Routing Table Report 04:00 +10GMT Tue 01 May, 2007
Report Website: http://thyme.apnic.net
This report: http://thyme.apnic.net/ap-data/2007/05/01/0400
Analysis Summary
----------------
BGP routing table entries examined: 219238
Prefixes after maximum aggregation: 116756
Deaggregation factor: 1.88
Unique aggregates announced to Internet: 105244
Total ASes present in the Internet Routing Table: 25063
Prefixes per ASN: 8.75
Origin-only ASes present in the Internet Routing Table: 21839
Origin ASes announcing only one prefix: 10558
Transit ASes present in the Internet Routing Table: 3224
Transit-only ASes present in the Internet Routing Table: 80
Average AS path length visible in the Internet Routing Table: 3.6
Max AS path length visible: 21
Max AS path prepend of ASN (20858) 18
Prefixes from unregistered ASNs in the Routing Table: 6
Unregistered ASNs in the Routing Table: 8
Prefixes from 32-bit ASNs in the Routing Table: 3
Special use prefixes present in the Routing Table: 0
Prefixes being announced from unallocated address space: 12
Number of addresses announced to Internet: 1716032512
Equivalent to 102 /8s, 72 /16s and 148 /24s
Percentage of available address space announced: 46.3
Percentage of allocated address space announced: 62.9
Percentage of available address space allocated: 73.7
Total number of prefixes smaller than registry allocations: 114613
APNIC Region Analysis Summary
-----------------------------
Prefixes being announced by APNIC Region ASes: 50395
Total APNIC prefixes after maximum aggregation: 20179
APNIC Deaggregation factor: 2.50
Prefixes being announced from the APNIC address blocks: 47436
Unique aggregates announced from the APNIC address blocks: 21143
APNIC Region origin ASes present in the Internet Routing Table: 2931
APNIC Prefixes per ASN: 16.18
APNIC Region origin ASes announcing only one prefix: 790
APNIC Region transit ASes present in the Internet Routing Table: 437
Average APNIC Region AS path length visible: 3.5
Max APNIC Region AS path length visible: 15
Number of APNIC addresses announced to Internet: 292427264
Equivalent to 17 /8s, 110 /16s and 22 /24s
Percentage of available APNIC address space announced: 72.4
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: 106041
Total ARIN prefixes after maximum aggregation: 61891
ARIN Deaggregation factor: 1.71
Prefixes being announced from the ARIN address blocks: 78053
Unique aggregates announced from the ARIN address blocks: 30374
ARIN Region origin ASes present in the Internet Routing Table: 11526
ARIN Prefixes per ASN: 6.77
ARIN Region origin ASes announcing only one prefix: 4414
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: 330892160
Equivalent to 19 /8s, 185 /16s and 3 /24s
Percentage of available ARIN address space announced: 73.0
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: 45377
Total RIPE prefixes after maximum aggregation: 29561
RIPE Deaggregation factor: 1.54
Prefixes being announced from the RIPE address blocks: 41954
Unique aggregates announced from the RIPE address blocks: 26850
RIPE Region origin ASes present in the Internet Routing Table: 9551
RIPE Prefixes per ASN: 4.39
RIPE Region origin ASes announcing only one prefix: 5044
RIPE Region transit ASes present in the Internet Routing Table: 1530
Average RIPE Region AS path length visible: 4.0
Max RIPE Region AS path length visible: 20
Number of RIPE addresses announced to Internet: 305962368
Equivalent to 18 /8s, 60 /16s and 157 /24s
Percentage of available RIPE address space announced: 76.0
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
40960-44031
RIPE Address Blocks 62/8, 77/8, 78/7, 80/5, 88/6, 92/7, 193/8, 194/7,
212/7 and 217/8
LACNIC Region Analysis Summary
------------------------------
Prefixes being announced by LACNIC Region ASes: 14846
Total LACNIC prefixes after maximum aggregation: 4119
LACNIC Deaggregation factor: 3.60
Prefixes being announced from the LACNIC address blocks: 12930
Unique aggregates announced from the LACNIC address blocks: 7142
LACNIC Region origin ASes present in the Internet Routing Table: 786
LACNIC Prefixes per ASN: 16.45
LACNIC Region origin ASes announcing only one prefix: 253
LACNIC Region transit ASes present in the Internet Routing Table: 140
Average LACNIC Region AS path length visible: 4.2
Max LACNIC Region AS path length visible: 17
Number of LACNIC addresses announced to Internet: 38379776
Equivalent to 2 /8s, 73 /16s and 161 /24s
Percentage of available LACNIC address space announced: 57.2
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: 2571
Total AfriNIC prefixes after maximum aggregation: 1000
AfriNIC Deaggregation factor: 2.57
Prefixes being announced from the AfriNIC address blocks: 1945
Unique aggregates announced from the AfriNIC address blocks: 1184
AfriNIC Region origin ASes present in the Internet Routing Table: 188
AfriNIC Prefixes per ASN: 10.35
AfriNIC Region origin ASes announcing only one prefix: 57
AfriNIC Region transit ASes present in the Internet Routing Table: 38
Average AfriNIC Region AS path length visible: 3.8
Max AfriNIC Region AS path length visible: 15
Number of AfriNIC addresses announced to Internet: 6063872
Equivalent to 0 /8s, 92 /16s and 135 /24s
Percentage of available AfriNIC address space announced: 18.1
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 1281 9539 273 CHINANET-BACKBONE
4755 1204 383 72 Videsh Sanchar Nigam Ltd. Aut
9583 1098 79 380 Sify Limited
9498 973 469 74 BHARTI BT INTERNET LTD.
4766 783 4943 312 Korea Telecom (KIX)
23577 777 35 706 Korea Telecom (ATM-MPLS)
17488 672 44 34 Hathway IP Over Cable Interne
7545 627 142 80 TPG Internet Pty Ltd
1221 545 1954 424 Telstra Pty Ltd
18101 531 116 28 Reliance Infocom Ltd Internet
4668 507 68 10 LG-EDS Systems Inc.
17676 504 10935 65 Softbank BB Corp.
4812 465 799 75 China Telecom (Shanghai)
9443 459 115 75 Primus Telecommunications
7474 408 217 270 SingTel Optus Pty Ltd
9829 358 274 14 BSNL National Internet Backbo
17557 358 35 170 Pakistan Telecom
4802 357 86 146 Wantree Development
4837 346 4725 160 chinanet IDC center beijing n
17974 336 129 12 PT TELEKOMUNIKASI INDONESIA
ARIN Region per AS prefix count summary
---------------------------------------
ASN No of nets /20 equiv MaxAgg Description
7018 1490 6126 990 AT&T WorldNet Services
4323 1262 1022 359 Time Warner Telecom
2386 1137 580 755 AT&T Data Communications Serv
6478 1090 337 137 AT&T Worldnet Services
11492 1045 103 21 Cable One
6197 1036 688 503 BellSouth Network Solutions,
18566 1001 288 9 Covad Communications
174 961 6793 874 Cogent Communications
701 937 6660 730 UUNET Technologies, Inc.
20115 822 734 426 Charter Communications
1239 818 2717 579 Sprint
7011 787 226 469 Citizens Utilities
209 728 3749 583 Qwest
19262 725 2587 174 Verizon Global Networks
22773 707 1871 40 Cox Communications, Inc.
721 615 21756 273 DLA Systems Automation Center
5668 595 160 17 CenturyTel Internet Holdings,
852 590 1096 375 Telus Advanced Communications
7029 576 456 81 Alltel Information Services,
855 568 253 71 Canadian Research Network
RIPE Region per AS prefix count summary
---------------------------------------
ASN No of nets /20 equiv MaxAgg Description
702 510 1940 404 UUNET - Commercial IP service
24863 343 47 31 LINKdotNET AS number
3352 342 1799 33 Ibernet, Internet Access Netw
3301 309 1455 289 TeliaNet Sweden
3320 302 4993 250 Deutsche Telekom AG
6746 273 127 250 Dynamic Network Technologies,
8220 260 461 251 COLT Telecommunications
680 257 2044 250 DFN-IP service G-WiN
3215 240 2256 92 France Telecom Transpac
8708 236 287 229 Romania Data Systems S.A.
3269 215 2583 73 TELECOM ITALIA
3246 206 339 196 Song Networks
8551 206 196 30 Bezeq International
20858 196 34 4 EgyNet
1257 190 1180 168 SWIPnet Swedish IP Network
30890 189 15 94 SC Kappa Invexim SRL
9116 188 134 24 Goldenlines main autonomous s
12479 185 578 6 Uni2 Autonomous System
3300 183 171 88 AUCS Communications Services
786 177 1795 177 The JANET IP Service
LACNIC Region per AS prefix count summary
-----------------------------------------
ASN No of nets /20 equiv MaxAgg Description
8151 1117 1869 209 UniNet S.A. de C.V.
11830 483 299 19 Instituto Costarricense de El
11172 363 116 63 Servicios Alestra S.A de C.V
16814 362 22 8 NSS, S.A.
22047 311 238 12 VTR PUNTO NET S.A.
7303 270 143 30 Telecom Argentina Stet-France
6471 259 74 31 ENTEL CHILE S.A.
14117 242 17 14 Telefonica del Sur S.A.
11556 235 128 3 Cable-Wireless Panama
6147 221 166 25 Telefonica Del Peru
6503 216 172 86 AVANTEL, S.A.
20299 192 23 14 NEWCOM AMERICAS
10620 185 53 23 TVCABLE BOGOTA
10481 181 72 8 Prima S.A.
23216 157 19 42 RAMtelecom Telecomunicaciones
21826 155 27 59 INTERCABLE
7910 154 11 29 ANDINET ON LINE
19429 150 92 40 E.T.B.
14522 146 22 5 SatNet S.A.
19169 142 9 27 Telconet
AfriNIC Region per AS prefix count summary
------------------------------------------
ASN No of nets /20 equiv MaxAgg Description
3741 291 868 232 The Internet Solution
8452 227 188 7 TEDATA
6713 143 135 11 Itissalat Al-MAGHRIB
2018 137 309 112 Tertiary Education Network
15475 129 84 4 Nile Online
5536 123 8 15 Internet Egypt Network
33783 117 7 9 EEPAD TISP TELECOM & INTERNET
24835 85 48 6 RAYA Telecom - Egypt
2905 76 174 68 The Internetworking Company o
2561 61 6 2 Egyptian Universities Network
15706 51 12 4 Sudatel Internet Exchange Aut
23889 49 16 13 MAURITIUS TELECOM
5713 44 294 34 Telkom SA Ltd
33774 43 13 24 AS Number for Telecom Algeria
16637 33 21 25 Johnnic e-Ventures
33776 31 2 6 Starcomms Nigeria Limited
8524 30 2 6 AUCEGYPT Autonomous System
33766 29 2 1 Nyala Communications Pty Ltd
21280 27 4 4 Swift Global Kenya Ltd.Is an
12455 25 6 3 Jambonet Autonomous system
Global Per AS Maximum Aggr summary
----------------------------------
ASN No of nets Net Savings Description
4755 1204 1132 Videsh Sanchar Nigam Ltd. Aut
11492 1045 1024 Cable One
4134 1281 1008 CHINANET-BACKBONE
18566 1001 992 Covad Communications
6478 1090 953 AT&T Worldnet Services
8151 1117 908 UniNet S.A. de C.V.
4323 1262 903 Time Warner Telecom
9498 973 899 BHARTI BT INTERNET LTD.
9583 1098 718 Sify Limited
22773 707 667 Cox Communications, Inc.
17488 672 638 Hathway IP Over Cable Interne
5668 595 578 CenturyTel Internet Holdings,
19262 725 551 Verizon Global Networks
7545 627 547 TPG Internet Pty Ltd
6197 1036 533 BellSouth Network Solutions,
19916 568 517 OLM LLC
18101 531 503 Reliance Infocom Ltd Internet
855 568 497 Canadian Research Network
4668 507 497 LG-EDS Systems Inc.
7029 576 495 Alltel Information Services,
List of Unregistered Origin ASNs (Global)
-----------------------------------------
Bad AS Designation Network Transit AS Description
65332 PRIVATE 63.166.106.192/27 1803 SPRINT
64858 PRIVATE 84.36.180.0/24 20858 EgyNet
64982 PRIVATE 89.207.224.0/24 36385 Google Incorporated
24410 UNALLOCATED 203.119.28.0/24 4134 CHINANET-BACKBONE
64512 PRIVATE 208.103.63.0/24 32703 Indiana Fiber Networ
22895 UNALLOCATED 216.174.38.0/24 19094 Adelphia Business So
Advertised Unallocated Addresses
--------------------------------
Network Origin AS Description
2.0.0.0/24 41856 Flagmanskaya Sluzhba Svyazi
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
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 /10:13 /11:34 /12:122
/13:238 /14:448 /15:859 /16:9378 /17:3843 /18:6335
/19:13422 /20:15278 /21:13825 /22:17858 /23:19185 /24:116227
/25:760 /26:823 /27:487 /28:59 /29:6 /30:1
/31:0 /32:8
Advertised prefixes smaller than registry allocations
-----------------------------------------------------
ASN No of nets Total ann. Description
6478 1081 1090 AT&T Worldnet Services
11492 1031 1045 Cable One
18566 983 1001 Covad Communications
9583 936 1098 Sify Limited
2386 832 1137 AT&T Data Communications Serv
7018 807 1490 AT&T WorldNet Services
6197 797 1036 BellSouth Network Solutions,
23577 763 777 Korea Telecom (ATM-MPLS)
7011 690 787 Citizens Utilities
9498 636 973 BHARTI BT INTERNET LTD.
4755 599 1204 Videsh Sanchar Nigam Ltd. Aut
4766 589 783 Korea Telecom (KIX)
19916 563 568 OLM LLC
4323 522 1262 Time Warner Telecom
4668 496 507 LG-EDS Systems Inc.
8151 496 1117 UniNet S.A. de C.V.
15270 494 527 PaeTec.net -a division of Pae
17488 493 672 Hathway IP Over Cable Interne
855 466 568 Canadian Research Network
5668 460 595 CenturyTel Internet Holdings,
Number of /24s announced per /8 block (Global)
----------------------------------------------
2:1 4:9 7:1 8:78 9:1 12:1806
15:19 16:3 17:3 18:8 20:37 24:926
25:1 32:53 38:301 40:57 41:126 44:2
47:4 52:4 55:2 56:3 57:26 58:388
59:371 60:270 61:922 62:963 63:1959 64:3096
65:2336 66:3254 67:801 68:640 69:1825 70:500
71:104 72:1283 73:1 74:407 75:257 76:38
77:175 80:918 81:850 82:597 83:373 84:434
85:744 86:361 87:462 88:260 89:857 90:24
91:267 97:6 116:48 121:176 122:519 123:96
124:792 125:915 128:276 129:218 130:122 131:347
132:52 133:10 134:193 135:39 136:181 137:78
138:196 139:64 140:480 141:168 142:370 143:213
144:291 145:43 146:321 147:145 148:397 149:142
150:115 151:145 152:92 153:120 154:4 155:253
156:155 157:183 158:161 159:155 160:104 161:89
162:234 163:146 164:452 165:408 166:234 167:279
168:491 169:120 170:399 171:16 172:1 189:332
190:579 192:5758 193:3796 194:3094 195:2212 196:945
198:3752 199:3297 200:4750 201:982 202:7225 203:7437
204:3954 205:2085 206:2377 207:2889 208:2628 209:3610
210:2471 211:936 212:1307 213:1459 214:394 215:41
216:4004 217:1138 218:355 219:346 220:944 221:396
222:272
End of report
Routing Table Report 00:00 GMT Mon 30 Apr, 2007
NB: RouteViews data includes iBGP information from some ASNs.
Treat the information provided below appropriately.
Report Website: http://thyme.apnic.net
This report: http://thyme.apnic.net/oix-data/2007/04/30/1100
Analysis Summary
----------------
BGP routing table entries examined: 229019
Prefixes after maximum aggregation: 118821
Deaggregation factor: 1.93
Unique aggregates announced to Internet: 105393
Total ASes present in the Internet Routing Table: 25115
Prefixes per ASN: 9.12
Origin-only ASes present in the Internet Routing Table: 21819
Origin ASes announcing only one prefix: 10538
Transit ASes present in the Internet Routing Table: 3296
Transit-only ASes present in the Internet Routing Table: 86
Average AS path length visible in the Internet Routing Table: 4.4
Max AS path length visible: 22
Max AS path prepend of ASN (20858) 18
Prefixes from unregistered ASNs in the Routing Table: 43
Unregistered ASNs in the Routing Table: 28
Prefixes from 32-bit ASNs in the Routing Table: 3
Special use prefixes present in the Routing Table: 2
Prefixes being announced from unallocated address space: 13
Number of addresses announced to Internet: 1732635016
Equivalent to 103 /8s, 69 /16s and 233 /24s
Percentage of available address space announced: 46.7
Percentage of allocated address space announced: 63.5
Percentage of available address space allocated: 73.7
Total number of prefixes smaller than registry allocations: 122282
APNIC Region Analysis Summary
-----------------------------
Prefixes being announced by APNIC Region ASes: 51341
Total APNIC prefixes after maximum aggregation: 20303
APNIC Deaggregation factor: 2.53
Prefixes being announced from the APNIC address blocks: 48262
Unique aggregates announced from the APNIC address blocks: 21190
APNIC Region origin ASes present in the Internet Routing Table: 2939
APNIC Prefixes per ASN: 16.42
APNIC Region origin ASes announcing only one prefix: 782
APNIC Region transit ASes present in the Internet Routing Table: 449
Average APNIC Region AS path length visible: 5.0
Max APNIC Region AS path length visible: 21
Number of APNIC addresses announced to Internet: 292507676
Equivalent to 17 /8s, 111 /16s and 80 /24s
Percentage of available APNIC address space announced: 72.5
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: 113083
Total ARIN prefixes after maximum aggregation: 63044
ARIN Deaggregation factor: 1.79
Prefixes being announced from the ARIN address blocks: 84233
Unique aggregates announced from the ARIN address blocks: 30354
ARIN Region origin ASes present in the Internet Routing Table: 11521
ARIN Prefixes per ASN: 7.31
ARIN Region origin ASes announcing only one prefix: 4408
ARIN Region transit ASes present in the Internet Routing Table: 1079
Average ARIN Region AS path length visible: 4.1
Max ARIN Region AS path length visible: 17
Number of ARIN addresses announced to Internet: 330865120
Equivalent to 19 /8s, 184 /16s and 153 /24s
Percentage of available ARIN address space announced: 73.0
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: 46986
Total RIPE prefixes after maximum aggregation: 30302
RIPE Deaggregation factor: 1.55
Prefixes being announced from the RIPE address blocks: 43649
Unique aggregates announced from the RIPE address blocks: 26904
RIPE Region origin ASes present in the Internet Routing Table: 9594
RIPE Prefixes per ASN: 4.55
RIPE Region origin ASes announcing only one prefix: 5039
RIPE Region transit ASes present in the Internet Routing Table: 1549
Average RIPE Region AS path length visible: 4.7
Max RIPE Region AS path length visible: 22
Number of RIPE addresses announced to Internet: 305941568
Equivalent to 18 /8s, 60 /16s and 76 /24s
Percentage of available RIPE address space announced: 76.0
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
40960-44031
RIPE Address Blocks 62/8, 77/8, 78/7, 80/5, 88/6, 92/7, 193/8, 194/7,
212/7 and 217/8
LACNIC Region Analysis Summary
------------------------------
Prefixes being announced by LACNIC Region ASes: 14886
Total LACNIC prefixes after maximum aggregation: 4125
LACNIC Deaggregation factor: 3.61
Prefixes being announced from the LACNIC address blocks: 12985
Unique aggregates announced from the LACNIC address blocks: 7159
LACNIC Region origin ASes present in the Internet Routing Table: 785
LACNIC Prefixes per ASN: 16.54
LACNIC Region origin ASes announcing only one prefix: 251
LACNIC Region transit ASes present in the Internet Routing Table: 142
Average LACNIC Region AS path length visible: 4.9
Max LACNIC Region AS path length visible: 17
Number of LACNIC addresses announced to Internet: 38381568
Equivalent to 2 /8s, 73 /16s and 168 /24s
Percentage of available LACNIC address space announced: 57.2
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: 2680
Total AfriNIC prefixes after maximum aggregation: 1041
AfriNIC Deaggregation factor: 2.57
Prefixes being announced from the AfriNIC address blocks: 2034
Unique aggregates announced from the AfriNIC address blocks: 1189
AfriNIC Region origin ASes present in the Internet Routing Table: 189
AfriNIC Prefixes per ASN: 10.76
AfriNIC Region origin ASes announcing only one prefix: 58
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: 16
Number of AfriNIC addresses announced to Internet: 6067712
Equivalent to 0 /8s, 92 /16s and 150 /24s
Percentage of available AfriNIC address space announced: 18.1
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 1280 9523 274 CHINANET-BACKBONE
4755 1196 382 70 Videsh Sanchar Nigam Ltd. Aut
9583 1098 79 380 Sify Limited
9498 974 469 73 BHARTI BT INTERNET LTD.
