-38911
APNIC Address Blocks 58/7, 60/7, 116/6, 120/6, 124/7, 126/8, 202/7
210/7, 218/7, 220/7 and 222/8
ARIN Region Analysis Summary
----------------------------
Prefixes being announced by ARIN Region ASes: 104128
Total ARIN prefixes after maximum aggregation: 61213
ARIN Deaggregation factor: 1.70
Prefixes being announced from the ARIN address blocks: 76162
Unique aggregates announced from the ARIN address blocks: 29534
ARIN Region origin ASes present in the Internet Routing Table: 11364
ARIN Region origin ASes announcing only one prefix: 4363
ARIN Region transit ASes present in the Internet Routing Table: 1051
Average ARIN Region AS path length visible: 3.4
Max ARIN Region AS path length visible: 21
Number of ARIN addresses announced to Internet: 318993280
Equivalent to 19 /8s, 3 /16s and 115 /24s
Percentage of available ARIN address space announced: 70.4
ARIN AS Blocks 1-1876, 1902-2042, 2044-2046, 2048-2106
(pre-ERX allocations) 2138-2584, 2615-2772, 2823-2829, 2880-3153
3354-4607, 4865-5119, 5632-6655, 6912-7466
7723-8191, 10240-12287, 13312-15359, 16384-17407
18432-20479, 21504-23551, 25600-26591,
26624-27647, 29696-30719, 31744-33791
35840-36863, 39936-40959
ARIN Address Blocks 24/8, 63/8, 64/5, 72/6, 76/8, 96/6, 199/8, 204/6,
208/7 and 216/8
RIPE Region Analysis Summary
----------------------------
Prefixes being announced by RIPE Region ASes: 44039
Total RIPE prefixes after maximum aggregation: 28738
RIPE Deaggregation factor: 1.53
Prefixes being announced from the RIPE address blocks: 40719
Unique aggregates announced from the RIPE address blocks: 27145
RIPE Region origin ASes present in the Internet Routing Table: 9195
RIPE Region origin ASes announcing only one prefix: 4831
RIPE Region transit ASes present in the Internet Routing Table: 1493
Average RIPE Region AS path length visible: 4.0
Max RIPE Region AS path length visible: 32
Number of RIPE addresses announced to Internet: 291716100
Equivalent to 17 /8s, 99 /16s and 60 /24s
Percentage of available RIPE address space announced: 79.0
RIPE AS Blocks 1877-1901, 2043, 2047, 2107-2136, 2585-2614
(pre-ERX allocations) 2773-2822, 2830-2879, 3154-3353, 5377-5631
6656-6911, 8192-9215, 12288-13311, 15360-16383
20480-21503, 24576-25599, 28672-29695
30720-31743, 33792-35839, 38912-39935
40960-43007
RIPE Address Blocks 62/8, 77/8, 78/7, 80/5, 88/6, 193/8, 194/7,
212/7 and 217/8
LACNIC Region Analysis Summary
------------------------------
Prefixes being announced by LACNIC Region ASes: 14058
Total LACNIC prefixes after maximum aggregation: 4050
LACNIC Deaggregation factor: 3.47
Prefixes being announced from the LACNIC address blocks: 12135
Unique aggregates announced from the LACNIC address blocks: 6999
LACNIC Region origin ASes present in the Internet Routing Table: 760
LACNIC Region origin ASes announcing only one prefix: 246
LACNIC Region transit ASes present in the Internet Routing Table: 134
Average LACNIC Region AS path length visible: 4.2
Max LACNIC Region AS path length visible: 20
Number of LACNIC addresses announced to Internet: 37680128
Equivalent to 2 /8s, 62 /16s and 244 /24s
Percentage of available LACNIC address space announced: 56.1
LACNIC AS Blocks 26592-26623, 27648-28671, plus ERX transfers
LACNIC Address Blocks 189/8, 190/8, 200/7
AfriNIC Region Analysis Summary
-------------------------------
Prefixes being announced by AfriNIC Region ASes: 2572
Total AfriNIC prefixes after maximum aggregation: 964
AfriNIC Deaggregation factor: 2.67
Prefixes being announced from the AfriNIC address blocks: 1889
Unique aggregates announced from the AfriNIC address blocks: 1184
AfriNIC Region origin ASes present in the Internet Routing Table: 180
AfriNIC Region origin ASes announcing only one prefix: 59
AfriNIC Region transit ASes present in the Internet Routing Table: 36
Average AfriNIC Region AS path length visible: 3.6
Max AfriNIC Region AS path length visible: 15
Number of AfriNIC addresses announced to Internet: 5418240
Equivalent to 0 /8s, 82 /16s and 173 /24s
Percentage of available AfriNIC address space announced: 16.1
AfriNIC AS Blocks 36864-37887 & ERX transfers
AfriNIC Address Blocks 41/8, 196/8
APNIC Region per AS prefix count summary
----------------------------------------
ASN No of nets /20 equiv MaxAgg Description
4134 1275 8718 277 CHINANET-BACKBONE
4755 1123 383 77 Videsh Sanchar Nigam Ltd. Aut
9583 1076 77 368 Sify Limited
9498 970 468 66 BHARTI BT INTERNET LTD.
23577 779 35 707 Korea Telecom (ATM-MPLS)
4766 766 4942 309 Korea Telecom (KIX)
17488 598 39 24 Hathway IP Over Cable Interne
7545 587 142 75 TPG Internet Pty Ltd
1221 580 1686 442 Telstra Pty Ltd
18101 528 103 23 Reliance Infocom Ltd Internet
17676 503 10935 65 Softbank BB Corp.
4812 500 779 73 China Telecom (Shanghai)
4668 461 68 10 LG-EDS Systems Inc.
9443 444 111 75 Primus Telecommunications
7474 381 216 259 SingTel Optus Pty Ltd
17849 370 35 94 Telecommunications Technology
4802 360 86 149 Wantree Development
17557 351 34 168 Pakistan Telecom
17974 338 129 14 PT TELEKOMUNIKASI INDONESIA
2907 336 1749 309 SINET Japan
ARIN Region per AS prefix count summary
---------------------------------------
ASN No of nets /20 equiv MaxAgg Description
7018 1496 6125 983 AT&T WorldNet Services
4323 1333 1005 351 Time Warner Telecom
6478 1124 443 194 AT&T Worldnet Services
2386 1112 570 737 AT&T Data Communications Serv
6197 1025 667 500 BellSouth Network Solutions,
18566 992 288 9 Covad Communications
11492 981 101 16 Cable One
174 945 6792 869 Cogent Communications
701 938 6693 746 UUNET Technologies, Inc.
1239 813 2713 572 Sprint
20115 801 706 421 Charter Communications
7011 799 229 475 Citizens Utilities
19262 757 2591 178 Verizon Global Networks
22773 732 1872 41 Cox Communications, Inc.
209 712 3743 569 Qwest
721 633 21787 274 DLA Systems Automation Center
852 591 1088 379 Telus Advanced Communications
5668 571 160 16 CenturyTel Internet Holdings,
19916 568 49 54 OLM LLC
855 566 250 70 Canadian Research Network
RIPE Region per AS prefix count summary
---------------------------------------
ASN No of nets /20 equiv MaxAgg Description
702 540 1879 418 UUNET - Commercial IP service
24863 328 45 22 LINKdotNET AS number
3301 311 1199 290 TeliaNet Sweden
3320 298 4993 249 Deutsche Telekom AG
8220 271 469 262 COLT Telecommunications
6746 269 95 248 Dynamic Network Technologies,
680 257 2044 251 DFN-IP service G-WiN
8708 242 284 228 Romania Data Systems S.A.
3215 239 2224 92 France Telecom Transpac
1257 221 1112 170 SWIPnet Swedish IP Network
5416 219 14 15 BATELCO-BH
3269 213 2423 71 TELECOM ITALIA
3246 207 354 196 Song Networks
30890 207 17 97 SC Kappa Invexim SRL
8551 204 196 28 Bezeq International
3352 201 1783 33 Ibernet, Internet Access Netw
20858 197 34 3 EgyNet
3300 182 171 89 AUCS Communications Services
12479 177 578 6 Uni2 Autonomous System
786 173 1779 173 The JANET IP Service
LACNIC Region per AS prefix count summary
-----------------------------------------
ASN No of nets /20 equiv MaxAgg Description
8151 1042 2038 211 UniNet S.A. de C.V.
11830 482 299 19 Instituto Costarricense de El
11172 348 109 85 Servicios Alestra S.A de C.V
16814 329 20 8 NSS, S.A.
22047 307 206 11 VTR PUNTO NET S.A.
6471 253 74 30 ENTEL CHILE S.A.
7303 251 142 30 Telecom Argentina Stet-France
14117 239 16 13 Telefonica del Sur S.A.
11556 237 128 4 Cable-Wireless Panama
6147 228 180 24 Telefonica Del Peru
6503 199 172 83 AVANTEL, S.A.
10481 181 72 8 Prima S.A.
20299 174 25 25 NEWCOM AMERICAS
21826 156 27 56 INTERCABLE
23216 153 19 42 RAMtelecom Telecomunicaciones
7910 152 11 32 ANDINET ON LINE
19429 146 91 37 E.T.B.
18822 145 9 10 TELEFONICA MANQUEHUE
19169 143 9 25 Telconet
14522 140 22 9 SatNet S.A.
