Routing Table Report 04:00 +10GMT Thu 01 Nov, 2007
Report Website: http://thyme.apnic.net
Detailed Analysis: http://thyme.apnic.net/current/
Analysis Summary
----------------
BGP routing table entries examined: 236278
Prefixes after maximum aggregation: 121996
Deaggregation factor: 1.94
Unique aggregates announced to Internet: 114376
Total ASes present in the Internet Routing Table: 26599
Prefixes per ASN: 8.88
Origin-only ASes present in the Internet Routing Table: 23161
Origin ASes announcing only one prefix: 11295
Transit ASes present in the Internet Routing Table: 3438
Transit-only ASes present in the Internet Routing Table: 79
Average AS path length visible in the Internet Routing Table: 3.6
Max AS path length visible: 66
Max AS path prepend of ASN ( 3816) 64
Prefixes from unregistered ASNs in the Routing Table: 28
Unregistered ASNs in the Routing Table: 7
Prefixes from 32-bit ASNs in the Routing Table: 8
Special use prefixes present in the Routing Table: 0
Prefixes being announced from unallocated address space: 10
Number of addresses announced to Internet: 1785491072
Equivalent to 106 /8s, 108 /16s and 110 /24s
Percentage of available address space announced: 48.2
Percentage of allocated address space announced: 61.6
Percentage of available address space allocated: 78.2
Total number of prefixes smaller than registry allocations: 109734
APNIC Region Analysis Summary
-----------------------------
Prefixes being announced by APNIC Region ASes: 55056
Total APNIC prefixes after maximum aggregation: 20702
APNIC Deaggregation factor: 2.66
Prefixes being announced from the APNIC address blocks: 51981
Unique aggregates announced from the APNIC address blocks: 21959
APNIC Region origin ASes present in the Internet Routing Table: 3078
APNIC Prefixes per ASN: 16.89
APNIC Region origin ASes announcing only one prefix: 802
APNIC Region transit ASes present in the Internet Routing Table: 472
Average APNIC Region AS path length visible: 3.6
Max APNIC Region AS path length visible: 15
Number of APNIC addresses announced to Internet: 323573952
Equivalent to 19 /8s, 73 /16s and 88 /24s
Percentage of available APNIC address space announced: 74.0
APNIC AS Blocks 4608-4864, 7467-7722, 9216-10239, 17408-18431
(pre-ERX allocations) 23552-24575, 37888-38911
APNIC Address Blocks 58/7, 60/7, 114/7, 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: 111030
Total ARIN prefixes after maximum aggregation: 63862
ARIN Deaggregation factor: 1.74
Prefixes being announced from the ARIN address blocks: 82071
Unique aggregates announced from the ARIN address blocks: 32527
ARIN Region origin ASes present in the Internet Routing Table: 11922
ARIN Prefixes per ASN: 6.88
ARIN Region origin ASes announcing only one prefix: 4599
ARIN Region transit ASes present in the Internet Routing Table: 1108
Average ARIN Region AS path length visible: 3.4
Max ARIN Region AS path length visible: 15
Number of ARIN addresses announced to Internet: 349743744
Equivalent to 20 /8s, 216 /16s and 170 /24s
Percentage of available ARIN address space announced: 77.2
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: 49340
Total RIPE prefixes after maximum aggregation: 31785
RIPE Deaggregation factor: 1.55
Prefixes being announced from the RIPE address blocks: 46291
Unique aggregates announced from the RIPE address blocks: 30558
RIPE Region origin ASes present in the Internet Routing Table: 10437
RIPE Prefixes per ASN: 4.44
RIPE Region origin ASes announcing only one prefix: 5546
RIPE Region transit ASes present in the Internet Routing Table: 1636
Average RIPE Region AS path length visible: 4.0
Max RIPE Region AS path length visible: 20
Number of RIPE addresses announced to Internet: 334960512
Equivalent to 19 /8s, 247 /16s and 23 /24s
Percentage of available RIPE address space announced: 76.8
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
40960-45055
RIPE Address Blocks 62/8, 77/8, 78/7, 80/4, 193/8, 194/7, 212/7
and 217/8
LACNIC Region Analysis Summary
------------------------------
Prefixes being announced by LACNIC Region ASes: 17619
Total LACNIC prefixes after maximum aggregation: 4567
LACNIC Deaggregation factor: 3.86
Prefixes being announced from the LACNIC address blocks: 15621
Unique aggregates announced from the LACNIC address blocks: 8878
LACNIC Region origin ASes present in the Internet Routing Table: 870
LACNIC Prefixes per ASN: 17.96
LACNIC Region origin ASes announcing only one prefix: 279
LACNIC Region transit ASes present in the Internet Routing Table: 149
Average LACNIC Region AS path length visible: 4.0
Max LACNIC Region AS path length visible: 66
Number of LACNIC addresses announced to Internet: 45739008
Equivalent to 2 /8s, 185 /16s and 236 /24s
Percentage of available LACNIC address space announced: 45.4
LACNIC AS Blocks 26592-26623, 27648-28671, plus ERX transfers
LACNIC Address Blocks 186/7, 189/8, 190/8, 200/7
AfriNIC Region Analysis Summary
-------------------------------
Prefixes being announced by AfriNIC Region ASes: 3196
Total AfriNIC prefixes after maximum aggregation: 1064
AfriNIC Deaggregation factor: 3.00
Prefixes being announced from the AfriNIC address blocks: 2305
Unique aggregates announced from the AfriNIC address blocks: 1397
AfriNIC Region origin ASes present in the Internet Routing Table: 212
AfriNIC Prefixes per ASN: 10.87
AfriNIC Region origin ASes announcing only one prefix: 69
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: 14
Number of AfriNIC addresses announced to Internet: 7602944
Equivalent to 0 /8s, 116 /16s and 3 /24s
Percentage of available AfriNIC address space announced: 22.7
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 1475 383 69 Videsh Sanchar Nigam Ltd. Aut
9583 1110 108 15 Sify Limited
4134 1098 11539 299 CHINANET-BACKBONE
9498 1018 550 65 BHARTI BT INTERNET LTD.
17488 874 57 69 Hathway IP Over Cable Interne
4766 814 5473 327 Korea Telecom (KIX)
23577 781 34 682 Korea Telecom (ATM-MPLS)
7545 717 159 121 TPG Internet Pty Ltd
18101 609 119 53 Reliance Infocom Ltd Internet
1221 546 1951 425 Telstra Pty Ltd
9829 530 1312 9 BSNL National Internet Backbo
4812 524 866 77 China Telecom (Shanghai)
4668 520 68 10 LG-EDS Systems Inc.
17676 504 10919 64 Softbank BB Corp.
4808 499 797 120 CNCGROUP IP network: China169
4802 487 133 141 Wantree Development
9443 441 121 72 Primus Telecommunications
7474 380 202 266 SingTel Optus Pty Ltd
17974 366 142 16 PT TELEKOMUNIKASI INDONESIA
4837 357 5049 168 chinanet IDC center beijing n
ARIN Region per AS prefix count summary
---------------------------------------
ASN No of nets /20 equiv MaxAgg Description
7018 1500 6146 1006 AT&T WorldNet Services
4323 1353 1010 355 Time Warner Telecom
2386 1243 629 754 AT&T Data Communications Serv
11492 1161 119 42 Cable One
6478 1117 328 198 AT&T Worldnet Services
6197 1030 718 508 BellSouth Network Solutions,
18566 1028 288 9 Covad Communications
174 992 6850 845 Cogent Communications
7011 979 290 561 Citizens Utilities
701 890 6552 696 UUNET Technologies, Inc.
20115 848 774 457 Charter Communications
1239 801 2729 559 Sprint
22773 800 2133 54 Cox Communications, Inc.
19262 795 2857 184 Verizon Global Networks
3356 776 10899 405 Level 3 Communications, LLC
209 729 3784 573 Qwest
5668 663 176 17 CenturyTel Internet Holdings,
3561 590 2325 377 Savvis
6517 587 163 34 Yipes Communications, Inc.
1785 586 395 247 AppliedTheory Corporation
RIPE Region per AS prefix count summary
---------------------------------------
ASN No of nets /20 equiv MaxAgg Description
702 470 1919 384 UUNET - Commercial IP service
9116 336 168 28 Goldenlines main autonomous s
3301 316 1441 293 TeliaNet Sweden
3320 315 6035 262 Deutsche Telekom AG
8551 310 298 41 Bezeq International
6746 273 129 251 Dynamic Network Technologies,
8708 273 421 244 Romania Data Systems S.A.
8866 269 62 25 Bulgarian Telecommunication C
680 268 2045 254 DFN-IP service G-WiN
3215 264 2504 99 France Telecom Transpac
8220 255 444 237 COLT Telecommunications
3352 235 1932 41 Ibernet, Internet Access Netw
3269 228 2935 75 TELECOM ITALIA
8452 227 188 7 TEDATA
9121 212 1442 25 TTnet Autonomous System
3300 199 172 95 AUCS Communications Services
3246 196 257 186 Song Networks
12479 195 578 6 Uni2 Autonomous System
1257 194 1195 177 SWIPnet Swedish IP Network
3292 193 1380 177 TDC Tele Danmark
LACNIC Region per AS prefix count summary
-----------------------------------------
ASN No of nets /20 equiv MaxAgg Description
8151 1159 2406 219 UniNet S.A. de C.V.
11830 514 299 9 Instituto Costarricense de El
16814 427 27 10 NSS, S.A.
14522 378 32 7 SatNet S.A.
11172 377 114 60 Servicios Alestra S.A de C.V
7303 364 176 52 Telecom Argentina Stet-France
6471 352 77 37 ENTEL CHILE S.A.
22047 317 246 13 VTR PUNTO NET S.A.
10481 301 120 10 Prima S.A.
14117 285 19 15 Telefonica del Sur S.A.
10620 265 73 27 TVCABLE BOGOTA
6147 242 182 20 Telefonica Del Peru
11556 236 128 4 Cable-Wireless Panama
6503 214 187 84 AVANTEL, S.A.
23216 213 17 47 RAMtelecom Telecomunicaciones
7738 205 538 24 Telecomunicacoes da Bahia S.A
28573 202 314 27 NET Servicos de Comunicao S.A
8163 183 11 8 METROTEL REDES S.A.
21826 182 32 47 INTERCABLE
20299 181 33 30 NEWCOM AMERICAS
AfriNIC Region per AS prefix count summary
------------------------------------------
ASN No of nets /20 equiv MaxAgg Description
24863 379 59 40 LINKdotNET AS number
3741 279 869 225 The Internet Solution
20858 195 34 3 EgyNet
6713 143 135 11 Itissalat Al-MAGHRIB
2018 140 299 115 Tertiary Education Network
33783 127 8 11 EEPAD TISP TELECOM & INTERNET
5536 124 8 10 Internet Egypt Network
33776 100 6 3 Starcomms Nigeria Limited
24835 88 48 6 RAYA Telecom - Egypt
15475 83 84 4 Nile Online
2905 75 174 72 The Internetworking Company o
23889 73 24 15 MAURITIUS TELECOM
20484 63 5 5 Yalla Online Autonomous Syste
15706 55 12 4 Sudatel Internet Exchange Aut
29571 55 11 7 Ci Telecom Autonomous system
33774 48 33 26 AS Number for Telecom Algeria
5713 46 294 36 Telkom SA Ltd
12455 36 6 3 Jambonet Autonomous system
8524 32 2 10 AUCEGYPT Autonomous System
21152 31 2 5 AS for the uplinks of Soficom
Global Per AS Maximum Aggr summary
----------------------------------
ASN No of nets Net Savings Description
4755 1475 1406 Videsh Sanchar Nigam Ltd. Aut
11492 1161 1119 Cable One
9583 1110 1095 Sify Limited
18566 1028 1019 Covad Communications
4323 1353 998 Time Warner Telecom
9498 1018 953 BHARTI BT INTERNET LTD.
8151 1159 940 UniNet S.A. de C.V.
6478 1117 919 AT&T Worldnet Services
17488 874 805 Hathway IP Over Cable Interne
4134 1098 799 CHINANET-BACKBONE
22773 800 746 Cox Communications, Inc.
5668 663 646 CenturyTel Internet Holdings,
19262 795 611 Verizon Global Networks
7545 717 596 TPG Internet Pty Ltd
18101 609 556 Reliance Infocom Ltd Internet
6517 587 553 Yipes Communications, Inc.
6197 1030 522 BellSouth Network Solutions,
19916 569 522 OLM LLC
9829 530 521 BSNL National Internet Backbo
4668 520 510 LG-EDS Systems Inc.
List of Unregistered Origin ASNs (Global)
-----------------------------------------
Bad AS Designation Network Transit AS Description
64250 RESERVED 59.144.44.0/24 9498 BHARTI BT INTERNET L
64999 PRIVATE 78.24.120.0/23 3257 Tiscali Intl Network
64999 PRIVATE 78.24.122.0/23 3257 Tiscali Intl Network
64999 PRIVATE 78.24.124.0/24 3257 Tiscali Intl Network
64999 PRIVATE 78.24.125.0/24 3257 Tiscali Intl Network
64999 PRIVATE 78.24.126.0/24 3257 Tiscali Intl Network
64999 PRIVATE 78.24.127.0/24 3257 Tiscali Intl Network
65100 PRIVATE 80.91.113.0/24 33924 ProNet Autonomous Sy
64250 RESERVED 122.167.64.0/19 9498 BHARTI BT INTERNET L
64250 RESERVED 122.167.96.0/20 9498 BHARTI BT INTERNET L
64250 RESERVED 122.167.112.0/21 9498 BHARTI BT INTERNET L
64250 RESERVED 122.167.176.0/21 9498 BHARTI BT INTERNET L
64250 RESERVED 122.167.188.0/22 9498 BHARTI BT INTERNET L
64250 RESERVED 122.167.192.0/22 9498 BHARTI BT INTERNET L
64250 RESERVED 122.167.196.0/22 9498 BHARTI BT INTERNET L
64250 RESERVED 122.167.200.0/22 9498 BHARTI BT INTERNET L
64250 RESERVED 122.167.204.0/22 9498 BHARTI BT INTERNET L
64250 RESERVED 122.167.208.0/22 9498 BHARTI BT INTERNET L
64250 RESERVED 122.167.212.0/22 9498 BHARTI BT INTERNET L
64250 RESERVED 122.167.216.0/22 9498 BHARTI BT INTERNET L
64250 RESERVED 122.167.220.0/22 9498 BHARTI BT INTERNET L
64250 RESERVED 122.167.240.0/23 9498 BHARTI BT INTERNET L
64250 RESERVED 122.167.242.0/23 9498 BHARTI BT INTERNET L
64250 RESERVED 122.167.244.0/23 9498 BHARTI BT INTERNET L
64250 RESERVED 122.167.246.0/23 9498 BHARTI BT INTERNET L
64250 RESERVED 122.171.0.0/24 9498 BHARTI BT INTERNET L
64250 RESERVED 122.171.1.0/24 9498 BHARTI BT INTERNET L
64780 PRIVATE 124.14.224.0/19 18118 CITIC Networks Manag
Advertised Unallocated Addresses
--------------------------------
Network Origin AS Description
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 /8:18 /9:9 /10:16 /11:38 /12:136
/13:269 /14:480 /15:950 /16:9714 /17:4166 /18:6682
/19:14580 /20:16667 /21:15528 /22:19828 /23:20810 /24:123935
/25:777 /26:1022 /27:542 /28:98 /29:5 /30:0
/31:0 /32:8
Advertised prefixes smaller than registry allocations
-----------------------------------------------------
ASN No of nets Total ann. Description
11492 1152 1161 Cable One
6478 1116 1117 AT&T Worldnet Services
18566 1010 1028 Covad Communications
9583 948 1110 Sify Limited
2386 933 1243 AT&T Data Communications Serv
7011 866 979 Citizens Utilities
4755 845 1475 Videsh Sanchar Nigam Ltd. Aut
7018 826 1500 AT&T WorldNet Services
6197 774 1030 BellSouth Network Solutions,
23577 772 781 Korea Telecom (ATM-MPLS)
9498 704 1018 BHARTI BT INTERNET LTD.
17488 689 874 Hathway IP Over Cable Interne
4766 605 814 Korea Telecom (KIX)
4323 573 1353 Time Warner Telecom
19916 564 569 OLM LLC
6517 543 587 Yipes Communications, Inc.
5668 521 663 CenturyTel Internet Holdings,
4668 510 520 LG-EDS Systems Inc.