4766 782 4943 312 Korea Telecom (KIX)
23577 777 35 706 Korea Telecom (ATM-MPLS)
17488 672 44 34 Hathway IP Over Cable Interne
7545 627 142 80 TPG Internet Pty Ltd
1221 587 1954 438 Telstra Pty Ltd
18101 531 116 28 Reliance Infocom Ltd Internet
4668 507 68 10 LG-EDS Systems Inc.
17676 504 10935 65 Softbank BB Corp.
7474 476 217 271 SingTel Optus Pty Ltd
4812 464 811 75 China Telecom (Shanghai)
9443 460 115 76 Primus Telecommunications
9942 440 77 119 COMindico Australia
17557 361 35 168 Pakistan Telecom
4802 359 86 146 Wantree Development
9829 355 274 14 BSNL National Internet Backbo
4837 344 4724 158 chinanet IDC center beijing n
RIPE Region per AS prefix count summary
---------------------------------------
ASN No of nets /20 equiv MaxAgg Description
2119 911 929 651 Telenor Internet Access
702 520 1941 414 UUNET - Commercial IP service
3352 357 1799 33 Ibernet, Internet Access Netw
24863 343 47 31 LINKdotNET AS number
3301 309 1455 289 TeliaNet Sweden
3320 301 4993 249 Deutsche Telekom AG
6746 275 127 252 Dynamic Network Technologies,
8220 262 461 252 COLT Telecommunications
680 257 2044 250 DFN-IP service G-WiN
3215 240 2256 92 France Telecom Transpac
1257 237 1180 170 SWIPnet Swedish IP Network
8708 236 287 229 Romania Data Systems S.A.
5089 232 1657 52 NTL Group Limited
3269 215 2583 73 TELECOM ITALIA
3246 211 340 197 Song Networks
8551 208 197 27 Bezeq International
20858 196 34 4 EgyNet
3300 191 171 91 AUCS Communications Services
30890 189 15 94 SC Kappa Invexim SRL
9116 188 134 24 Goldenlines main autonomous s
ARIN Region per AS prefix count summary
---------------------------------------
ASN No of nets /20 equiv MaxAgg Description
701 4969 6660 730 UUNET Technologies, Inc.
7018 1491 10213 985 AT&T WorldNet Services
4323 1258 1022 356 Time Warner Telecom
2386 1138 580 755 AT&T Data Communications Serv
6478 1089 336 149 AT&T Worldnet Services
11492 1045 103 21 Cable One
6197 1035 687 502 BellSouth Network Solutions,
18566 1001 288 9 Covad Communications
705 973 523 482 UUNET Technologies, Inc.
174 953 6792 865 Cogent Communications
20115 822 734 426 Charter Communications
1239 819 2717 578 Sprint
7046 797 263 652 UUNET Technologies, Inc.
7011 787 226 469 Citizens Utilities
209 731 3749 583 Qwest
19262 725 2587 174 Verizon Global Networks
22773 705 1871 38 Cox Communications, Inc.
577 640 777 202 Bell Advanced Communications
721 615 21756 273 DLA Systems Automation Center
852 609 1096 376 Telus Advanced Communications
Global Per AS Maximum Aggr summary
----------------------------------
ASN No of nets Net Savings Description
4755 1196 1126 Videsh Sanchar Nigam Ltd. Aut
11492 1045 1024 Cable One
4134 1280 1006 CHINANET-BACKBONE
18566 1001 992 Covad Communications
6478 1089 940 AT&T Worldnet Services
8151 1117 903 UniNet S.A. de C.V.
4323 1258 902 Time Warner Telecom
9498 974 901 BHARTI BT INTERNET LTD.
9583 1098 718 Sify Limited
22773 705 667 Cox Communications, Inc.
17488 672 638 Hathway IP Over Cable Interne
5668 595 578 CenturyTel Internet Holdings,
19262 725 551 Verizon Global Networks
7545 627 547 TPG Internet Pty Ltd
6197 1035 533 BellSouth Network Solutions,
19916 568 517 OLM LLC
7018 1491 506 AT&T WorldNet Services
18101 531 503 Reliance Infocom Ltd Internet
855 568 497 Canadian Research Network
4668 507 497 LG-EDS Systems Inc.
List of Unregistered Origin ASNs (Global)
-----------------------------------------
Bad AS Designation Network Transit AS Description
65534 PRIVATE 10.11.12.0/24 10886 University of Maryla
65332 PRIVATE 63.166.106.192/27 1803 SPRINT
64858 PRIVATE 84.36.180.0/24 20858 EgyNet
64519 PRIVATE 87.198.212.128/25 34245 Magnet Networks AS
64982 PRIVATE 89.207.224.0/24 36385 Google Incorporated
65100 PRIVATE 129.6.112.0/24 10886 University of Maryla
65027 PRIVATE 135.196.97.168/29 8190 VIATEL
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
65106 PRIVATE 195.219.161.0/27 6453 Teleglobe Inc.
24410 UNALLOCATED 203.119.28.0/24 4134 CHINANET-BACKBONE
24409 UNALLOCATED 203.119.29.0/24 9808 Guangdong Mobile Com
64588 PRIVATE 207.107.179.0/24 2491 fONOROLA
64512 PRIVATE 208.103.63.0/24 32703 Indiana Fiber Networ
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
10.11.12.0/24 65534 *
192.0.2.0/24 2854 RoSprint AS (Global One Russi
Advertised Unallocated Addresses
--------------------------------
Network Origin AS Description
2.0.0.0/24 41856 Flagmanskaya Sluzhba Svyazi
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
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
223.0.0.0/8 2905 The Internetworking Company o
Number of prefixes announced per prefix length (Global)
-------------------------------------------------------
/1:0 /2:0 /3:0 /4:0 /5:0 /6:0
/7:0 /8:21 /9:9 /10:13 /11:34 /12:125
/13:250 /14:451 /15:867 /16:9411 /17:3901 /18:6451
/19:13567 /20:15499 /21:14060 /22:18473 /23:19968 /24:122320
/25:1012 /26:1133 /27:603 /28:182 /29:165 /30:415
/31:0 /32:89
Advertised prefixes smaller than registry allocations
-----------------------------------------------------
ASN No of nets Total ann. Description
701 3733 4969 UUNET Technologies, Inc.
6478 1080 1089 AT&T Worldnet Services
11492 1031 1045 Cable One
18566 983 1001 Covad Communications
9583 937 1098 Sify Limited
2386 834 1138 AT&T Data Communications Serv
2119 810 911 Telenor Internet Access
7018 808 1491 AT&T WorldNet Services
6197 796 1035 BellSouth Network Solutions,
23577 763 777 Korea Telecom (ATM-MPLS)
7011 690 787 Citizens Utilities
9498 636 974 BHARTI BT INTERNET LTD.
705 627 973 UUNET Technologies, Inc.
4755 594 1196 Videsh Sanchar Nigam Ltd. Aut
4766 588 782 Korea Telecom (KIX)
19916 563 568 OLM LLC
7046 547 797 UUNET Technologies, Inc.
4323 520 1258 Time Warner Telecom
4668 496 507 LG-EDS Systems Inc.
8151 495 1117 UniNet S.A. de C.V.
Number of /24s announced per /8 block (Global)
----------------------------------------------
2:1 4:9 7:1 8:78 9:3 10:1
12:1825 15:19 16:3 17:3 18:8 20:37
24:931 25:1 32:174 38:301 40:57 41:127
43:6 44:2 47:4 52:4 55:2 56:3
57:53 58:390 59:370 60:274 61:937 62:1018
63:3383 64:3212 65:3692 66:3344 67:815 68:639
69:1837 70:505 71:104 72:1284 73:1 74:432
75:258 76:38 77:175 80:931 81:861 82:722
83:403 84:435 85:791 86:365 87:454 88:254
89:857 90:24 91:266 97:6 116:45 121:181
122:519 123:82 124:792 125:934 128:273 129:219
130:123 131:350 132:52 133:10 134:193 135:39
136:181 137:83 138:195 139:115 140:480 141:168
142:394 143:206 144:292 145:43 146:322 147:149
148:398 149:145 150:115 151:145 152:92 153:120
154:5 155:253 156:155 157:185 158:161 159:155
160:104 161:92 162:235 163:146 164:461 165:402
166:234 167:279 168:492 169:119 170:399 171:15
172:1 189:332 190:593 192:5826 193:3816 194:3131
195:2287 196:1011 198:3878 199:3383 200:4760 201:985
202:7259 203:7491 204:4095 205:2200 206:2594 207:3145
208:3295 209:3740 210:2479 211:980 212:1353 213:1506
214:397 215:41 216:4175 217:1139 218:373 219:362
220:944 221:400 222:272
End of report
Routing Table Report 04:00 +10GMT Mon 30 Apr, 2007
Report Website: http://thyme.apnic.net
This report: http://thyme.apnic.net/ap-data/2007/04/30/0400
Analysis Summary
----------------
BGP routing table entries examined: 218979
Prefixes after maximum aggregation: 116764
Deaggregation factor: 1.88
Unique aggregates announced to Internet: 105268
Total ASes present in the Internet Routing Table: 25057
Prefixes per ASN: 8.74
Origin-only ASes present in the Internet Routing Table: 21827
Origin ASes announcing only one prefix: 10559
Transit ASes present in the Internet Routing Table: 3230
Transit-only ASes present in the Internet Routing Table: 80
Average AS path length visible in the Internet Routing Table: 3.6
Max AS path length visible: 21
Max AS path prepend of ASN (20858) 18
Prefixes from unregistered ASNs in the Routing Table: 6
Unregistered ASNs in the Routing Table: 9
Prefixes from 32-bit ASNs in the Routing Table: 3
Special use prefixes present in the Routing Table: 0
Prefixes being announced from unallocated address space: 12
Number of addresses announced to Internet: 1715784192
Equivalent to 102 /8s, 68 /16s and 202 /24s
Percentage of available address space announced: 46.3
Percentage of allocated address space announced: 62.8
Percentage of available address space allocated: 73.7
Total number of prefixes smaller than registry allocations: 114448
APNIC Region Analysis Summary
-----------------------------
Prefixes being announced by APNIC Region ASes: 50372
Total APNIC prefixes after maximum aggregation: 20181
APNIC Deaggregation factor: 2.50
Prefixes being announced from the APNIC address blocks: 47419
Unique aggregates announced from the APNIC address blocks: 21170
APNIC Region origin ASes present in the Internet Routing Table: 2930
APNIC Prefixes per ASN: 16.18
APNIC Region origin ASes announcing only one prefix: 791
APNIC Region transit ASes present in the Internet Routing Table: 437
Average APNIC Region AS path length visible: 3.5
Max APNIC Region AS path length visible: 15
Number of APNIC addresses announced to Internet: 292484864
Equivalent to 17 /8s, 110 /16s and 247 /24s
Percentage of available APNIC address space announced: 72.5
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: 106038
Total ARIN prefixes after maximum aggregation: 61898
ARIN Deaggregation factor: 1.71
Prefixes being announced from the ARIN address blocks: 78048
Unique aggregates announced from the ARIN address blocks: 30358
ARIN Region origin ASes present in the Internet Routing Table: 11526
ARIN Prefixes per ASN: 6.77
ARIN Region origin ASes announcing only one prefix: 4410
ARIN Region transit ASes present in the Internet Routing Table: 1052
Average ARIN Region AS path length visible: 3.4
Max ARIN Region AS path length visible: 21
Number of ARIN addresses announced to Internet: 330808704
Equivalent to 19 /8s, 183 /16s and 189 /24s
Percentage of available ARIN address space announced: 73.0
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: 45161
Total RIPE prefixes after maximum aggregation: 29564
RIPE Deaggregation factor: 1.53
Prefixes being announced from the RIPE address blocks: 41739
Unique aggregates announced from the RIPE address blocks: 26875
RIPE Region origin ASes present in the Internet Routing Table: 9546
RIPE Prefixes per ASN: 4.37
RIPE Region origin ASes announcing only one prefix: 5045
RIPE Region transit ASes present in the Internet Routing Table: 1531
Average RIPE Region AS path length visible: 4.0
Max RIPE Region AS path length visible: 20
Number of RIPE addresses announced to Internet: 305753472
Equivalent to 18 /8s, 57 /16s and 109 /24s
Percentage of available RIPE address space announced: 75.9
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
40960-44031
RIPE Address Blocks 62/8, 77/8, 78/7, 80/5, 88/6, 92/7, 193/8, 194/7,
212/7 and 217/8
LACNIC Region Analysis Summary
------------------------------
Prefixes being announced by LACNIC Region ASes: 14829
Total LACNIC prefixes after maximum aggregation: 4112
LACNIC Deaggregation factor: 3.61
Prefixes being announced from the LACNIC address blocks: 12944
Unique aggregates announced from the LACNIC address blocks: 7147
LACNIC Region origin ASes present in the Internet Routing Table: 785
LACNIC Prefixes per ASN: 16.49
LACNIC Region origin ASes announcing only one prefix: 255
LACNIC Region transit ASes present in the Internet Routing Table: 139
Average LACNIC Region AS path length visible: 4.2
Max LACNIC Region AS path length visible: 17
Number of LACNIC addresses announced to Internet: 38364416
Equivalent to 2 /8s, 73 /16s and 101 /24s
Percentage of available LACNIC address space announced: 57.2
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: 2571
Total AfriNIC prefixes after maximum aggregation: 1003
AfriNIC Deaggregation factor: 2.56
Prefixes being announced from the AfriNIC address blocks: 1948
Unique aggregates announced from the AfriNIC address blocks: 1184
AfriNIC Region origin ASes present in the Internet Routing Table: 189
AfriNIC Prefixes per ASN: 10.31
AfriNIC Region origin ASes announcing only one prefix: 58
AfriNIC Region transit ASes present in the Internet Routing Table: 38
Average AfriNIC Region AS path length visible: 3.8
Max AfriNIC Region AS path length visible: 15
Number of AfriNIC addresses announced to Internet: 6063872
Equivalent to 0 /8s, 92 /16s and 135 /24s
Percentage of available AfriNIC address space announced: 18.1
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 1281 9539 273 CHINANET-BACKBONE
4755 1202 383 72 Videsh Sanchar Nigam Ltd. Aut
9583 1099 79 381 Sify Limited
9498 973 469 74 BHARTI BT INTERNET LTD.
4766 782 4943 312 Korea Telecom (KIX)
23577 776 35 705 Korea Telecom (ATM-MPLS)
17488 672 44 34 Hathway IP Over Cable Interne
7545 626 142 80 TPG Internet Pty Ltd
1221 543 1954 422 Telstra Pty Ltd
18101 531 116 28 Reliance Infocom Ltd Internet
4668 507 68 10 LG-EDS Systems Inc.
17676 504 10935 65 Softbank BB Corp.
4812 464 811 75 China Telecom (Shanghai)
9443 458 115 74 Primus Telecommunications
7474 406 217 270 SingTel Optus Pty Ltd
4802 358 86 147 Wantree Development
9829 358 274 14 BSNL National Internet Backbo
17557 358 35 170 Pakistan Telecom
4837 344 4724 158 chinanet IDC center beijing n
17974 336 129 12 PT TELEKOMUNIKASI INDONESIA
ARIN Region per AS prefix count summary
---------------------------------------
ASN No of nets /20 equiv MaxAgg Description
7018 1490 6126 990 AT&T WorldNet Services
4323 1263 1022 359 Time Warner Telecom
2386 1136 580 755 AT&T Data Communications Serv
6478 1089 336 149 AT&T Worldnet Services
11492 1045 103 21 Cable One
6197 1035 687 502 BellSouth Network Solutions,
18566 1001 288 9 Covad Communications
174 956 6793 869 Cogent Communications
701 935 6660 729 UUNET Technologies, Inc.
20115 822 734 426 Charter Communications
1239 819 2717 580 Sprint
7011 787 226 469 Citizens Utilities
209 728 3749 583 Qwest
19262 725 2587 174 Verizon Global Networks
22773 707 1871 40 Cox Communications, Inc.