AfriNIC Region per AS prefix count summary
------------------------------------------
ASN No of nets /20 equiv MaxAgg Description
3741 290 868 232 The Internet Solution
8452 244 60 6 TEDATA
15475 155 84 4 Nile Online
6713 144 135 11 Itissalat Al-MAGHRIB
2018 138 309 113 Tertiary Education Network
5536 123 8 15 Internet Egypt Network
2905 121 178 94 The Internetworking Company o
33783 111 6 5 EEPAD TISP TELECOM & INTERNET
24835 86 48 6 RAYA Telecom - Egypt
2561 64 6 2 Egyptian Universities Network
15706 55 12 4 Sudatel Internet Exchange Aut
23889 50 16 13 MAURITIUS TELECOM
5713 44 294 34 Telkom SA Ltd
33774 42 12 22 AS Number for Telecom Algeria
16637 33 21 25 Johnnic e-Ventures
33766 33 2 1 Nyala Communications Pty Ltd
8524 30 2 6 AUCEGYPT Autonomous System
12455 27 6 3 Jambonet Autonomous system
21280 27 4 4 Swift Global Kenya Ltd.Is an
33776 27 2 5 Starcomms Nigeria Limited
Global Per AS Maximum Aggr summary
----------------------------------
ASN No of nets Net Savings Description
4755 1123 1046 Videsh Sanchar Nigam Ltd. Aut
4134 1275 998 CHINANET-BACKBONE
18566 992 983 Covad Communications
4323 1333 982 Time Warner Telecom
11492 981 965 Cable One
6478 1124 930 AT&T Worldnet Services
9498 970 904 BHARTI BT INTERNET LTD.
8151 1042 831 UniNet S.A. de C.V.
9583 1076 708 Sify Limited
22773 732 691 Cox Communications, Inc.
19262 757 579 Verizon Global Networks
17488 598 574 Hathway IP Over Cable Interne
5668 571 555 CenturyTel Internet Holdings,
6197 1025 525 BellSouth Network Solutions,
19916 568 514 OLM LLC
7545 587 512 TPG Internet Pty Ltd
18101 528 505 Reliance Infocom Ltd Internet
855 566 496 Canadian Research Network
15270 507 473 PaeTec.net -a division of Pae
11830 482 463 Instituto Costarricense de El
List of Unregistered Origin ASNs (Global)
-----------------------------------------
Bad AS Designation Network Transit AS Description
65332 PRIVATE 63.166.106.192/27 1803 SPRINT
24410 UNALLOCATED 203.119.28.0/24 4134 CHINANET-BACKBONE
24409 UNALLOCATED 203.119.29.0/24 9808 Guangdong Mobile Com
22895 UNALLOCATED 216.174.38.0/24 19094 Adelphia Business So
Advertised Unallocated Addresses
--------------------------------
Network Origin AS Description
7.1.1.0/24 1239 Sprint
132.0.0.0/10 721 DLA Systems Automation Center
137.0.0.0/13 721 DLA Systems Automation Center
158.0.0.0/13 721 DLA Systems Automation Center
172.33.1.0/24 7018 AT&T WorldNet Services
180.190.0.0/16 24003 JUBILANT ORGANOSYS LTD., INDI
192.0.10.0/24 9498 BHARTI BT INTERNET LTD.
192.44.0.0/24 5501 Fraunhofer Gesellschaft
192.44.0.0/19 702 UUNET - Commercial IP service
192.70.164.0/24 25689 National Research Council of
192.153.136.0/21 721 DLA Systems Automation Center
192.172.0.0/19 721 DLA Systems Automation Center
Number of prefixes announced per prefix length (Global)
-------------------------------------------------------
/1:0 /2:0 /3:0 /4:0 /5:0 /6:0
/7:0 /8:20 /9:9 /10:12 /11:33 /12:117
/13:226 /14:426 /15:822 /16:9252 /17:3749 /18:6180
/19:13194 /20:14893 /21:13408 /22:17230 /23:18486 /24:113112
/25:719 /26:534 /27:438 /28:68 /29:42 /30:104
/31:0 /32:36
Advertised prefixes smaller than registry allocations
-----------------------------------------------------
ASN No of nets Total ann. Description
6478 1076 1124 AT&T Worldnet Services
18566 974 992 Covad Communications
11492 967 981 Cable One
9583 912 1076 Sify Limited
2386 837 1112 AT&T Data Communications Serv
7018 808 1496 AT&T WorldNet Services
6197 796 1025 BellSouth Network Solutions,
23577 765 779 Korea Telecom (ATM-MPLS)
7011 698 799 Citizens Utilities
9498 621 970 BHARTI BT INTERNET LTD.
4766 575 766 Korea Telecom (KIX)
19916 563 568 OLM LLC
4755 530 1123 Videsh Sanchar Nigam Ltd. Aut
4323 528 1333 Time Warner Telecom
15270 475 507 PaeTec.net -a division of Pae
855 465 566 Canadian Research Network
18101 459 528 Reliance Infocom Ltd Internet
4668 452 461 LG-EDS Systems Inc.
5668 441 571 CenturyTel Internet Holdings,
17488 420 598 Hathway IP Over Cable Interne
Number of /24s announced per /8 block (Global)
----------------------------------------------
4:9 7:1 8:62 9:1 12:1798 13:1
15:16 16:3 17:3 18:5 20:36 24:903
25:1 32:53 38:282 40:57 41:92 44:2
47:7 52:4 55:1 56:3 57:25 58:307
59:391 60:210 61:939 62:1028 63:1911 64:3140
65:2320 66:3150 67:733 68:651 69:1728 70:455
71:98 72:1221 73:1 74:178 75:80 76:5
77:34 80:835 81:786 82:656 83:363 84:508
85:731 86:442 87:494 88:246 89:803 90:3
91:184 97:1 116:1 117:1 118:1 119:1
120:1 121:139 122:300 123:49 124:597 125:842
128:306 129:219 130:124 131:347 132:49 133:9
134:188 135:38 136:181 137:91 138:194 139:52
140:500 141:142 142:371 143:212 144:269 145:43
146:317 147:147 148:375 149:187 150:114 151:116
152:94 153:118 154:5 155:251 156:151 157:174
158:168 159:151 160:99 161:87 162:231 163:162
164:450 165:383 166:245 167:280 168:512 169:119
170:380 171:15 172:1 189:196 190:421 192:5746
193:3728 194:2994 195:2198 196:957 198:3733 199:3271
200:4615 201:983 202:7172 203:7365 204:3968 205:2056
206:2410 207:2850 208:2479 209:3589 210:2380 211:928
212:1293 213:1421 214:410 215:39 216:4034 217:1169
218:349 219:268 220:856 221:374 222:264
End of report
Report Website: http://thyme.apnic.net
Routing Table Report 00:00 GMT Sun 25 Feb, 2007
Analysis Summary
----------------
BGP routing table entries examined: 224106
Prefixes after maximum aggregation: 116343
Deaggregation factor: 1.93
Unique aggregates announced to Internet: 103793
Total ASes present in the Internet Routing Table: 24522
Origin-only ASes present in the Internet Routing Table: 21329
Origin ASes announcing only one prefix: 10269
Transit ASes present in the Internet Routing Table: 3193
Transit-only ASes present in the Internet Routing Table: 80
Average AS path length visible in the Internet Routing Table: 3.8
Max AS path length visible: 31
Max AS path prepend of ASN (20858) 18
Prefixes from unregistered ASNs in the Routing Table: 62
Unregistered ASNs in the Routing Table: 25
Special use prefixes present in the Routing Table: 1
Prefixes being announced from unallocated address space: 12
Number of addresses announced to Internet: 1689022948
Equivalent to 100 /8s, 172 /16s and 113 /24s
Percentage of available address space announced: 45.6
Percentage of allocated address space announced: 62.6
Percentage of available address space allocated: 72.8
Total number of prefixes smaller than registry allocations: 118824
APNIC Region Analysis Summary
-----------------------------
Prefixes being announced by APNIC Region ASes: 49538
Total APNIC prefixes after maximum aggregation: 19638
APNIC Deaggregation factor: 2.52
Prefixes being announced from the APNIC address blocks: 46540
Unique aggregates announced from the APNIC address blocks: 20392
APNIC Region origin ASes present in the Internet Routing Table: 2891
APNIC Region origin ASes announcing only one prefix: 779
APNIC Region transit ASes present in the Internet Routing Table: 436
Average APNIC Region AS path length visible: 4.2
Max APNIC Region AS path length visible: 19
Number of APNIC addresses announced to Internet: 290447680
Equivalent to 17 /8s, 79 /16s and 225 /24s
Percentage of available APNIC address space announced: 71.9
APNIC AS Blocks 4608-4864, 7467-7722, 9216-10239, 17408-18431
(pre-ERX allocations) 23552-24575, 37888-38911
APNIC Address Blocks 58/7, 60/7, 116/6, 120/6, 124/7, 126/8, 202/7