18101 509 609 Reliance Infocom Ltd Internet
855 443 543 Canadian Research Network
Number of /24s announced per /8 block (Global)
----------------------------------------------
4:9 8:87 12:1797 15:19 16:3 17:6
18:13 20:36 24:987 25:1 32:58 33:3
38:359 40:64 41:336 44:2 47:8 52:3
55:3 56:3 57:21 58:472 59:415 60:382
61:987 62:937 63:1990 64:3284 65:2374 66:3585
67:851 68:674 69:2003 70:467 71:108 72:1409
73:6 74:740 75:263 76:155 77:409 78:262
79:7 80:857 81:804 82:581 83:353 84:637
85:830 86:347 87:583 88:284 89:1044 90:39
91:702 92:4 96:1 97:6 98:10 116:418
117:203 118:42 121:327 122:635 123:205 124:701
125:1036 128:278 129:195 130:137 131:366 132:55
133:9 134:193 135:34 136:183 137:82 138:156
139:76 140:512 141:145 142:371 143:257 144:316
145:46 146:327 147:130 148:487 149:187 150:111
151:137 152:92 153:121 154:11 155:261 156:162
157:224 158:159 159:195 160:142 161:100 162:188
163:183 164:499 165:399 166:290 167:308 168:501
169:126 170:419 171:22 172:3 189:103 190:1220
192:5715 193:3981 194:3205 195:2454 196:929 198:3802
199:3227 200:5231 201:1228 202:7424 203:7742 204:3979
205:1991 206:2409 207:2782 208:2914 209:3592 210:2495
211:1078 212:1312 213:1520 214:423 215:43 216:4100
217:1196 218:321 219:391 220:1018 221:403 222:265
End of report
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Routing Table Report 00:00 GMT Wed 31 Oct, 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/2007/10/31
Analysis Summary
----------------
BGP routing table entries examined: 242719
Prefixes after maximum aggregation: 122929
Deaggregation factor: 1.97
Unique aggregates announced to Internet: 114331
Total ASes present in the Internet Routing Table: 26665
Prefixes per ASN: 9.10
Origin-only ASes present in the Internet Routing Table: 23163
Origin ASes announcing only one prefix: 11283
Transit ASes present in the Internet Routing Table: 3502
Transit-only ASes present in the Internet Routing Table: 79
Average AS path length visible in the Internet Routing Table: 4.1
Max AS path length visible: 68
Max AS path prepend of ASN ( 3816) 64
Prefixes from unregistered ASNs in the Routing Table: 47
Unregistered ASNs in the Routing Table: 14
Prefixes from 32-bit ASNs in the Routing Table: 9
Special use prefixes present in the Routing Table: 3
Prefixes being announced from unallocated address space: 10
Number of addresses announced to Internet: 1784311876
Equivalent to 106 /8s, 90 /16s and 112 /24s
Percentage of available address space announced: 48.1
Percentage of allocated address space announced: 61.6
Percentage of available address space allocated: 78.2
Total number of prefixes smaller than registry allocations: 113017
APNIC Region Analysis Summary
-----------------------------
Prefixes being announced by APNIC Region ASes: 58481
Total APNIC prefixes after maximum aggregation: 20981
APNIC Deaggregation factor: 2.79
Prefixes being announced from the APNIC address blocks: 55297
Unique aggregates announced from the APNIC address blocks: 21994
APNIC Region origin ASes present in the Internet Routing Table: 3092
APNIC Prefixes per ASN: 17.88
APNIC Region origin ASes announcing only one prefix: 804
APNIC Region transit ASes present in the Internet Routing Table: 468
Average APNIC Region AS path length visible: 4.3
Max APNIC Region AS path length visible: 16
Number of APNIC addresses announced to Internet: 323172052
Equivalent to 19 /8s, 67 /16s and 54 /24s
Percentage of available APNIC address space announced: 73.9
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, 114/7, 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: 112941
Total ARIN prefixes after maximum aggregation: 64308
ARIN Deaggregation factor: 1.76
Prefixes being announced from the ARIN address blocks: 83289
Unique aggregates announced from the ARIN address blocks: 32550
ARIN Region origin ASes present in the Internet Routing Table: 11938
ARIN Prefixes per ASN: 6.98
ARIN Region origin ASes announcing only one prefix: 4590
ARIN Region transit ASes present in the Internet Routing Table: 1136
Average ARIN Region AS path length visible: 3.8
Max ARIN Region AS path length visible: 16
Number of ARIN addresses announced to Internet: 349803296
Equivalent to 20 /8s, 217 /16s and 147 /24s
Percentage of available ARIN address space announced: 77.2
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: 50364
Total RIPE prefixes after maximum aggregation: 31927
RIPE Deaggregation factor: 1.58
Prefixes being announced from the RIPE address blocks: 47304
Unique aggregates announced from the RIPE address blocks: 30519
RIPE Region origin ASes present in the Internet Routing Table: 10470
RIPE Prefixes per ASN: 4.52
RIPE Region origin ASes announcing only one prefix: 5542
RIPE Region transit ASes present in the Internet Routing Table: 1671
Average RIPE Region AS path length visible: 4.5
Max RIPE Region AS path length visible: 29
Number of RIPE addresses announced to Internet: 335092000
Equivalent to 19 /8s, 249 /16s and 25 /24s
Percentage of available RIPE address space announced: 76.8
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
40960-45055
RIPE Address Blocks 62/8, 77/8, 78/7, 80/4, 193/8, 194/7, 212/7
and 217/8
LACNIC Region Analysis Summary
------------------------------
Prefixes being announced by LACNIC Region ASes: 17591
Total LACNIC prefixes after maximum aggregation: 4592
LACNIC Deaggregation factor: 3.83
Prefixes being announced from the LACNIC address blocks: 15521
Unique aggregates announced from the LACNIC address blocks: 8788
LACNIC Region origin ASes present in the Internet Routing Table: 870
LACNIC Prefixes per ASN: 17.84
LACNIC Region origin ASes announcing only one prefix: 276
LACNIC Region transit ASes present in the Internet Routing Table: 151
Average LACNIC Region AS path length visible: 4.6
Max LACNIC Region AS path length visible: 68
Number of LACNIC addresses announced to Internet: 44819712
Equivalent to 2 /8s, 171 /16s and 229 /24s
Percentage of available LACNIC address space announced: 44.5
LACNIC AS Blocks 26592-26623, 27648-28671, plus ERX transfers
LACNIC Address Blocks 186/7, 189/8, 190/8, 200/7
AfriNIC Region Analysis Summary
-------------------------------
Prefixes being announced by AfriNIC Region ASes: 3286
Total AfriNIC prefixes after maximum aggregation: 1103
AfriNIC Deaggregation factor: 2.98
Prefixes being announced from the AfriNIC address blocks: 2379
Unique aggregates announced from the AfriNIC address blocks: 1392
AfriNIC Region origin ASes present in the Internet Routing Table: 215
AfriNIC Prefixes per ASN: 11.07
AfriNIC Region origin ASes announcing only one prefix: 71
AfriNIC Region transit ASes present in the Internet Routing Table: 38
Average AfriNIC Region AS path length visible: 4.2
Max AfriNIC Region AS path length visible: 15
Number of AfriNIC addresses announced to Internet: 7629824
Equivalent to 0 /8s, 116 /16s and 108 /24s
Percentage of available AfriNIC address space announced: 22.7
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
4538 2761 2974 36 China Education and Research
4755 1474 383 68 Videsh Sanchar Nigam Ltd. Aut
9583 1110 108 15 Sify Limited
4134 1097 11539 298 CHINANET-BACKBONE
9498 1010 550 66 BHARTI BT INTERNET LTD.
23577 913 34 787 Korea Telecom (ATM-MPLS)
17488 872 56 70 Hathway IP Over Cable Interne
4766 815 5473 327 Korea Telecom (KIX)
7545 721 159 120 TPG Internet Pty Ltd
18101 608 119 52 Reliance Infocom Ltd Internet
1221 595 1951 439 Telstra Pty Ltd
9829 530 1312 9 BSNL National Internet Backbo
4812 522 858 79 China Telecom (Shanghai)
4668 520 68 10 LG-EDS Systems Inc.
17676 504 10919 64 Softbank BB Corp.
4808 500 797 121 CNCGROUP IP network: China169
4802 486 133 140 Wantree Development
7474 456 202 267 SingTel Optus Pty Ltd
9443 442 121 73 Primus Telecommunications
9942 420 74 110 COMindico Australia
RIPE Region per AS prefix count summary
---------------------------------------
ASN No of nets /20 equiv MaxAgg Description
702 472 1919 385 UUNET - Commercial IP service
8551 348 334 33 Bezeq International
9116 336 168 28 Goldenlines main autonomous s
3301 317 1441 294 TeliaNet Sweden
3320 316 6035 263 Deutsche Telekom AG
1273 282 307 106 Cable & Wireless Deutschland
6746 276 130 253 Dynamic Network Technologies,
8708 273 421 244 Romania Data Systems S.A.
680 268 2045 254 DFN-IP service G-WiN
8866 267 62 25 Bulgarian Telecommunication C
3215 264 2504 99 France Telecom Transpac
8220 258 445 238 COLT Telecommunications
5089 237 1658 55 NTL Group Limited
3352 234 1932 41 Ibernet, Internet Access Netw
3269 228 2935 75 TELECOM ITALIA
8452 213 188 7 TEDATA
9121 209 1442 25 TTnet Autonomous System
3300 208 172 97 AUCS Communications Services
1257 206 1194 176 SWIPnet Swedish IP Network
3246 196 257 183 Song Networks
ARIN Region per AS prefix count summary
---------------------------------------
ASN No of nets /20 equiv MaxAgg Description
7018 1490 6121 998 AT&T WorldNet Services
4323 1348 1010 356 Time Warner Telecom
2386 1241 628 753 AT&T Data Communications Serv
11492 1160 119 41 Cable One
6478 1117 328 198 AT&T Worldnet Services
6197 1032 718 508 BellSouth Network Solutions,
18566 1028 288 9 Covad Communications
174 992 6803 847 Cogent Communications
7011 966 288 558 Citizens Utilities
701 893 6568 699 UUNET Technologies, Inc.
20115 848 774 465 Charter Communications
3561 818 2325 380 Savvis
22773 800 2133 54 Cox Communications, Inc.
19262 796 2854 187 Verizon Global Networks
1239 790 2711 552 Sprint
3356 764 10899 401 Level 3 Communications, LLC
209 733 3784 576 Qwest
5668 663 176 17 CenturyTel Internet Holdings,
577 594 844 209 Bell Advanced Communications
852 593 1109 358 Telus Advanced Communications
Global Per AS Maximum Aggr summary
----------------------------------
ASN No of nets Net Savings Description
4755 1474 1406 Videsh Sanchar Nigam Ltd. Aut
11492 1160 1119 Cable One
9583 1110 1095 Sify Limited
18566 1028 1019 Covad Communications
4323 1348 992 Time Warner Telecom
9498 1010 944 BHARTI BT INTERNET LTD.
6478 1117 919 AT&T Worldnet Services
8151 1050 829 UniNet S.A. de C.V.
17488 872 802 Hathway IP Over Cable Interne
4134 1097 799 CHINANET-BACKBONE
22773 800 746 Cox Communications, Inc.
5668 663 646 CenturyTel Internet Holdings,
19262 796 609 Verizon Global Networks
7545 721 601 TPG Internet Pty Ltd
18101 608 556 Reliance Infocom Ltd Internet
6517 591 556 Yipes Communications, Inc.
6197 1032 524 BellSouth Network Solutions,
19916 569 522 OLM LLC
9829 530 521 BSNL National Internet Backbo
4668 520 510 LG-EDS Systems Inc.
List of Unregistered Origin ASNs (Global)
-----------------------------------------
Bad AS Designation Network Transit AS Description
65500 PRIVATE 41.223.156.0/22 11259 Angola Telecom
64250 RESERVED 59.144.44.0/24 9498 BHARTI BT INTERNET L
65500 PRIVATE 66.110.112.0/24 11259 Angola Telecom
65500 PRIVATE 66.110.113.0/24 11259 Angola Telecom
65500 PRIVATE 66.110.121.0/24 11259 Angola Telecom
65100 PRIVATE 80.10.250.0/24 3215 France Telecom Trans
64250 RESERVED 122.167.64.0/19 9498 BHARTI BT INTERNET L
64250 RESERVED 122.167.96.0/20 9498 BHARTI BT INTERNET L
64250 RESERVED 122.167.112.0/21 9498 BHARTI BT INTERNET L
64250 RESERVED 122.167.176.0/21 9498 BHARTI BT INTERNET L
64250 RESERVED 122.167.188.0/22 9498 BHARTI BT INTERNET L
64250 RESERVED 122.167.192.0/22 9498 BHARTI BT INTERNET L
64250 RESERVED 122.167.196.0/22 9498 BHARTI BT INTERNET L
64250 RESERVED 122.167.200.0/22 9498 BHARTI BT INTERNET L
64250 RESERVED 122.167.204.0/22 9498 BHARTI BT INTERNET L
64250 RESERVED 122.167.208.0/22 9498 BHARTI BT INTERNET L
64250 RESERVED 122.167.212.0/22 9498 BHARTI BT INTERNET L
64250 RESERVED 122.167.216.0/22 9498 BHARTI BT INTERNET L
64250 RESERVED 122.167.220.0/22 9498 BHARTI BT INTERNET L
64250 RESERVED 122.167.240.0/23 9498 BHARTI BT INTERNET L
64250 RESERVED 122.167.242.0/23 9498 BHARTI BT INTERNET L
64250 RESERVED 122.167.244.0/23 9498 BHARTI BT INTERNET L
64250 RESERVED 122.167.246.0/23 9498 BHARTI BT INTERNET L
64250 RESERVED 122.171.0.0/24 9498 BHARTI BT INTERNET L
64250 RESERVED 122.171.1.0/24 9498 BHARTI BT INTERNET L
65100 PRIVATE 129.6.112.0/24 10886 University of Maryla
65100 PRIVATE 193.253.152.0/24 3215 France Telecom Trans
64527 PRIVATE 194.149.115.64/28 6721 The Terminal Bar: In
64532 PRIVATE 195.22.48.64/27 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
64540 PRIVATE 195.47.75.48/28 6721 The Terminal Bar: In
64540 PRIVATE 195.47.75.64/28 6721 The Terminal Bar: In
64516 PRIVATE 195.47.88.128/25 6721 The Terminal Bar: In
65002 PRIVATE 198.128.4.0/24 292 Energy Sciences Netw
65001 PRIVATE 198.128.15.96/27 293 Energy Sciences Netw
65002 PRIVATE 198.129.33.36/32 292 Energy Sciences Netw
65001 PRIVATE 198.129.44.28/32 293 Energy Sciences Netw
65002 PRIVATE 198.129.224.96/29 292 Energy Sciences Netw
65002 PRIVATE 198.129.252.32/30 292 Energy Sciences Netw
65002 PRIVATE 198.129.252.112/30 292 Energy Sciences Netw
65002 PRIVATE 198.129.252.116/30 292 Energy Sciences Netw
65002 PRIVATE 198.129.252.120/30 292 Energy Sciences Netw
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
172.31.46.0/24 38416 KRNIC
192.0.2.0/24 2854 RoSprint AS (Global One Russi
192.168.253.0/24 4323 Time Warner Telecom
Advertised Unallocated Addresses
--------------------------------
Network Origin AS Description
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 /8:18 /9:9 /10:16 /11:38 /12:136
/13:274 /14:486 /15:960 /16:9807 /17:4268 /18:6811
/19:14822 /20:17701 /21:15871 /22:20238 /23:21256 /24:126517
/25:920 /26:1139 /27:628 /28:273 /29:194 /30:266
/31:0 /32:71
Advertised prefixes smaller than registry allocations
-----------------------------------------------------
ASN No of nets Total ann. Description
11492 1151 1160 Cable One
6478 1116 1117 AT&T Worldnet Services
18566 1010 1028 Covad Communications
9583 948 1110 Sify Limited
2386 932 1241 AT&T Data Communications Serv
4538 932 2761 China Education and Research
23577 904 913 Korea Telecom (ATM-MPLS)
7011 853 966 Citizens Utilities
4755 844 1474 Videsh Sanchar Nigam Ltd. Aut
7018 820 1490 AT&T WorldNet Services
6197 776 1032 BellSouth Network Solutions,
9498 698 1010 BHARTI BT INTERNET LTD.
17488 687 872 Hathway IP Over Cable Interne
4766 606 815 Korea Telecom (KIX)
4323 568 1348 Time Warner Telecom
19916 564 569 OLM LLC
6517 545 591 Yipes Communications, Inc.
5668 521 663 CenturyTel Internet Holdings,
4668 510 520 LG-EDS Systems Inc.