721 616 21756 273 DLA Systems Automation Center
5668 595 160 17 CenturyTel Internet Holdings,
852 593 1096 375 Telus Advanced Communications
7029 576 456 81 Alltel Information Services,
855 568 253 71 Canadian Research Network
RIPE Region per AS prefix count summary
---------------------------------------
ASN No of nets /20 equiv MaxAgg Description
702 520 1941 414 UUNET - Commercial IP service
24863 343 47 31 LINKdotNET AS number
3301 309 1455 289 TeliaNet Sweden
3320 302 4993 250 Deutsche Telekom AG
6746 275 127 252 Dynamic Network Technologies,
8220 260 461 251 COLT Telecommunications
680 257 2044 250 DFN-IP service G-WiN
3215 240 2256 92 France Telecom Transpac
8708 236 287 229 Romania Data Systems S.A.
3269 215 2583 73 TELECOM ITALIA
3246 206 339 196 Song Networks
8551 206 196 30 Bezeq International
3352 203 1799 33 Ibernet, Internet Access Netw
20858 196 34 4 EgyNet
1257 190 1180 168 SWIPnet Swedish IP Network
30890 189 15 94 SC Kappa Invexim SRL
9116 188 134 24 Goldenlines main autonomous s
12479 185 578 6 Uni2 Autonomous System
3300 183 171 88 AUCS Communications Services
786 177 1795 177 The JANET IP Service
LACNIC Region per AS prefix count summary
-----------------------------------------
ASN No of nets /20 equiv MaxAgg Description
8151 1116 1869 211 UniNet S.A. de C.V.
11830 483 299 19 Instituto Costarricense de El
11172 364 116 64 Servicios Alestra S.A de C.V
16814 362 22 8 NSS, S.A.
22047 311 238 12 VTR PUNTO NET S.A.
7303 274 143 30 Telecom Argentina Stet-France
6471 259 74 31 ENTEL CHILE S.A.
14117 242 17 14 Telefonica del Sur S.A.
11556 235 128 3 Cable-Wireless Panama
6147 220 164 24 Telefonica Del Peru
6503 215 172 86 AVANTEL, S.A.
20299 192 23 14 NEWCOM AMERICAS
10620 185 53 23 TVCABLE BOGOTA
10481 181 72 8 Prima S.A.
23216 157 19 42 RAMtelecom Telecomunicaciones
21826 155 27 59 INTERCABLE
7910 154 11 29 ANDINET ON LINE
19429 150 92 40 E.T.B.
14522 146 22 5 SatNet S.A.
19169 142 9 27 Telconet
AfriNIC Region per AS prefix count summary
------------------------------------------
ASN No of nets /20 equiv MaxAgg Description
3741 291 868 232 The Internet Solution
8452 224 188 7 TEDATA
6713 143 135 11 Itissalat Al-MAGHRIB
2018 137 309 112 Tertiary Education Network
15475 129 84 4 Nile Online
5536 123 8 15 Internet Egypt Network
33783 116 7 9 EEPAD TISP TELECOM & INTERNET
24835 85 48 6 RAYA Telecom - Egypt
2905 76 174 68 The Internetworking Company o
2561 61 6 2 Egyptian Universities Network
15706 51 12 4 Sudatel Internet Exchange Aut
23889 49 16 13 MAURITIUS TELECOM
5713 44 294 34 Telkom SA Ltd
33774 43 13 24 AS Number for Telecom Algeria
16637 33 21 25 Johnnic e-Ventures
33776 31 2 6 Starcomms Nigeria Limited
8524 30 2 6 AUCEGYPT Autonomous System
33766 29 2 1 Nyala Communications Pty Ltd
21280 27 4 4 Swift Global Kenya Ltd.Is an
12455 25 6 3 Jambonet Autonomous system
Global Per AS Maximum Aggr summary
----------------------------------
ASN No of nets Net Savings Description
4755 1202 1130 Videsh Sanchar Nigam Ltd. Aut
11492 1045 1024 Cable One
4134 1281 1008 CHINANET-BACKBONE
18566 1001 992 Covad Communications
6478 1089 940 AT&T Worldnet Services
8151 1116 905 UniNet S.A. de C.V.
4323 1263 904 Time Warner Telecom
9498 973 899 BHARTI BT INTERNET LTD.
9583 1099 718 Sify Limited
22773 707 667 Cox Communications, Inc.
17488 672 638 Hathway IP Over Cable Interne
5668 595 578 CenturyTel Internet Holdings,
19262 725 551 Verizon Global Networks
7545 626 546 TPG Internet Pty Ltd
6197 1035 533 BellSouth Network Solutions,
19916 568 517 OLM LLC
18101 531 503 Reliance Infocom Ltd Internet
855 568 497 Canadian Research Network
4668 507 497 LG-EDS Systems Inc.
7029 576 495 Alltel Information Services,
List of Unregistered Origin ASNs (Global)
-----------------------------------------
Bad AS Designation Network Transit AS Description
65332 PRIVATE 63.166.106.192/27 1803 SPRINT
64858 PRIVATE 84.36.180.0/24 20858 EgyNet
64982 PRIVATE 89.207.224.0/24 36385 Google Incorporated
24410 UNALLOCATED 203.119.28.0/24 4134 CHINANET-BACKBONE
64512 PRIVATE 208.103.63.0/24 32703 Indiana Fiber Networ
22895 UNALLOCATED 216.174.38.0/24 19094 Adelphia Business So
Advertised Unallocated Addresses
--------------------------------
Network Origin AS Description
2.0.0.0/24 41856 Flagmanskaya Sluzhba Svyazi
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
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 /10:13 /11:34 /12:122
/13:238 /14:448 /15:860 /16:9377 /17:3837 /18:6334
/19:13431 /20:15226 /21:13775 /22:17838 /23:19167 /24:116096
/25:760 /26:835 /27:484 /28:60 /29:6 /30:1
/31:0 /32:8
Advertised prefixes smaller than registry allocations
-----------------------------------------------------
ASN No of nets Total ann. Description
6478 1080 1089 AT&T Worldnet Services
11492 1031 1045 Cable One
18566 983 1001 Covad Communications
9583 937 1099 Sify Limited
2386 831 1136 AT&T Data Communications Serv
7018 807 1490 AT&T WorldNet Services
6197 796 1035 BellSouth Network Solutions,
23577 762 776 Korea Telecom (ATM-MPLS)
7011 690 787 Citizens Utilities
9498 636 973 BHARTI BT INTERNET LTD.
4755 596 1202 Videsh Sanchar Nigam Ltd. Aut
4766 588 782 Korea Telecom (KIX)
19916 563 568 OLM LLC
4323 523 1263 Time Warner Telecom
4668 496 507 LG-EDS Systems Inc.
8151 495 1116 UniNet S.A. de C.V.
15270 494 527 PaeTec.net -a division of Pae
17488 493 672 Hathway IP Over Cable Interne
855 466 568 Canadian Research Network
5668 460 595 CenturyTel Internet Holdings,
Number of /24s announced per /8 block (Global)
----------------------------------------------
2:1 4:9 7:1 8:78 9:1 12:1807
15:19 16:3 17:3 18:8 20:37 24:926
25:1 32:53 38:301 40:57 41:127 44:2
47:4 52:4 55:2 56:3 57:26 58:388
59:370 60:270 61:922 62:963 63:1961 64:3098
65:2336 66:3257 67:802 68:640 69:1824 70:500
71:104 72:1284 73:1 74:406 75:257 76:38
77:175 80:860 81:804 82:596 83:372 84:432
85:745 86:365 87:462 88:254 89:857 90:24
91:270 97:6 116:45 121:175 122:519 123:85
124:792 125:934 128:273 129:218 130:122 131:349
132:52 133:10 134:193 135:39 136:181 137:78
138:195 139:63 140:480 141:168 142:370 143:206
144:291 145:43 146:322 147:146 148:397 149:142
150:115 151:145 152:90 153:120 154:4 155:253
156:154 157:183 158:161 159:155 160:104 161:89
162:234 163:146 164:452 165:401 166:234 167:279
168:469 169:119 170:399 171:15 172:1 189:332
190:592 192:5757 193:3792 194:3092 195:2209 196:945
198:3754 199:3292 200:4752 201:983 202:7209 203:7438
204:3951 205:2088 206:2377 207:2888 208:2626 209:3614
210:2465 211:936 212:1305 213:1460 214:406 215:41
216:4007 217:1137 218:354 219:358 220:940 221:396
222:274
End of report
Routing Table Report 00:00 GMT Sun 29 Apr, 2007
NB: RouteViews data includes iBGP information from some ASNs.
Treat the information provided below appropriately.
Report Website: http://thyme.apnic.net
This report: http://thyme.apnic.net/oix-data/2007/04/29/1100
Analysis Summary
----------------
BGP routing table entries examined: 228691
Prefixes after maximum aggregation: 118858
Deaggregation factor: 1.92
Unique aggregates announced to Internet: 105389
Total ASes present in the Internet Routing Table: 25122
Prefixes per ASN: 9.10
Origin-only ASes present in the Internet Routing Table: 21827
Origin ASes announcing only one prefix: 10540
Transit ASes present in the Internet Routing Table: 3295
Transit-only ASes present in the Internet Routing Table: 88
Average AS path length visible in the Internet Routing Table: 4.5
Max AS path length visible: 22
Max AS path prepend of ASN (20858) 18
Prefixes from unregistered ASNs in the Routing Table: 43
Unregistered ASNs in the Routing Table: 28
Prefixes from 32-bit ASNs in the Routing Table: 3
Special use prefixes present in the Routing Table: 2
Prefixes being announced from unallocated address space: 13
Number of addresses announced to Internet: 1732907656
Equivalent to 103 /8s, 74 /16s and 18 /24s
Percentage of available address space announced: 46.8
Percentage of allocated address space announced: 63.5
Percentage of available address space allocated: 73.7
Total number of prefixes smaller than registry allocations: 122097
APNIC Region Analysis Summary
-----------------------------
Prefixes being announced by APNIC Region ASes: 51267
Total APNIC prefixes after maximum aggregation: 20303
APNIC Deaggregation factor: 2.53
Prefixes being announced from the APNIC address blocks: 48181
Unique aggregates announced from the APNIC address blocks: 21194
APNIC Region origin ASes present in the Internet Routing Table: 2940
APNIC Prefixes per ASN: 16.39
APNIC Region origin ASes announcing only one prefix: 785
APNIC Region transit ASes present in the Internet Routing Table: 450
Average APNIC Region AS path length visible: 5.0
Max APNIC Region AS path length visible: 21
Number of APNIC addresses announced to Internet: 292495900
Equivalent to 17 /8s, 111 /16s and 34 /24s
Percentage of available APNIC address space announced: 72.5
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: 113066
Total ARIN prefixes after maximum aggregation: 63053
ARIN Deaggregation factor: 1.79
Prefixes being announced from the ARIN address blocks: 84203
Unique aggregates announced from the ARIN address blocks: 30346
ARIN Region origin ASes present in the Internet Routing Table: 11521
ARIN Prefixes per ASN: 7.31
ARIN Region origin ASes announcing only one prefix: 4404
ARIN Region transit ASes present in the Internet Routing Table: 1078
Average ARIN Region AS path length visible: 4.2
Max ARIN Region AS path length visible: 21
Number of ARIN addresses announced to Internet: 330803936
Equivalent to 19 /8s, 183 /16s and 170 /24s
Percentage of available ARIN address space announced: 73.0
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: 46828
Total RIPE prefixes after maximum aggregation: 30322
RIPE Deaggregation factor: 1.54
Prefixes being announced from the RIPE address blocks: 43480
Unique aggregates announced from the RIPE address blocks: 26886
RIPE Region origin ASes present in the Internet Routing Table: 9598
RIPE Prefixes per ASN: 4.53
RIPE Region origin ASes announcing only one prefix: 5042
RIPE Region transit ASes present in the Internet Routing Table: 1552
Average RIPE Region AS path length visible: 4.7
Max RIPE Region AS path length visible: 22
Number of RIPE addresses announced to Internet: 305960000
Equivalent to 18 /8s, 60 /16s and 148 /24s
Percentage of available RIPE address space announced: 76.0
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
40960-44031
RIPE Address Blocks 62/8, 77/8, 78/7, 80/5, 88/6, 92/7, 193/8, 194/7,
212/7 and 217/8
LACNIC Region Analysis Summary
------------------------------
Prefixes being announced by LACNIC Region ASes: 14826
Total LACNIC prefixes after maximum aggregation: 4117
LACNIC Deaggregation factor: 3.60
Prefixes being announced from the LACNIC address blocks: 12918
Unique aggregates announced from the LACNIC address blocks: 7168
LACNIC Region origin ASes present in the Internet Routing Table: 784
LACNIC Prefixes per ASN: 16.48
LACNIC Region origin ASes announcing only one prefix: 250
LACNIC Region transit ASes present in the Internet Routing Table: 141
Average LACNIC Region AS path length visible: 4.9
Max LACNIC Region AS path length visible: 17
Number of LACNIC addresses announced to Internet: 38381568
Equivalent to 2 /8s, 73 /16s and 168 /24s
Percentage of available LACNIC address space announced: 57.2
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: 2661
Total AfriNIC prefixes after maximum aggregation: 1057
AfriNIC Deaggregation factor: 2.52
Prefixes being announced from the AfriNIC address blocks: 2030
Unique aggregates announced from the AfriNIC address blocks: 1185
AfriNIC Region origin ASes present in the Internet Routing Table: 190
AfriNIC Prefixes per ASN: 10.68
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: 4.2
Max AfriNIC Region AS path length visible: 16
Number of AfriNIC addresses announced to Internet: 6066688
Equivalent to 0 /8s, 92 /16s and 146 /24s
Percentage of available AfriNIC address space announced: 18.1
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 1279 9521 273 CHINANET-BACKBONE
4755 1201 382 70 Videsh Sanchar Nigam Ltd. Aut
9583 1098 79 380 Sify Limited
9498 974 469 73 BHARTI BT INTERNET LTD.
4766 782 4943 312 Korea Telecom (KIX)
23577 780 35 709 Korea Telecom (ATM-MPLS)
17488 672 44 34 Hathway IP Over Cable Interne
7545 625 142 79 TPG Internet Pty Ltd
1221 586 1954 437 Telstra Pty Ltd
18101 531 116 27 Reliance Infocom Ltd Internet
4668 507 68 10 LG-EDS Systems Inc.
17676 504 10935 65 Softbank BB Corp.
7474 476 217 271 SingTel Optus Pty Ltd
4812 464 811 75 China Telecom (Shanghai)
9443 460 115 76 Primus Telecommunications
9942 440 77 119 COMindico Australia
17557 361 35 168 Pakistan Telecom
4802 359 86 146 Wantree Development
9829 358 274 14 BSNL National Internet Backbo
4837 344 4724 158 chinanet IDC center beijing n
RIPE Region per AS prefix count summary
---------------------------------------
ASN No of nets /20 equiv MaxAgg Description
2119 911 929 651 Telenor Internet Access
702 520 1941 414 UUNET - Commercial IP service
24863 343 47 31 LINKdotNET AS number
3301 309 1455 289 TeliaNet Sweden
3320 300 4993 248 Deutsche Telekom AG
6746 275 127 252 Dynamic Network Technologies,
8220 262 461 252 COLT Telecommunications
680 257 2044 250 DFN-IP service G-WiN
3215 240 2256 92 France Telecom Transpac
1257 237 1180 170 SWIPnet Swedish IP Network
8708 236 287 229 Romania Data Systems S.A.
5089 232 1657 52 NTL Group Limited
3269 215 2583 73 TELECOM ITALIA
3246 211 340 197 Song Networks
8551 208 197 27 Bezeq International
3352 202 1799 33 Ibernet, Internet Access Netw
20858 196 34 4 EgyNet
3300 190 171 90 AUCS Communications Services
30890 189 15 94 SC Kappa Invexim SRL
9116 188 134 24 Goldenlines main autonomous s
ARIN Region per AS prefix count summary
---------------------------------------
ASN No of nets /20 equiv MaxAgg Description
701 4949 6660 730 UUNET Technologies, Inc.
7018 1490 6117 986 AT&T WorldNet Services
4323 1257 1022 356 Time Warner Telecom
2386 1134 564 753 AT&T Data Communications Serv
6478 1089 336 149 AT&T Worldnet Services
11492 1045 103 21 Cable One
6197 1035 687 502 BellSouth Network Solutions,
18566 1001 288 9 Covad Communications
705 973 522 482 UUNET Technologies, Inc.
174 953 6792 865 Cogent Communications
1239 827 2718 579 Sprint
20115 822 734 426 Charter Communications
7046 797 263 652 UUNET Technologies, Inc.
7011 787 226 469 Citizens Utilities
209 733 3749 585 Qwest
19262 725 2587 174 Verizon Global Networks
22773 705 1871 38 Cox Communications, Inc.
577 640 777 202 Bell Advanced Communications
721 615 21756 273 DLA Systems Automation Center
852 610 1097 377 Telus Advanced Communications
Global Per AS Maximum Aggr summary
----------------------------------
ASN No of nets Net Savings Description
4755 1201 1131 Videsh Sanchar Nigam Ltd. Aut
11492 1045 1024 Cable One
4134 1279 1006 CHINANET-BACKBONE
18566 1001 992 Covad Communications
6478 1089 940 AT&T Worldnet Services
8151 1119 906 UniNet S.A. de C.V.
4323 1257 901 Time Warner Telecom
9498 974 901 BHARTI BT INTERNET LTD.
9583 1098 718 Sify Limited
22773 705 667 Cox Communications, Inc.
17488 672 638 Hathway IP Over Cable Interne
5668 595 578 CenturyTel Internet Holdings,
19262 725 551 Verizon Global Networks
7545 625 546 TPG Internet Pty Ltd
6197 1035 533 BellSouth Network Solutions,
19916 568 517 OLM LLC
7018 1490 504 AT&T WorldNet Services
18101 531 504 Reliance Infocom Ltd Internet
855 568 497 Canadian Research Network
4668 507 497 LG-EDS Systems Inc.