210/7, 218/7, 220/7 and 222/8
ARIN Region Analysis Summary
----------------------------
Prefixes being announced by ARIN Region ASes: 112682
Total ARIN prefixes after maximum aggregation: 62495
ARIN Deaggregation factor: 1.80
Prefixes being announced from the ARIN address blocks: 83791
Unique aggregates announced from the ARIN address blocks: 29562
ARIN Region origin ASes present in the Internet Routing Table: 11374
ARIN Region origin ASes announcing only one prefix: 4362
ARIN Region transit ASes present in the Internet Routing Table: 1056
Average ARIN Region AS path length visible: 3.4
Max ARIN Region AS path length visible: 21
Number of ARIN addresses announced to Internet: 321156064
Equivalent to 19 /8s, 36 /16s and 115 /24s
Percentage of available ARIN address space announced: 70.9
ARIN AS Blocks 1-1876, 1902-2042, 2044-2046, 2048-2106
(pre-ERX allocations) 2138-2584, 2615-2772, 2823-2829, 2880-3153
3354-4607, 4865-5119, 5632-6655, 6912-7466
7723-8191, 10240-12287, 13312-15359, 16384-17407
18432-20479, 21504-23551, 25600-26591,
26624-27647, 29696-30719, 31744-33791
35840-36863, 39936-40959
ARIN Address Blocks 24/8, 63/8, 64/5, 72/6, 76/8, 96/6, 199/8, 204/6,
208/7 and 216/8
RIPE Region Analysis Summary
----------------------------
Prefixes being announced by RIPE Region ASes: 45149
Total RIPE prefixes after maximum aggregation: 29134
RIPE Deaggregation factor: 1.55
Prefixes being announced from the RIPE address blocks: 42052
Unique aggregates announced from the RIPE address blocks: 27142
RIPE Region origin ASes present in the Internet Routing Table: 9233
RIPE Region origin ASes announcing only one prefix: 4822
RIPE Region transit ASes present in the Internet Routing Table: 1496
Average RIPE Region AS path length visible: 4.2
Max RIPE Region AS path length visible: 31
Number of RIPE addresses announced to Internet: 292068736
Equivalent to 17 /8s, 104 /16s and 157 /24s
Percentage of available RIPE address space announced: 79.1
RIPE AS Blocks 1877-1901, 2043, 2047, 2107-2136, 2585-2614
(pre-ERX allocations) 2773-2822, 2830-2879, 3154-3353, 5377-5631
6656-6911, 8192-9215, 12288-13311, 15360-16383
20480-21503, 24576-25599, 28672-29695
30720-31743, 33792-35839, 38912-39935
40960-43007
RIPE Address Blocks 62/8, 77/8, 78/7, 80/5, 88/6, 193/8, 194/7,
212/7 and 217/8
LACNIC Region Analysis Summary
------------------------------
Prefixes being announced by LACNIC Region ASes: 14024
Total LACNIC prefixes after maximum aggregation: 4085
LACNIC Deaggregation factor: 3.43
Prefixes being announced from the LACNIC address blocks: 12139
Unique aggregates announced from the LACNIC address blocks: 6995
LACNIC Region origin ASes present in the Internet Routing Table: 763
LACNIC Region origin ASes announcing only one prefix: 245
LACNIC Region transit ASes present in the Internet Routing Table: 134
Average LACNIC Region AS path length visible: 4.8
Max LACNIC Region AS path length visible: 22
Number of LACNIC addresses announced to Internet: 37607680
Equivalent to 2 /8s, 61 /16s and 217 /24s
Percentage of available LACNIC address space announced: 56.0
LACNIC AS Blocks 26592-26623, 27648-28671, plus ERX transfers
LACNIC Address Blocks 189/8, 190/8, 200/7
AfriNIC Region Analysis Summary
-------------------------------
Prefixes being announced by AfriNIC Region ASes: 2653
Total AfriNIC prefixes after maximum aggregation: 989
AfriNIC Deaggregation factor: 2.68
Prefixes being announced from the AfriNIC address blocks: 1954
Unique aggregates announced from the AfriNIC address blocks: 1185
AfriNIC Region origin ASes present in the Internet Routing Table: 180
AfriNIC Region origin ASes announcing only one prefix: 60
AfriNIC Region transit ASes present in the Internet Routing Table: 35
Average AfriNIC Region AS path length visible: 4.2
Max AfriNIC Region AS path length visible: 25
Number of AfriNIC addresses announced to Internet: 5412864
Equivalent to 0 /8s, 82 /16s and 152 /24s
Percentage of available AfriNIC address space announced: 16.1
AfriNIC AS Blocks 36864-37887 & ERX transfers
AfriNIC Address Blocks 41/8, 196/8
APNIC Region per AS prefix count summary
----------------------------------------
ASN No of nets /20 equiv MaxAgg Description
4134 1268 8690 272 CHINANET-BACKBONE
4755 1122 383 74 Videsh Sanchar Nigam Ltd. Aut
9583 1077 77 365 Sify Limited
9498 967 468 66 BHARTI BT INTERNET LTD.
23577 779 35 707 Korea Telecom (ATM-MPLS)
4766 766 4942 309 Korea Telecom (KIX)
1221 620 1686 452 Telstra Pty Ltd
17488 598 39 24 Hathway IP Over Cable Interne
7545 586 142 76 TPG Internet Pty Ltd
18101 528 103 23 Reliance Infocom Ltd Internet
17676 503 10935 65 Softbank BB Corp.
4812 499 763 72 China Telecom (Shanghai)
4668 461 68 10 LG-EDS Systems Inc.
7474 455 216 260 SingTel Optus Pty Ltd
9443 444 111 75 Primus Telecommunications
9942 430 85 125 COMindico Australia
17849 370 35 94 Telecommunications Technology
4802 362 86 149 Wantree Development
17557 354 34 166 Pakistan Telecom
2907 340 1749 311 SINET Japan
RIPE Region per AS prefix count summary
---------------------------------------
ASN No of nets /20 equiv MaxAgg Description
702 541 1895 419 UUNET - Commercial IP service
2119 396 812 333 Telenor Internet Access
24863 328 45 22 LINKdotNET AS number
3301 311 1199 290 TeliaNet Sweden
3320 297 4993 248 Deutsche Telekom AG
8220 273 469 263 COLT Telecommunications
6746 269 95 248 Dynamic Network Technologies,
1257 262 1116 173 SWIPnet Swedish IP Network
680 257 2044 251 DFN-IP service G-WiN
8708 242 284 228 Romania Data Systems S.A.
5089 240 1657 52 NTL Group Limited
3215 239 2224 92 France Telecom Transpac
5416 220 14 11 BATELCO-BH
3269 212 2423 72 TELECOM ITALIA
3246 208 355 197 Song Networks
30890 207 17 97 SC Kappa Invexim SRL
8551 206 197 25 Bezeq International
3352 200 1783 33 Ibernet, Internet Access Netw
20858 197 34 3 EgyNet
3300 186 171 89 AUCS Communications Services
ARIN Region per AS prefix count summary
---------------------------------------
ASN No of nets /20 equiv MaxAgg Description
701 4793 6692 746 UUNET Technologies, Inc.
7018 1504 10229 985 AT&T WorldNet Services
4323 1447 1005 351 Time Warner Telecom
7015 1385 983 92 AT&T Broadband
705 1303 557 598 UUNET Technologies, Inc.
6478 1125 443 193 AT&T Worldnet Services
2386 1114 570 738 AT&T Data Communications Serv
6197 1025 667 500 BellSouth Network Solutions,
18566 992 288 9 Covad Communications
11492 981 101 16 Cable One
174 945 6792 868 Cogent Communications
1239 804 2713 564 Sprint
20115 801 706 421 Charter Communications
7046 795 267 657 UUNET Technologies, Inc.
7011 789 227 474 Citizens Utilities
19262 757 2591 178 Verizon Global Networks
22773 732 1872 41 Cox Communications, Inc.
209 716 3744 572 Qwest
721 632 21787 274 DLA Systems Automation Center
852 605 1088 379 Telus Advanced Communications
Global Per AS Maximum Aggr summary
----------------------------------
ASN No of nets Net Savings Description
7015 1385 1293 AT&T Broadband
4323 1447 1096 Time Warner Telecom
4755 1122 1048 Videsh Sanchar Nigam Ltd. Aut
4134 1268 996 CHINANET-BACKBONE
18566 992 983 Covad Communications
11492 981 965 Cable One
6478 1125 932 AT&T Worldnet Services
9498 967 901 BHARTI BT INTERNET LTD.
8151 1041 832 UniNet S.A. de C.V.
9583 1077 712 Sify Limited
705 1303 705 UUNET Technologies, Inc.
22773 732 691 Cox Communications, Inc.