18101 509 608 Reliance Infocom Ltd Internet
Number of /24s announced per /8 block (Global)
----------------------------------------------
4:8 8:88 12:1811 13:1 15:19 16:3
17:6 18:13 20:36 24:1013 25:1 32:174
33:3 38:359 40:64 41:339 43:6 44:2
47:8 52:3 55:3 56:3 57:42 58:508
59:424 60:381 61:988 62:993 63:1995 64:3385
65:2436 66:3638 67:849 68:678 69:2005 70:480
71:120 72:1413 73:6 74:744 75:320 76:158
77:407 78:258 79:8 80:870 81:800 82:606
83:362 84:644 85:824 86:337 87:585 88:285
89:1029 90:39 91:705 92:4 96:1 97:6
98:10 116:421 117:203 118:42 121:328 122:636
123:205 124:703 125:1035 128:306 129:196 130:138
131:367 132:60 133:9 134:194 135:34 136:188
137:86 138:156 139:105 140:516 141:145 142:371
143:254 144:316 145:46 146:327 147:130 148:549
149:189 150:114 151:137 152:95 153:121 154:12
155:261 156:162 157:225 158:159 159:191 160:142
161:99 162:190 163:184 164:504 165:401 166:302
167:307 168:503 169:124 170:415 171:22 172:4
189:102 190:1220 192:5750 193:4030 194:3291 195:2561
196:975 198:3888 199:3231 200:5220 201:1221 202:7850
203:7811 204:3992 205:2017 206:2445 207:2827 208:2944
209:3611 210:2814 211:1207 212:1323 213:1539 214:418
215:44 216:4154 217:1206 218:393 219:464 220:1015
221:410 222:309
End of report
Routing Table Report 04:00 +10GMT Wed 31 Oct, 2007
Report Website: http://thyme.apnic.net
This report: http://thyme.apnic.net/ap-data/2007/10/31/0400
Analysis Summary
----------------
BGP routing table entries examined: 235868
Prefixes after maximum aggregation: 121960
Deaggregation factor: 1.93
Unique aggregates announced to Internet: 114101
Total ASes present in the Internet Routing Table: 26592
Prefixes per ASN: 8.87
Origin-only ASes present in the Internet Routing Table: 23149
Origin ASes announcing only one prefix: 11303
Transit ASes present in the Internet Routing Table: 3443
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: 66
Max AS path prepend of ASN ( 3816) 64
Prefixes from unregistered ASNs in the Routing Table: 28
Unregistered ASNs in the Routing Table: 7
Prefixes from 32-bit ASNs in the Routing Table: 8
Special use prefixes present in the Routing Table: 0
Prefixes being announced from unallocated address space: 10
Number of addresses announced to Internet: 1783546496
Equivalent to 106 /8s, 78 /16s and 194 /24s
Percentage of available address space announced: 48.1
Percentage of allocated address space announced: 61.5
Percentage of available address space allocated: 78.2
Total number of prefixes smaller than registry allocations: 109623
APNIC Region Analysis Summary
-----------------------------
Prefixes being announced by APNIC Region ASes: 55053
Total APNIC prefixes after maximum aggregation: 20740
APNIC Deaggregation factor: 2.65
Prefixes being announced from the APNIC address blocks: 51973
Unique aggregates announced from the APNIC address blocks: 21996
APNIC Region origin ASes present in the Internet Routing Table: 3079
APNIC Prefixes per ASN: 16.88
APNIC Region origin ASes announcing only one prefix: 808
APNIC Region transit ASes present in the Internet Routing Table: 471
Average APNIC Region AS path length visible: 3.6
Max APNIC Region AS path length visible: 15
Number of APNIC addresses announced to Internet: 323123392
Equivalent to 19 /8s, 66 /16s and 120 /24s
Percentage of available APNIC address space announced: 73.9
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, 114/7, 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: 110986
Total ARIN prefixes after maximum aggregation: 63844
ARIN Deaggregation factor: 1.74
Prefixes being announced from the ARIN address blocks: 82011
Unique aggregates announced from the ARIN address blocks: 32534
ARIN Region origin ASes present in the Internet Routing Table: 11914
ARIN Prefixes per ASN: 6.88
ARIN Region origin ASes announcing only one prefix: 4597
ARIN Region transit ASes present in the Internet Routing Table: 1109
Average ARIN Region AS path length visible: 3.4
Max ARIN Region AS path length visible: 15
Number of ARIN addresses announced to Internet: 349657472
Equivalent to 20 /8s, 215 /16s and 89 /24s
Percentage of available ARIN address space announced: 77.2
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: 49300
Total RIPE prefixes after maximum aggregation: 31778
RIPE Deaggregation factor: 1.55
Prefixes being announced from the RIPE address blocks: 46248
Unique aggregates announced from the RIPE address blocks: 30513
RIPE Region origin ASes present in the Internet Routing Table: 10436
RIPE Prefixes per ASN: 4.43
RIPE Region origin ASes announcing only one prefix: 5550
RIPE Region transit ASes present in the Internet Routing Table: 1639
Average RIPE Region AS path length visible: 4.0
Max RIPE Region AS path length visible: 20
Number of RIPE addresses announced to Internet: 334913408
Equivalent to 19 /8s, 246 /16s and 95 /24s
Percentage of available RIPE address space announced: 76.8
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
40960-45055
RIPE Address Blocks 62/8, 77/8, 78/7, 80/4, 193/8, 194/7, 212/7
and 217/8
LACNIC Region Analysis Summary
------------------------------
Prefixes being announced by LACNIC Region ASes: 17304
Total LACNIC prefixes after maximum aggregation: 4511
LACNIC Deaggregation factor: 3.84
Prefixes being announced from the LACNIC address blocks: 15313
Unique aggregates announced from the LACNIC address blocks: 8623
LACNIC Region origin ASes present in the Internet Routing Table: 868
LACNIC Prefixes per ASN: 17.64
LACNIC Region origin ASes announcing only one prefix: 278
LACNIC Region transit ASes present in the Internet Routing Table: 150
Average LACNIC Region AS path length visible: 4.0
Max LACNIC Region AS path length visible: 66
Number of LACNIC addresses announced to Internet: 44690688
Equivalent to 2 /8s, 169 /16s and 237 /24s
Percentage of available LACNIC address space announced: 44.4
LACNIC AS Blocks 26592-26623, 27648-28671, plus ERX transfers
LACNIC Address Blocks 186/7, 189/8, 190/8, 200/7
AfriNIC Region Analysis Summary
-------------------------------
Prefixes being announced by AfriNIC Region ASes: 3188
Total AfriNIC prefixes after maximum aggregation: 1071
AfriNIC Deaggregation factor: 2.98
Prefixes being announced from the AfriNIC address blocks: 2312
Unique aggregates announced from the AfriNIC address blocks: 1390
AfriNIC Region origin ASes present in the Internet Routing Table: 214
AfriNIC Prefixes per ASN: 10.80
AfriNIC Region origin ASes announcing only one prefix: 70
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: 14
Number of AfriNIC addresses announced to Internet: 7632128
Equivalent to 0 /8s, 116 /16s and 117 /24s
Percentage of available AfriNIC address space announced: 22.7
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 1473 383 68 Videsh Sanchar Nigam Ltd. Aut
9583 1110 108 15 Sify Limited
4134 1098 11539 299 CHINANET-BACKBONE
9498 1011 550 66 BHARTI BT INTERNET LTD.
17488 872 56 70 Hathway IP Over Cable Interne
4766 814 5473 327 Korea Telecom (KIX)
23577 780 34 681 Korea Telecom (ATM-MPLS)
7545 717 157 122 TPG Internet Pty Ltd
18101 608 119 52 Reliance Infocom Ltd Internet
1221 545 1951 424 Telstra Pty Ltd
9829 530 1312 9 BSNL National Internet Backbo
4812 523 858 76 China Telecom (Shanghai)
4668 520 68 10 LG-EDS Systems Inc.
17676 504 10919 64 Softbank BB Corp.
4808 499 797 120 CNCGROUP IP network: China169
4802 487 133 141 Wantree Development
9443 441 121 72 Primus Telecommunications
7474 380 202 266 SingTel Optus Pty Ltd
17974 366 142 16 PT TELEKOMUNIKASI INDONESIA
4837 358 5065 169 chinanet IDC center beijing n
ARIN Region per AS prefix count summary
---------------------------------------
ASN No of nets /20 equiv MaxAgg Description
7018 1500 6146 1005 AT&T WorldNet Services
4323 1347 1010 355 Time Warner Telecom
2386 1242 629 753 AT&T Data Communications Serv
11492 1161 118 41 Cable One
6478 1117 328 198 AT&T Worldnet Services
6197 1030 718 508 BellSouth Network Solutions,
18566 1028 288 9 Covad Communications
174 991 6803 847 Cogent Communications
7011 966 288 558 Citizens Utilities
701 888 6552 695 UUNET Technologies, Inc.
20115 849 774 458 Charter Communications
22773 800 2133 54 Cox Communications, Inc.
1239 799 2729 557 Sprint
19262 793 2854 184 Verizon Global Networks
3356 773 10899 404 Level 3 Communications, LLC
209 730 3784 574 Qwest
5668 663 176 17 CenturyTel Internet Holdings,
3561 591 2325 377 Savvis
6517 589 163 34 Yipes Communications, Inc.
1785 586 395 247 AppliedTheory Corporation
RIPE Region per AS prefix count summary
---------------------------------------
ASN No of nets /20 equiv MaxAgg Description
702 472 1919 385 UUNET - Commercial IP service
9116 335 168 28 Goldenlines main autonomous s
3301 317 1441 294 TeliaNet Sweden
3320 316 6035 263 Deutsche Telekom AG
8551 310 298 41 Bezeq International
6746 276 130 253 Dynamic Network Technologies,
8708 273 421 244 Romania Data Systems S.A.
8866 269 62 25 Bulgarian Telecommunication C
680 268 2045 254 DFN-IP service G-WiN
3215 264 2504 99 France Telecom Transpac
8220 257 445 238 COLT Telecommunications
3352 234 1932 41 Ibernet, Internet Access Netw
3269 228 2935 75 TELECOM ITALIA
8452 223 188 7 TEDATA
9121 212 1442 25 TTnet Autonomous System
3300 199 172 95 AUCS Communications Services
12479 194 578 6 Uni2 Autonomous System
1257 193 1194 176 SWIPnet Swedish IP Network
3292 193 1380 177 TDC Tele Danmark
3246 190 257 180 Song Networks
LACNIC Region per AS prefix count summary
-----------------------------------------
ASN No of nets /20 equiv MaxAgg Description
8151 1053 2196 214 UniNet S.A. de C.V.
11830 514 299 9 Instituto Costarricense de El
16814 427 27 10 NSS, S.A.
14522 380 32 7 SatNet S.A.
11172 377 114 60 Servicios Alestra S.A de C.V
7303 362 176 52 Telecom Argentina Stet-France
6471 349 76 38 ENTEL CHILE S.A.
22047 317 246 13 VTR PUNTO NET S.A.
10481 301 120 10 Prima S.A.
14117 285 19 15 Telefonica del Sur S.A.
10620 265 73 27 TVCABLE BOGOTA
6147 242 182 20 Telefonica Del Peru
11556 237 128 4 Cable-Wireless Panama
6503 214 187 84 AVANTEL, S.A.
23216 213 17 47 RAMtelecom Telecomunicaciones
7738 205 538 24 Telecomunicacoes da Bahia S.A
28573 200 314 27 NET Servicos de Comunicao S.A
8163 183 11 8 METROTEL REDES S.A.
20299 180 25 30 NEWCOM AMERICAS
19169 175 11 41 Telconet
AfriNIC Region per AS prefix count summary
------------------------------------------
ASN No of nets /20 equiv MaxAgg Description
24863 376 58 38 LINKdotNET AS number
3741 279 869 225 The Internet Solution
20858 195 34 3 EgyNet
6713 143 135 11 Itissalat Al-MAGHRIB
2018 140 299 115 Tertiary Education Network
33783 127 8 11 EEPAD TISP TELECOM & INTERNET
5536 124 8 10 Internet Egypt Network
33776 100 6 3 Starcomms Nigeria Limited
24835 88 48 6 RAYA Telecom - Egypt
15475 77 84 4 Nile Online
2905 75 174 72 The Internetworking Company o
23889 73 24 15 MAURITIUS TELECOM
15706 55 12 4 Sudatel Internet Exchange Aut
29571 55 11 7 Ci Telecom Autonomous system
33774 48 33 26 AS Number for Telecom Algeria
5713 46 294 36 Telkom SA Ltd
16637 42 21 29 Johnnic e-Ventures
12455 36 6 3 Jambonet Autonomous system
8524 32 2 10 AUCEGYPT Autonomous System
21152 31 2 5 AS for the uplinks of Soficom
Global Per AS Maximum Aggr summary
----------------------------------
ASN No of nets Net Savings Description
4755 1473 1405 Videsh Sanchar Nigam Ltd. Aut
11492 1161 1120 Cable One
9583 1110 1095 Sify Limited
18566 1028 1019 Covad Communications
4323 1347 992 Time Warner Telecom
9498 1011 945 BHARTI BT INTERNET LTD.
6478 1117 919 AT&T Worldnet Services
8151 1053 839 UniNet S.A. de C.V.
17488 872 802 Hathway IP Over Cable Interne
4134 1098 799 CHINANET-BACKBONE
22773 800 746 Cox Communications, Inc.
5668 663 646 CenturyTel Internet Holdings,
19262 793 609 Verizon Global Networks
7545 717 595 TPG Internet Pty Ltd
18101 608 556 Reliance Infocom Ltd Internet
6517 589 555 Yipes Communications, Inc.
6197 1030 522 BellSouth Network Solutions,
19916 569 522 OLM LLC
9829 530 521 BSNL National Internet Backbo
4668 520 510 LG-EDS Systems Inc.
List of Unregistered Origin ASNs (Global)
-----------------------------------------
Bad AS Designation Network Transit AS Description
64250 RESERVED 59.144.44.0/24 9498 BHARTI BT INTERNET L
64999 PRIVATE 78.24.120.0/23 3257 Tiscali Intl Network
64999 PRIVATE 78.24.122.0/23 3257 Tiscali Intl Network
64999 PRIVATE 78.24.124.0/24 3257 Tiscali Intl Network
64999 PRIVATE 78.24.125.0/24 3257 Tiscali Intl Network
64999 PRIVATE 78.24.126.0/24 3257 Tiscali Intl Network
64999 PRIVATE 78.24.127.0/24 3257 Tiscali Intl Network
65100 PRIVATE 80.91.113.0/24 33924 ProNet Autonomous Sy
64250 RESERVED 122.167.64.0/19 9498 BHARTI BT INTERNET L
64250 RESERVED 122.167.96.0/20 9498 BHARTI BT INTERNET L
64250 RESERVED 122.167.112.0/21 9498 BHARTI BT INTERNET L
64250 RESERVED 122.167.176.0/21 9498 BHARTI BT INTERNET L
64250 RESERVED 122.167.188.0/22 9498 BHARTI BT INTERNET L
64250 RESERVED 122.167.192.0/22 9498 BHARTI BT INTERNET L
64250 RESERVED 122.167.196.0/22 9498 BHARTI BT INTERNET L
64250 RESERVED 122.167.200.0/22 9498 BHARTI BT INTERNET L
64250 RESERVED 122.167.204.0/22 9498 BHARTI BT INTERNET L
64250 RESERVED 122.167.208.0/22 9498 BHARTI BT INTERNET L
64250 RESERVED 122.167.212.0/22 9498 BHARTI BT INTERNET L
64250 RESERVED 122.167.216.0/22 9498 BHARTI BT INTERNET L
64250 RESERVED 122.167.220.0/22 9498 BHARTI BT INTERNET L
64250 RESERVED 122.167.240.0/23 9498 BHARTI BT INTERNET L
64250 RESERVED 122.167.242.0/23 9498 BHARTI BT INTERNET L
64250 RESERVED 122.167.244.0/23 9498 BHARTI BT INTERNET L
64250 RESERVED 122.167.246.0/23 9498 BHARTI BT INTERNET L
64250 RESERVED 122.171.0.0/24 9498 BHARTI BT INTERNET L
64250 RESERVED 122.171.1.0/24 9498 BHARTI BT INTERNET L
65000 PRIVATE 216.136.11.0/24 27182 Peregrine Capital Ma
Advertised Unallocated Addresses
--------------------------------
Network Origin AS Description
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 /8:18 /9:9 /10:16 /11:38 /12:136
/13:269 /14:480 /15:950 /16:9700 /17:4161 /18:6682
/19:14434 /20:16672 /21:15513 /22:19792 /23:20662 /24:123888
/25:778 /26:1020 /27:540 /28:97 /29:5 /30:0
/31:0 /32:8
Advertised prefixes smaller than registry allocations
-----------------------------------------------------
ASN No of nets Total ann. Description
11492 1152 1161 Cable One
6478 1116 1117 AT&T Worldnet Services
18566 1010 1028 Covad Communications
9583 948 1110 Sify Limited
2386 932 1242 AT&T Data Communications Serv
7011 853 966 Citizens Utilities
4755 844 1473 Videsh Sanchar Nigam Ltd. Aut
7018 825 1500 AT&T WorldNet Services
6197 774 1030 BellSouth Network Solutions,
23577 771 780 Korea Telecom (ATM-MPLS)
9498 698 1011 BHARTI BT INTERNET LTD.