List of Unregistered Origin ASNs (Global)
-----------------------------------------
Bad AS Designation Network Transit AS Description
65534 PRIVATE 10.11.12.0/24 10886 University of Maryla
65332 PRIVATE 63.166.106.192/27 1803 SPRINT
64858 PRIVATE 84.36.180.0/24 20858 EgyNet
64519 PRIVATE 87.198.212.128/25 34245 Magnet Networks AS
64982 PRIVATE 89.207.224.0/24 36385 Google Incorporated
65100 PRIVATE 129.6.112.0/24 10886 University of Maryla
65027 PRIVATE 135.196.97.168/29 8190 VIATEL
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
65106 PRIVATE 195.219.161.0/27 6453 Teleglobe Inc.
24410 UNALLOCATED 203.119.28.0/24 4134 CHINANET-BACKBONE
24409 UNALLOCATED 203.119.29.0/24 9808 Guangdong Mobile Com
64588 PRIVATE 207.107.179.0/24 2491 fONOROLA
64512 PRIVATE 208.103.63.0/24 32703 Indiana Fiber Networ
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
10.11.12.0/24 65534 *
192.0.2.0/24 2854 RoSprint AS (Global One Russi
Advertised Unallocated Addresses
--------------------------------
Network Origin AS Description
2.0.0.0/24 41856 Flagmanskaya Sluzhba Svyazi
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
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
223.0.0.0/8 2905 The Internetworking Company o
Number of prefixes announced per prefix length (Global)
-------------------------------------------------------
/1:0 /2:0 /3:0 /4:0 /5:0 /6:0
/7:0 /8:21 /9:9 /10:13 /11:34 /12:125
/13:250 /14:451 /15:868 /16:9412 /17:3902 /18:6452
/19:13563 /20:15492 /21:14028 /22:18424 /23:19919 /24:122114
/25:1020 /26:1135 /27:605 /28:183 /29:164 /30:416
/31:0 /32:91
Advertised prefixes smaller than registry allocations
-----------------------------------------------------
ASN No of nets Total ann. Description
701 3712 4949 UUNET Technologies, Inc.
6478 1080 1089 AT&T Worldnet Services
11492 1031 1045 Cable One
18566 983 1001 Covad Communications
9583 937 1098 Sify Limited
2386 831 1134 AT&T Data Communications Serv
2119 810 911 Telenor Internet Access
7018 807 1490 AT&T WorldNet Services
6197 796 1035 BellSouth Network Solutions,
23577 766 780 Korea Telecom (ATM-MPLS)
7011 690 787 Citizens Utilities
9498 636 974 BHARTI BT INTERNET LTD.
705 626 973 UUNET Technologies, Inc.
4755 595 1201 Videsh Sanchar Nigam Ltd. Aut
4766 588 782 Korea Telecom (KIX)
19916 563 568 OLM LLC
7046 547 797 UUNET Technologies, Inc.
4323 519 1257 Time Warner Telecom
4668 496 507 LG-EDS Systems Inc.
8151 495 1119 UniNet S.A. de C.V.
Number of /24s announced per /8 block (Global)
----------------------------------------------
2:1 4:9 7:1 8:78 9:3 10:1
12:1827 15:19 16:3 17:3 18:8 20:37
24:930 25:1 32:174 38:299 40:57 41:122
43:6 44:2 47:4 52:4 55:2 56:3
57:53 58:394 59:370 60:274 61:938 62:1017
63:3372 64:3207 65:3692 66:3357 67:818 68:638
69:1837 70:510 71:104 72:1284 73:1 74:433
75:258 76:38 77:180 80:873 81:815 82:721
83:403 84:431 85:793 86:365 87:438 88:254
89:854 90:24 91:270 97:6 116:43 121:181
122:519 123:69 124:793 125:926 128:273 129:219
130:123 131:350 132:50 133:10 134:193 135:39
136:181 137:83 138:195 139:115 140:480 141:168
142:393 143:205 144:292 145:42 146:322 147:149
148:397 149:145 150:115 151:145 152:92 153:120
154:5 155:253 156:154 157:185 158:161 159:155
160:104 161:92 162:235 163:145 164:461 165:409
166:234 167:279 168:493 169:119 170:398 171:15
172:1 189:332 190:593 192:5837 193:3814 194:3125
195:2287 196:1011 198:3876 199:3379 200:4748 201:986
202:7231 203:7469 204:4091 205:2201 206:2596 207:3139
208:3290 209:3745 210:2479 211:980 212:1355 213:1503
214:406 215:41 216:4171 217:1138 218:373 219:359
220:944 221:400 222:274
End of report
Routing Table Report 04:00 +10GMT Sun 29 Apr, 2007
Report Website: http://thyme.apnic.net
This report: http://thyme.apnic.net/ap-data/2007/04/29/0400
Analysis Summary
----------------
BGP routing table entries examined: 218826
Prefixes after maximum aggregation: 116770
Deaggregation factor: 1.87
Unique aggregates announced to Internet: 105256
Total ASes present in the Internet Routing Table: 25060
Prefixes per ASN: 8.73
Origin-only ASes present in the Internet Routing Table: 21822
Origin ASes announcing only one prefix: 10561
Transit ASes present in the Internet Routing Table: 3238
Transit-only ASes present in the Internet Routing Table: 82
Average AS path length visible in the Internet Routing Table: 3.6
Max AS path length visible: 21
Max AS path prepend of ASN (20858) 18
Prefixes from unregistered ASNs in the Routing Table: 6
Unregistered ASNs in the Routing Table: 9
Prefixes from 32-bit ASNs in the Routing Table: 3
Special use prefixes present in the Routing Table: 0
Prefixes being announced from unallocated address space: 12
Number of addresses announced to Internet: 1715653568
Equivalent to 102 /8s, 66 /16s and 203 /24s
Percentage of available address space announced: 46.3
Percentage of allocated address space announced: 62.8
Percentage of available address space allocated: 73.7
Total number of prefixes smaller than registry allocations: 114446
APNIC Region Analysis Summary
-----------------------------
Prefixes being announced by APNIC Region ASes: 50379
Total APNIC prefixes after maximum aggregation: 20170
APNIC Deaggregation factor: 2.50
Prefixes being announced from the APNIC address blocks: 47410
Unique aggregates announced from the APNIC address blocks: 21151
APNIC Region origin ASes present in the Internet Routing Table: 2927
APNIC Prefixes per ASN: 16.20
APNIC Region origin ASes announcing only one prefix: 791
APNIC Region transit ASes present in the Internet Routing Table: 437
Average APNIC Region AS path length visible: 3.6
Max APNIC Region AS path length visible: 15
Number of APNIC addresses announced to Internet: 292417472
Equivalent to 17 /8s, 109 /16s and 239 /24s
Percentage of available APNIC address space announced: 72.4
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: 105955
Total ARIN prefixes after maximum aggregation: 61907
ARIN Deaggregation factor: 1.71
Prefixes being announced from the ARIN address blocks: 77999
Unique aggregates announced from the ARIN address blocks: 30355
ARIN Region origin ASes present in the Internet Routing Table: 11526
ARIN Prefixes per ASN: 6.77
ARIN Region origin ASes announcing only one prefix: 4409
ARIN Region transit ASes present in the Internet Routing Table: 1052
Average ARIN Region AS path length visible: 3.4
Max ARIN Region AS path length visible: 21
Number of ARIN addresses announced to Internet: 330740352
Equivalent to 19 /8s, 182 /16s and 178 /24s
Percentage of available ARIN address space announced: 73.0
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: 45171
Total RIPE prefixes after maximum aggregation: 29572
RIPE Deaggregation factor: 1.53
Prefixes being announced from the RIPE address blocks: 41743
Unique aggregates announced from the RIPE address blocks: 26895
RIPE Region origin ASes present in the Internet Routing Table: 9552
RIPE Prefixes per ASN: 4.37
RIPE Region origin ASes announcing only one prefix: 5050
RIPE Region transit ASes present in the Internet Routing Table: 1538
Average RIPE Region AS path length visible: 4.0
Max RIPE Region AS path length visible: 20
Number of RIPE addresses announced to Internet: 305765248
Equivalent to 18 /8s, 57 /16s and 155 /24s
Percentage of available RIPE address space announced: 75.9
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
40960-44031
RIPE Address Blocks 62/8, 77/8, 78/7, 80/5, 88/6, 92/7, 193/8, 194/7,
212/7 and 217/8
LACNIC Region Analysis Summary
------------------------------
Prefixes being announced by LACNIC Region ASes: 14751
Total LACNIC prefixes after maximum aggregation: 4112
LACNIC Deaggregation factor: 3.59
Prefixes being announced from the LACNIC address blocks: 12844
Unique aggregates announced from the LACNIC address blocks: 7121
LACNIC Region origin ASes present in the Internet Routing Table: 783
LACNIC Prefixes per ASN: 16.40
LACNIC Region origin ASes announcing only one prefix: 253
LACNIC Region transit ASes present in the Internet Routing Table: 140
Average LACNIC Region AS path length visible: 4.2
Max LACNIC Region AS path length visible: 17
Number of LACNIC addresses announced to Internet: 38372608
Equivalent to 2 /8s, 73 /16s and 133 /24s
Percentage of available LACNIC address space announced: 57.2
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: 2562
Total AfriNIC prefixes after maximum aggregation: 1003
AfriNIC Deaggregation factor: 2.55
Prefixes being announced from the AfriNIC address blocks: 1943
Unique aggregates announced from the AfriNIC address blocks: 1181
AfriNIC Region origin ASes present in the Internet Routing Table: 189
AfriNIC Prefixes per ASN: 10.28
AfriNIC Region origin ASes announcing only one prefix: 58
AfriNIC Region transit ASes present in the Internet Routing Table: 38
Average AfriNIC Region AS path length visible: 3.8
Max AfriNIC Region AS path length visible: 15
Number of AfriNIC addresses announced to Internet: 6062336
Equivalent to 0 /8s, 92 /16s and 129 /24s
Percentage of available AfriNIC address space announced: 18.1
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 1280 9537 272 CHINANET-BACKBONE
4755 1199 383 72 Videsh Sanchar Nigam Ltd. Aut
9583 1099 79 381 Sify Limited
9498 973 469 74 BHARTI BT INTERNET LTD.
4766 782 4943 312 Korea Telecom (KIX)
23577 779 35 708 Korea Telecom (ATM-MPLS)
17488 672 44 34 Hathway IP Over Cable Interne
7545 627 142 81 TPG Internet Pty Ltd
1221 543 1954 422 Telstra Pty Ltd
18101 529 116 27 Reliance Infocom Ltd Internet
4668 507 68 10 LG-EDS Systems Inc.
17676 504 10935 65 Softbank BB Corp.
4812 464 811 75 China Telecom (Shanghai)
9443 458 115 74 Primus Telecommunications
7474 406 217 270 SingTel Optus Pty Ltd
4802 358 86 147 Wantree Development
9829 358 274 14 BSNL National Internet Backbo
17557 358 35 170 Pakistan Telecom
17974 346 129 12 PT TELEKOMUNIKASI INDONESIA
4837 344 4724 158 chinanet IDC center beijing n
ARIN Region per AS prefix count summary
---------------------------------------
ASN No of nets /20 equiv MaxAgg Description
7018 1491 6126 991 AT&T WorldNet Services
4323 1265 1022 361 Time Warner Telecom
2386 1135 564 752 AT&T Data Communications Serv
6478 1089 336 149 AT&T Worldnet Services
11492 1045 103 21 Cable One
6197 1034 687 502 BellSouth Network Solutions,
18566 1001 288 9 Covad Communications
174 956 6793 869 Cogent Communications
701 935 6660 730 UUNET Technologies, Inc.
20115 822 734 426 Charter Communications
1239 820 2717 581 Sprint
7011 787 226 469 Citizens Utilities
209 728 3749 583 Qwest
19262 725 2587 174 Verizon Global Networks
22773 707 1871 40 Cox Communications, Inc.
721 616 21756 273 DLA Systems Automation Center
5668 595 160 17 CenturyTel Internet Holdings,
852 594 1097 376 Telus Advanced Communications
7029 576 456 81 Alltel Information Services,
855 568 253 71 Canadian Research Network
RIPE Region per AS prefix count summary
---------------------------------------
ASN No of nets /20 equiv MaxAgg Description
702 520 1941 414 UUNET - Commercial IP service
24863 343 47 31 LINKdotNET AS number
3301 309 1455 289 TeliaNet Sweden
3320 302 4993 250 Deutsche Telekom AG
6746 275 127 252 Dynamic Network Technologies,
8220 260 461 251 COLT Telecommunications
680 256 2042 249 DFN-IP service G-WiN
3215 240 2256 92 France Telecom Transpac
8708 236 287 229 Romania Data Systems S.A.
3269 215 2583 73 TELECOM ITALIA
3246 206 339 196 Song Networks
8551 206 196 30 Bezeq International
3352 202 1799 33 Ibernet, Internet Access Netw
20858 196 34 4 EgyNet
1257 190 1180 168 SWIPnet Swedish IP Network
30890 189 15 94 SC Kappa Invexim SRL
9116 188 134 24 Goldenlines main autonomous s
12479 185 578 6 Uni2 Autonomous System
3300 183 171 88 AUCS Communications Services
786 177 1795 177 The JANET IP Service
LACNIC Region per AS prefix count summary
-----------------------------------------
ASN No of nets /20 equiv MaxAgg Description
8151 1116 1869 211 UniNet S.A. de C.V.
11830 483 299 19 Instituto Costarricense de El
11172 364 116 64 Servicios Alestra S.A de C.V
16814 362 22 8 NSS, S.A.
22047 311 238 12 VTR PUNTO NET S.A.
7303 274 143 30 Telecom Argentina Stet-France
6471 259 74 31 ENTEL CHILE S.A.
14117 242 17 14 Telefonica del Sur S.A.
11556 235 128 3 Cable-Wireless Panama
6147 220 164 24 Telefonica Del Peru
6503 215 172 86 AVANTEL, S.A.
20299 192 23 14 NEWCOM AMERICAS
10620 185 53 23 TVCABLE BOGOTA
10481 181 72 8 Prima S.A.
23216 157 19 42 RAMtelecom Telecomunicaciones
21826 155 27 59 INTERCABLE
7910 154 11 29 ANDINET ON LINE
19429 148 92 39 E.T.B.
14522 146 22 5 SatNet S.A.
19169 142 9 27 Telconet
AfriNIC Region per AS prefix count summary
------------------------------------------
ASN No of nets /20 equiv MaxAgg Description
3741 291 868 232 The Internet Solution
8452 224 188 7 TEDATA
6713 143 135 11 Itissalat Al-MAGHRIB
2018 137 309 112 Tertiary Education Network
15475 129 84 4 Nile Online
5536 123 8 15 Internet Egypt Network
33783 114 7 9 EEPAD TISP TELECOM & INTERNET
24835 85 48 6 RAYA Telecom - Egypt
2905 76 174 68 The Internetworking Company o
2561 61 6 2 Egyptian Universities Network
15706 51 12 4 Sudatel Internet Exchange Aut
23889 49 16 13 MAURITIUS TELECOM
5713 44 294 34 Telkom SA Ltd
33774 43 13 24 AS Number for Telecom Algeria
16637 33 21 25 Johnnic e-Ventures
8524 30 2 6 AUCEGYPT Autonomous System
33776 30 2 7 Starcomms Nigeria Limited
33766 29 2 1 Nyala Communications Pty Ltd
12455 25 6 3 Jambonet Autonomous system
10798 24 2 15 Standard Bank of South Africa
Global Per AS Maximum Aggr summary
----------------------------------
ASN No of nets Net Savings Description
4755 1199 1127 Videsh Sanchar Nigam Ltd. Aut
11492 1045 1024 Cable One
4134 1280 1008 CHINANET-BACKBONE
18566 1001 992 Covad Communications
6478 1089 940 AT&T Worldnet Services
8151 1116 905 UniNet S.A. de C.V.
4323 1265 904 Time Warner Telecom
9498 973 899 BHARTI BT INTERNET LTD.
9583 1099 718 Sify Limited
22773 707 667 Cox Communications, Inc.
17488 672 638 Hathway IP Over Cable Interne
5668 595 578 CenturyTel Internet Holdings,
19262 725 551 Verizon Global Networks
7545 627 546 TPG Internet Pty Ltd
6197 1034 532 BellSouth Network Solutions,
19916 568 517 OLM LLC
18101 529 502 Reliance Infocom Ltd Internet
855 568 497 Canadian Research Network
4668 507 497 LG-EDS Systems Inc.
7029 576 495 Alltel Information Services,
List of Unregistered Origin ASNs (Global)
-----------------------------------------
Bad AS Designation Network Transit AS Description
65332 PRIVATE 63.166.106.192/27 1803 SPRINT
64858 PRIVATE 84.36.180.0/24 20858 EgyNet
64982 PRIVATE 89.207.224.0/24 36385 Google Incorporated
24410 UNALLOCATED 203.119.28.0/24 4134 CHINANET-BACKBONE
64512 PRIVATE 208.103.63.0/24 32703 Indiana Fiber Networ
22895 UNALLOCATED 216.174.38.0/24 19094 Adelphia Business So
Advertised Unallocated Addresses
--------------------------------
Network Origin AS Description
2.0.0.0/24 41856 Flagmanskaya Sluzhba Svyazi
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
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 /10:13 /11:34 /12:122
/13:238 /14:448 /15:860 /16:9375 /17:3836 /18:6333
/19:13425 /20:15230 /21:13772 /22:17799 /23:19148 /24:116016
/25:766 /26:824 /27:483 /28:60 /29:6 /30:1
/31:0 /32:8
Advertised prefixes smaller than registry allocations
-----------------------------------------------------
ASN No of nets Total ann. Description
6478 1080 1089 AT&T Worldnet Services
11492 1031 1045 Cable One
18566 983 1001 Covad Communications
9583 937 1099 Sify Limited
2386 831 1135 AT&T Data Communications Serv
7018 807 1491 AT&T WorldNet Services
6197 795 1034 BellSouth Network Solutions,
23577 765 779 Korea Telecom (ATM-MPLS)
7011 690 787 Citizens Utilities
9498 636 973 BHARTI BT INTERNET LTD.
4755 593 1199 Videsh Sanchar Nigam Ltd. Aut
4766 588 782 Korea Telecom (KIX)
19916 563 568 OLM LLC
4323 523 1265 Time Warner Telecom
4668 496 507 LG-EDS Systems Inc.
8151 495 1116 UniNet S.A. de C.V.