19262 757 579 Verizon Global Networks
17488 598 574 Hathway IP Over Cable Interne
5668 571 555 CenturyTel Internet Holdings,
6197 1025 525 BellSouth Network Solutions,
7018 1504 519 AT&T WorldNet Services
19916 568 514 OLM LLC
7545 586 510 TPG Internet Pty Ltd
18101 528 505 Reliance Infocom Ltd Internet
List of Unregistered Origin ASNs (Global)
-----------------------------------------
Bad AS Designation Network Transit AS Description
65533 PRIVATE 4.33.8.0/28 293 Energy Sciences Netw
65533 PRIVATE 4.33.8.16/28 293 Energy Sciences Netw
65533 PRIVATE 4.33.8.32/28 293 Energy Sciences Netw
65533 PRIVATE 4.33.8.48/28 293 Energy Sciences Netw
65533 PRIVATE 4.33.8.64/28 293 Energy Sciences Netw
65533 PRIVATE 4.33.8.80/28 293 Energy Sciences Netw
65533 PRIVATE 4.33.8.96/28 293 Energy Sciences Netw
65533 PRIVATE 4.33.8.112/28 293 Energy Sciences Netw
65533 PRIVATE 4.33.8.128/28 293 Energy Sciences Netw
65533 PRIVATE 4.33.8.144/28 293 Energy Sciences Netw
65533 PRIVATE 4.33.8.160/28 293 Energy Sciences Netw
65533 PRIVATE 4.33.8.176/28 293 Energy Sciences Netw
65533 PRIVATE 4.33.8.192/28 293 Energy Sciences Netw
65533 PRIVATE 4.33.8.208/28 293 Energy Sciences Netw
65533 PRIVATE 4.33.8.224/28 293 Energy Sciences Netw
65533 PRIVATE 4.33.8.240/28 293 Energy Sciences Netw
65533 PRIVATE 4.33.9.0/26 293 Energy Sciences Netw
65533 PRIVATE 4.33.9.128/27 293 Energy Sciences Netw
65533 PRIVATE 4.33.9.192/27 293 Energy Sciences Netw
65533 PRIVATE 4.33.9.224/27 293 Energy Sciences Netw
65533 PRIVATE 4.33.10.0/28 293 Energy Sciences Netw
65533 PRIVATE 4.33.10.16/28 293 Energy Sciences Netw
65533 PRIVATE 4.33.10.32/28 293 Energy Sciences Netw
65533 PRIVATE 4.33.10.48/28 293 Energy Sciences Netw
65533 PRIVATE 4.33.10.64/28 293 Energy Sciences Netw
65533 PRIVATE 4.33.10.80/28 293 Energy Sciences Netw
65332 PRIVATE 63.166.106.192/27 1803 SPRINT
64513 PRIVATE 194.149.101.192/28 6721 The Terminal Bar: In
64527 PRIVATE 194.149.115.64/28 6721 The Terminal Bar: In
64524 PRIVATE 194.149.116.64/28 6721 The Terminal Bar: In
64514 PRIVATE 194.149.116.176/28 6721 The Terminal Bar: In
64532 PRIVATE 195.22.48.64/27 6721 The Terminal Bar: In
64526 PRIVATE 195.47.13.96/28 6721 The Terminal Bar: In
64542 PRIVATE 195.47.24.112/28 6721 The Terminal Bar: In
64542 PRIVATE 195.47.24.128/27 6721 The Terminal Bar: In
64542 PRIVATE 195.47.25.192/27 6721 The Terminal Bar: In
64519 PRIVATE 195.47.33.160/27 6721 The Terminal Bar: In
64519 PRIVATE 195.47.33.192/28 6721 The Terminal Bar: In
64526 PRIVATE 195.47.39.128/26 6721 The Terminal Bar: In
64513 PRIVATE 195.47.40.128/26 6721 The Terminal Bar: In
64513 PRIVATE 195.47.40.128/25 6721 The Terminal Bar: In
64513 PRIVATE 195.47.40.192/26 6721 The Terminal Bar: In
64540 PRIVATE 195.47.75.48/28 6721 The Terminal Bar: In
64516 PRIVATE 195.47.88.128/25 6721 The Terminal Bar: In
64526 PRIVATE 195.47.100.0/25 6721 The Terminal Bar: In
65000 PRIVATE 195.47.102.0/25 6721 The Terminal Bar: In
64514 PRIVATE 195.144.99.0/26 6721 The Terminal Bar: In
64514 PRIVATE 195.144.99.64/27 6721 The Terminal Bar: In
64514 PRIVATE 195.144.99.96/28 6721 The Terminal Bar: In
64514 PRIVATE 195.144.99.112/28 6721 The Terminal Bar: In
64514 PRIVATE 195.144.99.128/25 6721 The Terminal Bar: In
65011 PRIVATE 203.116.243.0/24 4657 Starhub Internet, Si
24410 UNALLOCATED 203.119.28.0/24 4134 CHINANET-BACKBONE
24409 UNALLOCATED 203.119.29.0/24 9808 Guangdong Mobile Com
65517 PRIVATE 213.154.248.0/29 12859 Business Internet Tr
65517 PRIVATE 213.154.248.8/29 12859 Business Internet Tr
22895 UNALLOCATED 216.174.38.0/24 19094 Adelphia Business So
65001 PRIVATE 216.240.208.0/20 6325 Illinois Century Net
64512 PRIVATE 217.134.164.0/22 5428 Energis Communicatio
64512 PRIVATE 217.134.168.0/21 5428 Energis Communicatio
64512 PRIVATE 217.134.176.0/21 5428 Energis Communicatio
64512 PRIVATE 217.134.184.0/22 5428 Energis Communicatio
Prefixes from private and non-routed address space (Global)
-----------------------------------------------------------
Prefix Origin AS Description
192.0.2.0/24 2854 RoSprint AS (Global One Russi
Advertised Unallocated Addresses
--------------------------------
Network Origin AS Description
7.1.1.0/24 1239 Sprint
132.0.0.0/10 721 DLA Systems Automation Center
137.0.0.0/13 721 DLA Systems Automation Center
158.0.0.0/13 721 DLA Systems Automation Center
172.33.1.0/24 7018 AT&T WorldNet Services
180.190.0.0/16 24003 JUBILANT ORGANOSYS LTD., INDI
192.0.10.0/24 9498 BHARTI BT INTERNET LTD.
192.44.0.0/24 5501 Fraunhofer Gesellschaft
192.44.0.0/19 702 UUNET - Commercial IP service
192.70.164.0/24 25689 National Research Council of
192.153.136.0/21 721 DLA Systems Automation Center
192.172.0.0/19 721 DLA Systems Automation Center
Number of prefixes announced per prefix length (Global)
-------------------------------------------------------
/1:0 /2:0 /3:0 /4:0 /5:0 /6:0
/7:0 /8:20 /9:9 /10:12 /11:34 /12:119
/13:238 /14:429 /15:830 /16:9284 /17:3806 /18:6283
/19:13397 /20:15212 /21:13986 /22:18105 /23:19616 /24:119705
/25:873 /26:689 /27:525 /28:215 /29:173 /30:471
/31:0 /32:75
Advertised prefixes smaller than registry allocations
-----------------------------------------------------
ASN No of nets Total ann. Description
701 3552 4793 UUNET Technologies, Inc.
7015 1240 1385 AT&T Broadband
6478 1077 1125 AT&T Worldnet Services
18566 974 992 Covad Communications
11492 967 981 Cable One
9583 913 1077 Sify Limited
2386 837 1114 AT&T Data Communications Serv
7018 811 1504 AT&T WorldNet Services
705 810 1303 UUNET Technologies, Inc.
6197 796 1025 BellSouth Network Solutions,
23577 765 779 Korea Telecom (ATM-MPLS)
7011 689 789 Citizens Utilities
4323 632 1447 Time Warner Telecom
9498 619 967 BHARTI BT INTERNET LTD.
4766 575 766 Korea Telecom (KIX)
19916 563 568 OLM LLC
7046 546 795 UUNET Technologies, Inc.