17488 687 872 Hathway IP Over Cable Interne
4766 605 814 Korea Telecom (KIX)
4323 568 1347 Time Warner Telecom
19916 564 569 OLM LLC
6517 544 589 Yipes Communications, Inc.
5668 521 663 CenturyTel Internet Holdings,
4668 510 520 LG-EDS Systems Inc.
18101 509 608 Reliance Infocom Ltd Internet
33588 443 464 Bresnan Communications, LLC.
Number of /24s announced per /8 block (Global)
----------------------------------------------
4:8 8:87 12:1796 15:19 16:3 17:6
18:13 20:36 24:991 25:1 32:57 33:3
38:358 40:64 41:339 44:2 47:8 52:3
55:3 56:3 57:21 58:473 59:415 60:381
61:983 62:934 63:1980 64:3273 65:2373 66:3575
67:851 68:674 69:2003 70:467 71:108 72:1409
73:6 74:736 75:263 76:155 77:412 78:257
79:7 80:848 81:802 82:583 83:355 84:633
85:825 86:348 87:585 88:284 89:1050 90:39
91:689 92:4 96:1 97:6 98:10 116:417
117:204 118:42 121:326 122:635 123:205 124:703
125:1033 128:306 129:195 130:138 131:366 132:55
133:9 134:193 135:34 136:188 137:82 138:156
139:76 140:514 141:145 142:370 143:255 144:316
145:46 146:328 147:130 148:485 149:187 150:112
151:137 152:92 153:121 154:11 155:261 156:162
157:224 158:159 159:195 160:142 161:99 162:189
163:183 164:499 165:399 166:290 167:308 168:502
169:126 170:414 171:22 172:3 189:102 190:1216
192:5708 193:3988 194:3210 195:2462 196:927 198:3801
199:3223 200:5207 201:1229 202:7419 203:7749 204:3980
205:2020 206:2417 207:2789 208:2911 209:3576 210:2495
211:1079 212:1299 213:1521 214:420 215:44 216:4096
217:1189 218:324 219:395 220:1014 221:406 222:265
End of report
Routing Table Report 00:00 GMT Tue 30 Oct, 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/2007/10/30
Analysis Summary
----------------
BGP routing table entries examined: 242385
Prefixes after maximum aggregation: 122508
Deaggregation factor: 1.98
Unique aggregates announced to Internet: 114081
Total ASes present in the Internet Routing Table: 26628
Prefixes per ASN: 9.10
Origin-only ASes present in the Internet Routing Table: 23061
Origin ASes announcing only one prefix: 11246
Transit ASes present in the Internet Routing Table: 3567
Transit-only ASes present in the Internet Routing Table: 89
Average AS path length visible in the Internet Routing Table: 4.1
Max AS path length visible: 67
Max AS path prepend of ASN ( 3816) 65
Prefixes from unregistered ASNs in the Routing Table: 48
Unregistered ASNs in the Routing Table: 17
Prefixes from 32-bit ASNs in the Routing Table: 9
Special use prefixes present in the Routing Table: 3
Prefixes being announced from unallocated address space: 10
Number of addresses announced to Internet: 1782942540
Equivalent to 106 /8s, 69 /16s and 139 /24s
Percentage of available address space announced: 48.1
Percentage of allocated address space announced: 61.5
Percentage of available address space allocated: 78.2
Total number of prefixes smaller than registry allocations: 112792
APNIC Region Analysis Summary
-----------------------------
Prefixes being announced by APNIC Region ASes: 58477
Total APNIC prefixes after maximum aggregation: 20962
APNIC Deaggregation factor: 2.79
Prefixes being announced from the APNIC address blocks: 55291
Unique aggregates announced from the APNIC address blocks: 21968
APNIC Region origin ASes present in the Internet Routing Table: 3087
APNIC Prefixes per ASN: 17.91
APNIC Region origin ASes announcing only one prefix: 801
APNIC Region transit ASes present in the Internet Routing Table: 474
Average APNIC Region AS path length visible: 4.1
Max APNIC Region AS path length visible: 20
Number of APNIC addresses announced to Internet: 323014876
Equivalent to 19 /8s, 64 /16s and 208 /24s
Percentage of available APNIC address space announced: 73.9
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, 114/7, 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: 112781
Total ARIN prefixes after maximum aggregation: 64055
ARIN Deaggregation factor: 1.76
Prefixes being announced from the ARIN address blocks: 83160
Unique aggregates announced from the ARIN address blocks: 32529
ARIN Region origin ASes present in the Internet Routing Table: 11933
ARIN Prefixes per ASN: 6.97
ARIN Region origin ASes announcing only one prefix: 4595
ARIN Region transit ASes present in the Internet Routing Table: 1173
Average ARIN Region AS path length visible: 3.9
Max ARIN Region AS path length visible: 22
Number of ARIN addresses announced to Internet: 349737760
Equivalent to 20 /8s, 216 /16s and 147 /24s
Percentage of available ARIN address space announced: 77.2
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: 50177
Total RIPE prefixes after maximum aggregation: 31788
RIPE Deaggregation factor: 1.58
Prefixes being announced from the RIPE address blocks: 47157
Unique aggregates announced from the RIPE address blocks: 30331
RIPE Region origin ASes present in the Internet Routing Table: 10437
RIPE Prefixes per ASN: 4.52
RIPE Region origin ASes announcing only one prefix: 5509
RIPE Region transit ASes present in the Internet Routing Table: 1664
Average RIPE Region AS path length visible: 4.0
Max RIPE Region AS path length visible: 22
Number of RIPE addresses announced to Internet: 334310944
Equivalent to 19 /8s, 237 /16s and 46 /24s
Percentage of available RIPE address space announced: 76.6
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
40960-45055
RIPE Address Blocks 62/8, 77/8, 78/7, 80/4, 193/8, 194/7, 212/7
and 217/8
LACNIC Region Analysis Summary
------------------------------
Prefixes being announced by LACNIC Region ASes: 17558
Total LACNIC prefixes after maximum aggregation: 4585
LACNIC Deaggregation factor: 3.83
Prefixes being announced from the LACNIC address blocks: 15550
Unique aggregates announced from the LACNIC address blocks: 8785
LACNIC Region origin ASes present in the Internet Routing Table: 868
LACNIC Prefixes per ASN: 17.91
LACNIC Region origin ASes announcing only one prefix: 273
LACNIC Region transit ASes present in the Internet Routing Table: 153
Average LACNIC Region AS path length visible: 4.8
Max LACNIC Region AS path length visible: 67
Number of LACNIC addresses announced to Internet: 44824832
Equivalent to 2 /8s, 171 /16s and 249 /24s
Percentage of available LACNIC address space announced: 44.5
LACNIC AS Blocks 26592-26623, 27648-28671, plus ERX transfers
LACNIC Address Blocks 186/7, 189/8, 190/8, 200/7
AfriNIC Region Analysis Summary
-------------------------------
Prefixes being announced by AfriNIC Region ASes: 3335
Total AfriNIC prefixes after maximum aggregation: 1100
AfriNIC Deaggregation factor: 3.03
Prefixes being announced from the AfriNIC address blocks: 2399
Unique aggregates announced from the AfriNIC address blocks: 1397
AfriNIC Region origin ASes present in the Internet Routing Table: 213
AfriNIC Prefixes per ASN: 11.26
AfriNIC Region origin ASes announcing only one prefix: 68
AfriNIC Region transit ASes present in the Internet Routing Table: 40
Average AfriNIC Region AS path length visible: 4.1
Max AfriNIC Region AS path length visible: 14
Number of AfriNIC addresses announced to Internet: 7632384
Equivalent to 0 /8s, 116 /16s and 118 /24s
Percentage of available AfriNIC address space announced: 22.7
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
4538 2767 2974 36 China Education and Research
4755 1472 383 67 Videsh Sanchar Nigam Ltd. Aut
9583 1119 108 15 Sify Limited
4134 1097 11531 298 CHINANET-BACKBONE
9498 1005 550 66 BHARTI BT INTERNET LTD.
23577 913 34 787 Korea Telecom (ATM-MPLS)
17488 872 56 70 Hathway IP Over Cable Interne
4766 816 5473 327 Korea Telecom (KIX)
7545 723 159 121 TPG Internet Pty Ltd
18101 607 119 52 Reliance Infocom Ltd Internet
1221 594 1951 438 Telstra Pty Ltd
9829 531 1313 10 BSNL National Internet Backbo
4812 523 858 76 China Telecom (Shanghai)
4668 518 68 10 LG-EDS Systems Inc.
4808 508 808 123 CNCGROUP IP network: China169
17676 504 10919 64 Softbank BB Corp.
4802 487 133 141 Wantree Development
7474 456 202 267 SingTel Optus Pty Ltd
9443 442 121 73 Primus Telecommunications
9942 419 74 109 COMindico Australia
RIPE Region per AS prefix count summary
---------------------------------------
ASN No of nets /20 equiv MaxAgg Description
702 470 1903 383 UUNET - Commercial IP service
8551 348 334 33 Bezeq International
9116 334 168 28 Goldenlines main autonomous s
3301 317 1441 294 TeliaNet Sweden
3320 315 6035 262 Deutsche Telekom AG
1273 280 307 106 Cable & Wireless Deutschland
6746 274 129 251 Dynamic Network Technologies,
8708 270 421 242 Romania Data Systems S.A.
680 268 2045 254 DFN-IP service G-WiN
8866 268 62 25 Bulgarian Telecommunication C
3215 264 2504 99 France Telecom Transpac
8220 259 445 239 COLT Telecommunications
5089 236 1658 54 NTL Group Limited
3352 233 1916 40 Ibernet, Internet Access Netw
3269 228 2935 75 TELECOM ITALIA
9121 213 1442 25 TTnet Autonomous System
8452 210 188 7 TEDATA
3300 209 172 97 AUCS Communications Services
1257 206 1194 176 SWIPnet Swedish IP Network
3246 196 257 183 Song Networks
ARIN Region per AS prefix count summary
---------------------------------------
ASN No of nets /20 equiv MaxAgg Description
7018 1489 6137 995 AT&T WorldNet Services
4323 1348 1010 356 Time Warner Telecom
2386 1241 614 763 AT&T Data Communications Serv
11492 1160 118 40 Cable One
6478 1117 328 198 AT&T Worldnet Services
6197 1032 718 508 BellSouth Network Solutions,
18566 1028 288 9 Covad Communications
174 993 6803 847 Cogent Communications
7011 966 288 558 Citizens Utilities
701 884 6546 691 UUNET Technologies, Inc.
20115 846 773 464 Charter Communications
3561 818 2325 379 Savvis
22773 800 2133 54 Cox Communications, Inc.
19262 796 2854 187 Verizon Global Networks
1239 794 2713 555 Sprint
3356 754 10891 395 Level 3 Communications, LLC
209 717 3782 562 Qwest
5668 663 176 17 CenturyTel Internet Holdings,
15270 605 161 39 PaeTec.net -a division of Pae
577 593 843 208 Bell Advanced Communications
Global Per AS Maximum Aggr summary
----------------------------------
ASN No of nets Net Savings Description
4755 1472 1405 Videsh Sanchar Nigam Ltd. Aut
11492 1160 1120 Cable One
9583 1119 1104 Sify Limited
18566 1028 1019 Covad Communications
4323 1348 992 Time Warner Telecom
9498 1005 939 BHARTI BT INTERNET LTD.
6478 1117 919 AT&T Worldnet Services
8151 1055 840 UniNet S.A. de C.V.
17488 872 802 Hathway IP Over Cable Interne
4134 1097 799 CHINANET-BACKBONE
22773 800 746 Cox Communications, Inc.
5668 663 646 CenturyTel Internet Holdings,
19262 796 609 Verizon Global Networks
7545 723 602 TPG Internet Pty Ltd
15270 605 566 PaeTec.net -a division of Pae
18101 607 555 Reliance Infocom Ltd Internet
6517 588 555 Yipes Communications, Inc.
6197 1032 524 BellSouth Network Solutions,
19916 569 522 OLM LLC
9829 531 521 BSNL National Internet Backbo
List of Unregistered Origin ASNs (Global)
-----------------------------------------
Bad AS Designation Network Transit AS Description
64250 RESERVED 59.144.44.0/24 9498 BHARTI BT INTERNET L
65100 PRIVATE 80.10.250.0/24 3215 France Telecom Trans
64250 RESERVED 122.167.64.0/19 9498 BHARTI BT INTERNET L
64250 RESERVED 122.167.96.0/20 9498 BHARTI BT INTERNET L
64250 RESERVED 122.167.112.0/21 9498 BHARTI BT INTERNET L
64250 RESERVED 122.167.176.0/21 9498 BHARTI BT INTERNET L
64250 RESERVED 122.167.188.0/22 9498 BHARTI BT INTERNET L
64250 RESERVED 122.167.192.0/22 9498 BHARTI BT INTERNET L
64250 RESERVED 122.167.196.0/22 9498 BHARTI BT INTERNET L
64250 RESERVED 122.167.200.0/22 9498 BHARTI BT INTERNET L
64250 RESERVED 122.167.204.0/22 9498 BHARTI BT INTERNET L
64250 RESERVED 122.167.208.0/22 9498 BHARTI BT INTERNET L
64250 RESERVED 122.167.212.0/22 9498 BHARTI BT INTERNET L
64250 RESERVED 122.167.216.0/22 9498 BHARTI BT INTERNET L
64250 RESERVED 122.167.220.0/22 9498 BHARTI BT INTERNET L
64250 RESERVED 122.167.240.0/23 9498 BHARTI BT INTERNET L
64250 RESERVED 122.167.242.0/23 9498 BHARTI BT INTERNET L
64250 RESERVED 122.167.244.0/23 9498 BHARTI BT INTERNET L
64250 RESERVED 122.167.246.0/23 9498 BHARTI BT INTERNET L
64250 RESERVED 122.171.0.0/24 9498 BHARTI BT INTERNET L
64250 RESERVED 122.171.1.0/24 9498 BHARTI BT INTERNET L
65100 PRIVATE 129.6.112.0/24 10886 University of Maryla
64635 PRIVATE 148.147.0.0/16 18676 Avaya Inc.
64626 PRIVATE 155.184.0.0/16 18676 Avaya Inc.
65016 PRIVATE 155.248.0.0/16 5483 Hungarian Telecom
65100 PRIVATE 193.253.152.0/24 3215 France Telecom Trans
64527 PRIVATE 194.149.115.64/28 6721 The Terminal Bar: In
64532 PRIVATE 195.22.48.64/27 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
64540 PRIVATE 195.47.75.48/28 6721 The Terminal Bar: In
64540 PRIVATE 195.47.75.64/28 6721 The Terminal Bar: In
64516 PRIVATE 195.47.88.128/25 6721 The Terminal Bar: In
65002 PRIVATE 198.128.4.0/24 292 Energy Sciences Netw
65001 PRIVATE 198.128.15.96/27 293 Energy Sciences Netw
65002 PRIVATE 198.129.33.36/32 292 Energy Sciences Netw
65001 PRIVATE 198.129.44.28/32 293 Energy Sciences Netw
65002 PRIVATE 198.129.224.96/29 292 Energy Sciences Netw
65002 PRIVATE 198.129.252.32/30 292 Energy Sciences Netw
65002 PRIVATE 198.129.252.112/30 292 Energy Sciences Netw
65002 PRIVATE 198.129.252.116/30 292 Energy Sciences Netw
65002 PRIVATE 198.129.252.120/30 292 Energy Sciences Netw
65000 PRIVATE 216.136.11.0/24 27182 Peregrine Capital Ma
65001 PRIVATE 216.240.208.0/20 6325 Illinois Century Net
64512 PRIVATE 217.134.164.0/22 5428 Energis Communicatio
64512 PRIVATE 217.134.168.0/21 5428 Energis Communicatio
64512 PRIVATE 217.134.176.0/21 5428 Energis Communicatio
64512 PRIVATE 217.134.184.0/22 5428 Energis Communicatio
Prefixes from private and non-routed address space (Global)
-----------------------------------------------------------
Prefix Origin AS Description
172.31.46.0/24 38416 KRNIC
192.0.2.0/24 2854 RoSprint AS (Global One Russi
192.168.253.0/24 4323 Time Warner Telecom
Advertised Unallocated Addresses
--------------------------------
Network Origin AS Description
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 /8:18 /9:9 /10:16 /11:38 /12:136
/13:274 /14:486 /15:957 /16:9799 /17:4263 /18:6803
/19:14777 /20:17689 /21:15843 /22:20206 /23:21218 /24:126371
/25:919 /26:1135 /27:628 /28:271 /29:192 /30:266
/31:0 /32:71
Advertised prefixes smaller than registry allocations
-----------------------------------------------------
ASN No of nets Total ann. Description
11492 1151 1160 Cable One
6478 1116 1117 AT&T Worldnet Services
18566 1010 1028 Covad Communications
9583 954 1119 Sify Limited
2386 932 1241 AT&T Data Communications Serv
4538 932 2767 China Education and Research
23577 904 913 Korea Telecom (ATM-MPLS)
7011 853 966 Citizens Utilities
4755 843 1472 Videsh Sanchar Nigam Ltd. Aut
7018 821 1489 AT&T WorldNet Services
6197 776 1032 BellSouth Network Solutions,
9498 692 1005 BHARTI BT INTERNET LTD.