15270 494 527 PaeTec.net -a division of Pae
17488 493 672 Hathway IP Over Cable Interne
855 466 568 Canadian Research Network
5668 460 595 CenturyTel Internet Holdings,
Number of /24s announced per /8 block (Global)
----------------------------------------------
2:1 4:9 7:1 8:78 9:1 12:1806
15:19 16:3 17:3 18:8 20:37 24:926
25:1 32:53 38:300 40:57 41:125 44:2
47:4 52:4 55:2 56:3 57:26 58:388
59:370 60:270 61:918 62:967 63:1958 64:3096
65:2336 66:3254 67:804 68:640 69:1823 70:504
71:104 72:1284 73:1 74:406 75:257 76:38
77:181 80:858 81:803 82:592 83:373 84:430
85:749 86:365 87:464 88:254 89:854 90:24
91:270 97:6 116:43 121:175 122:519 123:85
124:793 125:934 128:273 129:218 130:122 131:349
132:52 133:10 134:193 135:39 136:181 137:78
138:195 139:63 140:480 141:168 142:369 143:206
144:291 145:43 146:322 147:146 148:398 149:142
150:115 151:145 152:92 153:120 154:4 155:253
156:154 157:182 158:161 159:155 160:104 161:89
162:234 163:145 164:453 165:408 166:234 167:279
168:490 169:119 170:398 171:15 172:1 189:332
190:592 192:5759 193:3793 194:3093 195:2210 196:944
198:3754 199:3294 200:4725 201:958 202:7198 203:7435
204:3942 205:2087 206:2377 207:2887 208:2627 209:3613
210:2465 211:936 212:1306 213:1459 214:380 215:41
216:4003 217:1139 218:354 219:357 220:939 221:396
222:274
End of report
Routing Table Report 00:00 GMT Sat 28 Apr, 2007
NB: RouteViews data includes iBGP information from some ASNs.
Treat the information provided below appropriately.
Report Website: http://thyme.apnic.net
This report: http://thyme.apnic.net/oix-data/2007/04/28/1100
Analysis Summary
----------------
BGP routing table entries examined: 228631
Prefixes after maximum aggregation: 118786
Deaggregation factor: 1.92
Unique aggregates announced to Internet: 105364
Total ASes present in the Internet Routing Table: 25093
Prefixes per ASN: 9.11
Origin-only ASes present in the Internet Routing Table: 21793
Origin ASes announcing only one prefix: 10530
Transit ASes present in the Internet Routing Table: 3300
Transit-only ASes present in the Internet Routing Table: 89
Average AS path length visible in the Internet Routing Table: 4.4
Max AS path length visible: 22
Max AS path prepend of ASN (20858) 18
Prefixes from unregistered ASNs in the Routing Table: 43
Unregistered ASNs in the Routing Table: 29
Prefixes from 32-bit ASNs in the Routing Table: 3
Special use prefixes present in the Routing Table: 2
Prefixes being announced from unallocated address space: 13
Number of addresses announced to Internet: 1732686344
Equivalent to 103 /8s, 70 /16s and 178 /24s
Percentage of available address space announced: 46.7
Percentage of allocated address space announced: 63.5
Percentage of available address space allocated: 73.7
Total number of prefixes smaller than registry allocations: 121968
APNIC Region Analysis Summary
-----------------------------
Prefixes being announced by APNIC Region ASes: 51379
Total APNIC prefixes after maximum aggregation: 20297
APNIC Deaggregation factor: 2.53
Prefixes being announced from the APNIC address blocks: 48286
Unique aggregates announced from the APNIC address blocks: 21176
APNIC Region origin ASes present in the Internet Routing Table: 2936
APNIC Prefixes per ASN: 16.45
APNIC Region origin ASes announcing only one prefix: 780
APNIC Region transit ASes present in the Internet Routing Table: 450
Average APNIC Region AS path length visible: 5.0
Max APNIC Region AS path length visible: 21
Number of APNIC addresses announced to Internet: 292373788
Equivalent to 17 /8s, 109 /16s and 69 /24s
Percentage of available APNIC address space announced: 72.4
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: 113097
Total ARIN prefixes after maximum aggregation: 63082
ARIN Deaggregation factor: 1.79
Prefixes being announced from the ARIN address blocks: 84226
Unique aggregates announced from the ARIN address blocks: 30391
ARIN Region origin ASes present in the Internet Routing Table: 11524
ARIN Prefixes per ASN: 7.31
ARIN Region origin ASes announcing only one prefix: 4406
ARIN Region transit ASes present in the Internet Routing Table: 1076
Average ARIN Region AS path length visible: 4.0
Max ARIN Region AS path length visible: 21
Number of ARIN addresses announced to Internet: 330864864
Equivalent to 19 /8s, 184 /16s and 152 /24s
Percentage of available ARIN address space announced: 73.0
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: 46645
Total RIPE prefixes after maximum aggregation: 30238
RIPE Deaggregation factor: 1.54
Prefixes being announced from the RIPE address blocks: 43304
Unique aggregates announced from the RIPE address blocks: 26876
RIPE Region origin ASes present in the Internet Routing Table: 9567
RIPE Prefixes per ASN: 4.53
RIPE Region origin ASes announcing only one prefix: 5035
RIPE Region transit ASes present in the Internet Routing Table: 1554
Average RIPE Region AS path length visible: 4.6
Max RIPE Region AS path length visible: 22
Number of RIPE addresses announced to Internet: 305864384
Equivalent to 18 /8s, 59 /16s and 30 /24s
Percentage of available RIPE address space announced: 76.0
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
40960-44031
RIPE Address Blocks 62/8, 77/8, 78/7, 80/5, 88/6, 92/7, 193/8, 194/7,
212/7 and 217/8
LACNIC Region Analysis Summary
------------------------------
Prefixes being announced by LACNIC Region ASes: 14785
Total LACNIC prefixes after maximum aggregation: 4118
LACNIC Deaggregation factor: 3.59
Prefixes being announced from the LACNIC address blocks: 12877
Unique aggregates announced from the LACNIC address blocks: 7119
LACNIC Region origin ASes present in the Internet Routing Table: 785
LACNIC Prefixes per ASN: 16.40
LACNIC Region origin ASes announcing only one prefix: 250
LACNIC Region transit ASes present in the Internet Routing Table: 141
Average LACNIC Region AS path length visible: 4.9
Max LACNIC Region AS path length visible: 17
Number of LACNIC addresses announced to Internet: 38380544
Equivalent to 2 /8s, 73 /16s and 164 /24s
Percentage of available LACNIC address space announced: 57.2
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: 2683
Total AfriNIC prefixes after maximum aggregation: 1045
AfriNIC Deaggregation factor: 2.57
Prefixes being announced from the AfriNIC address blocks: 2033
Unique aggregates announced from the AfriNIC address blocks: 1188
AfriNIC Region origin ASes present in the Internet Routing Table: 191
AfriNIC Prefixes per ASN: 10.64
AfriNIC Region origin ASes announcing only one prefix: 59
AfriNIC Region transit ASes present in the Internet Routing Table: 38
Average AfriNIC Region AS path length visible: 4.0
Max AfriNIC Region AS path length visible: 16
Number of AfriNIC addresses announced to Internet: 6067456
Equivalent to 0 /8s, 92 /16s and 149 /24s
Percentage of available AfriNIC address space announced: 18.1
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 1277 9489 272 CHINANET-BACKBONE
4755 1201 382 70 Videsh Sanchar Nigam Ltd. Aut
9583 1098 79 380 Sify Limited
9498 974 469 73 BHARTI BT INTERNET LTD.
4766 782 4943 312 Korea Telecom (KIX)
23577 778 35 707 Korea Telecom (ATM-MPLS)
17488 666 43 36 Hathway IP Over Cable Interne
7545 625 142 79 TPG Internet Pty Ltd
1221 589 1954 440 Telstra Pty Ltd
18101 530 116 27 Reliance Infocom Ltd Internet
4668 507 68 10 LG-EDS Systems Inc.
17676 504 10935 65 Softbank BB Corp.
7474 476 217 271 SingTel Optus Pty Ltd
4812 462 795 74 China Telecom (Shanghai)
9443 460 115 76 Primus Telecommunications
9942 440 77 119 COMindico Australia
17557 362 35 169 Pakistan Telecom
4802 359 86 146 Wantree Development
9829 358 274 14 BSNL National Internet Backbo
4837 344 4724 158 chinanet IDC center beijing n
RIPE Region per AS prefix count summary
---------------------------------------
ASN No of nets /20 equiv MaxAgg Description
2119 911 929 651 Telenor Internet Access
702 520 1941 414 UUNET - Commercial IP service
24863 343 47 31 LINKdotNET AS number
3301 309 1455 289 TeliaNet Sweden
3320 301 4993 249 Deutsche Telekom AG
6746 275 127 252 Dynamic Network Technologies,
8220 262 461 252 COLT Telecommunications
680 257 2044 250 DFN-IP service G-WiN
3215 240 2256 92 France Telecom Transpac
1257 237 1180 170 SWIPnet Swedish IP Network
8708 236 287 229 Romania Data Systems S.A.
5089 232 1657 52 NTL Group Limited
3269 214 2583 72 TELECOM ITALIA
3246 212 341 198 Song Networks
8551 208 197 27 Bezeq International
3352 201 1799 33 Ibernet, Internet Access Netw
20858 196 34 4 EgyNet
3300 191 171 91 AUCS Communications Services
30890 189 15 94 SC Kappa Invexim SRL
9116 188 134 24 Goldenlines main autonomous s
ARIN Region per AS prefix count summary
---------------------------------------
ASN No of nets /20 equiv MaxAgg Description
701 4937 6660 733 UUNET Technologies, Inc.
7018 1492 10213 986 AT&T WorldNet Services
4323 1268 1022 358 Time Warner Telecom
2386 1137 566 757 AT&T Data Communications Serv
6478 1089 336 149 AT&T Worldnet Services
11492 1045 103 21 Cable One
6197 1035 687 502 BellSouth Network Solutions,
18566 1001 288 9 Covad Communications
705 974 523 483 UUNET Technologies, Inc.
174 953 6792 865 Cogent Communications
1239 822 2717 577 Sprint
20115 822 734 426 Charter Communications
7046 797 263 652 UUNET Technologies, Inc.
7011 787 226 469 Citizens Utilities
209 731 3749 583 Qwest
19262 725 2587 174 Verizon Global Networks
22773 705 1871 38 Cox Communications, Inc.
577 639 777 202 Bell Advanced Communications
721 615 21756 273 DLA Systems Automation Center
852 610 1097 377 Telus Advanced Communications
Global Per AS Maximum Aggr summary
----------------------------------
ASN No of nets Net Savings Description
4755 1201 1131 Videsh Sanchar Nigam Ltd. Aut
11492 1045 1024 Cable One
4134 1277 1005 CHINANET-BACKBONE
18566 1001 992 Covad Communications
6478 1089 940 AT&T Worldnet Services
4323 1268 910 Time Warner Telecom
8151 1121 909 UniNet S.A. de C.V.
9498 974 901 BHARTI BT INTERNET LTD.
9583 1098 718 Sify Limited
22773 705 667 Cox Communications, Inc.
17488 666 630 Hathway IP Over Cable Interne
5668 595 578 CenturyTel Internet Holdings,
19262 725 551 Verizon Global Networks
7545 625 546 TPG Internet Pty Ltd
6197 1035 533 BellSouth Network Solutions,
19916 568 517 OLM LLC
7018 1492 506 AT&T WorldNet Services
18101 530 503 Reliance Infocom Ltd Internet
855 568 497 Canadian Research Network
4668 507 497 LG-EDS Systems Inc.
List of Unregistered Origin ASNs (Global)
-----------------------------------------
Bad AS Designation Network Transit AS Description
65534 PRIVATE 10.11.12.0/24 10886 University of Maryla
65332 PRIVATE 63.166.106.192/27 1803 SPRINT
64858 PRIVATE 84.36.180.0/24 20858 EgyNet
64982 PRIVATE 89.207.224.0/24 36385 Google Incorporated
65100 PRIVATE 129.6.112.0/24 10886 University of Maryla
65027 PRIVATE 135.196.97.168/29 8190 VIATEL
41400 UNALLOCATED 193.93.36.0/23 28956 primary AS number
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
65106 PRIVATE 195.219.161.0/27 6453 Teleglobe Inc.
24410 UNALLOCATED 203.119.28.0/24 4134 CHINANET-BACKBONE
24409 UNALLOCATED 203.119.29.0/24 9808 Guangdong Mobile Com
64588 PRIVATE 207.107.179.0/24 2491 fONOROLA
64512 PRIVATE 208.103.63.0/24 32703 Indiana Fiber Networ
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
10.11.12.0/24 65534 *
192.0.2.0/24 812 Rogers WAVE
Advertised Unallocated Addresses
--------------------------------
Network Origin AS Description
2.0.0.0/24 41856 Flagmanskaya Sluzhba Svyazi
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
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
223.0.0.0/8 2905 The Internetworking Company o
Number of prefixes announced per prefix length (Global)
-------------------------------------------------------
/1:0 /2:0 /3:0 /4:0 /5:0 /6:0
/7:0 /8:21 /9:9 /10:13 /11:34 /12:125
/13:250 /14:451 /15:867 /16:9411 /17:3898 /18:6454
/19:13554 /20:15494 /21:14022 /22:18422 /23:19930 /24:122132
/25:1001 /26:1105 /27:600 /28:182 /29:161 /30:414
/31:0 /32:81
Advertised prefixes smaller than registry allocations
-----------------------------------------------------
ASN No of nets Total ann. Description
701 3696 4937 UUNET Technologies, Inc.
6478 1080 1089 AT&T Worldnet Services
11492 1031 1045 Cable One
18566 983 1001 Covad Communications
9583 937 1098 Sify Limited
2386 833 1137 AT&T Data Communications Serv
2119 810 911 Telenor Internet Access
7018 808 1492 AT&T WorldNet Services
6197 796 1035 BellSouth Network Solutions,
23577 764 778 Korea Telecom (ATM-MPLS)
7011 690 787 Citizens Utilities
9498 636 974 BHARTI BT INTERNET LTD.
705 627 974 UUNET Technologies, Inc.
4755 595 1201 Videsh Sanchar Nigam Ltd. Aut
4766 588 782 Korea Telecom (KIX)
19916 563 568 OLM LLC
7046 547 797 UUNET Technologies, Inc.
4323 528 1268 Time Warner Telecom
4668 496 507 LG-EDS Systems Inc.
8151 496 1121 UniNet S.A. de C.V.
Number of /24s announced per /8 block (Global)
----------------------------------------------
2:1 4:9 7:1 8:78 9:3 10:1
12:1826 15:19 16:3 17:3 18:8 20:37
24:931 25:1 32:174 38:300 40:57 41:125
43:6 44:2 47:4 52:4 55:2 56:3
57:53 58:384 59:370 60:272 61:935 62:1005
63:3375 64:3213 65:3677 66:3353 67:818 68:640
69:1837 70:509 71:104 72:1284 73:1 74:432
75:258 76:38 77:180 80:869 81:814 82:723
83:400 84:431 85:787 86:366 87:455 88:254
89:852 90:24 91:270 97:6 116:42 121:181
122:521 123:85 124:794 125:930 128:273 129:219
130:122 131:349 132:52 133:10 134:193 135:39
136:181 137:83 138:194 139:116 140:479 141:168
142:394 143:210 144:291 145:43 146:323 147:149
148:399 149:146 150:115 151:145 152:94 153:120
154:5 155:253 156:154 157:185 158:161 159:156
160:104 161:92 162:235 163:146 164:461 165:410
166:234 167:279 168:492 169:120 170:399 171:15
172:1 189:332 190:593 192:5832 193:3810 194:3122
195:2282 196:1012 198:3881 199:3381 200:4722 201:960
202:7279 203:7483 204:4084 205:2213 206:2593 207:3166
208:3281 209:3750 210:2479 211:981 212:1324 213:1506
214:405 215:41 216:4184 217:1137 218:372 219:363
220:945 221:400 222:270
End of report
Routing Table Report 04:00 +10GMT Sat 28 Apr, 2007
Report Website: http://thyme.apnic.net
This report: http://thyme.apnic.net/ap-data/2007/04/28/0400
Analysis Summary
----------------
BGP routing table entries examined: 218834
Prefixes after maximum aggregation: 116811
Deaggregation factor: 1.87
Unique aggregates announced to Internet: 105229
Total ASes present in the Internet Routing Table: 25059
Prefixes per ASN: 8.73
Origin-only ASes present in the Internet Routing Table: 21826
Origin ASes announcing only one prefix: 10560
Transit ASes present in the Internet Routing Table: 3233
Transit-only ASes present in the Internet Routing Table: 81
Average AS path length visible in the Internet Routing Table: 3.6
Max AS path length visible: 21
Max AS path prepend of ASN (20858) 18
Prefixes from unregistered ASNs in the Routing Table: 6
Unregistered ASNs in the Routing Table: 9
Prefixes from 32-bit ASNs in the Routing Table: 3
Special use prefixes present in the Routing Table: 0
Prefixes being announced from unallocated address space: 12
Number of addresses announced to Internet: 1715485440
Equivalent to 102 /8s, 64 /16s and 59 /24s
Percentage of available address space announced: 46.3
Percentage of allocated address space announced: 62.8
Percentage of available address space allocated: 73.7
Total number of prefixes smaller than registry allocations: 114380
APNIC Region Analysis Summary
-----------------------------
Prefixes being announced by APNIC Region ASes: 50420
Total APNIC prefixes after maximum aggregation: 20184
APNIC Deaggregation factor: 2.50
Prefixes being announced from the APNIC address blocks: 47450
Unique aggregates announced from the APNIC address blocks: 21161
APNIC Region origin ASes present in the Internet Routing Table: 2928
APNIC Prefixes per ASN: 16.21
APNIC Region origin ASes announcing only one prefix: 789
APNIC Region transit ASes present in the Internet Routing Table: 438
Average APNIC Region AS path length visible: 3.6
Max APNIC Region AS path length visible: 15
Number of APNIC addresses announced to Internet: 292353792
Equivalent to 17 /8s, 108 /16s and 247 /24s
Percentage of available APNIC address space announced: 72.4
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: 106000
Total ARIN prefixes after maximum aggregation: 61920
ARIN Deaggregation factor: 1.71
Prefixes being announced from the ARIN address blocks: 78037
Unique aggregates announced from the ARIN address blocks: 30375
ARIN Region origin ASes present in the Internet Routing Table: 11529
ARIN Prefixes per ASN: 6.77
ARIN Region origin ASes announcing only one prefix: 4410
ARIN Region transit ASes present in the Internet Routing Table: 1049
Average ARIN Region AS path length visible: 3.4
Max ARIN Region AS path length visible: 21
Number of ARIN addresses announced to Internet: 330775936
Equivalent to 19 /8s, 183 /16s and 61 /24s
Percentage of available ARIN address space announced: 73.0
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: 45128
Total RIPE prefixes after maximum aggregation: 29559
RIPE Deaggregation factor: 1.53
Prefixes being announced from the RIPE address blocks: 41696
Unique aggregates announced from the RIPE address blocks: 26835
RIPE Region origin ASes present in the Internet Routing Table: 9547
RIPE Prefixes per ASN: 4.37
RIPE Region origin ASes announcing only one prefix: 5049
RIPE Region transit ASes present in the Internet Routing Table: 1539
Average RIPE Region AS path length visible: 4.0
Max RIPE Region AS path length visible: 20
Number of RIPE addresses announced to Internet: 305726848
Equivalent to 18 /8s, 57 /16s and 5 /24s
Percentage of available RIPE address space announced: 75.9
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
40960-44031
RIPE Address Blocks 62/8, 77/8, 78/7, 80/5, 88/6, 92/7, 193/8, 194/7,
212/7 and 217/8
LACNIC Region Analysis Summary
------------------------------
Prefixes being announced by LACNIC Region ASes: 14713
Total LACNIC prefixes after maximum aggregation: 4138
LACNIC Deaggregation factor: 3.56
Prefixes being announced from the LACNIC address blocks: 12807
Unique aggregates announced from the LACNIC address blocks: 7113
LACNIC Region origin ASes present in the Internet Routing Table: 784
LACNIC Prefixes per ASN: 16.34
LACNIC Region origin ASes announcing only one prefix: 254
LACNIC Region transit ASes present in the Internet Routing Table: 140
Average LACNIC Region AS path length visible: 4.2
Max LACNIC Region AS path length visible: 17
Number of LACNIC addresses announced to Internet: 38364416
Equivalent to 2 /8s, 73 /16s and 101 /24s
Percentage of available LACNIC address space announced: 57.2
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: 2565
Total AfriNIC prefixes after maximum aggregation: 1004
AfriNIC Deaggregation factor: 2.55
Prefixes being announced from the AfriNIC address blocks: 1943
Unique aggregates announced from the AfriNIC address blocks: 1182
AfriNIC Region origin ASes present in the Internet Routing Table: 189
AfriNIC Prefixes per ASN: 10.28
AfriNIC Region origin ASes announcing only one prefix: 58
AfriNIC Region transit ASes present in the Internet Routing Table: 39
Average AfriNIC Region AS path length visible: 3.7
Max AfriNIC Region AS path length visible: 15
Number of AfriNIC addresses announced to Internet: 6062592
Equivalent to 0 /8s, 92 /16s and 130 /24s
Percentage of available AfriNIC address space announced: 18.1
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 1278 9505 271 CHINANET-BACKBONE
4755 1202 383 72 Videsh Sanchar Nigam Ltd. Aut
9583 1099 79 381 Sify Limited
9498 973 469 74 BHARTI BT INTERNET LTD.