4755 528 1122 Videsh Sanchar Nigam Ltd. Aut
15270 475 507 PaeTec.net -a division of Pae
18101 459 528 Reliance Infocom Ltd Internet
Number of /24s announced per /8 block (Global)
----------------------------------------------
4:9 7:1 8:62 9:1 12:1808 13:1
15:16 16:3 17:3 18:5 20:38 24:920
25:1 32:173 38:281 40:57 41:91 44:2
47:7 52:4 55:1 56:3 57:52 58:324
59:391 60:211 61:956 62:1093 63:3333 64:3300
65:3670 66:3259 67:747 68:661 69:1742 70:458
71:98 72:1222 73:7 74:376 75:81 76:47
77:34 80:838 81:788 82:700 83:375 84:509
85:758 86:442 87:494 88:246 89:803 90:3
91:184 97:1 116:1 117:1 118:1 119:1
120:1 121:142 122:421 123:49 124:597 125:933
128:303 129:219 130:125 131:348 132:49 133:10
134:188 135:38 136:181 137:96 138:195 139:104
140:502 141:142 142:374 143:211 144:268 145:43
146:314 147:150 148:376 149:190 150:114 151:116
152:97 153:118 154:6 155:247 156:151 157:161
158:168 159:151 160:99 161:91 162:231 163:162
164:459 165:385 166:245 167:283 168:515 169:119
170:380 171:15 172:1 189:196 190:426 192:5792
193:3743 194:3037 195:2295 196:1007 198:3880 199:3351
200:4606 201:983 202:7257 203:7392 204:4109 205:2178
206:2636 207:3108 208:3180 209:3718 210:2395 211:975
212:1360 213:1476 214:407 215:39 216:4253 217:1179
218:368 219:271 220:873 221:374 222:264
End of report
Routing Table Report 04:00 +10GMT Sun 25 Feb, 2007
Analysis Summary
----------------
BGP routing table entries examined: 213055
Prefixes after maximum aggregation: 114355
Deaggregation factor: 1.86
Unique aggregates announced to Internet: 103759
Total ASes present in the Internet Routing Table: 24450
Origin-only ASes present in the Internet Routing Table: 21289
Origin ASes announcing only one prefix: 10284
Transit ASes present in the Internet Routing Table: 3161
Transit-only ASes present in the Internet Routing Table: 78
Average AS path length visible in the Internet Routing Table: 3.6
Max AS path length visible: 32
Max AS path prepend of ASN (20858) 18
Prefixes from unregistered ASNs in the Routing Table: 4
Unregistered ASNs in the Routing Table: 6
Special use prefixes present in the Routing Table: 0
Prefixes being announced from unallocated address space: 12
Number of addresses announced to Internet: 1686357132
Equivalent to 100 /8s, 131 /16s and 196 /24s
Percentage of available address space announced: 45.5
Percentage of allocated address space announced: 62.5
Percentage of available address space allocated: 72.8
Total number of prefixes smaller than registry allocations: 110049
APNIC Region Analysis Summary
-----------------------------
Prefixes being announced by APNIC Region ASes: 48332
Total APNIC prefixes after maximum aggregation: 19402
APNIC Deaggregation factor: 2.49
Prefixes being announced from the APNIC address blocks: 45424
Unique aggregates announced from the APNIC address blocks: 20387
APNIC Region origin ASes present in the Internet Routing Table: 2880
APNIC Region origin ASes announcing only one prefix: 787
APNIC Region transit ASes present in the Internet Routing Table: 425
Average APNIC Region AS path length visible: 3.6
Max APNIC Region AS path length visible: 16
Number of APNIC addresses announced to Internet: 290420224
Equivalent to 17 /8s, 79 /16s and 118 /24s
Percentage of available APNIC address space announced: 71.9
APNIC AS Blocks 4608-4864, 7467-7722, 9216-10239, 17408-18431
(pre-ERX allocations) 23552-24575, 37888-38911
APNIC Address Blocks 58/7, 60/7, 116/6, 120/6, 124/7, 126/8, 202/7
210/7, 218/7, 220/7 and 222/8
ARIN Region Analysis Summary
----------------------------
Prefixes being announced by ARIN Region ASes: 104080
Total ARIN prefixes after maximum aggregation: 61195
ARIN Deaggregation factor: 1.70
Prefixes being announced from the ARIN address blocks: 76158
Unique aggregates announced from the ARIN address blocks: 29544
ARIN Region origin ASes present in the Internet Routing Table: 11357
ARIN Region origin ASes announcing only one prefix: 4361
ARIN Region transit ASes present in the Internet Routing Table: 1050
Average ARIN Region AS path length visible: 3.4
Max ARIN Region AS path length visible: 21
Number of ARIN addresses announced to Internet: 318997632
Equivalent to 19 /8s, 3 /16s and 132 /24s
Percentage of available ARIN address space announced: 70.4
ARIN AS Blocks 1-1876, 1902-2042, 2044-2046, 2048-2106
(pre-ERX allocations) 2138-2584, 2615-2772, 2823-2829, 2880-3153
3354-4607, 4865-5119, 5632-6655, 6912-7466
7723-8191, 10240-12287, 13312-15359, 16384-17407
18432-20479, 21504-23551, 25600-26591,
26624-27647, 29696-30719, 31744-33791
35840-36863, 39936-40959
ARIN Address Blocks 24/8, 63/8, 64/5, 72/6, 76/8, 96/6, 199/8, 204/6,
208/7 and 216/8
RIPE Region Analysis Summary
----------------------------
Prefixes being announced by RIPE Region ASes: 44021
Total RIPE prefixes after maximum aggregation: 28737
RIPE Deaggregation factor: 1.53
Prefixes being announced from the RIPE address blocks: 40707
Unique aggregates announced from the RIPE address blocks: 27149
RIPE Region origin ASes present in the Internet Routing Table: 9194
RIPE Region origin ASes announcing only one prefix: 4830
RIPE Region transit ASes present in the Internet Routing Table: 1489
Average RIPE Region AS path length visible: 4.0
Max RIPE Region AS path length visible: 32
Number of RIPE addresses announced to Internet: 291721732
Equivalent to 17 /8s, 99 /16s and 82 /24s
Percentage of available RIPE address space announced: 79.0
RIPE AS Blocks 1877-1901, 2043, 2047, 2107-2136, 2585-2614
(pre-ERX allocations) 2773-2822, 2830-2879, 3154-3353, 5377-5631
6656-6911, 8192-9215, 12288-13311, 15360-16383
20480-21503, 24576-25599, 28672-29695
30720-31743, 33792-35839, 38912-39935
40960-43007
RIPE Address Blocks 62/8, 77/8, 78/7, 80/5, 88/6, 193/8, 194/7,
212/7 and 217/8
LACNIC Region Analysis Summary
------------------------------
Prefixes being announced by LACNIC Region ASes: 14054
Total LACNIC prefixes after maximum aggregation: 4054
LACNIC Deaggregation factor: 3.47
Prefixes being announced from the LACNIC address blocks: 12158
Unique aggregates announced from the LACNIC address blocks: 7002
LACNIC Region origin ASes present in the Internet Routing Table: 760
LACNIC Region origin ASes announcing only one prefix: 246
LACNIC Region transit ASes present in the Internet Routing Table: 133
Average LACNIC Region AS path length visible: 4.2
Max LACNIC Region AS path length visible: 20
Number of LACNIC addresses announced to Internet: 37674240
Equivalent to 2 /8s, 62 /16s and 221 /24s
Percentage of available LACNIC address space announced: 56.1
LACNIC AS Blocks 26592-26623, 27648-28671, plus ERX transfers
LACNIC Address Blocks 189/8, 190/8, 200/7
AfriNIC Region Analysis Summary
-------------------------------
Prefixes being announced by AfriNIC Region ASes: 2565
Total AfriNIC prefixes after maximum aggregation: 965
AfriNIC Deaggregation factor: 2.66
Prefixes being announced from the AfriNIC address blocks: 1885
Unique aggregates announced from the AfriNIC address blocks: 1178
AfriNIC Region origin ASes present in the Internet Routing Table: 180
AfriNIC Region origin ASes announcing only one prefix: 59
AfriNIC Region transit ASes present in the Internet Routing Table: 36
Average AfriNIC Region AS path length visible: 3.6
Max AfriNIC Region AS path length visible: 15
Number of AfriNIC addresses announced to Internet: 5404672
Equivalent to 0 /8s, 82 /16s and 120 /24s
Percentage of available AfriNIC address space announced: 16.1
AfriNIC AS Blocks 36864-37887 & ERX transfers
AfriNIC Address Blocks 41/8, 196/8
APNIC Region per AS prefix count summary
----------------------------------------
ASN No of nets /20 equiv MaxAgg Description
4134 1274 8718 276 CHINANET-BACKBONE
4755 1124 383 77 Videsh Sanchar Nigam Ltd. Aut
9583 1076 77 368 Sify Limited
9498 967 468 66 BHARTI BT INTERNET LTD.
23577 779 35 707 Korea Telecom (ATM-MPLS)
4766 766 4942 309 Korea Telecom (KIX)
17488 598 39 24 Hathway IP Over Cable Interne
7545 585 142 75 TPG Internet Pty Ltd
1221 580 1686 442 Telstra Pty Ltd
18101 528 103 23 Reliance Infocom Ltd Internet
17676 503 10935 65 Softbank BB Corp.
4812 498 763 72 China Telecom (Shanghai)
4668 461 68 10 LG-EDS Systems Inc.
9443 444 111 75 Primus Telecommunications
7474 381 216 259 SingTel Optus Pty Ltd
17849 370 35 94 Telecommunications Technology
4802 360 86 149 Wantree Development
17557 351 34 168 Pakistan Telecom
17974 338 129 14 PT TELEKOMUNIKASI INDONESIA
2907 336 1749 309 SINET Japan
ARIN Region per AS prefix count summary
---------------------------------------
ASN No of nets /20 equiv MaxAgg Description
7018 1498 6125 985 AT&T WorldNet Services
4323 1333 1005 351 Time Warner Telecom
6478 1125 443 193 AT&T Worldnet Services
2386 1113 570 738 AT&T Data Communications Serv
6197 1025 667 500 BellSouth Network Solutions,
18566 992 288 9 Covad Communications
11492 981 101 16 Cable One
174 944 6792 868 Cogent Communications
701 941 6695 748 UUNET Technologies, Inc.
1239 812 2713 571 Sprint
20115 801 706 421 Charter Communications
7011 799 229 475 Citizens Utilities
19262 757 2591 178 Verizon Global Networks
22773 732 1872 41 Cox Communications, Inc.
209 712 3743 569 Qwest
721 633 21787 274 DLA Systems Automation Center
852 594 1088 380 Telus Advanced Communications
5668 571 160 16 CenturyTel Internet Holdings,
19916 568 49 54 OLM LLC
855 566 250 70 Canadian Research Network
RIPE Region per AS prefix count summary
---------------------------------------
ASN No of nets /20 equiv MaxAgg Description
702 541 1895 419 UUNET - Commercial IP service
24863 328 45 22 LINKdotNET AS number
3301 311 1199 290 TeliaNet Sweden
3320 298 4993 249 Deutsche Telekom AG
8220 271 469 262 COLT Telecommunications
6746 270 95 248 Dynamic Network Technologies,
680 257 2044 251 DFN-IP service G-WiN
8708 242 284 228 Romania Data Systems S.A.
3215 239 2224 92 France Telecom Transpac
1257 221 1112 170 SWIPnet Swedish IP Network
5416 219 14 15 BATELCO-BH
3269 213 2423 71 TELECOM ITALIA
3246 207 354 196 Song Networks
30890 207 17 97 SC Kappa Invexim SRL
8551 204 196 28 Bezeq International
3352 201 1783 33 Ibernet, Internet Access Netw
20858 197 34 3 EgyNet
3300 182 171 89 AUCS Communications Services
12479 177 578 6 Uni2 Autonomous System
786 173 1779 173 The JANET IP Service
LACNIC Region per AS prefix count summary
-----------------------------------------
ASN No of nets /20 equiv MaxAgg Description
8151 1042 2038 212 UniNet S.A. de C.V.