17488 687 872 Hathway IP Over Cable Interne
4766 607 816 Korea Telecom (KIX)
4323 568 1348 Time Warner Telecom
15270 568 605 PaeTec.net -a division of Pae
19916 564 569 OLM LLC
6517 543 588 Yipes Communications, Inc.
5668 521 663 CenturyTel Internet Holdings,
4668 508 518 LG-EDS Systems Inc.
Number of /24s announced per /8 block (Global)
----------------------------------------------
4:8 8:88 12:1813 13:1 15:19 16:3
17:5 18:13 20:36 24:1013 25:1 32:174
33:3 38:359 40:64 41:347 43:6 44:2
47:8 52:3 55:3 56:3 57:42 58:506
59:424 60:380 61:988 62:969 63:1995 64:3371
65:2433 66:3629 67:849 68:678 69:2006 70:483
71:121 72:1414 73:6 74:741 75:320 76:158
77:416 78:253 79:6 80:842 81:799 82:604
83:362 84:635 85:810 86:337 87:581 88:286
89:1023 90:38 91:701 92:4 96:1 97:6
98:10 116:416 117:204 118:39 121:327 122:632
123:193 124:703 125:1036 128:306 129:196 130:138
131:367 132:60 133:9 134:194 135:34 136:188
137:86 138:156 139:105 140:516 141:145 142:372
143:254 144:316 145:46 146:327 147:130 148:530
149:189 150:113 151:137 152:91 153:121 154:12
155:261 156:162 157:225 158:159 159:195 160:142
161:99 162:189 163:184 164:506 165:401 166:302
167:306 168:501 169:126 170:406 171:22 172:4
189:102 190:1215 192:5748 193:4011 194:3280 195:2555
196:997 198:3882 199:3230 200:5229 201:1225 202:7842
203:7869 204:3970 205:2028 206:2415 207:2825 208:2950
209:3615 210:2801 211:1206 212:1368 213:1542 214:418
215:44 216:4143 217:1195 218:388 219:464 220:1015
221:413 222:309
End of report
Routing Table Report 04:00 +10GMT Tue 30 Oct, 2007
Report Website: http://thyme.apnic.net
This report: http://thyme.apnic.net/ap-data/2007/10/30/0400
Analysis Summary
----------------
BGP routing table entries examined: 235997
Prefixes after maximum aggregation: 121946
Deaggregation factor: 1.94
Unique aggregates announced to Internet: 114188
Total ASes present in the Internet Routing Table: 26575
Prefixes per ASN: 8.88
Origin-only ASes present in the Internet Routing Table: 23150
Origin ASes announcing only one prefix: 11280
Transit ASes present in the Internet Routing Table: 3425
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: 25
Max AS path prepend of ASN (35389) 16
Prefixes from unregistered ASNs in the Routing Table: 27
Unregistered ASNs in the Routing Table: 6
Prefixes from 32-bit ASNs in the Routing Table: 8
Special use prefixes present in the Routing Table: 0
Prefixes being announced from unallocated address space: 10
Number of addresses announced to Internet: 1783172736
Equivalent to 106 /8s, 73 /16s and 14 /24s
Percentage of available address space announced: 48.1
Percentage of allocated address space announced: 61.5
Percentage of available address space allocated: 78.2
Total number of prefixes smaller than registry allocations: 109503
APNIC Region Analysis Summary
-----------------------------
Prefixes being announced by APNIC Region ASes: 55108
Total APNIC prefixes after maximum aggregation: 20726
APNIC Deaggregation factor: 2.66
Prefixes being announced from the APNIC address blocks: 52029
Unique aggregates announced from the APNIC address blocks: 21993
APNIC Region origin ASes present in the Internet Routing Table: 3081
APNIC Prefixes per ASN: 16.89
APNIC Region origin ASes announcing only one prefix: 806
APNIC Region transit ASes present in the Internet Routing Table: 472
Average APNIC Region AS path length visible: 3.6
Max APNIC Region AS path length visible: 15
Number of APNIC addresses announced to Internet: 322950592
Equivalent to 19 /8s, 63 /16s and 213 /24s
Percentage of available APNIC address space announced: 73.9
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, 114/7, 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: 110918
Total ARIN prefixes after maximum aggregation: 63822
ARIN Deaggregation factor: 1.74
Prefixes being announced from the ARIN address blocks: 81997
Unique aggregates announced from the ARIN address blocks: 32498
ARIN Region origin ASes present in the Internet Routing Table: 11917
ARIN Prefixes per ASN: 6.88
ARIN Region origin ASes announcing only one prefix: 4597
ARIN Region transit ASes present in the Internet Routing Table: 1095
Average ARIN Region AS path length visible: 3.4
Max ARIN Region AS path length visible: 15
Number of ARIN addresses announced to Internet: 349547904
Equivalent to 20 /8s, 213 /16s and 173 /24s
Percentage of available ARIN address space announced: 77.2
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: 49249
Total RIPE prefixes after maximum aggregation: 31744
RIPE Deaggregation factor: 1.55
Prefixes being announced from the RIPE address blocks: 46231
Unique aggregates announced from the RIPE address blocks: 30478
RIPE Region origin ASes present in the Internet Routing Table: 10417
RIPE Prefixes per ASN: 4.44
RIPE Region origin ASes announcing only one prefix: 5532
RIPE Region transit ASes present in the Internet Routing Table: 1635
Average RIPE Region AS path length visible: 4.0
Max RIPE Region AS path length visible: 25
Number of RIPE addresses announced to Internet: 334820992
Equivalent to 19 /8s, 244 /16s and 246 /24s
Percentage of available RIPE address space announced: 76.8
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
40960-45055
RIPE Address Blocks 62/8, 77/8, 78/7, 80/4, 193/8, 194/7, 212/7
and 217/8
LACNIC Region Analysis Summary
------------------------------
Prefixes being announced by LACNIC Region ASes: 17441
Total LACNIC prefixes after maximum aggregation: 4564
LACNIC Deaggregation factor: 3.82
Prefixes being announced from the LACNIC address blocks: 15496
Unique aggregates announced from the LACNIC address blocks: 8780
LACNIC Region origin ASes present in the Internet Routing Table: 866
LACNIC Prefixes per ASN: 17.89
LACNIC Region origin ASes announcing only one prefix: 276
LACNIC Region transit ASes present in the Internet Routing Table: 148
Average LACNIC Region AS path length visible: 4.0
Max LACNIC Region AS path length visible: 19
Number of LACNIC addresses announced to Internet: 44814848
Equivalent to 2 /8s, 171 /16s and 210 /24s
Percentage of available LACNIC address space announced: 44.5
LACNIC AS Blocks 26592-26623, 27648-28671, plus ERX transfers
LACNIC Address Blocks 186/7, 189/8, 190/8, 200/7
AfriNIC Region Analysis Summary
-------------------------------
Prefixes being announced by AfriNIC Region ASes: 3245
Total AfriNIC prefixes after maximum aggregation: 1074
AfriNIC Deaggregation factor: 3.02
Prefixes being announced from the AfriNIC address blocks: 2331
Unique aggregates announced from the AfriNIC address blocks: 1399
AfriNIC Region origin ASes present in the Internet Routing Table: 213
AfriNIC Prefixes per ASN: 10.94
AfriNIC Region origin ASes announcing only one prefix: 69
AfriNIC Region transit ASes present in the Internet Routing Table: 40
Average AfriNIC Region AS path length visible: 3.7
Max AfriNIC Region AS path length visible: 14
Number of AfriNIC addresses announced to Internet: 7633152
Equivalent to 0 /8s, 116 /16s and 121 /24s
Percentage of available AfriNIC address space announced: 22.7
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 1471 383 67 Videsh Sanchar Nigam Ltd. Aut
9583 1119 108 15 Sify Limited
4134 1098 11539 299 CHINANET-BACKBONE
9498 1005 550 66 BHARTI BT INTERNET LTD.
17488 872 56 70 Hathway IP Over Cable Interne
4766 815 5473 327 Korea Telecom (KIX)
23577 780 34 681 Korea Telecom (ATM-MPLS)
7545 718 159 120 TPG Internet Pty Ltd
18101 608 119 52 Reliance Infocom Ltd Internet
1221 545 1951 424 Telstra Pty Ltd
9829 530 1312 9 BSNL National Internet Backbo
4812 523 858 76 China Telecom (Shanghai)
4668 518 68 10 LG-EDS Systems Inc.
17676 504 10919 64 Softbank BB Corp.
4808 498 793 119 CNCGROUP IP network: China169
4802 487 133 141 Wantree Development
9443 441 121 72 Primus Telecommunications
7474 380 202 266 SingTel Optus Pty Ltd
17974 364 142 16 PT TELEKOMUNIKASI INDONESIA
4837 358 5065 169 chinanet IDC center beijing n
ARIN Region per AS prefix count summary
---------------------------------------
ASN No of nets /20 equiv MaxAgg Description
7018 1501 6146 1006 AT&T WorldNet Services
4323 1346 1009 357 Time Warner Telecom
2386 1243 629 754 AT&T Data Communications Serv
11492 1156 117 39 Cable One
6478 1115 328 197 AT&T Worldnet Services
6197 1030 718 508 BellSouth Network Solutions,
18566 1028 288 9 Covad Communications
174 993 6803 847 Cogent Communications
7011 967 289 558 Citizens Utilities
701 886 6557 693 UUNET Technologies, Inc.
20115 848 774 465 Charter Communications
22773 800 2133 54 Cox Communications, Inc.
1239 799 2729 557 Sprint
19262 792 2853 183 Verizon Global Networks
3356 764 10891 398 Level 3 Communications, LLC
209 730 3784 574 Qwest
5668 663 176 17 CenturyTel Internet Holdings,
3561 591 2325 377 Savvis
6517 589 163 34 Yipes Communications, Inc.
1785 585 395 247 AppliedTheory Corporation
RIPE Region per AS prefix count summary
---------------------------------------
ASN No of nets /20 equiv MaxAgg Description
702 471 1919 384 UUNET - Commercial IP service
9116 334 168 28 Goldenlines main autonomous s
3301 317 1441 294 TeliaNet Sweden
3320 316 6035 263 Deutsche Telekom AG
8551 310 298 41 Bezeq International
6746 274 129 251 Dynamic Network Technologies,
8708 271 421 243 Romania Data Systems S.A.
8866 269 62 25 Bulgarian Telecommunication C
680 268 2045 254 DFN-IP service G-WiN
3215 264 2504 99 France Telecom Transpac
8220 257 445 238 COLT Telecommunications
3352 233 1916 40 Ibernet, Internet Access Netw
3269 228 2935 75 TELECOM ITALIA
8452 219 188 7 TEDATA
9121 212 1442 25 TTnet Autonomous System
3300 199 172 95 AUCS Communications Services
12479 194 578 6 Uni2 Autonomous System
1257 193 1194 176 SWIPnet Swedish IP Network
3246 193 257 183 Song Networks
3292 193 1380 177 TDC Tele Danmark
LACNIC Region per AS prefix count summary
-----------------------------------------
ASN No of nets /20 equiv MaxAgg Description
8151 1054 2196 215 UniNet S.A. de C.V.
11830 514 299 9 Instituto Costarricense de El
16814 427 27 10 NSS, S.A.
14522 380 32 7 SatNet S.A.
11172 374 114 60 Servicios Alestra S.A de C.V
7303 361 176 52 Telecom Argentina Stet-France
6471 348 75 37 ENTEL CHILE S.A.
22047 317 246 13 VTR PUNTO NET S.A.
14117 285 19 15 Telefonica del Sur S.A.
10620 265 73 27 TVCABLE BOGOTA
10481 261 104 9 Prima S.A.
6147 241 182 20 Telefonica Del Peru
11556 237 128 4 Cable-Wireless Panama
6503 214 187 84 AVANTEL, S.A.
23216 213 17 47 RAMtelecom Telecomunicaciones
7738 204 538 24 Telecomunicacoes da Bahia S.A
28573 200 314 27 NET Servicos de Comunicao S.A
8163 183 11 8 METROTEL REDES S.A.
21826 181 32 50 INTERCABLE
20299 180 25 30 NEWCOM AMERICAS
AfriNIC Region per AS prefix count summary
------------------------------------------
ASN No of nets /20 equiv MaxAgg Description
24863 376 58 38 LINKdotNET AS number
3741 287 869 225 The Internet Solution
20858 195 34 3 EgyNet
6713 143 135 11 Itissalat Al-MAGHRIB
2018 140 299 115 Tertiary Education Network
33783 127 8 11 EEPAD TISP TELECOM & INTERNET
5536 124 8 10 Internet Egypt Network
33776 100 6 3 Starcomms Nigeria Limited
24835 88 48 6 RAYA Telecom - Egypt
15475 77 84 4 Nile Online
2905 75 174 72 The Internetworking Company o
23889 73 24 15 MAURITIUS TELECOM
20484 63 5 5 Yalla Online Autonomous Syste
15706 55 12 4 Sudatel Internet Exchange Aut
29571 53 11 7 Ci Telecom Autonomous system
33774 48 33 26 AS Number for Telecom Algeria
5713 46 294 36 Telkom SA Ltd
16637 42 21 29 Johnnic e-Ventures
25543 37 3 4 ONATEL/FasoNet's Autonomous S
12455 36 6 3 Jambonet Autonomous system
Global Per AS Maximum Aggr summary
----------------------------------
ASN No of nets Net Savings Description
4755 1471 1404 Videsh Sanchar Nigam Ltd. Aut
11492 1156 1117 Cable One
9583 1119 1104 Sify Limited
18566 1028 1019 Covad Communications
4323 1346 989 Time Warner Telecom
9498 1005 939 BHARTI BT INTERNET LTD.
6478 1115 918 AT&T Worldnet Services
8151 1054 839 UniNet S.A. de C.V.
17488 872 802 Hathway IP Over Cable Interne
4134 1098 799 CHINANET-BACKBONE
22773 800 746 Cox Communications, Inc.
5668 663 646 CenturyTel Internet Holdings,
19262 792 609 Verizon Global Networks
7545 718 598 TPG Internet Pty Ltd
18101 608 556 Reliance Infocom Ltd Internet
6517 589 555 Yipes Communications, Inc.
6197 1030 522 BellSouth Network Solutions,
19916 569 522 OLM LLC
9829 530 521 BSNL National Internet Backbo
4668 518 508 LG-EDS Systems Inc.
List of Unregistered Origin ASNs (Global)
-----------------------------------------
Bad AS Designation Network Transit AS Description
64250 RESERVED 59.144.44.0/24 9498 BHARTI BT INTERNET L
64999 PRIVATE 78.24.120.0/23 3257 Tiscali Intl Network
64999 PRIVATE 78.24.122.0/23 3257 Tiscali Intl Network
64999 PRIVATE 78.24.124.0/24 3257 Tiscali Intl Network
64999 PRIVATE 78.24.125.0/24 3257 Tiscali Intl Network
64999 PRIVATE 78.24.126.0/24 3257 Tiscali Intl Network
64999 PRIVATE 78.24.127.0/24 3257 Tiscali Intl Network
64250 RESERVED 122.167.64.0/19 9498 BHARTI BT INTERNET L
64250 RESERVED 122.167.96.0/20 9498 BHARTI BT INTERNET L
64250 RESERVED 122.167.112.0/21 9498 BHARTI BT INTERNET L
64250 RESERVED 122.167.176.0/21 9498 BHARTI BT INTERNET L
64250 RESERVED 122.167.188.0/22 9498 BHARTI BT INTERNET L
64250 RESERVED 122.167.192.0/22 9498 BHARTI BT INTERNET L
64250 RESERVED 122.167.196.0/22 9498 BHARTI BT INTERNET L
64250 RESERVED 122.167.200.0/22 9498 BHARTI BT INTERNET L
64250 RESERVED 122.167.204.0/22 9498 BHARTI BT INTERNET L
64250 RESERVED 122.167.208.0/22 9498 BHARTI BT INTERNET L
64250 RESERVED 122.167.212.0/22 9498 BHARTI BT INTERNET L
64250 RESERVED 122.167.216.0/22 9498 BHARTI BT INTERNET L
64250 RESERVED 122.167.220.0/22 9498 BHARTI BT INTERNET L
64250 RESERVED 122.167.240.0/23 9498 BHARTI BT INTERNET L
64250 RESERVED 122.167.242.0/23 9498 BHARTI BT INTERNET L
64250 RESERVED 122.167.244.0/23 9498 BHARTI BT INTERNET L
64250 RESERVED 122.167.246.0/23 9498 BHARTI BT INTERNET L
64250 RESERVED 122.171.0.0/24 9498 BHARTI BT INTERNET L
64250 RESERVED 122.171.1.0/24 9498 BHARTI BT INTERNET L
65000 PRIVATE 216.136.11.0/24 27182 Peregrine Capital Ma
Advertised Unallocated Addresses
--------------------------------
Network Origin AS Description
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 /8:18 /9:9 /10:16 /11:38 /12:136
/13:269 /14:480 /15:947 /16:9700 /17:4158 /18:6679
/19:14432 /20:16660 /21:15477 /22:19804 /23:20770 /24:123952
/25:776 /26:1020 /27:544 /28:99 /29:5 /30:0
/31:0 /32:8
Advertised prefixes smaller than registry allocations
-----------------------------------------------------
ASN No of nets Total ann. Description
11492 1148 1156 Cable One
6478 1114 1115 AT&T Worldnet Services
18566 1010 1028 Covad Communications
9583 954 1119 Sify Limited
2386 933 1243 AT&T Data Communications Serv
7011 854 967 Citizens Utilities
4755 843 1471 Videsh Sanchar Nigam Ltd. Aut
7018 826 1501 AT&T WorldNet Services
6197 774 1030 BellSouth Network Solutions,
23577 771 780 Korea Telecom (ATM-MPLS)
9498 692 1005 BHARTI BT INTERNET LTD.