4766 782 4943 312 Korea Telecom (KIX)
23577 779 35 708 Korea Telecom (ATM-MPLS)
17488 666 43 36 Hathway IP Over Cable Interne
7545 627 142 81 TPG Internet Pty Ltd
1221 545 1954 424 Telstra Pty Ltd
18101 530 116 27 Reliance Infocom Ltd Internet
4668 507 68 10 LG-EDS Systems Inc.
17676 504 10935 65 Softbank BB Corp.
4812 464 811 75 China Telecom (Shanghai)
9443 458 115 74 Primus Telecommunications
7474 406 217 270 SingTel Optus Pty Ltd
17557 359 35 171 Pakistan Telecom
4802 358 86 147 Wantree Development
9829 358 274 14 BSNL National Internet Backbo
17974 346 129 12 PT TELEKOMUNIKASI INDONESIA
4837 344 4724 158 chinanet IDC center beijing n
ARIN Region per AS prefix count summary
---------------------------------------
ASN No of nets /20 equiv MaxAgg Description
7018 1490 6126 990 AT&T WorldNet Services
4323 1266 1022 360 Time Warner Telecom
2386 1137 566 757 AT&T Data Communications Serv
6478 1089 336 149 AT&T Worldnet Services
11492 1045 103 21 Cable One
6197 1035 687 502 BellSouth Network Solutions,
18566 1001 288 9 Covad Communications
174 957 6793 870 Cogent Communications
701 937 6660 730 UUNET Technologies, Inc.
20115 822 734 426 Charter Communications
1239 820 2717 577 Sprint
7011 787 226 469 Citizens Utilities
209 728 3749 583 Qwest
19262 725 2587 174 Verizon Global Networks
22773 707 1871 40 Cox Communications, Inc.
721 616 21756 273 DLA Systems Automation Center
5668 595 160 17 CenturyTel Internet Holdings,
852 594 1097 376 Telus Advanced Communications
7029 576 456 81 Alltel Information Services,
855 568 253 71 Canadian Research Network
RIPE Region per AS prefix count summary
---------------------------------------
ASN No of nets /20 equiv MaxAgg Description
702 520 1941 414 UUNET - Commercial IP service
24863 343 47 31 LINKdotNET AS number
3301 309 1455 289 TeliaNet Sweden
3320 302 4993 250 Deutsche Telekom AG
6746 275 127 252 Dynamic Network Technologies,
8220 260 461 251 COLT Telecommunications
680 257 2044 250 DFN-IP service G-WiN
3215 240 2256 92 France Telecom Transpac
8708 236 287 229 Romania Data Systems S.A.
3269 214 2583 72 TELECOM ITALIA
3246 206 339 196 Song Networks
8551 206 196 30 Bezeq International
3352 201 1799 33 Ibernet, Internet Access Netw
20858 196 34 4 EgyNet
1257 190 1180 168 SWIPnet Swedish IP Network
30890 189 15 94 SC Kappa Invexim SRL
9116 188 134 24 Goldenlines main autonomous s
12479 185 578 6 Uni2 Autonomous System
3300 183 171 88 AUCS Communications Services
786 177 1795 177 The JANET IP Service
LACNIC Region per AS prefix count summary
-----------------------------------------
ASN No of nets /20 equiv MaxAgg Description
8151 1098 1857 211 UniNet S.A. de C.V.
11830 483 299 19 Instituto Costarricense de El
11172 364 116 64 Servicios Alestra S.A de C.V
16814 362 22 8 NSS, S.A.
22047 311 238 12 VTR PUNTO NET S.A.
7303 273 143 30 Telecom Argentina Stet-France
6471 259 74 31 ENTEL CHILE S.A.
14117 242 17 14 Telefonica del Sur S.A.
11556 235 128 3 Cable-Wireless Panama
6147 220 164 24 Telefonica Del Peru
6503 215 172 86 AVANTEL, S.A.
20299 192 23 14 NEWCOM AMERICAS
10620 185 53 23 TVCABLE BOGOTA
10481 181 72 8 Prima S.A.
23216 157 19 42 RAMtelecom Telecomunicaciones
21826 155 27 59 INTERCABLE
7910 154 11 29 ANDINET ON LINE
19429 148 92 39 E.T.B.
14522 146 22 5 SatNet S.A.
19169 142 9 27 Telconet
AfriNIC Region per AS prefix count summary
------------------------------------------
ASN No of nets /20 equiv MaxAgg Description
3741 291 868 232 The Internet Solution
8452 225 188 7 TEDATA
6713 143 135 11 Itissalat Al-MAGHRIB
2018 137 309 112 Tertiary Education Network
15475 129 84 4 Nile Online
5536 123 8 15 Internet Egypt Network
33783 116 7 9 EEPAD TISP TELECOM & INTERNET
24835 85 48 6 RAYA Telecom - Egypt
2905 76 174 68 The Internetworking Company o
2561 61 6 2 Egyptian Universities Network
15706 50 12 4 Sudatel Internet Exchange Aut
23889 49 16 13 MAURITIUS TELECOM
5713 44 294 34 Telkom SA Ltd
33774 43 13 24 AS Number for Telecom Algeria
16637 33 21 25 Johnnic e-Ventures
8524 30 2 6 AUCEGYPT Autonomous System
33776 30 2 7 Starcomms Nigeria Limited
33766 29 2 1 Nyala Communications Pty Ltd
21280 27 4 4 Swift Global Kenya Ltd.Is an
10798 24 2 15 Standard Bank of South Africa
Global Per AS Maximum Aggr summary
----------------------------------
ASN No of nets Net Savings Description
4755 1202 1130 Videsh Sanchar Nigam Ltd. Aut
11492 1045 1024 Cable One
4134 1278 1007 CHINANET-BACKBONE
18566 1001 992 Covad Communications
6478 1089 940 AT&T Worldnet Services
4323 1266 906 Time Warner Telecom
9498 973 899 BHARTI BT INTERNET LTD.
8151 1098 887 UniNet S.A. de C.V.
9583 1099 718 Sify Limited
22773 707 667 Cox Communications, Inc.
17488 666 630 Hathway IP Over Cable Interne
5668 595 578 CenturyTel Internet Holdings,
19262 725 551 Verizon Global Networks
7545 627 546 TPG Internet Pty Ltd
6197 1035 533 BellSouth Network Solutions,
19916 568 517 OLM LLC
18101 530 503 Reliance Infocom Ltd Internet
855 568 497 Canadian Research Network
4668 507 497 LG-EDS Systems Inc.
7029 576 495 Alltel Information Services,
List of Unregistered Origin ASNs (Global)
-----------------------------------------
Bad AS Designation Network Transit AS Description
65332 PRIVATE 63.166.106.192/27 1803 SPRINT
64858 PRIVATE 84.36.180.0/24 20858 EgyNet
64982 PRIVATE 89.207.224.0/24 36385 Google Incorporated
24410 UNALLOCATED 203.119.28.0/24 4134 CHINANET-BACKBONE
64512 PRIVATE 208.103.63.0/24 32703 Indiana Fiber Networ
22895 UNALLOCATED 216.174.38.0/24 19094 Adelphia Business So
Advertised Unallocated Addresses
--------------------------------
Network Origin AS Description
2.0.0.0/24 41856 Flagmanskaya Sluzhba Svyazi
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
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 /10:13 /11:34 /12:122
/13:238 /14:448 /15:859 /16:9374 /17:3832 /18:6334
/19:13423 /20:15231 /21:13770 /22:17794 /23:19182 /24:116001
/25:768 /26:823 /27:483 /28:61 /29:6 /30:1
/31:0 /32:8
Advertised prefixes smaller than registry allocations
-----------------------------------------------------
ASN No of nets Total ann. Description
6478 1080 1089 AT&T Worldnet Services
11492 1031 1045 Cable One
18566 983 1001 Covad Communications
9583 937 1099 Sify Limited
2386 832 1137 AT&T Data Communications Serv
7018 807 1490 AT&T WorldNet Services
6197 796 1035 BellSouth Network Solutions,
23577 765 779 Korea Telecom (ATM-MPLS)
7011 690 787 Citizens Utilities
9498 636 973 BHARTI BT INTERNET LTD.
4755 596 1202 Videsh Sanchar Nigam Ltd. Aut
4766 588 782 Korea Telecom (KIX)
19916 563 568 OLM LLC
4323 529 1266 Time Warner Telecom
4668 496 507 LG-EDS Systems Inc.
15270 494 527 PaeTec.net -a division of Pae
17488 487 666 Hathway IP Over Cable Interne
8151 476 1098 UniNet S.A. de C.V.
855 466 568 Canadian Research Network
5668 460 595 CenturyTel Internet Holdings,
Number of /24s announced per /8 block (Global)
----------------------------------------------
2:1 4:9 7:1 8:78 9:1 12:1804
15:19 16:3 17:3 18:8 20:37 24:929
25:1 32:53 38:299 40:57 41:125 44:2
47:4 52:4 55:2 56:3 57:26 58:377
59:370 60:268 61:923 62:965 63:1956 64:3097
65:2337 66:3245 67:804 68:639 69:1824 70:504
71:104 72:1276 73:1 74:406 75:257 76:38
77:180 80:861 81:804 82:597 83:372 84:430
85:744 86:365 87:463 88:254 89:852 90:24
91:269 97:6 116:42 121:176 122:522 123:85
124:794 125:932 128:273 129:218 130:121 131:349
132:52 133:10 134:171 135:39 136:180 137:77
138:194 139:64 140:480 141:168 142:363 143:211
144:290 145:43 146:323 147:146 148:398 149:143
150:115 151:145 152:92 153:120 154:4 155:253
156:154 157:183 158:161 159:155 160:104 161:89
162:234 163:146 164:452 165:408 166:234 167:279
168:489 169:120 170:399 171:15 172:1 189:312
190:591 192:5763 193:3791 194:3086 195:2207 196:945
198:3756 199:3295 200:4712 201:957 202:7213 203:7439
204:3945 205:2099 206:2366 207:2903 208:2631 209:3620
210:2468 211:937 212:1302 213:1457 214:406 215:41
216:4012 217:1132 218:353 219:358 220:941 221:396
222:270
End of report
Routing Table Report 00:00 GMT Fri 27 Apr, 2007
NB: RouteViews data includes iBGP information from some ASNs.
Treat the information provided below appropriately.
Report Website: http://thyme.apnic.net
This report: http://thyme.apnic.net/oix-data/2007/04/27/1100
Analysis Summary
----------------
BGP routing table entries examined: 228474
Prefixes after maximum aggregation: 118778
Deaggregation factor: 1.92
Unique aggregates announced to Internet: 105154
Total ASes present in the Internet Routing Table: 25112
Prefixes per ASN: 9.10
Origin-only ASes present in the Internet Routing Table: 21762
Origin ASes announcing only one prefix: 10530
Transit ASes present in the Internet Routing Table: 3350
Transit-only ASes present in the Internet Routing Table: 88
Average AS path length visible in the Internet Routing Table: 4.6
Max AS path length visible: 37
Max AS path prepend of ASN (23775) 25
Prefixes from unregistered ASNs in the Routing Table: 47
Unregistered ASNs in the Routing Table: 32
Prefixes from 32-bit ASNs in the Routing Table: 3
Special use prefixes present in the Routing Table: 2
Prefixes being announced from unallocated address space: 12
Number of addresses announced to Internet: 1730142568
Equivalent to 103 /8s, 31 /16s and 225 /24s
Percentage of available address space announced: 46.7
Percentage of allocated address space announced: 63.4
Percentage of available address space allocated: 73.7
Total number of prefixes smaller than registry allocations: 121897
APNIC Region Analysis Summary
-----------------------------
Prefixes being announced by APNIC Region ASes: 51350
Total APNIC prefixes after maximum aggregation: 20340
APNIC Deaggregation factor: 2.52
Prefixes being announced from the APNIC address blocks: 48237
Unique aggregates announced from the APNIC address blocks: 21158
APNIC Region origin ASes present in the Internet Routing Table: 2937
APNIC Prefixes per ASN: 16.42
APNIC Region origin ASes announcing only one prefix: 778
APNIC Region transit ASes present in the Internet Routing Table: 456
Average APNIC Region AS path length visible: 5.1
Max APNIC Region AS path length visible: 29
Number of APNIC addresses announced to Internet: 292236444
Equivalent to 17 /8s, 107 /16s and 44 /24s
Percentage of available APNIC address space announced: 72.4
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: 113059
Total ARIN prefixes after maximum aggregation: 63084
ARIN Deaggregation factor: 1.79
Prefixes being announced from the ARIN address blocks: 84258
Unique aggregates announced from the ARIN address blocks: 30377
ARIN Region origin ASes present in the Internet Routing Table: 11532
ARIN Prefixes per ASN: 7.31
ARIN Region origin ASes announcing only one prefix: 4407
ARIN Region transit ASes present in the Internet Routing Table: 1106
Average ARIN Region AS path length visible: 4.3
Max ARIN Region AS path length visible: 19
Number of ARIN addresses announced to Internet: 329700576
Equivalent to 19 /8s, 166 /16s and 212 /24s
Percentage of available ARIN address space announced: 72.8
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: 46623
Total RIPE prefixes after maximum aggregation: 30168
RIPE Deaggregation factor: 1.55
Prefixes being announced from the RIPE address blocks: 43295
Unique aggregates announced from the RIPE address blocks: 26741
RIPE Region origin ASes present in the Internet Routing Table: 9580
RIPE Prefixes per ASN: 4.52
RIPE Region origin ASes announcing only one prefix: 5035
RIPE Region transit ASes present in the Internet Routing Table: 1565
Average RIPE Region AS path length visible: 4.5
Max RIPE Region AS path length visible: 37
Number of RIPE addresses announced to Internet: 305641632
Equivalent to 18 /8s, 55 /16s and 184 /24s
Percentage of available RIPE address space announced: 75.9
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
40960-44031
RIPE Address Blocks 62/8, 77/8, 78/7, 80/5, 88/6, 92/7, 193/8, 194/7,
212/7 and 217/8
LACNIC Region Analysis Summary
------------------------------
Prefixes being announced by LACNIC Region ASes: 14706
Total LACNIC prefixes after maximum aggregation: 4140
LACNIC Deaggregation factor: 3.55
Prefixes being announced from the LACNIC address blocks: 12828
Unique aggregates announced from the LACNIC address blocks: 7113
LACNIC Region origin ASes present in the Internet Routing Table: 784
LACNIC Prefixes per ASN: 16.36
LACNIC Region origin ASes announcing only one prefix: 252
LACNIC Region transit ASes present in the Internet Routing Table: 142
Average LACNIC Region AS path length visible: 5.6
Max LACNIC Region AS path length visible: 20
Number of LACNIC addresses announced to Internet: 38350848
Equivalent to 2 /8s, 73 /16s and 48 /24s
Percentage of available LACNIC address space announced: 57.1
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: 2688
Total AfriNIC prefixes after maximum aggregation: 1040
AfriNIC Deaggregation factor: 2.58
Prefixes being announced from the AfriNIC address blocks: 2037
Unique aggregates announced from the AfriNIC address blocks: 1186
AfriNIC Region origin ASes present in the Internet Routing Table: 190
AfriNIC Prefixes per ASN: 10.72
AfriNIC Region origin ASes announcing only one prefix: 58
AfriNIC Region transit ASes present in the Internet Routing Table: 36
Average AfriNIC Region AS path length visible: 4.6
Max AfriNIC Region AS path length visible: 16
Number of AfriNIC addresses announced to Internet: 6066176
Equivalent to 0 /8s, 92 /16s and 144 /24s
Percentage of available AfriNIC address space announced: 18.1
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 1277 9489 272 CHINANET-BACKBONE
4755 1201 382 70 Videsh Sanchar Nigam Ltd. Aut
9583 1098 79 380 Sify Limited
9498 976 469 75 BHARTI BT INTERNET LTD.
4766 782 4943 312 Korea Telecom (KIX)
23577 782 35 709 Korea Telecom (ATM-MPLS)
17488 666 43 36 Hathway IP Over Cable Interne
1221 626 1957 467 Telstra Pty Ltd
7545 626 142 80 TPG Internet Pty Ltd
18101 529 116 26 Reliance Infocom Ltd Internet
4668 507 68 10 LG-EDS Systems Inc.
17676 504 10935 65 Softbank BB Corp.