11830 482 299 19 Instituto Costarricense de El
11172 348 109 85 Servicios Alestra S.A de C.V
16814 329 20 8 NSS, S.A.
22047 307 206 11 VTR PUNTO NET S.A.
6471 253 74 30 ENTEL CHILE S.A.
7303 251 142 30 Telecom Argentina Stet-France
14117 239 16 13 Telefonica del Sur S.A.
11556 237 128 4 Cable-Wireless Panama
6147 228 180 24 Telefonica Del Peru
6503 200 172 83 AVANTEL, S.A.
10481 181 72 8 Prima S.A.
20299 174 25 25 NEWCOM AMERICAS
21826 156 27 56 INTERCABLE
23216 153 19 42 RAMtelecom Telecomunicaciones
7910 152 11 32 ANDINET ON LINE
19429 146 91 37 E.T.B.
18822 145 9 10 TELEFONICA MANQUEHUE
19169 143 9 25 Telconet
14522 140 22 9 SatNet S.A.
AfriNIC Region per AS prefix count summary
------------------------------------------
ASN No of nets /20 equiv MaxAgg Description
3741 290 868 232 The Internet Solution
8452 244 60 6 TEDATA
15475 155 84 4 Nile Online
6713 144 135 11 Itissalat Al-MAGHRIB
2018 138 309 113 Tertiary Education Network
5536 123 8 15 Internet Egypt Network
2905 121 178 94 The Internetworking Company o
33783 108 6 6 EEPAD TISP TELECOM & INTERNET
24835 86 48 6 RAYA Telecom - Egypt
2561 64 6 2 Egyptian Universities Network
15706 55 12 4 Sudatel Internet Exchange Aut
23889 50 16 13 MAURITIUS TELECOM
5713 44 294 34 Telkom SA Ltd
33774 39 10 23 AS Number for Telecom Algeria
16637 33 21 25 Johnnic e-Ventures
33766 33 2 1 Nyala Communications Pty Ltd
8524 30 2 6 AUCEGYPT Autonomous System
12455 27 6 3 Jambonet Autonomous system
21280 27 4 4 Swift Global Kenya Ltd.Is an
33776 27 2 5 Starcomms Nigeria Limited
Global Per AS Maximum Aggr summary
----------------------------------
ASN No of nets Net Savings Description
4755 1124 1047 Videsh Sanchar Nigam Ltd. Aut
4134 1274 998 CHINANET-BACKBONE
18566 992 983 Covad Communications
4323 1333 982 Time Warner Telecom
11492 981 965 Cable One
6478 1125 932 AT&T Worldnet Services
9498 967 901 BHARTI BT INTERNET LTD.
8151 1042 830 UniNet S.A. de C.V.
9583 1076 708 Sify Limited
22773 732 691 Cox Communications, Inc.
19262 757 579 Verizon Global Networks
17488 598 574 Hathway IP Over Cable Interne
5668 571 555 CenturyTel Internet Holdings,
6197 1025 525 BellSouth Network Solutions,
19916 568 514 OLM LLC
7545 585 510 TPG Internet Pty Ltd
18101 528 505 Reliance Infocom Ltd Internet
855 566 496 Canadian Research Network
15270 507 473 PaeTec.net -a division of Pae
11830 482 463 Instituto Costarricense de El
List of Unregistered Origin ASNs (Global)
-----------------------------------------
Bad AS Designation Network Transit AS Description
65332 PRIVATE 63.166.106.192/27 1803 SPRINT
24410 UNALLOCATED 203.119.28.0/24 4134 CHINANET-BACKBONE
24409 UNALLOCATED 203.119.29.0/24 9808 Guangdong Mobile Com
22895 UNALLOCATED 216.174.38.0/24 19094 Adelphia Business So
Advertised Unallocated Addresses
--------------------------------
Network Origin AS Description
7.1.1.0/24 1239 Sprint
132.0.0.0/10 721 DLA Systems Automation Center
137.0.0.0/13 721 DLA Systems Automation Center
158.0.0.0/13 721 DLA Systems Automation Center
172.33.1.0/24 7018 AT&T WorldNet Services
180.190.0.0/16 24003 JUBILANT ORGANOSYS LTD., INDI
192.0.10.0/24 9498 BHARTI BT INTERNET LTD.
192.44.0.0/24 5501 Fraunhofer Gesellschaft
192.44.0.0/19 702 UUNET - Commercial IP service
192.70.164.0/24 25689 National Research Council of
192.153.136.0/21 721 DLA Systems Automation Center
192.172.0.0/19 721 DLA Systems Automation Center
Number of prefixes announced per prefix length (Global)
-------------------------------------------------------
/1:0 /2:0 /3:0 /4:0 /5:0 /6:0
/7:0 /8:20 /9:9 /10:12 /11:33 /12:117
/13:226 /14:426 /15:822 /16:9249 /17:3747 /18:6175
/19:13190 /20:14890 /21:13416 /22:17227 /23:18502 /24:113069
/25:702 /26:535 /27:439 /28:67 /29:42 /30:104
/31:0 /32:36
Advertised prefixes smaller than registry allocations
-----------------------------------------------------
ASN No of nets Total ann. Description
6478 1077 1125 AT&T Worldnet Services
18566 974 992 Covad Communications
11492 967 981 Cable One
9583 912 1076 Sify Limited
2386 837 1113 AT&T Data Communications Serv
7018 809 1498 AT&T WorldNet Services
6197 796 1025 BellSouth Network Solutions,
23577 765 779 Korea Telecom (ATM-MPLS)
7011 698 799 Citizens Utilities
9498 619 967 BHARTI BT INTERNET LTD.
4766 575 766 Korea Telecom (KIX)
19916 563 568 OLM LLC
4755 530 1124 Videsh Sanchar Nigam Ltd. Aut
4323 528 1333 Time Warner Telecom
15270 475 507 PaeTec.net -a division of Pae
855 465 566 Canadian Research Network
18101 459 528 Reliance Infocom Ltd Internet
4668 452 461 LG-EDS Systems Inc.
5668 441 571 CenturyTel Internet Holdings,
17488 420 598 Hathway IP Over Cable Interne
Number of /24s announced per /8 block (Global)
----------------------------------------------
4:9 7:1 8:62 9:1 12:1791 13:1
15:16 16:3 17:3 18:5 20:36 24:901
25:1 32:53 38:280 40:57 41:91 44:2
47:7 52:4 55:1 56:3 57:25 58:307
59:389 60:211 61:939 62:1027 63:1913 64:3140
65:2315 66:3145 67:733 68:652 69:1729 70:455
71:98 72:1222 73:1 74:178 75:80 76:5
77:34 80:829 81:781 82:654 83:363 84:508
85:730 86:442 87:494 88:247 89:802 90:3
91:184 97:1 116:1 117:1 118:1 119:1
120:1 121:139 122:300 123:49 124:596 125:844
128:309 129:219 130:125 131:347 132:49 133:9
134:188 135:35 136:181 137:91 138:195 139:52
140:501 141:142 142:371 143:212 144:267 145:43
146:314 147:147 148:375 149:187 150:114 151:116
152:94 153:118 154:5 155:247 156:151 157:159
158:167 159:151 160:99 161:88 162:231 163:162
164:450 165:378 166:245 167:283 168:512 169:119
170:380 171:15 172:1 189:196 190:425 192:5743
193:3725 194:2995 195:2196 196:957 198:3735 199:3275
200:4618 201:984 202:7174 203:7365 204:3969 205:2061
206:2409 207:2847 208:2476 209:3588 210:2384 211:927
212:1293 213:1425 214:406 215:39 216:4033 217:1169
218:349 219:271 220:856 221:374 222:264
End of report
Report Website: http://thyme.apnic.net
Routing Table Report 00:00 GMT Sat 24 Feb, 2007
Analysis Summary
----------------
BGP routing table entries examined: 224233
Prefixes after maximum aggregation: 116316
Deaggregation factor: 1.93
Unique aggregates announced to Internet: 103815
Total ASes present in the Internet Routing Table: 24519
Origin-only ASes present in the Internet Routing Table: 21315
Origin ASes announcing only one prefix: 10275
Transit ASes present in the Internet Routing Table: 3204
Transit-only ASes present in the Internet Routing Table: 80
Average AS path length visible in the Internet Routing Table: 3.8
Max AS path length visible: 31
Max AS path prepend of ASN (20858) 18
Prefixes from unregistered ASNs in the Routing Table: 62
Unregistered ASNs in the Routing Table: 25
Special use prefixes present in the Routing Table: 1
Prefixes being announced from unallocated address space: 11
Number of addresses announced to Internet: 1688924388
Equivalent to 100 /8s, 170 /16s and 240 /24s
Percentage of available address space announced: 45.6
Percentage of allocated address space announced: 62.6
Percentage of available address space allocated: 72.8
Total number of prefixes smaller than registry allocations: 118912
APNIC Region Analysis Summary
-----------------------------
Prefixes being announced by APNIC Region ASes: 49563
Total APNIC prefixes after maximum aggregation: 19645
APNIC Deaggregation factor: 2.52
Prefixes being announced from the APNIC address blocks: 46567
Unique aggregates announced from the APNIC address blocks: 20407
APNIC Region origin ASes present in the Internet Routing Table: 2886
APNIC Region origin ASes announcing only one prefix: 776
APNIC Region transit ASes present in the Internet Routing Table: 437
Average APNIC Region AS path length visible: 4.2
Max APNIC Region AS path length visible: 19