17488 687 872 Hathway IP Over Cable Interne
4766 606 815 Korea Telecom (KIX)
4323 568 1346 Time Warner Telecom
19916 564 569 OLM LLC
6517 544 589 Yipes Communications, Inc.
5668 521 663 CenturyTel Internet Holdings,
18101 509 608 Reliance Infocom Ltd Internet
4668 508 518 LG-EDS Systems Inc.
855 443 543 Canadian Research Network
Number of /24s announced per /8 block (Global)
----------------------------------------------
4:8 8:87 12:1797 15:19 16:3 17:5
18:13 20:36 24:987 25:1 32:57 33:3
38:359 40:64 41:347 44:2 47:8 52:3
55:3 56:3 57:21 58:473 59:415 60:380
61:983 62:920 63:1980 64:3285 65:2371 66:3572
67:848 68:674 69:2002 70:467 71:108 72:1410
73:6 74:734 75:263 76:154 77:415 78:252
79:1 80:854 81:789 82:577 83:354 84:631
85:828 86:349 87:579 88:286 89:1045 90:39
91:689 92:4 96:1 97:6 98:9 116:414
117:204 118:40 121:325 122:631 123:206 124:703
125:1034 128:277 129:195 130:138 131:366 132:55
133:9 134:193 135:34 136:188 137:82 138:156
139:76 140:507 141:145 142:371 143:254 144:316
145:46 146:327 147:130 148:486 149:187 150:112
151:137 152:92 153:121 154:11 155:266 156:162
157:224 158:159 159:195 160:142 161:99 162:189
163:183 164:500 165:399 166:290 167:308 168:496
169:126 170:407 171:22 172:3 189:102 190:1215
192:5709 193:3996 194:3209 195:2459 196:946 198:3795
199:3226 200:5230 201:1224 202:7428 203:7816 204:3977
205:2017 206:2418 207:2790 208:2916 209:3588 210:2482
211:1077 212:1344 213:1517 214:417 215:44 216:4100
217:1192 218:319 219:394 220:1015 221:409 222:264
End of report
Routing Table Report 00:00 GMT Mon 29 Oct, 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/2007/10/29
Analysis Summary
----------------
BGP routing table entries examined: 242494
Prefixes after maximum aggregation: 122569
Deaggregation factor: 1.98
Unique aggregates announced to Internet: 114068
Total ASes present in the Internet Routing Table: 26643
Prefixes per ASN: 9.10
Origin-only ASes present in the Internet Routing Table: 23093
Origin ASes announcing only one prefix: 11265
Transit ASes present in the Internet Routing Table: 3550
Transit-only ASes present in the Internet Routing Table: 87
Average AS path length visible in the Internet Routing Table: 4.0
Max AS path length visible: 28
Max AS path prepend of ASN (43329) 20
Prefixes from unregistered ASNs in the Routing Table: 50
Unregistered ASNs in the Routing Table: 22
Prefixes from 32-bit ASNs in the Routing Table: 8
Special use prefixes present in the Routing Table: 3
Prefixes being announced from unallocated address space: 10
Number of addresses announced to Internet: 1783182396
Equivalent to 106 /8s, 73 /16s and 52 /24s
Percentage of available address space announced: 48.1
Percentage of allocated address space announced: 62.3
Percentage of available address space allocated: 77.3
Total number of prefixes smaller than registry allocations: 112850
APNIC Region Analysis Summary
-----------------------------
Prefixes being announced by APNIC Region ASes: 58473
Total APNIC prefixes after maximum aggregation: 20991
APNIC Deaggregation factor: 2.79
Prefixes being announced from the APNIC address blocks: 55287
Unique aggregates announced from the APNIC address blocks: 21978
APNIC Region origin ASes present in the Internet Routing Table: 3088
APNIC Prefixes per ASN: 17.90
APNIC Region origin ASes announcing only one prefix: 802
APNIC Region transit ASes present in the Internet Routing Table: 473
Average APNIC Region AS path length visible: 4.1
Max APNIC Region AS path length visible: 16
Number of APNIC addresses announced to Internet: 322970836
Equivalent to 19 /8s, 64 /16s and 36 /24s
Percentage of available APNIC address space announced: 80.0
APNIC AS Blocks 4608-4864, 7467-7722, 9216-10239, 17408-18431
(pre-ERX allocations) 23552-24575, 37888-38911
APNIC Address Blocks 58/7, 60/7, 116/6, 120/6, 124/7, 126/8, 202/7
210/7, 218/7, 220/7 and 222/8
ARIN Region Analysis Summary
----------------------------
Prefixes being announced by ARIN Region ASes: 112762
Total ARIN prefixes after maximum aggregation: 64030
ARIN Deaggregation factor: 1.76
Prefixes being announced from the ARIN address blocks: 83190
Unique aggregates announced from the ARIN address blocks: 32518
ARIN Region origin ASes present in the Internet Routing Table: 11935
ARIN Prefixes per ASN: 6.97
ARIN Region origin ASes announcing only one prefix: 4589
ARIN Region transit ASes present in the Internet Routing Table: 1170
Average ARIN Region AS path length visible: 3.9
Max ARIN Region AS path length visible: 22
Number of ARIN addresses announced to Internet: 349712672
Equivalent to 20 /8s, 216 /16s and 49 /24s
Percentage of available ARIN address space announced: 77.2
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: 50274
Total RIPE prefixes after maximum aggregation: 31879
RIPE Deaggregation factor: 1.58
Prefixes being announced from the RIPE address blocks: 47245
Unique aggregates announced from the RIPE address blocks: 30474
RIPE Region origin ASes present in the Internet Routing Table: 10448
RIPE Prefixes per ASN: 4.52
RIPE Region origin ASes announcing only one prefix: 5524
RIPE Region transit ASes present in the Internet Routing Table: 1659
Average RIPE Region AS path length visible: 3.9
Max RIPE Region AS path length visible: 22
Number of RIPE addresses announced to Internet: 334299680
Equivalent to 19 /8s, 237 /16s and 2 /24s
Percentage of available RIPE address space announced: 76.6
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
40960-45055
RIPE Address Blocks 62/8, 77/8, 78/7, 80/4, 193/8, 194/7, 212/7
and 217/8
LACNIC Region Analysis Summary
------------------------------
Prefixes being announced by LACNIC Region ASes: 17593
Total LACNIC prefixes after maximum aggregation: 4553
LACNIC Deaggregation factor: 3.86
Prefixes being announced from the LACNIC address blocks: 15588
Unique aggregates announced from the LACNIC address blocks: 8631
LACNIC Region origin ASes present in the Internet Routing Table: 869
LACNIC Prefixes per ASN: 17.94
LACNIC Region origin ASes announcing only one prefix: 278
LACNIC Region transit ASes present in the Internet Routing Table: 152
Average LACNIC Region AS path length visible: 4.8
Max LACNIC Region AS path length visible: 28
Number of LACNIC addresses announced to Internet: 44842240
Equivalent to 2 /8s, 172 /16s and 61 /24s
Percentage of available LACNIC address space announced: 44.5
LACNIC AS Blocks 26592-26623, 27648-28671, plus ERX transfers
LACNIC Address Blocks 186/7, 189/8, 190/8, 200/7
AfriNIC Region Analysis Summary
-------------------------------
Prefixes being announced by AfriNIC Region ASes: 3334
Total AfriNIC prefixes after maximum aggregation: 1100
AfriNIC Deaggregation factor: 3.03
Prefixes being announced from the AfriNIC address blocks: 2405
Unique aggregates announced from the AfriNIC address blocks: 1398
AfriNIC Region origin ASes present in the Internet Routing Table: 215
AfriNIC Prefixes per ASN: 11.19
AfriNIC Region origin ASes announcing only one prefix: 72
AfriNIC Region transit ASes present in the Internet Routing Table: 38
Average AfriNIC Region AS path length visible: 4.1
Max AfriNIC Region AS path length visible: 14
Number of AfriNIC addresses announced to Internet: 7634432
Equivalent to 0 /8s, 116 /16s and 126 /24s
Percentage of available AfriNIC address space announced: 22.8
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
4538 2768 2974 36 China Education and Research
4755 1473 383 67 Videsh Sanchar Nigam Ltd. Aut
9583 1118 108 15 Sify Limited
4134 1097 11531 298 CHINANET-BACKBONE
9498 1014 550 68 BHARTI BT INTERNET LTD.
23577 913 34 787 Korea Telecom (ATM-MPLS)
17488 855 55 67 Hathway IP Over Cable Interne
4766 816 5473 327 Korea Telecom (KIX)
7545 722 159 119 TPG Internet Pty Ltd
18101 606 119 51 Reliance Infocom Ltd Internet
1221 594 1951 439 Telstra Pty Ltd
9829 531 1313 10 BSNL National Internet Backbo
4812 523 858 76 China Telecom (Shanghai)
4668 518 68 10 LG-EDS Systems Inc.
4808 508 808 123 CNCGROUP IP network: China169
17676 503 10919 64 Softbank BB Corp.
4802 487 133 141 Wantree Development
7474 456 202 267 SingTel Optus Pty Ltd
9443 442 121 73 Primus Telecommunications
9942 419 74 109 COMindico Australia
RIPE Region per AS prefix count summary
---------------------------------------
ASN No of nets /20 equiv MaxAgg Description
702 471 1903 384 UUNET - Commercial IP service
8551 348 334 33 Bezeq International
9116 334 168 28 Goldenlines main autonomous s
3301 317 1441 294 TeliaNet Sweden
3320 315 6035 262 Deutsche Telekom AG
1273 280 306 105 Cable & Wireless Deutschland
6746 274 129 251 Dynamic Network Technologies,
8708 271 421 243 Romania Data Systems S.A.
8866 268 62 25 Bulgarian Telecommunication C
680 266 2045 254 DFN-IP service G-WiN
3215 264 2504 99 France Telecom Transpac
8220 259 445 239 COLT Telecommunications
5089 236 1658 54 NTL Group Limited
3352 232 1916 40 Ibernet, Internet Access Netw
3269 228 2935 75 TELECOM ITALIA
8452 220 188 7 TEDATA
9121 213 1442 25 TTnet Autonomous System
3300 209 172 97 AUCS Communications Services
1257 207 1194 176 SWIPnet Swedish IP Network
3246 196 257 183 Song Networks
ARIN Region per AS prefix count summary
---------------------------------------
ASN No of nets /20 equiv MaxAgg Description
7018 1489 6137 995 AT&T WorldNet Services
4323 1346 1009 358 Time Warner Telecom
2386 1240 614 762 AT&T Data Communications Serv
11492 1156 117 39 Cable One
6478 1115 328 197 AT&T Worldnet Services
6197 1032 718 508 BellSouth Network Solutions,
18566 1028 288 9 Covad Communications
174 994 6803 847 Cogent Communications
7011 967 289 558 Citizens Utilities
701 884 6557 692 UUNET Technologies, Inc.
20115 846 773 464 Charter Communications
3561 816 2325 379 Savvis
22773 800 2133 54 Cox Communications, Inc.
1239 798 2713 558 Sprint
19262 795 2853 186 Verizon Global Networks
3356 754 10891 395 Level 3 Communications, LLC
209 717 3782 561 Qwest
5668 663 176 17 CenturyTel Internet Holdings,
15270 605 161 39 PaeTec.net -a division of Pae
577 593 843 208 Bell Advanced Communications
Global Per AS Maximum Aggr summary
----------------------------------
ASN No of nets Net Savings Description
4755 1473 1406 Videsh Sanchar Nigam Ltd. Aut
11492 1156 1117 Cable One
9583 1118 1103 Sify Limited
18566 1028 1019 Covad Communications
4323 1346 988 Time Warner Telecom
9498 1014 946 BHARTI BT INTERNET LTD.
6478 1115 918 AT&T Worldnet Services
8151 1054 839 UniNet S.A. de C.V.
4134 1097 799 CHINANET-BACKBONE
17488 855 788 Hathway IP Over Cable Interne
22773 800 746 Cox Communications, Inc.
5668 663 646 CenturyTel Internet Holdings,
19262 795 609 Verizon Global Networks
7545 722 603 TPG Internet Pty Ltd
15270 605 566 PaeTec.net -a division of Pae
18101 606 555 Reliance Infocom Ltd Internet
6517 586 553 Yipes Communications, Inc.
6197 1032 524 BellSouth Network Solutions,
19916 569 522 OLM LLC
9829 531 521 BSNL National Internet Backbo
List of Unregistered Origin ASNs (Global)