7474 474 217 270 SingTel Optus Pty Ltd
4812 464 811 75 China Telecom (Shanghai)
9443 458 115 74 Primus Telecommunications
9942 441 77 117 COMindico Australia
4802 361 86 148 Wantree Development
17557 359 35 171 Pakistan Telecom
9829 358 274 14 BSNL National Internet Backbo
4837 344 4724 158 chinanet IDC center beijing n
RIPE Region per AS prefix count summary
---------------------------------------
ASN No of nets /20 equiv MaxAgg Description
2119 892 926 648 Telenor Internet Access
702 515 1925 410 UUNET - Commercial IP service
24863 342 47 30 LINKdotNET AS number
3301 310 1455 290 TeliaNet Sweden
3320 301 4993 249 Deutsche Telekom AG
6746 274 95 251 Dynamic Network Technologies,
8220 263 457 253 COLT Telecommunications
680 255 2042 249 DFN-IP service G-WiN
3215 240 2256 92 France Telecom Transpac
1257 238 1180 171 SWIPnet Swedish IP Network
8708 236 288 230 Romania Data Systems S.A.
5089 230 1657 52 NTL Group Limited
3269 214 2583 72 TELECOM ITALIA
3246 213 342 202 Song Networks
8551 208 197 27 Bezeq International
30890 205 17 95 SC Kappa Invexim SRL
3352 201 1799 33 Ibernet, Internet Access Netw
20858 196 34 4 EgyNet
3300 192 171 92 AUCS Communications Services
9116 188 134 24 Goldenlines main autonomous s
ARIN Region per AS prefix count summary
---------------------------------------
ASN No of nets /20 equiv MaxAgg Description
701 4880 6640 721 UUNET Technologies, Inc.
7018 1499 10214 987 AT&T WorldNet Services
4323 1263 1022 357 Time Warner Telecom
2386 1127 549 759 AT&T Data Communications Serv
6478 1089 336 149 AT&T Worldnet Services
11492 1043 103 21 Cable One
6197 1035 687 502 BellSouth Network Solutions,
18566 1001 288 9 Covad Communications
705 972 522 481 UUNET Technologies, Inc.
174 958 6792 870 Cogent Communications
1239 824 2718 579 Sprint
20115 821 734 431 Charter Communications
7046 793 263 648 UUNET Technologies, Inc.
7011 787 226 469 Citizens Utilities
209 730 3749 584 Qwest
19262 720 2571 169 Verizon Global Networks
22773 704 1871 40 Cox Communications, Inc.
577 639 777 202 Bell Advanced Communications
721 615 21756 273 DLA Systems Automation Center
852 610 1097 377 Telus Advanced Communications
Global Per AS Maximum Aggr summary
----------------------------------
ASN No of nets Net Savings Description
4755 1201 1131 Videsh Sanchar Nigam Ltd. Aut
11492 1043 1022 Cable One
4134 1277 1005 CHINANET-BACKBONE
18566 1001 992 Covad Communications
6478 1089 940 AT&T Worldnet Services
4323 1263 906 Time Warner Telecom
9498 976 901 BHARTI BT INTERNET LTD.
8151 1073 863 UniNet S.A. de C.V.
9583 1098 718 Sify Limited
22773 704 664 Cox Communications, Inc.
17488 666 630 Hathway IP Over Cable Interne
5668 595 578 CenturyTel Internet Holdings,
19262 720 551 Verizon Global Networks
7545 626 546 TPG Internet Pty Ltd
6197 1035 533 BellSouth Network Solutions,
19916 568 517 OLM LLC
7018 1499 512 AT&T WorldNet Services
18101 529 503 Reliance Infocom Ltd Internet
855 568 497 Canadian Research Network
4668 507 497 LG-EDS Systems Inc.
List of Unregistered Origin ASNs (Global)
-----------------------------------------
Bad AS Designation Network Transit AS Description
65534 PRIVATE 10.11.12.0/24 10886 University of Maryla
65332 PRIVATE 63.166.106.192/27 1803 SPRINT
64858 PRIVATE 84.36.180.0/24 20858 EgyNet
65001 PRIVATE 85.204.69.0/24 9050 RTD-ROMTELECOM Auton
64519 PRIVATE 87.198.212.128/25 34245 Magnet Networks AS
64518 PRIVATE 125.18.63.0/24 7633 Software Technology
65100 PRIVATE 129.6.112.0/24 10886 University of Maryla
65027 PRIVATE 135.196.97.168/29 8190 VIATEL
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
65106 PRIVATE 195.219.161.0/27 6453 Teleglobe Inc.
65105 PRIVATE 195.219.216.0/21 6453 Teleglobe Inc.
65011 PRIVATE 203.116.243.0/24 4657 Starhub Internet, Si
24410 UNALLOCATED 203.119.28.0/24 4134 CHINANET-BACKBONE
65313 PRIVATE 203.184.140.0/24 9304 Hutchison Telecom (H
64588 PRIVATE 207.107.179.0/24 2491 fONOROLA
64512 PRIVATE 208.103.63.0/24 32703 Indiana Fiber Networ
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
10.11.12.0/24 65534 *
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
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
223.0.0.0/8 2905 The Internetworking Company o
Number of prefixes announced per prefix length (Global)
-------------------------------------------------------
/1:0 /2:0 /3:0 /4:0 /5:0 /6:0
/7:0 /8:21 /9:9 /10:13 /11:34 /12:125
/13:248 /14:450 /15:863 /16:9383 /17:3893 /18:6441
/19:13562 /20:15492 /21:14013 /22:18429 /23:19945 /24:121942
/25:1017 /26:1128 /27:602 /28:187 /29:168 /30:415
/31:0 /32:94
Advertised prefixes smaller than registry allocations
-----------------------------------------------------
ASN No of nets Total ann. Description
701 3658 4880 UUNET Technologies, Inc.
6478 1080 1089 AT&T Worldnet Services
11492 1029 1043 Cable One
18566 983 1001 Covad Communications
9583 937 1098 Sify Limited
2386 823 1127 AT&T Data Communications Serv
7018 811 1499 AT&T WorldNet Services
6197 796 1035 BellSouth Network Solutions,
2119 794 892 Telenor Internet Access
23577 768 782 Korea Telecom (ATM-MPLS)
7011 690 787 Citizens Utilities
9498 638 976 BHARTI BT INTERNET LTD.
705 626 972 UUNET Technologies, Inc.
4755 595 1201 Videsh Sanchar Nigam Ltd. Aut
4766 588 782 Korea Telecom (KIX)
19916 563 568 OLM LLC
7046 543 793 UUNET Technologies, Inc.
4323 528 1263 Time Warner Telecom
4668 496 507 LG-EDS Systems Inc.
15270 494 527 PaeTec.net -a division of Pae
Number of /24s announced per /8 block (Global)
----------------------------------------------
4:9 7:1 8:78 9:1 10:1 12:1816
15:19 16:3 17:3 18:8 20:37 24:934
25:1 32:174 38:299 40:57 41:125 43:6
44:2 47:4 52:4 55:2 56:3 57:53
58:366 59:370 60:271 61:937 62:1023 63:3373
64:3230 65:3683 66:3360 67:816 68:638 69:1839
70:510 71:104 72:1270 73:1 74:432 75:258
76:37 77:164 80:873 81:812 82:715 83:400
84:414 85:794 86:372 87:459 88:254 89:782
90:21 91:271 97:6 116:43 121:177 122:523
123:85 124:789 125:933 128:273 129:219 130:122
131:350 132:52 133:10 134:193 135:39 136:180
137:84 138:195 139:116 140:482 141:168 142:394
143:210 144:290 145:43 146:322 147:149 148:374
149:146 150:115 151:145 152:94 153:120 154:5
155:252 156:154 157:184 158:161 159:155 160:104
161:91 162:236 163:146 164:462 165:409 166:233
167:275 168:493 169:120 170:399 171:15 172:1
189:312 190:591 192:5817 193:3815 194:3119 195:2280
196:1011 198:3877 199:3381 200:4708 201:957 202:7259
203:7484 204:4084 205:2210 206:2601 207:3165 208:3283
209:3754 210:2483 211:976 212:1340 213:1494 214:407
215:41 216:4180 217:1137 218:373 219:363 220:945
221:400 222:270
End of report
Routing Table Report 04:00 +10GMT Fri 27 Apr, 2007
Report Website: http://thyme.apnic.net
This report: http://thyme.apnic.net/ap-data/2007/04/27/0400
Analysis Summary
----------------
BGP routing table entries examined: 218701
Prefixes after maximum aggregation: 116664
Deaggregation factor: 1.87
Unique aggregates announced to Internet: 105049
Total ASes present in the Internet Routing Table: 25039
Prefixes per ASN: 8.73
Origin-only ASes present in the Internet Routing Table: 21811
Origin ASes announcing only one prefix: 10549
Transit ASes present in the Internet Routing Table: 3228
Transit-only ASes present in the Internet Routing Table: 81
Average AS path length visible in the Internet Routing Table: 3.6
Max AS path length visible: 21
Max AS path prepend of ASN (20858) 18
Prefixes from unregistered ASNs in the Routing Table: 6
Unregistered ASNs in the Routing Table: 8
Prefixes from 32-bit ASNs in the Routing Table: 3
Special use prefixes present in the Routing Table: 0
Prefixes being announced from unallocated address space: 11
Number of addresses announced to Internet: 1714277760
Equivalent to 102 /8s, 45 /16s and 205 /24s
Percentage of available address space announced: 46.3
Percentage of allocated address space announced: 62.8
Percentage of available address space allocated: 73.7
Total number of prefixes smaller than registry allocations: 114255
APNIC Region Analysis Summary
-----------------------------
Prefixes being announced by APNIC Region ASes: 50397
Total APNIC prefixes after maximum aggregation: 20202
APNIC Deaggregation factor: 2.49
Prefixes being announced from the APNIC address blocks: 47413
Unique aggregates announced from the APNIC address blocks: 21115
APNIC Region origin ASes present in the Internet Routing Table: 2929
APNIC Prefixes per ASN: 16.19
APNIC Region origin ASes announcing only one prefix: 789
APNIC Region transit ASes present in the Internet Routing Table: 436
Average APNIC Region AS path length visible: 3.6
Max APNIC Region AS path length visible: 15
Number of APNIC addresses announced to Internet: 292363264
Equivalent to 17 /8s, 109 /16s and 28 /24s
Percentage of available APNIC address space announced: 72.4
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: 106061
Total ARIN prefixes after maximum aggregation: 61896
ARIN Deaggregation factor: 1.71
Prefixes being announced from the ARIN address blocks: 78074
Unique aggregates announced from the ARIN address blocks: 30371
ARIN Region origin ASes present in the Internet Routing Table: 11526
ARIN Prefixes per ASN: 6.77
ARIN Region origin ASes announcing only one prefix: 4412
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: 329668736
Equivalent to 19 /8s, 166 /16s and 88 /24s
Percentage of available ARIN address space announced: 72.8
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: 44974
Total RIPE prefixes after maximum aggregation: 29426
RIPE Deaggregation factor: 1.53
Prefixes being announced from the RIPE address blocks: 41558
Unique aggregates announced from the RIPE address blocks: 26716
RIPE Region origin ASes present in the Internet Routing Table: 9533
RIPE Prefixes per ASN: 4.36
RIPE Region origin ASes announcing only one prefix: 5038
RIPE Region transit ASes present in the Internet Routing Table: 1535
Average RIPE Region AS path length visible: 4.0
Max RIPE Region AS path length visible: 20
Number of RIPE addresses announced to Internet: 305513472
Equivalent to 18 /8s, 53 /16s and 196 /24s
Percentage of available RIPE address space announced: 75.9
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
40960-44031
RIPE Address Blocks 62/8, 77/8, 78/7, 80/5, 88/6, 92/7, 193/8, 194/7,
212/7 and 217/8
LACNIC Region Analysis Summary
------------------------------
Prefixes being announced by LACNIC Region ASes: 14689
Total LACNIC prefixes after maximum aggregation: 4127
LACNIC Deaggregation factor: 3.56
Prefixes being announced from the LACNIC address blocks: 12786
Unique aggregates announced from the LACNIC address blocks: 7102
LACNIC Region origin ASes present in the Internet Routing Table: 781
LACNIC Prefixes per ASN: 16.37
LACNIC Region origin ASes announcing only one prefix: 252
LACNIC Region transit ASes present in the Internet Routing Table: 140
Average LACNIC Region AS path length visible: 4.2
Max LACNIC Region AS path length visible: 17
Number of LACNIC addresses announced to Internet: 38353152
Equivalent to 2 /8s, 73 /16s and 57 /24s
Percentage of available LACNIC address space announced: 57.2
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: 2572
Total AfriNIC prefixes after maximum aggregation: 1007
AfriNIC Deaggregation factor: 2.55
Prefixes being announced from the AfriNIC address blocks: 1946
Unique aggregates announced from the AfriNIC address blocks: 1182
AfriNIC Region origin ASes present in the Internet Routing Table: 188
AfriNIC Prefixes per ASN: 10.35
AfriNIC Region origin ASes announcing only one prefix: 58
AfriNIC Region transit ASes present in the Internet Routing Table: 38
Average AfriNIC Region AS path length visible: 3.7
Max AfriNIC Region AS path length visible: 15
Number of AfriNIC addresses announced to Internet: 6062592
Equivalent to 0 /8s, 92 /16s and 130 /24s
Percentage of available AfriNIC address space announced: 18.1
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 1278 9505 271 CHINANET-BACKBONE
4755 1202 383 72 Videsh Sanchar Nigam Ltd. Aut
9583 1099 79 381 Sify Limited
9498 974 469 74 BHARTI BT INTERNET LTD.
4766 782 4943 312 Korea Telecom (KIX)
23577 777 35 706 Korea Telecom (ATM-MPLS)
17488 666 43 36 Hathway IP Over Cable Interne
7545 624 142 80 TPG Internet Pty Ltd
1221 582 1957 451 Telstra Pty Ltd
18101 529 116 26 Reliance Infocom Ltd Internet
4668 507 68 10 LG-EDS Systems Inc.
17676 504 10935 65 Softbank BB Corp.
4812 463 811 75 China Telecom (Shanghai)
9443 458 115 74 Primus Telecommunications
7474 402 217 269 SingTel Optus Pty Ltd
17557 359 35 171 Pakistan Telecom
4802 358 86 147 Wantree Development
9829 358 274 14 BSNL National Internet Backbo
17974 346 129 12 PT TELEKOMUNIKASI INDONESIA
4837 344 4724 158 chinanet IDC center beijing n
ARIN Region per AS prefix count summary
---------------------------------------
ASN No of nets /20 equiv MaxAgg Description
7018 1491 6126 987 AT&T WorldNet Services
4323 1270 1022 360 Time Warner Telecom
2386 1127 565 757 AT&T Data Communications Serv
6478 1090 336 149 AT&T Worldnet Services
11492 1043 103 21 Cable One
6197 1036 688 503 BellSouth Network Solutions,
18566 1001 288 9 Covad Communications
174 956 6793 869 Cogent Communications
701 931 6658 727 UUNET Technologies, Inc.
20115 822 734 426 Charter Communications
1239 819 2717 576 Sprint
7011 787 226 469 Citizens Utilities
209 727 3748 582 Qwest
19262 724 2587 173 Verizon Global Networks
22773 707 1871 40 Cox Communications, Inc.
721 615 21756 273 DLA Systems Automation Center
5668 595 160 17 CenturyTel Internet Holdings,
852 594 1097 376 Telus Advanced Communications
7029 575 456 81 Alltel Information Services,
855 568 253 71 Canadian Research Network
RIPE Region per AS prefix count summary
---------------------------------------
ASN No of nets /20 equiv MaxAgg Description
702 520 1941 414 UUNET - Commercial IP service
24863 343 47 31 LINKdotNET AS number
3301 309 1455 289 TeliaNet Sweden
3320 302 4993 250 Deutsche Telekom AG
6746 274 95 251 Dynamic Network Technologies,
8220 260 461 251 COLT Telecommunications
680 256 2044 250 DFN-IP service G-WiN
3215 240 2256 92 France Telecom Transpac
8708 237 288 230 Romania Data Systems S.A.
3269 214 2583 72 TELECOM ITALIA
3246 208 341 198 Song Networks
8551 206 196 30 Bezeq International
30890 205 17 95 SC Kappa Invexim SRL
3352 200 1799 33 Ibernet, Internet Access Netw
20858 196 34 4 EgyNet
1257 193 1180 171 SWIPnet Swedish IP Network
9116 188 134 24 Goldenlines main autonomous s
12479 185 578 6 Uni2 Autonomous System
3300 183 171 88 AUCS Communications Services
786 177 1795 177 The JANET IP Service
LACNIC Region per AS prefix count summary
-----------------------------------------
ASN No of nets /20 equiv MaxAgg Description
8151 1097 1869 211 UniNet S.A. de C.V.
11830 483 299 19 Instituto Costarricense de El
11172 365 116 64 Servicios Alestra S.A de C.V
16814 362 22 8 NSS, S.A.
22047 311 238 12 VTR PUNTO NET S.A.
7303 271 143 28 Telecom Argentina Stet-France
6471 259 74 31 ENTEL CHILE S.A.
14117 242 17 14 Telefonica del Sur S.A.
11556 235 128 3 Cable-Wireless Panama
6147 220 164 24 Telefonica Del Peru
6503 211 171 85 AVANTEL, S.A.
20299 192 23 14 NEWCOM AMERICAS
10620 185 53 23 TVCABLE BOGOTA
10481 181 72 8 Prima S.A.
23216 157 19 42 RAMtelecom Telecomunicaciones
21826 155 27 59 INTERCABLE
7910 153 11 31 ANDINET ON LINE
19429 148 92 39 E.T.B.
14522 146 22 5 SatNet S.A.
19169 142 9 27 Telconet
AfriNIC Region per AS prefix count summary
------------------------------------------
ASN No of nets /20 equiv MaxAgg Description
3741 291 868 232 The Internet Solution
8452 225 188 7 TEDATA
6713 143 135 11 Itissalat Al-MAGHRIB
2018 137 309 112 Tertiary Education Network
15475 129 84 4 Nile Online
5536 123 8 15 Internet Egypt Network
33783 117 7 9 EEPAD TISP TELECOM & INTERNET
24835 85 48 6 RAYA Telecom - Egypt
2905 76 174 68 The Internetworking Company o
2561 61 6 2 Egyptian Universities Network
23889 55 16 13 MAURITIUS TELECOM
15706 51 12 4 Sudatel Internet Exchange Aut
5713 44 294 34 Telkom SA Ltd
33774 43 13 24 AS Number for Telecom Algeria
16637 33 21 25 Johnnic e-Ventures
8524 30 2 6 AUCEGYPT Autonomous System
33776 30 2 7 Starcomms Nigeria Limited
33766 29 2 1 Nyala Communications Pty Ltd
21280 26 4 4 Swift Global Kenya Ltd.Is an
10798 24 2 15 Standard Bank of South Africa
Global Per AS Maximum Aggr summary
----------------------------------
ASN No of nets Net Savings Description
4755 1202 1130 Videsh Sanchar Nigam Ltd. Aut
11492 1043 1022 Cable One
4134 1278 1007 CHINANET-BACKBONE
18566 1001 992 Covad Communications
6478 1090 941 AT&T Worldnet Services
4323 1270 910 Time Warner Telecom
9498 974 900 BHARTI BT INTERNET LTD.