Number of APNIC addresses announced to Internet: 290427456
Equivalent to 17 /8s, 79 /16s and 146 /24s
Percentage of available APNIC address space announced: 71.9
APNIC AS Blocks 4608-4864, 7467-7722, 9216-10239, 17408-18431
(pre-ERX allocations) 23552-24575, 37888-38911
APNIC Address Blocks 58/7, 60/7, 116/6, 120/6, 124/7, 126/8, 202/7
210/7, 218/7, 220/7 and 222/8
ARIN Region Analysis Summary
----------------------------
Prefixes being announced by ARIN Region ASes: 112756
Total ARIN prefixes after maximum aggregation: 62506
ARIN Deaggregation factor: 1.80
Prefixes being announced from the ARIN address blocks: 83830
Unique aggregates announced from the ARIN address blocks: 29553
ARIN Region origin ASes present in the Internet Routing Table: 11373
ARIN Region origin ASes announcing only one prefix: 4368
ARIN Region transit ASes present in the Internet Routing Table: 1055
Average ARIN Region AS path length visible: 3.3
Max ARIN Region AS path length visible: 21
Number of ARIN addresses announced to Internet: 321155552
Equivalent to 19 /8s, 36 /16s and 113 /24s
Percentage of available ARIN address space announced: 70.9
ARIN AS Blocks 1-1876, 1902-2042, 2044-2046, 2048-2106
(pre-ERX allocations) 2138-2584, 2615-2772, 2823-2829, 2880-3153
3354-4607, 4865-5119, 5632-6655, 6912-7466
7723-8191, 10240-12287, 13312-15359, 16384-17407
18432-20479, 21504-23551, 25600-26591,
26624-27647, 29696-30719, 31744-33791
35840-36863, 39936-40959
ARIN Address Blocks 24/8, 63/8, 64/5, 72/6, 76/8, 96/6, 199/8, 204/6,
208/7 and 216/8
RIPE Region Analysis Summary
----------------------------
Prefixes being announced by RIPE Region ASes: 45126
Total RIPE prefixes after maximum aggregation: 29121
RIPE Deaggregation factor: 1.55
Prefixes being announced from the RIPE address blocks: 42031
Unique aggregates announced from the RIPE address blocks: 27115
RIPE Region origin ASes present in the Internet Routing Table: 9235
RIPE Region origin ASes announcing only one prefix: 4823
RIPE Region transit ASes present in the Internet Routing Table: 1507
Average RIPE Region AS path length visible: 4.2
Max RIPE Region AS path length visible: 31
Number of RIPE addresses announced to Internet: 291989632
Equivalent to 17 /8s, 103 /16s and 104 /24s
Percentage of available RIPE address space announced: 79.1
RIPE AS Blocks 1877-1901, 2043, 2047, 2107-2136, 2585-2614
(pre-ERX allocations) 2773-2822, 2830-2879, 3154-3353, 5377-5631
6656-6911, 8192-9215, 12288-13311, 15360-16383
20480-21503, 24576-25599, 28672-29695
30720-31743, 33792-35839, 38912-39935
40960-43007
RIPE Address Blocks 62/8, 77/8, 78/7, 80/5, 88/6, 193/8, 194/7,
212/7 and 217/8
LACNIC Region Analysis Summary
------------------------------
Prefixes being announced by LACNIC Region ASes: 14072
Total LACNIC prefixes after maximum aggregation: 4050
LACNIC Deaggregation factor: 3.47
Prefixes being announced from the LACNIC address blocks: 12166
Unique aggregates announced from the LACNIC address blocks: 7006
LACNIC Region origin ASes present in the Internet Routing Table: 762
LACNIC Region origin ASes announcing only one prefix: 246
LACNIC Region transit ASes present in the Internet Routing Table: 134
Average LACNIC Region AS path length visible: 4.8
Max LACNIC Region AS path length visible: 22
Number of LACNIC addresses announced to Internet: 37669120
Equivalent to 2 /8s, 62 /16s and 201 /24s
Percentage of available LACNIC address space announced: 56.1
LACNIC AS Blocks 26592-26623, 27648-28671, plus ERX transfers
LACNIC Address Blocks 189/8, 190/8, 200/7
AfriNIC Region Analysis Summary
-------------------------------
Prefixes being announced by AfriNIC Region ASes: 2656
Total AfriNIC prefixes after maximum aggregation: 992
AfriNIC Deaggregation factor: 2.68
Prefixes being announced from the AfriNIC address blocks: 1960
Unique aggregates announced from the AfriNIC address blocks: 1182
AfriNIC Region origin ASes present in the Internet Routing Table: 182
AfriNIC Region origin ASes announcing only one prefix: 61
AfriNIC Region transit ASes present in the Internet Routing Table: 37
Average AfriNIC Region AS path length visible: 4.1
Max AfriNIC Region AS path length visible: 25
Number of AfriNIC addresses announced to Internet: 5420544
Equivalent to 0 /8s, 82 /16s and 182 /24s
Percentage of available AfriNIC address space announced: 16.2
AfriNIC AS Blocks 36864-37887 & ERX transfers
AfriNIC Address Blocks 41/8, 196/8
APNIC Region per AS prefix count summary
----------------------------------------
ASN No of nets /20 equiv MaxAgg Description
4134 1268 8690 272 CHINANET-BACKBONE
4755 1121 383 74 Videsh Sanchar Nigam Ltd. Aut
9583 1077 77 365 Sify Limited
9498 964 468 66 BHARTI BT INTERNET LTD.
23577 778 35 706 Korea Telecom (ATM-MPLS)
4766 768 4942 309 Korea Telecom (KIX)
1221 620 1686 452 Telstra Pty Ltd
17488 598 39 24 Hathway IP Over Cable Interne
7545 586 142 76 TPG Internet Pty Ltd
18101 522 103 23 Reliance Infocom Ltd Internet
17676 503 10935 65 Softbank BB Corp.
4812 499 763 72 China Telecom (Shanghai)
4668 461 68 10 LG-EDS Systems Inc.
7474 455 216 260 SingTel Optus Pty Ltd
9443 444 111 75 Primus Telecommunications
9942 430 85 125 COMindico Australia
17849 370 35 94 Telecommunications Technology
4802 362 86 149 Wantree Development
17974 358 129 14 PT TELEKOMUNIKASI INDONESIA
17557 356 34 167 Pakistan Telecom
RIPE Region per AS prefix count summary
---------------------------------------
ASN No of nets /20 equiv MaxAgg Description
702 541 1895 419 UUNET - Commercial IP service
2119 396 812 333 Telenor Internet Access
24863 328 45 22 LINKdotNET AS number
3301 311 1199 290 TeliaNet Sweden
3320 297 4993 248 Deutsche Telekom AG
8220 273 469 263 COLT Telecommunications
6746 270 95 248 Dynamic Network Technologies,
1257 263 1116 174 SWIPnet Swedish IP Network
680 257 2044 251 DFN-IP service G-WiN
8708 242 284 228 Romania Data Systems S.A.
5089 241 1657 52 NTL Group Limited
3215 239 2224 92 France Telecom Transpac
5416 220 14 11 BATELCO-BH
3269 212 2423 72 TELECOM ITALIA
30890 207 17 97 SC Kappa Invexim SRL
8551 206 197 25 Bezeq International
3246 203 350 193 Song Networks
3352 201 1783 33 Ibernet, Internet Access Netw
20858 197 34 3 EgyNet
3300 188 171 91 AUCS Communications Services
ARIN Region per AS prefix count summary
---------------------------------------
ASN No of nets /20 equiv MaxAgg Description
701 4797 6694 750 UUNET Technologies, Inc.
7018 1506 10229 986 AT&T WorldNet Services
4323 1448 1005 351 Time Warner Telecom
7015 1385 983 92 AT&T Broadband
705 1327 557 598 UUNET Technologies, Inc.
6478 1125 443 193 AT&T Worldnet Services
2386 1116 570 740 AT&T Data Communications Serv
6197 1025 667 500 BellSouth Network Solutions,
18566 992 288 9 Covad Communications
11492 981 101 16 Cable One
174 945 6792 868 Cogent Communications
1239 805 2713 565 Sprint
20115 801 706 421 Charter Communications
7011 799 229 475 Citizens Utilities
7046 794 267 656 UUNET Technologies, Inc.
19262 757 2591 178 Verizon Global Networks
22773 732 1872 41 Cox Communications, Inc.
209 715 3744 571 Qwest
721 632 21787 274 DLA Systems Automation Center
852 610 1088 382 Telus Advanced Communications
Global Per AS Maximum Aggr summary
----------------------------------
ASN No of nets Net Savings Description
7015 1385 1293 AT&T Broadband
4323 1448 1097 Time Warner Telecom
4755 1121 1047 Videsh Sanchar Nigam Ltd. Aut
4134 1268 996 CHINANET-BACKBONE
18566 992 983 Covad Communications
11492 981 965 Cable One
6478 1125 932 AT&T Worldnet Services
9498 964 898 BHARTI BT INTERNET LTD.
8151 1039 829 UniNet S.A. de C.V.
705 1327 729 UUNET Technologies, Inc.
9583 1077 712 Sify Limited
22773 732 691 Cox Communications, Inc.