-----------------------------------------
Bad AS Designation Network Transit AS Description
64250 RESERVED 59.144.44.0/24 9498 BHARTI BT INTERNET L
65100 PRIVATE 80.10.250.0/24 3215 France Telecom Trans
64250 RESERVED 122.167.64.0/19 9498 BHARTI BT INTERNET L
64250 RESERVED 122.167.96.0/20 9498 BHARTI BT INTERNET L
64250 RESERVED 122.167.112.0/21 9498 BHARTI BT INTERNET L
64250 RESERVED 122.167.176.0/21 9498 BHARTI BT INTERNET L
64250 RESERVED 122.167.188.0/22 9498 BHARTI BT INTERNET L
64250 RESERVED 122.167.192.0/22 9498 BHARTI BT INTERNET L
64250 RESERVED 122.167.196.0/22 9498 BHARTI BT INTERNET L
64250 RESERVED 122.167.200.0/22 9498 BHARTI BT INTERNET L
64250 RESERVED 122.167.204.0/22 9498 BHARTI BT INTERNET L
64250 RESERVED 122.167.208.0/22 9498 BHARTI BT INTERNET L
64250 RESERVED 122.167.212.0/22 9498 BHARTI BT INTERNET L
64250 RESERVED 122.167.216.0/22 9498 BHARTI BT INTERNET L
64250 RESERVED 122.167.220.0/22 9498 BHARTI BT INTERNET L
64250 RESERVED 122.167.240.0/23 9498 BHARTI BT INTERNET L
64250 RESERVED 122.167.242.0/23 9498 BHARTI BT INTERNET L
64250 RESERVED 122.167.244.0/23 9498 BHARTI BT INTERNET L
64250 RESERVED 122.167.246.0/23 9498 BHARTI BT INTERNET L
64250 RESERVED 122.171.0.0/24 9498 BHARTI BT INTERNET L
64250 RESERVED 122.171.1.0/24 9498 BHARTI BT INTERNET L
65100 PRIVATE 129.6.112.0/24 10886 University of Maryla
64635 PRIVATE 148.147.0.0/16 18676 Avaya Inc.
64626 PRIVATE 155.184.0.0/16 18676 Avaya Inc.
65016 PRIVATE 155.248.0.0/16 5483 Hungarian Telecom
65100 PRIVATE 193.253.152.0/24 3215 France Telecom Trans
64527 PRIVATE 194.149.115.64/28 6721 The Terminal Bar: In
64532 PRIVATE 195.22.48.64/27 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
64540 PRIVATE 195.47.75.48/28 6721 The Terminal Bar: In
64540 PRIVATE 195.47.75.64/28 6721 The Terminal Bar: In
64516 PRIVATE 195.47.88.128/25 6721 The Terminal Bar: In
65002 PRIVATE 198.128.4.0/24 292 Energy Sciences Netw
65001 PRIVATE 198.128.15.96/27 293 Energy Sciences Netw
65002 PRIVATE 198.129.33.36/32 292 Energy Sciences Netw
65001 PRIVATE 198.129.44.28/32 293 Energy Sciences Netw
65002 PRIVATE 198.129.224.96/29 292 Energy Sciences Netw
65002 PRIVATE 198.129.252.32/30 292 Energy Sciences Netw
65002 PRIVATE 198.129.252.112/30 292 Energy Sciences Netw
65002 PRIVATE 198.129.252.116/30 292 Energy Sciences Netw
65002 PRIVATE 198.129.252.120/30 292 Energy Sciences Netw
65535 PRIVATE 200.62.98.0/24 7137 TELEMATIX/ ENITEL
65511 PRIVATE 209.251.149.0/24 10674 GRUCom
65000 PRIVATE 216.136.11.0/24 27182 Peregrine Capital Ma
65001 PRIVATE 216.240.208.0/20 6325 Illinois Century Net
64512 PRIVATE 217.134.164.0/22 5428 Energis Communicatio
64512 PRIVATE 217.134.168.0/21 5428 Energis Communicatio
64512 PRIVATE 217.134.176.0/21 5428 Energis Communicatio
64512 PRIVATE 217.134.184.0/22 5428 Energis Communicatio
Prefixes from private and non-routed address space (Global)
-----------------------------------------------------------
Prefix Origin AS Description
172.31.46.0/24 38416 KRNIC
192.0.2.0/24 2854 RoSprint AS (Global One Russi
192.168.253.0/24 4323 Time Warner Telecom
Advertised Unallocated Addresses
--------------------------------
Network Origin AS Description
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 /8:18 /9:9 /10:16 /11:38 /12:135
/13:274 /14:486 /15:956 /16:9806 /17:4262 /18:6803
/19:14772 /20:17693 /21:15823 /22:20186 /23:21213 /24:126547
/25:903 /26:1123 /27:629 /28:273 /29:194 /30:264
/31:0 /32:71
Advertised prefixes smaller than registry allocations
-----------------------------------------------------
ASN No of nets Total ann. Description
11492 1148 1156 Cable One
6478 1114 1115 AT&T Worldnet Services
18566 1010 1028 Covad Communications
9583 953 1118 Sify Limited
4538 932 2768 China Education and Research
2386 931 1240 AT&T Data Communications Serv
23577 904 913 Korea Telecom (ATM-MPLS)
7011 854 967 Citizens Utilities
4755 844 1473 Videsh Sanchar Nigam Ltd. Aut
7018 820 1489 AT&T WorldNet Services
6197 776 1032 BellSouth Network Solutions,
9498 700 1014 BHARTI BT INTERNET LTD.
17488 674 855 Hathway IP Over Cable Interne
4766 607 816 Korea Telecom (KIX)
15270 568 605 PaeTec.net -a division of Pae
4323 567 1346 Time Warner Telecom
19916 564 569 OLM LLC
6517 541 586 Yipes Communications, Inc.
5668 521 663 CenturyTel Internet Holdings,
4668 508 518 LG-EDS Systems Inc.
Number of /24s announced per /8 block (Global)
----------------------------------------------
4:8 8:88 12:1813 13:1 15:19 16:3
17:5 18:13 20:36 24:1012 25:1 32:174
33:3 38:358 40:64 41:347 43:6 44:2
47:8 52:3 55:3 56:3 57:38 58:507
59:425 60:380 61:988 62:990 63:1996 64:3384
65:2433 66:3634 67:847 68:678 69:2005 70:482
71:121 72:1414 73:6 74:738 75:320 76:157
77:413 78:248 79:4 80:869 81:801 82:602
83:359 84:640 85:831 86:350 87:578 88:284
89:1044 90:38 91:693 92:4 96:1 97:6
98:9 116:419 117:205 118:39 121:327 122:636
123:204 124:704 125:1042 128:277 129:196 130:138
131:367 132:61 133:9 134:193 135:34 136:187
137:86 138:156 139:104 140:509 141:145 142:371
143:254 144:317 145:46 146:328 147:130 148:533
149:188 150:114 151:137 152:92 153:121 154:12
155:261 156:162 157:224 158:160 159:195 160:142
161:99 162:189 163:184 164:502 165:401 166:302
167:308 168:497 169:126 170:407 171:22 172:3
189:118 190:1207 192:5749 193:4021 194:3284 195:2560
196:1001 198:3886 199:3227 200:5252 201:1233 202:7826
203:7874 204:3989 205:2011 206:2444 207:2826 208:2944
209:3622 210:2801 211:1206 212:1365 213:1546 214:416
215:44 216:4162 217:1197 218:388 219:460 220:1014
221:413 222:309
End of report
Routing Table Report 04:00 +10GMT Mon 29 Oct, 2007
Report Website: http://thyme.apnic.net
This report: http://thyme.apnic.net/ap-data/2007/10/29/0400
Analysis Summary
----------------
BGP routing table entries examined: 235836
Prefixes after maximum aggregation: 121879
Deaggregation factor: 1.94
Unique aggregates announced to Internet: 113949
Total ASes present in the Internet Routing Table: 26579
Prefixes per ASN: 8.87
Origin-only ASes present in the Internet Routing Table: 23145
Origin ASes announcing only one prefix: 11290
Transit ASes present in the Internet Routing Table: 3434
Transit-only ASes present in the Internet Routing Table: 79
Average AS path length visible in the Internet Routing Table: 3.6
Max AS path length visible: 20
Max AS path prepend of ASN (13227) 16
Prefixes from unregistered ASNs in the Routing Table: 28
Unregistered ASNs in the Routing Table: 10
Prefixes from 32-bit ASNs in the Routing Table: 7
Special use prefixes present in the Routing Table: 0
Prefixes being announced from unallocated address space: 10
Number of addresses announced to Internet: 1782978176
Equivalent to 106 /8s, 70 /16s and 22 /24s
Percentage of available address space announced: 48.1
Percentage of allocated address space announced: 62.2
Percentage of available address space allocated: 77.3
Total number of prefixes smaller than registry allocations: 109456
APNIC Region Analysis Summary
-----------------------------
Prefixes being announced by APNIC Region ASes: 55032
Total APNIC prefixes after maximum aggregation: 20720
APNIC Deaggregation factor: 2.66
Prefixes being announced from the APNIC address blocks: 51958
Unique aggregates announced from the APNIC address blocks: 21953
APNIC Region origin ASes present in the Internet Routing Table: 3083
APNIC Prefixes per ASN: 16.85
APNIC Region origin ASes announcing only one prefix: 811
APNIC Region transit ASes present in the Internet Routing Table: 468
Average APNIC Region AS path length visible: 3.6
Max APNIC Region AS path length visible: 15
Number of APNIC addresses announced to Internet: 322926784
Equivalent to 19 /8s, 63 /16s and 120 /24s
Percentage of available APNIC address space announced: 80.0
APNIC AS Blocks 4608-4864, 7467-7722, 9216-10239, 17408-18431
(pre-ERX allocations) 23552-24575, 37888-38911
APNIC Address Blocks 58/7, 60/7, 116/6, 120/6, 124/7, 126/8, 202/7
210/7, 218/7, 220/7 and 222/8
ARIN Region Analysis Summary
----------------------------
Prefixes being announced by ARIN Region ASes: 110822
Total ARIN prefixes after maximum aggregation: 63733
ARIN Deaggregation factor: 1.74
Prefixes being announced from the ARIN address blocks: 81946
Unique aggregates announced from the ARIN address blocks: 32491
ARIN Region origin ASes present in the Internet Routing Table: 11912
ARIN Prefixes per ASN: 6.88
ARIN Region origin ASes announcing only one prefix: 4589
ARIN Region transit ASes present in the Internet Routing Table: 1103
Average ARIN Region AS path length visible: 3.4
Max ARIN Region AS path length visible: 15
Number of ARIN addresses announced to Internet: 349482368
Equivalent to 20 /8s, 212 /16s and 173 /24s
Percentage of available ARIN address space announced: 77.2
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: 49734
Total RIPE prefixes after maximum aggregation: 31806
RIPE Deaggregation factor: 1.56
Prefixes being announced from the RIPE address blocks: 46223
Unique aggregates announced from the RIPE address blocks: 30461
RIPE Region origin ASes present in the Internet Routing Table: 10419
RIPE Prefixes per ASN: 4.44
RIPE Region origin ASes announcing only one prefix: 5539
RIPE Region transit ASes present in the Internet Routing Table: 1637
Average RIPE Region AS path length visible: 4.0
Max RIPE Region AS path length visible: 20
Number of RIPE addresses announced to Internet: 334258048
Equivalent to 19 /8s, 236 /16s and 95 /24s
Percentage of available RIPE address space announced: 76.6
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
40960-45055
RIPE Address Blocks 62/8, 77/8, 78/7, 80/4, 193/8, 194/7, 212/7
and 217/8
LACNIC Region Analysis Summary
------------------------------
Prefixes being announced by LACNIC Region ASes: 17475
Total LACNIC prefixes after maximum aggregation: 4567
LACNIC Deaggregation factor: 3.83
Prefixes being announced from the LACNIC address blocks: 15508
Unique aggregates announced from the LACNIC address blocks: 8625
LACNIC Region origin ASes present in the Internet Routing Table: 873
LACNIC Prefixes per ASN: 17.76
LACNIC Region origin ASes announcing only one prefix: 282
LACNIC Region transit ASes present in the Internet Routing Table: 152
Average LACNIC Region AS path length visible: 4.0
Max LACNIC Region AS path length visible: 19
Number of LACNIC addresses announced to Internet: 44827136
Equivalent to 2 /8s, 172 /16s and 2 /24s
Percentage of available LACNIC address space announced: 44.5
LACNIC AS Blocks 26592-26623, 27648-28671, plus ERX transfers
LACNIC Address Blocks 186/7, 189/8, 190/8, 200/7
AfriNIC Region Analysis Summary
-------------------------------
Prefixes being announced by AfriNIC Region ASes: 2737
Total AfriNIC prefixes after maximum aggregation: 1039
AfriNIC Deaggregation factor: 2.63
Prefixes being announced from the AfriNIC address blocks: 2321
Unique aggregates announced from the AfriNIC address blocks: 1391
AfriNIC Region origin ASes present in the Internet Routing Table: 212
AfriNIC Prefixes per ASN: 10.95
AfriNIC Region origin ASes announcing only one prefix: 69
AfriNIC Region transit ASes present in the Internet Routing Table: 37
Average AfriNIC Region AS path length visible: 3.8
Max AfriNIC Region AS path length visible: 14
Number of AfriNIC addresses announced to Internet: 7623424
Equivalent to 0 /8s, 116 /16s and 83 /24s
Percentage of available AfriNIC address space announced: 22.7
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 1472 383 67 Videsh Sanchar Nigam Ltd. Aut
9583 1118 108 15 Sify Limited
4134 1098 11539 299 CHINANET-BACKBONE
9498 1014 550 68 BHARTI BT INTERNET LTD.
17488 855 55 67 Hathway IP Over Cable Interne
4766 815 5473 327 Korea Telecom (KIX)
23577 780 34 681 Korea Telecom (ATM-MPLS)
7545 716 159 118 TPG Internet Pty Ltd
18101 606 119 51 Reliance Infocom Ltd Internet
1221 542 1950 422 Telstra Pty Ltd
9829 530 1312 9 BSNL National Internet Backbo
4812 523 858 76 China Telecom (Shanghai)
4668 518 68 10 LG-EDS Systems Inc.
17676 503 10919 64 Softbank BB Corp.
4808 498 793 119 CNCGROUP IP network: China169
4802 486 133 140 Wantree Development
9443 441 121 72 Primus Telecommunications
7474 374 201 261 SingTel Optus Pty Ltd
17974 365 142 16 PT TELEKOMUNIKASI INDONESIA
4837 357 5057 168 chinanet IDC center beijing n
ARIN Region per AS prefix count summary
---------------------------------------
ASN No of nets /20 equiv MaxAgg Description
7018 1499 6146 1004 AT&T WorldNet Services
4323 1346 1009 357 Time Warner Telecom
2386 1241 629 752 AT&T Data Communications Serv
11492 1156 117 39 Cable One
6478 1115 328 197 AT&T Worldnet Services
6197 1029 718 508 BellSouth Network Solutions,
18566 1028 288 9 Covad Communications
174 993 6803 847 Cogent Communications
7011 967 289 558 Citizens Utilities
701 886 6560 694 UUNET Technologies, Inc.
20115 849 774 458 Charter Communications
22773 800 2133 54 Cox Communications, Inc.
1239 795 2721 556 Sprint
19262 792 2853 183 Verizon Global Networks
3356 764 10891 398 Level 3 Communications, LLC
209 730 3784 573 Qwest
5668 663 176 17 CenturyTel Internet Holdings,
3561 591 2325 377 Savvis
6517 587 163 34 Yipes Communications, Inc.
1785 585 395 247 AppliedTheory Corporation
RIPE Region per AS prefix count summary
---------------------------------------
ASN No of nets /20 equiv MaxAgg Description
702 472 1919 385 UUNET - Commercial IP service
24863 375 58 39 LINKdotNET AS number
9116 334 168 28 Goldenlines main autonomous s
3301 317 1441 294 TeliaNet Sweden
3320 316 6035 263 Deutsche Telekom AG
8551 311 298 41 Bezeq International
6746 275 129 252 Dynamic Network Technologies,
8708 271 421 243 Romania Data Systems S.A.
8866 269 62 25 Bulgarian Telecommunication C
680 266 2045 254 DFN-IP service G-WiN
3215 264 2504 99 France Telecom Transpac
8220 257 445 238 COLT Telecommunications
3352 232 1916 40 Ibernet, Internet Access Netw
3269 228 2935 75 TELECOM ITALIA
9121 212 1442 25 TTnet Autonomous System
3300 199 172 95 AUCS Communications Services
20858 195 34 3 EgyNet
1257 194 1194 176 SWIPnet Swedish IP Network
12479 194 578 6 Uni2 Autonomous System
3246 193 257 183 Song Networks
LACNIC Region per AS prefix count summary
-----------------------------------------
ASN No of nets /20 equiv MaxAgg Description
8151 1053 2196 214 UniNet S.A. de C.V.
11830 514 299 9 Instituto Costarricense de El
16814 427 27 10 NSS, S.A.
14522 380 32 7 SatNet S.A.
11172 374 114 60 Servicios Alestra S.A de C.V
7303 362 175 53 Telecom Argentina Stet-France
6471 348 75 37 ENTEL CHILE S.A.
22047 317 246 13 VTR PUNTO NET S.A.
14117 285 19 15 Telefonica del Sur S.A.
10620 265 73 27 TVCABLE BOGOTA
10481 261 104 9 Prima S.A.
6147 236 182 20 Telefonica Del Peru
11556 235 128 3 Cable-Wireless Panama
6503 213 187 84 AVANTEL, S.A.
23216 211 17 47 RAMtelecom Telecomunicaciones
7738 204 538 24 Telecomunicacoes da Bahia S.A
28573 199 314 29 NET Servicos de Comunicao S.A
8163 183 11 8 METROTEL REDES S.A.
21826 181 32 50 INTERCABLE
19169 180 12 20 Telconet
AfriNIC Region per AS prefix count summary
------------------------------------------
ASN No of nets /20 equiv MaxAgg Description
3741 279 869 225 The Internet Solution
8452 221 188 7 TEDATA
6713 143 135 11 Itissalat Al-MAGHRIB
2018 140 299 115 Tertiary Education Network
33783 127 8 11 EEPAD TISP TELECOM & INTERNET
5536 124 8 10 Internet Egypt Network
33776 100 6 3 Starcomms Nigeria Limited
24835 88 48 6 RAYA Telecom - Egypt
15475 77 84 4 Nile Online
2905 75 174 72 The Internetworking Company o
23889 73 24 15 MAURITIUS TELECOM
15706 55 12 4 Sudatel Internet Exchange Aut
33774 49 33 26 AS Number for Telecom Algeria
5713 46 294 36 Telkom SA Ltd
16637 42 21 29 Johnnic e-Ventures
12455 36 6 3 Jambonet Autonomous system
8524 32 2 10 AUCEGYPT Autonomous System
10798 26 16 1 Standard Bank of South Africa
21280 26 4 4 Swift Global Kenya Ltd.Is an
29975 26 10 9 Vodacom
Global Per AS Maximum Aggr summary
----------------------------------
ASN No of nets Net Savings Description
4755 1472 1405 Videsh Sanchar Nigam Ltd. Aut
11492 1156 1117 Cable One
9583 1118 1103 Sify Limited
18566 1028 1019 Covad Communications
4323 1346 989 Time Warner Telecom
9498 1014 946 BHARTI BT INTERNET LTD.