8151 1097 886 UniNet S.A. de C.V.
9583 1099 718 Sify Limited
22773 707 667 Cox Communications, Inc.
17488 666 630 Hathway IP Over Cable Interne
5668 595 578 CenturyTel Internet Holdings,
19262 724 551 Verizon Global Networks
7545 624 544 TPG Internet Pty Ltd
6197 1036 533 BellSouth Network Solutions,
19916 568 517 OLM LLC
18101 529 503 Reliance Infocom Ltd Internet
855 568 497 Canadian Research Network
4668 507 497 LG-EDS Systems Inc.
7029 575 494 Alltel Information Services,
List of Unregistered Origin ASNs (Global)
-----------------------------------------
Bad AS Designation Network Transit AS Description
65332 PRIVATE 63.166.106.192/27 1803 SPRINT
64858 PRIVATE 84.36.180.0/24 20858 EgyNet
64518 PRIVATE 125.18.63.0/24 7633 Software Technology
24410 UNALLOCATED 203.119.28.0/24 4134 CHINANET-BACKBONE
64512 PRIVATE 208.103.63.0/24 32703 Indiana Fiber Networ
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
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 /10:13 /11:34 /12:122
/13:236 /14:448 /15:859 /16:9371 /17:3834 /18:6328
/19:13424 /20:15228 /21:13754 /22:17800 /23:19168 /24:115889
/25:768 /26:834 /27:486 /28:61 /29:6 /30:1
/31:0 /32:8
Advertised prefixes smaller than registry allocations
-----------------------------------------------------
ASN No of nets Total ann. Description
6478 1081 1090 AT&T Worldnet Services
11492 1029 1043 Cable One
18566 983 1001 Covad Communications
9583 937 1099 Sify Limited
2386 822 1127 AT&T Data Communications Serv
7018 808 1491 AT&T WorldNet Services
6197 797 1036 BellSouth Network Solutions,
23577 763 777 Korea Telecom (ATM-MPLS)
7011 690 787 Citizens Utilities
9498 637 974 BHARTI BT INTERNET LTD.
4755 596 1202 Videsh Sanchar Nigam Ltd. Aut
4766 588 782 Korea Telecom (KIX)
19916 563 568 OLM LLC
4323 531 1270 Time Warner Telecom
4668 496 507 LG-EDS Systems Inc.
15270 494 527 PaeTec.net -a division of Pae
17488 487 666 Hathway IP Over Cable Interne
8151 474 1097 UniNet S.A. de C.V.
855 466 568 Canadian Research Network
5668 460 595 CenturyTel Internet Holdings,
Number of /24s announced per /8 block (Global)
----------------------------------------------
4:9 7:1 8:78 9:1 12:1792 15:19
16:3 17:3 18:8 20:37 24:929 25:1
32:53 38:298 40:57 41:124 44:2 47:4
52:4 55:2 56:3 57:26 58:368 59:370
60:267 61:923 62:965 63:1956 64:3112 65:2334
66:3258 67:802 68:639 69:1825 70:506 71:104
72:1269 73:1 74:402 75:257 76:37 77:166
80:852 81:801 82:595 83:371 84:435 85:744
86:372 87:466 88:254 89:782 90:21 91:271
97:6 116:42 121:174 122:523 123:85 124:789
125:934 128:273 129:218 130:121 131:349 132:52
133:10 134:191 135:39 136:180 137:79 138:195
139:64 140:480 141:168 142:370 143:211 144:290
145:43 146:323 147:146 148:397 149:143 150:115
151:145 152:92 153:120 154:4 155:252 156:154
157:183 158:161 159:155 160:104 161:88 162:235
163:146 164:453 165:408 166:234 167:277 168:490
169:120 170:399 171:15 172:1 189:310 190:581
192:5762 193:3788 194:3082 195:2209 196:946 198:3754
199:3295 200:4707 201:958 202:7194 203:7439 204:3941
205:2095 206:2381 207:2913 208:2624 209:3626 210:2468
211:932 212:1301 213:1449 214:411 215:41 216:4006
217:1129 218:354 219:358 220:941 221:396 222:273
End of report
Routing Table Report 00:00 GMT Thu 26 Apr, 2007
NB: RouteViews data includes iBGP information from some ASNs.
Treat the information provided below appropriately.
Report Website: http://thyme.apnic.net
This report: http://thyme.apnic.net/oix-data/2007/04/26/1100
Analysis Summary
----------------
BGP routing table entries examined: 203161
Prefixes after maximum aggregation: 109856
Deaggregation factor: 1.85
Unique aggregates announced to Internet: 99509
Total ASes present in the Internet Routing Table: 23503
Prefixes per ASN: 8.64
Origin-only ASes present in the Internet Routing Table: 20290
Origin ASes announcing only one prefix: 10040
Transit ASes present in the Internet Routing Table: 3213
Transit-only ASes present in the Internet Routing Table: 166
Average AS path length visible in the Internet Routing Table: 4.5
Max AS path length visible: 37
Max AS path prepend of ASN (31258) 21
Prefixes from unregistered ASNs in the Routing Table: 44
Unregistered ASNs in the Routing Table: 28
Prefixes from 32-bit ASNs in the Routing Table: 3
Special use prefixes present in the Routing Table: 2
Prefixes being announced from unallocated address space: 12
Number of addresses announced to Internet: 1597346093
Equivalent to 95 /8s, 53 /16s and 145 /24s
Percentage of available address space announced: 43.1
Percentage of allocated address space announced: 58.5
Percentage of available address space allocated: 73.7
Total number of prefixes smaller than registry allocations: 112679
APNIC Region Analysis Summary
-----------------------------
Prefixes being announced by APNIC Region ASes: 41656
Total APNIC prefixes after maximum aggregation: 17496
APNIC Deaggregation factor: 2.38
Prefixes being announced from the APNIC address blocks: 39284
Unique aggregates announced from the APNIC address blocks: 18668
APNIC Region origin ASes present in the Internet Routing Table: 2479
APNIC Prefixes per ASN: 15.85
APNIC Region origin ASes announcing only one prefix: 710
APNIC Region transit ASes present in the Internet Routing Table: 409
Average APNIC Region AS path length visible: 5.0
Max APNIC Region AS path length visible: 19
Number of APNIC addresses announced to Internet: 241836020
Equivalent to 14 /8s, 106 /16s and 31 /24s
Percentage of available APNIC address space announced: 59.9
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: 103481
Total ARIN prefixes after maximum aggregation: 58627
ARIN Deaggregation factor: 1.77
Prefixes being announced from the ARIN address blocks: 76748
Unique aggregates announced from the ARIN address blocks: 30656
ARIN Region origin ASes present in the Internet Routing Table: 10929
ARIN Prefixes per ASN: 7.02
ARIN Region origin ASes announcing only one prefix: 4295
ARIN Region transit ASes present in the Internet Routing Table: 1058
Average ARIN Region AS path length visible: 4.2
Max ARIN Region AS path length visible: 28
Number of ARIN addresses announced to Internet: 301798808
Equivalent to 17 /8s, 253 /16s and 21 /24s
Percentage of available ARIN address space announced: 66.6
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: 43257
Total RIPE prefixes after maximum aggregation: 28638
RIPE Deaggregation factor: 1.51
Prefixes being announced from the RIPE address blocks: 39964
Unique aggregates announced from the RIPE address blocks: 25066
RIPE Region origin ASes present in the Internet Routing Table: 9056
RIPE Prefixes per ASN: 4.41
RIPE Region origin ASes announcing only one prefix: 4760
RIPE Region transit ASes present in the Internet Routing Table: 1528
Average RIPE Region AS path length visible: 4.5
Max RIPE Region AS path length visible: 37
Number of RIPE addresses announced to Internet: 287316193
Equivalent to 17 /8s, 32 /16s and 24 /24s
Percentage of available RIPE address space announced: 71.4
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
40960-44031
RIPE Address Blocks 62/8, 77/8, 78/7, 80/5, 88/6, 92/7, 193/8, 194/7,
212/7 and 217/8
LACNIC Region Analysis Summary
------------------------------
Prefixes being announced by LACNIC Region ASes: 12371
Total LACNIC prefixes after maximum aggregation: 4073
LACNIC Deaggregation factor: 3.04
Prefixes being announced from the LACNIC address blocks: 10548
Unique aggregates announced from the LACNIC address blocks: 6466
LACNIC Region origin ASes present in the Internet Routing Table: 691
LACNIC Prefixes per ASN: 15.26
LACNIC Region origin ASes announcing only one prefix: 217
LACNIC Region transit ASes present in the Internet Routing Table: 131
Average LACNIC Region AS path length visible: 5.4
Max LACNIC Region AS path length visible: 20
Number of LACNIC addresses announced to Internet: 34962432
Equivalent to 2 /8s, 21 /16s and 124 /24s
Percentage of available LACNIC address space announced: 52.1
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: 2350
Total AfriNIC prefixes after maximum aggregation: 1016
AfriNIC Deaggregation factor: 2.31
Prefixes being announced from the AfriNIC address blocks: 1817
Unique aggregates announced from the AfriNIC address blocks: 1141
AfriNIC Region origin ASes present in the Internet Routing Table: 181
AfriNIC Prefixes per ASN: 10.04
AfriNIC Region origin ASes announcing only one prefix: 58
AfriNIC Region transit ASes present in the Internet Routing Table: 34
Average AfriNIC Region AS path length visible: 4.5
Max AfriNIC Region AS path length visible: 16
Number of AfriNIC addresses announced to Internet: 5844224
Equivalent to 0 /8s, 89 /16s and 45 /24s
Percentage of available AfriNIC address space announced: 17.4
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
4755 1198 382 70 Videsh Sanchar Nigam Ltd. Aut
4134 1141 9148 213 CHINANET-BACKBONE
9583 1055 75 428 Sify Limited
9498 975 469 75 BHARTI BT INTERNET LTD.
4766 782 4943 312 Korea Telecom (KIX)
23577 773 34 702 Korea Telecom (ATM-MPLS)
17488 666 43 36 Hathway IP Over Cable Interne
18101 529 116 26 Reliance Infocom Ltd Internet
7474 473 217 269 SingTel Optus Pty Ltd
4812 464 811 75 China Telecom (Shanghai)
9443 454 115 74 Primus Telecommunications
9942 426 60 197 COMindico Australia
17676 370 5251 56 Softbank BB Corp.
9829 358 274 14 BSNL National Internet Backbo
4837 344 4724 158 chinanet IDC center beijing n
2907 343 1765 314 SINET Japan
4808 328 668 111 CNCGROUP IP network: China169
4804 306 360 61 Microplex PTY LTD
9929 295 150 41 China Netcom Corp.
4780 293 290 37 Digital United Inc.
RIPE Region per AS prefix count summary
---------------------------------------
ASN No of nets /20 equiv MaxAgg Description
2119 926 927 646 Telenor Internet Access
702 517 1925 411 UUNET - Commercial IP service
24863 342 47 30 LINKdotNET AS number
3301 311 1455 291 TeliaNet Sweden
3320 301 4993 249 Deutsche Telekom AG
6746 274 95 251 Dynamic Network Technologies,
8220 263 461 253 COLT Telecommunications
680 256 2044 250 DFN-IP service G-WiN
3215 240 2256 92 France Telecom Transpac
1257 238 1180 171 SWIPnet Swedish IP Network
5089 230 1657 52 NTL Group Limited
3246 212 341 201 Song Networks
30890 205 17 95 SC Kappa Invexim SRL
3352 201 1799 33 Ibernet, Internet Access Netw
20858 196 34 4 EgyNet
8708 190 37 184 Romania Data Systems S.A.
3300 188 171 90 AUCS Communications Services
12479 183 578 6 Uni2 Autonomous System
2856 182 2319 142 BTnet UK Regional network
786 175 1793 175 The JANET IP Service
ARIN Region per AS prefix count summary
---------------------------------------
ASN No of nets /20 equiv MaxAgg Description
701 4867 6640 719 UUNET Technologies, Inc.
7018 1490 6118 981 AT&T WorldNet Services
2386 1129 565 759 AT&T Data Communications Serv
6478 1090 336 149 AT&T Worldnet Services
18566 998 267 42 Covad Communications
705 981 523 487 UUNET Technologies, Inc.
11492 975 102 41 Cable One
174 955 6792 867 Cogent Communications
6197 926 673 479 BellSouth Network Solutions,
20115 821 734 431 Charter Communications
1239 820 2725 575 Sprint
7046 795 263 650 UUNET Technologies, Inc.
209 729 3748 583 Qwest
19262 724 2539 179 Verizon Global Networks
577 639 777 202 Bell Advanced Communications
7011 628 201 427 Citizens Utilities
721 614 21756 273 DLA Systems Automation Center
852 610 1097 377 Telus Advanced Communications
5668 595 160 17 CenturyTel Internet Holdings,
4323 589 467 214 Time Warner Telecom
Global Per AS Maximum Aggr summary
----------------------------------
ASN No of nets Net Savings Description
4755 1198 1128 Videsh Sanchar Nigam Ltd. Aut
18566 998 956 Covad Communications
6478 1090 941 AT&T Worldnet Services
11492 975 934 Cable One
4134 1141 928 CHINANET-BACKBONE
9498 975 900 BHARTI BT INTERNET LTD.
8151 1078 869 UniNet S.A. de C.V.
17488 666 630 Hathway IP Over Cable Interne
9583 1055 627 Sify Limited
5668 595 578 CenturyTel Internet Holdings,
19262 724 545 Verizon Global Networks
19916 568 517 OLM LLC
7018 1490 509 AT&T WorldNet Services
18101 529 503 Reliance Infocom Ltd Internet
855 568 497 Canadian Research Network
705 981 494 UUNET Technologies, Inc.
7029 575 494 Alltel Information Services,
15270 527 492 PaeTec.net -a division of Pae
4766 782 470 Korea Telecom (KIX)
11830 483 464 Instituto Costarricense de El
List of Unregistered Origin ASNs (Global)
-----------------------------------------
Bad AS Designation Network Transit AS Description
65534 PRIVATE 10.11.12.0/24 10886 University of Maryla
65332 PRIVATE 63.166.106.192/27 1803 SPRINT
64519 PRIVATE 87.198.212.128/25 34245 Magnet Networks AS
64518 PRIVATE 125.18.63.0/24 7633 Software Technology
65100 PRIVATE 129.6.112.0/24 10886 University of Maryla
65027 PRIVATE 135.196.97.168/29 8190 VIATEL
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
65106 PRIVATE 195.219.161.0/27 6453 Teleglobe Inc.
65105 PRIVATE 195.219.216.0/21 6453 Teleglobe Inc.
65011 PRIVATE 203.116.243.0/24 4657 Starhub Internet, Si
65313 PRIVATE 203.184.140.0/24 9304 Hutchison Telecom (H
64588 PRIVATE 207.107.179.0/24 2491 fONOROLA
64512 PRIVATE 208.103.63.0/24 32703 Indiana Fiber Networ
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
10.11.12.0/24 65534 *
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
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
223.0.0.0/8 2905 The Internetworking Company o
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 /11:31 /12:114
/13:227 /14:398 /15:806 /16:8556 /17:3503 /18:5791
/19:12158 /20:13868 /21:12420 /22:16271 /23:17950 /24:107424
/25:1021 /26:1130 /27:605 /28:185 /29:163 /30:414
/31:0 /32:85
Advertised prefixes smaller than registry allocations
-----------------------------------------------------
ASN No of nets Total ann. Description
701 3647 4867 UUNET Technologies, Inc.
6478 1081 1090 AT&T Worldnet Services
18566 983 998 Covad Communications
11492 962 975 Cable One
9583 900 1055 Sify Limited
2119 827 926 Telenor Internet Access
2386 825 1129 AT&T Data Communications Serv
7018 803 1490 AT&T WorldNet Services
23577 771 773 Korea Telecom (ATM-MPLS)
6197 717 926 BellSouth Network Solutions,
9498 638 975 BHARTI BT INTERNET LTD.
705 631 981 UUNET Technologies, Inc.
4755 592 1198 Videsh Sanchar Nigam Ltd. Aut
4766 588 782 Korea Telecom (KIX)
19916 563 568 OLM LLC
7011 557 628 Citizens Utilities
7046 545 795 UUNET Technologies, Inc.
15270 494 527 PaeTec.net -a division of Pae
17488 487 666 Hathway IP Over Cable Interne
855 466 568 Canadian Research Network
Number of /24s announced per /8 block (Global)
----------------------------------------------
4:9 7:1 8:72 9:5 10:1 12:1740
15:19 16:3 17:3 18:8 20:37 24:914
25:1 32:173 38:296 40:57 41:108 43:6
44:2 47:4 52:4 55:2 56:3 57:44
58:341 59:365 60:266 61:914 62:967 63:3336
64:3129 65:3606 66:3172 67:786 68:627 69:1667
70:464 71:102 72:1191 74:402 75:257 76:37
77:102 80:814 81:692 82:604 83:377 84:407
85:753 86:349 87:423 88:241 89:800 90:22
91:241 97:6 116:42 121:155 122:511 123:77
124:566 125:913 128:265 129:216 130:121 131:347
132:44 133:10 134:166 135:36 136:179 137:80
138:182 139:106 140:472 141:138 142:390 143:209
144:279 145:41 146:305 147:140 148:383 149:141
150:104 151:123 152:93 153:121 154:5 155:232
156:112 157:180 158:153 159:146 160:101 161:78
162:230 163:98 164:429 165:238 166:225 167:266
168:419 169:119 170:257 171:11 172:1 189:294
190:444 192:5327 193:3533 194:2925 195:2105 196:893
198:3460 199:2992 200:3689 201:758 202:5084 203:5182
204:3548 205:2002 206:2178 207:2582 208:2859 209:2915
210:2176 211:902 212:1184 213:1431 214:402 215:41
216:4064 217:1053 218:352 219:360 220:929 221:375
222:158
End of report