19262 757 579 Verizon Global Networks
17488 598 574 Hathway IP Over Cable Interne
5668 571 555 CenturyTel Internet Holdings,
6197 1025 525 BellSouth Network Solutions,
7018 1506 520 AT&T WorldNet Services
19916 568 514 OLM LLC
7545 586 510 TPG Internet Pty Ltd
18101 522 499 Reliance Infocom Ltd Internet
List of Unregistered Origin ASNs (Global)
-----------------------------------------
Bad AS Designation Network Transit AS Description
65533 PRIVATE 4.33.8.0/28 293 Energy Sciences Netw
65533 PRIVATE 4.33.8.16/28 293 Energy Sciences Netw
65533 PRIVATE 4.33.8.32/28 293 Energy Sciences Netw
65533 PRIVATE 4.33.8.48/28 293 Energy Sciences Netw
65533 PRIVATE 4.33.8.64/28 293 Energy Sciences Netw
65533 PRIVATE 4.33.8.80/28 293 Energy Sciences Netw
65533 PRIVATE 4.33.8.96/28 293 Energy Sciences Netw
65533 PRIVATE 4.33.8.112/28 293 Energy Sciences Netw
65533 PRIVATE 4.33.8.128/28 293 Energy Sciences Netw
65533 PRIVATE 4.33.8.144/28 293 Energy Sciences Netw
65533 PRIVATE 4.33.8.160/28 293 Energy Sciences Netw
65533 PRIVATE 4.33.8.176/28 293 Energy Sciences Netw
65533 PRIVATE 4.33.8.192/28 293 Energy Sciences Netw
65533 PRIVATE 4.33.8.208/28 293 Energy Sciences Netw
65533 PRIVATE 4.33.8.224/28 293 Energy Sciences Netw
65533 PRIVATE 4.33.8.240/28 293 Energy Sciences Netw
65533 PRIVATE 4.33.9.0/26 293 Energy Sciences Netw
65533 PRIVATE 4.33.9.128/27 293 Energy Sciences Netw
65533 PRIVATE 4.33.9.192/27 293 Energy Sciences Netw
65533 PRIVATE 4.33.9.224/27 293 Energy Sciences Netw
65533 PRIVATE 4.33.10.0/28 293 Energy Sciences Netw
65533 PRIVATE 4.33.10.16/28 293 Energy Sciences Netw
65533 PRIVATE 4.33.10.32/28 293 Energy Sciences Netw
65533 PRIVATE 4.33.10.48/28 293 Energy Sciences Netw
65533 PRIVATE 4.33.10.64/28 293 Energy Sciences Netw
65533 PRIVATE 4.33.10.80/28 293 Energy Sciences Netw
65332 PRIVATE 63.166.106.192/27 1803 SPRINT
64513 PRIVATE 194.149.101.192/28 6721 The Terminal Bar: In
64527 PRIVATE 194.149.115.64/28 6721 The Terminal Bar: In
64524 PRIVATE 194.149.116.64/28 6721 The Terminal Bar: In
64514 PRIVATE 194.149.116.176/28 6721 The Terminal Bar: In
64532 PRIVATE 195.22.48.64/27 6721 The Terminal Bar: In
64526 PRIVATE 195.47.13.96/28 6721 The Terminal Bar: In
64542 PRIVATE 195.47.24.112/28 6721 The Terminal Bar: In
64542 PRIVATE 195.47.24.128/27 6721 The Terminal Bar: In
64542 PRIVATE 195.47.25.192/27 6721 The Terminal Bar: In
64519 PRIVATE 195.47.33.160/27 6721 The Terminal Bar: In
64519 PRIVATE 195.47.33.192/28 6721 The Terminal Bar: In
64526 PRIVATE 195.47.39.128/26 6721 The Terminal Bar: In
64513 PRIVATE 195.47.40.128/26 6721 The Terminal Bar: In
64513 PRIVATE 195.47.40.128/25 6721 The Terminal Bar: In
64513 PRIVATE 195.47.40.192/26 6721 The Terminal Bar: In
64540 PRIVATE 195.47.75.48/28 6721 The Terminal Bar: In
64516 PRIVATE 195.47.88.128/25 6721 The Terminal Bar: In
64526 PRIVATE 195.47.100.0/25 6721 The Terminal Bar: In
65000 PRIVATE 195.47.102.0/25 6721 The Terminal Bar: In
64514 PRIVATE 195.144.99.0/26 6721 The Terminal Bar: In
64514 PRIVATE 195.144.99.64/27 6721 The Terminal Bar: In
64514 PRIVATE 195.144.99.96/28 6721 The Terminal Bar: In
64514 PRIVATE 195.144.99.112/28 6721 The Terminal Bar: In
64514 PRIVATE 195.144.99.128/25 6721 The Terminal Bar: In
65011 PRIVATE 203.116.243.0/24 4657 Starhub Internet, Si
24410 UNALLOCATED 203.119.28.0/24 4134 CHINANET-BACKBONE
24409 UNALLOCATED 203.119.29.0/24 9808 Guangdong Mobile Com
65517 PRIVATE 213.154.248.0/29 12859 Business Internet Tr
65517 PRIVATE 213.154.248.8/29 12859 Business Internet Tr
22895 UNALLOCATED 216.174.38.0/24 19094 Adelphia Business So
65001 PRIVATE 216.240.208.0/20 6325 Illinois Century Net
64512 PRIVATE 217.134.164.0/22 5428 Energis Communicatio
64512 PRIVATE 217.134.168.0/21 5428 Energis Communicatio
64512 PRIVATE 217.134.176.0/21 5428 Energis Communicatio
64512 PRIVATE 217.134.184.0/22 5428 Energis Communicatio
Prefixes from private and non-routed address space (Global)
-----------------------------------------------------------
Prefix Origin AS Description
192.0.2.0/24 2854 RoSprint AS (Global One Russi
Advertised Unallocated Addresses
--------------------------------
Network Origin AS Description
7.1.1.0/24 1239 Sprint
132.0.0.0/10 721 DLA Systems Automation Center
137.0.0.0/13 721 DLA Systems Automation Center
158.0.0.0/13 721 DLA Systems Automation Center
172.33.1.0/24 7018 AT&T WorldNet Services
180.190.0.0/16 24003 JUBILANT ORGANOSYS LTD., INDI
192.0.10.0/24 9498 BHARTI BT INTERNET LTD.
192.44.0.0/24 5501 Fraunhofer Gesellschaft
192.44.0.0/19 702 UUNET - Commercial IP service
192.153.136.0/21 721 DLA Systems Automation Center
192.172.0.0/19 721 DLA Systems Automation Center
Number of prefixes announced per prefix length (Global)
-------------------------------------------------------
/1:0 /2:0 /3:0 /4:0 /5:0 /6:0
/7:0 /8:20 /9:9 /10:12 /11:34 /12:119
/13:238 /14:429 /15:830 /16:9283 /17:3807 /18:6284
/19:13409 /20:15218 /21:14011 /22:18098 /23:19621 /24:119754
/25:886 /26:691 /27:528 /28:219 /29:176 /30:473
/31:0 /32:84
Advertised prefixes smaller than registry allocations
-----------------------------------------------------
ASN No of nets Total ann. Description
701 3555 4797 UUNET Technologies, Inc.
7015 1240 1385 AT&T Broadband
6478 1077 1125 AT&T Worldnet Services
18566 974 992 Covad Communications
11492 967 981 Cable One
9583 913 1077 Sify Limited
2386 839 1116 AT&T Data Communications Serv
705 823 1327 UUNET Technologies, Inc.
7018 812 1506 AT&T WorldNet Services
6197 796 1025 BellSouth Network Solutions,
23577 764 778 Korea Telecom (ATM-MPLS)
7011 698 799 Citizens Utilities
4323 633 1448 Time Warner Telecom
9498 617 964 BHARTI BT INTERNET LTD.
4766 577 768 Korea Telecom (KIX)
19916 563 568 OLM LLC
7046 545 794 UUNET Technologies, Inc.
4755 527 1121 Videsh Sanchar Nigam Ltd. Aut
15270 475 507 PaeTec.net -a division of Pae
855 465 565 Canadian Research Network
Number of /24s announced per /8 block (Global)
----------------------------------------------
4:9 7:1 8:62 9:1 12:1815 13:1
15:16 16:3 17:3 18:5 20:38 24:920
25:1 32:173 38:282 40:57 41:92 44:2
47:7 52:4 55:1 56:3 57:52 58:322
59:391 60:211 61:961 62:1095 63:3335 64:3307
65:3673 66:3255 67:747 68:661 69:1743 70:459
71:98 72:1222 73:7 74:379 75:81 76:47
77:34 80:836 81:772 82:700 83:375 84:509
85:755 86:436 87:494 88:246 89:802 90:3
91:185 97:1 116:1 117:1 118:1 119:1
120:1 121:144 122:421 123:49 124:596 125:932
128:308 129:219 130:131 131:348 132:49 133:10
134:188 135:38 136:181 137:97 138:195 139:104
140:502 141:142 142:394 143:212 144:270 145:43
146:314 147:150 148:370 149:174 150:114 151:116
152:97 153:118 154:6 155:246 156:151 157:176
158:168 159:151 160:99 161:91 162:231 163:162
164:459 165:386 166:245 167:282 168:515 169:119
170:380 171:15 172:1 189:196 190:425 192:5782
193:3748 194:3031 195:2294 196:1008 198:3885 199:3346
200:4623 201:985 202:7260 203:7420 204:4106 205:2177
206:2638 207:3105 208:3175 209:3709 210:2399 211:975
212:1362 213:1473 214:405 215:39 216:4260 217:1179
218:368 219:271 220:868 221:374 222:264
End of report