6478 1115 918 AT&T Worldnet Services
8151 1053 839 UniNet S.A. de C.V.
4134 1098 799 CHINANET-BACKBONE
17488 855 788 Hathway IP Over Cable Interne
22773 800 746 Cox Communications, Inc.
5668 663 646 CenturyTel Internet Holdings,
19262 792 609 Verizon Global Networks
7545 716 598 TPG Internet Pty Ltd
18101 606 555 Reliance Infocom Ltd Internet
6517 587 553 Yipes Communications, Inc.
19916 569 522 OLM LLC
6197 1029 521 BellSouth Network Solutions,
9829 530 521 BSNL National Internet Backbo
4668 518 508 LG-EDS Systems Inc.
List of Unregistered Origin ASNs (Global)
-----------------------------------------
Bad AS Designation Network Transit AS Description
64250 RESERVED 59.144.44.0/24 9498 BHARTI BT INTERNET L
64999 PRIVATE 78.24.120.0/23 3257 Tiscali Intl Network
64999 PRIVATE 78.24.122.0/23 3257 Tiscali Intl Network
64999 PRIVATE 78.24.124.0/24 3257 Tiscali Intl Network
64999 PRIVATE 78.24.125.0/24 3257 Tiscali Intl Network
64999 PRIVATE 78.24.126.0/24 3257 Tiscali Intl Network
64999 PRIVATE 78.24.127.0/24 3257 Tiscali Intl Network
64250 RESERVED 122.167.64.0/19 9498 BHARTI BT INTERNET L
64250 RESERVED 122.167.96.0/20 9498 BHARTI BT INTERNET L
64250 RESERVED 122.167.112.0/21 9498 BHARTI BT INTERNET L
64250 RESERVED 122.167.176.0/21 9498 BHARTI BT INTERNET L
64250 RESERVED 122.167.188.0/22 9498 BHARTI BT INTERNET L
64250 RESERVED 122.167.192.0/22 9498 BHARTI BT INTERNET L
64250 RESERVED 122.167.196.0/22 9498 BHARTI BT INTERNET L
64250 RESERVED 122.167.200.0/22 9498 BHARTI BT INTERNET L
64250 RESERVED 122.167.204.0/22 9498 BHARTI BT INTERNET L
64250 RESERVED 122.167.208.0/22 9498 BHARTI BT INTERNET L
64250 RESERVED 122.167.212.0/22 9498 BHARTI BT INTERNET L
64250 RESERVED 122.167.216.0/22 9498 BHARTI BT INTERNET L
64250 RESERVED 122.167.220.0/22 9498 BHARTI BT INTERNET L
64250 RESERVED 122.167.240.0/23 9498 BHARTI BT INTERNET L
64250 RESERVED 122.167.242.0/23 9498 BHARTI BT INTERNET L
64250 RESERVED 122.167.244.0/23 9498 BHARTI BT INTERNET L
64250 RESERVED 122.167.246.0/23 9498 BHARTI BT INTERNET L
64250 RESERVED 122.171.0.0/24 9498 BHARTI BT INTERNET L
64250 RESERVED 122.171.1.0/24 9498 BHARTI BT INTERNET L
65535 PRIVATE 200.62.98.0/24 7137 TELEMATIX/ ENITEL
65000 PRIVATE 216.136.11.0/24 27182 Peregrine Capital Ma
Advertised Unallocated Addresses
--------------------------------
Network Origin AS Description
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 /8:18 /9:9 /10:16 /11:38 /12:135
/13:269 /14:480 /15:947 /16:9705 /17:4156 /18:6677
/19:14424 /20:16660 /21:15447 /22:19797 /23:20760 /24:123852
/25:776 /26:1018 /27:542 /28:97 /29:5 /30:0
/31:0 /32:8
Advertised prefixes smaller than registry allocations
-----------------------------------------------------
ASN No of nets Total ann. Description
11492 1148 1156 Cable One
6478 1114 1115 AT&T Worldnet Services
18566 1010 1028 Covad Communications
9583 953 1118 Sify Limited
2386 931 1241 AT&T Data Communications Serv
7011 854 967 Citizens Utilities
4755 844 1472 Videsh Sanchar Nigam Ltd. Aut
7018 824 1499 AT&T WorldNet Services
6197 773 1029 BellSouth Network Solutions,
23577 771 780 Korea Telecom (ATM-MPLS)
9498 700 1014 BHARTI BT INTERNET LTD.
17488 674 855 Hathway IP Over Cable Interne
4766 606 815 Korea Telecom (KIX)
4323 568 1346 Time Warner Telecom
19916 564 569 OLM LLC
6517 542 587 Yipes Communications, Inc.
5668 521 663 CenturyTel Internet Holdings,
4668 508 518 LG-EDS Systems Inc.
18101 508 606 Reliance Infocom Ltd Internet
855 443 543 Canadian Research Network
Number of /24s announced per /8 block (Global)
----------------------------------------------
4:8 8:87 12:1795 15:19 16:3 17:5
18:13 20:36 24:987 25:1 32:57 33:3
38:358 40:64 41:347 44:2 47:8 52:3
55:3 56:3 57:21 58:472 59:416 60:380
61:983 62:932 63:1982 64:3290 65:2371 66:3573
67:848 68:674 69:2001 70:466 71:108 72:1410
73:6 74:730 75:263 76:154 77:412 78:247
79:3 80:855 81:796 82:581 83:352 84:630
85:825 86:348 87:579 88:284 89:1042 90:38
91:688 92:4 96:1 97:6 98:9 116:415
117:206 118:39 121:325 122:635 123:204 124:704
125:1040 128:277 129:195 130:138 131:366 132:56
133:8 134:193 135:34 136:188 137:82 138:156
139:75 140:507 141:145 142:371 143:254 144:317
145:45 146:326 147:130 148:485 149:187 150:113
151:137 152:83 153:121 154:11 155:261 156:162
157:223 158:160 159:187 160:142 161:98 162:188
163:183 164:497 165:399 166:290 167:308 168:496
169:126 170:407 171:22 172:2 189:118 190:1207
192:5709 193:3993 194:3210 195:2460 196:939 198:3796
199:3218 200:5229 201:1233 202:7395 203:7808 204:3975
205:2002 206:2414 207:2788 208:2906 209:3584 210:2480
211:1077 212:1344 213:1523 214:416 215:44 216:4102
217:1187 218:319 219:390 220:1012 221:409 222:264
End of report
Routing Table Report 00:00 GMT Sun 28 Oct, 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/2007/10/28
Analysis Summary
----------------
BGP routing table entries examined: 242431
Prefixes after maximum aggregation: 122537
Deaggregation factor: 1.98
Unique aggregates announced to Internet: 114062
Total ASes present in the Internet Routing Table: 26626
Prefixes per ASN: 9.11
Origin-only ASes present in the Internet Routing Table: 23130
Origin ASes announcing only one prefix: 11264
Transit ASes present in the Internet Routing Table: 3496
Transit-only ASes present in the Internet Routing Table: 74
Average AS path length visible in the Internet Routing Table: 5.5
Max AS path length visible: 25
Max AS path prepend of ASN (43329) 20
Prefixes from unregistered ASNs in the Routing Table: 52
Unregistered ASNs in the Routing Table: 20
Prefixes from 32-bit ASNs in the Routing Table: 8
Special use prefixes present in the Routing Table: 3
Prefixes being announced from unallocated address space: 10
Number of addresses announced to Internet: 1783243580
Equivalent to 106 /8s, 74 /16s and 35 /24s
Percentage of available address space announced: 48.1
Percentage of allocated address space announced: 62.3
Percentage of available address space allocated: 77.3
Total number of prefixes smaller than registry allocations: 112850
APNIC Region Analysis Summary
-----------------------------
Prefixes being announced by APNIC Region ASes: 58427
Total APNIC prefixes after maximum aggregation: 20960
APNIC Deaggregation factor: 2.79
Prefixes being announced from the APNIC address blocks: 55254
Unique aggregates announced from the APNIC address blocks: 21966
APNIC Region origin ASes present in the Internet Routing Table: 3092
APNIC Prefixes per ASN: 17.87
APNIC Region origin ASes announcing only one prefix: 803
APNIC Region transit ASes present in the Internet Routing Table: 468
Average APNIC Region AS path length visible: 5.8
Max APNIC Region AS path length visible: 17
Number of APNIC addresses announced to Internet: 322983892
Equivalent to 19 /8s, 64 /16s and 87 /24s
Percentage of available APNIC address space announced: 80.0
APNIC AS Blocks 4608-4864, 7467-7722, 9216-10239, 17408-18431
(pre-ERX allocations) 23552-24575, 37888-38911
APNIC Address Blocks 58/7, 60/7, 116/6, 120/6, 124/7, 126/8, 202/7
210/7, 218/7, 220/7 and 222/8
ARIN Region Analysis Summary
----------------------------
Prefixes being announced by ARIN Region ASes: 112710
Total ARIN prefixes after maximum aggregation: 63964
ARIN Deaggregation factor: 1.76
Prefixes being announced from the ARIN address blocks: 83170
Unique aggregates announced from the ARIN address blocks: 32497
ARIN Region origin ASes present in the Internet Routing Table: 11929
ARIN Prefixes per ASN: 6.97
ARIN Region origin ASes announcing only one prefix: 4585
ARIN Region transit ASes present in the Internet Routing Table: 1142
Average ARIN Region AS path length visible: 5.4
Max ARIN Region AS path length visible: 18
Number of ARIN addresses announced to Internet: 349666080
Equivalent to 20 /8s, 215 /16s and 123 /24s
Percentage of available ARIN address space announced: 77.2
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: 50789
Total RIPE prefixes after maximum aggregation: 31929
RIPE Deaggregation factor: 1.59
Prefixes being announced from the RIPE address blocks: 47269
Unique aggregates announced from the RIPE address blocks: 30466
RIPE Region origin ASes present in the Internet Routing Table: 10443
RIPE Prefixes per ASN: 4.53
RIPE Region origin ASes announcing only one prefix: 5525
RIPE Region transit ASes present in the Internet Routing Table: 1657
Average RIPE Region AS path length visible: 5.4
Max RIPE Region AS path length visible: 25
Number of RIPE addresses announced to Internet: 334166816
Equivalent to 19 /8s, 234 /16s and 251 /24s
Percentage of available RIPE address space announced: 76.6
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
40960-45055
RIPE Address Blocks 62/8, 77/8, 78/7, 80/4, 193/8, 194/7, 212/7
and 217/8
LACNIC Region Analysis Summary
------------------------------
Prefixes being announced by LACNIC Region ASes: 17608
Total LACNIC prefixes after maximum aggregation: 4599
LACNIC Deaggregation factor: 3.83
Prefixes being announced from the LACNIC address blocks: 15573
Unique aggregates announced from the LACNIC address blocks: 8677
LACNIC Region origin ASes present in the Internet Routing Table: 875
LACNIC Prefixes per ASN: 17.80
LACNIC Region origin ASes announcing only one prefix: 282
LACNIC Region transit ASes present in the Internet Routing Table: 152
Average LACNIC Region AS path length visible: 6.3
Max LACNIC Region AS path length visible: 22
Number of LACNIC addresses announced to Internet: 44826880
Equivalent to 2 /8s, 172 /16s and 1 /24s
Percentage of available LACNIC address space announced: 44.5
LACNIC AS Blocks 26592-26623, 27648-28671, plus ERX transfers
LACNIC Address Blocks 186/7, 189/8, 190/8, 200/7
AfriNIC Region Analysis Summary
-------------------------------
Prefixes being announced by AfriNIC Region ASes: 2837
Total AfriNIC prefixes after maximum aggregation: 1069
AfriNIC Deaggregation factor: 2.65
Prefixes being announced from the AfriNIC address blocks: 2403
Unique aggregates announced from the AfriNIC address blocks: 1396
AfriNIC Region origin ASes present in the Internet Routing Table: 212
AfriNIC Prefixes per ASN: 11.33
AfriNIC Region origin ASes announcing only one prefix: 69
AfriNIC Region transit ASes present in the Internet Routing Table: 39
Average AfriNIC Region AS path length visible: 5.1
Max AfriNIC Region AS path length visible: 14
Number of AfriNIC addresses announced to Internet: 7632896
Equivalent to 0 /8s, 116 /16s and 120 /24s
Percentage of available AfriNIC address space announced: 22.7
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
4538 2768 2974 36 China Education and Research
4755 1473 383 67 Videsh Sanchar Nigam Ltd. Aut
9583 1119 108 15 Sify Limited
4134 1098 11539 299 CHINANET-BACKBONE
9498 1013 550 68 BHARTI BT INTERNET LTD.
23577 913 34 788 Korea Telecom (ATM-MPLS)
17488 855 55 67 Hathway IP Over Cable Interne
4766 816 5473 327 Korea Telecom (KIX)
7545 721 159 118 TPG Internet Pty Ltd
18101 606 119 51 Reliance Infocom Ltd Internet
1221 592 1950 437 Telstra Pty Ltd
9829 530 1312 9 BSNL National Internet Backbo
4812 523 858 76 China Telecom (Shanghai)
4668 518 68 10 LG-EDS Systems Inc.
17676 502 10903 63 Softbank BB Corp.
4808 495 790 118 CNCGROUP IP network: China169
4802 487 133 141 Wantree Development
7474 450 201 262 SingTel Optus Pty Ltd
9443 442 121 73 Primus Telecommunications
9942 419 74 109 COMindico Australia
RIPE Region per AS prefix count summary
---------------------------------------
ASN No of nets /20 equiv MaxAgg Description
702 473 1920 386 UUNET - Commercial IP service
24863 374 58 38 LINKdotNET AS number
8551 349 334 33 Bezeq International
9116 334 168 28 Goldenlines main autonomous s
3301 317 1441 294 TeliaNet Sweden
3320 315 6035 262 Deutsche Telekom AG
1273 281 306 105 Cable & Wireless Deutschland
6746 275 129 252 Dynamic Network Technologies,
8708 271 421 243 Romania Data Systems S.A.
8866 269 62 25 Bulgarian Telecommunication C
680 266 2045 254 DFN-IP service G-WiN
3215 264 2504 99 France Telecom Transpac
8220 258 445 238 COLT Telecommunications
5089 237 1658 55 NTL Group Limited
3352 232 1916 40 Ibernet, Internet Access Netw
3269 228 2935 75 TELECOM ITALIA
9121 213 1442 25 TTnet Autonomous System
3300 208 172 97 AUCS Communications Services
1257 207 1194 176 SWIPnet Swedish IP Network
3246 197 257 184 Song Networks
ARIN Region per AS prefix count summary
---------------------------------------
ASN No of nets /20 equiv MaxAgg Description
7018 1492 10234 995 AT&T WorldNet Services
4323 1344 1009 355 Time Warner Telecom
2386 1239 613 761 AT&T Data Communications Serv
11492 1156 117 39 Cable One
6478 1115 328 197 AT&T Worldnet Services
6197 1030 690 517 BellSouth Network Solutions,
18566 1028 288 9 Covad Communications
174 990 6802 844 Cogent Communications
7011 967 289 558 Citizens Utilities
701 885 6558 693 UUNET Technologies, Inc.
20115 848 774 465 Charter Communications
3561 819 2341 381 Savvis
22773 799 2133 54 Cox Communications, Inc.
1239 797 2697 555 Sprint
19262 788 2836 179 Verizon Global Networks
3356 764 10891 398 Level 3 Communications, LLC
209 732 3784 574 Qwest
5668 663 176 17 CenturyTel Internet Holdings,
577 599 843 208 Bell Advanced Communications
15270 599 161 39 PaeTec.net -a division of Pae
Global Per AS Maximum Aggr summary
----------------------------------
ASN No of nets Net Savings Description
4755 1473 1406 Videsh Sanchar Nigam Ltd. Aut
11492 1156 1117 Cable One
9583 1119 1104 Sify Limited
18566 1028 1019 Covad Communications
4323 1344 989 Time Warner Telecom
9498 1013 945 BHARTI BT INTERNET LTD.
6478 1115 918 AT&T Worldnet Services
8151 1045 836 UniNet S.A. de C.V.
4134 1098 799 CHINANET-BACKBONE
17488 855 788 Hathway IP Over Cable Interne
22773 799 745 Cox Communications, Inc.
5668 663 646 CenturyTel Internet Holdings,
19262 788 609 Verizon Global Networks
7545 721 603 TPG Internet Pty Ltd
15270 599 560 PaeTec.net -a division of Pae
6517 591 556 Yipes Communications, Inc.
18101 606 555 Reliance Infocom Ltd Internet
19916 569 522 OLM LLC
9829 530 521 BSNL National Internet Backbo
6197 1030 513 BellSouth Network Solutions,
List of Unregistered Origin ASNs (Global)
-----------------------------------------
Bad AS Designation Network Transit AS Description
64250 RESERVED 59.144.44.0/24 9498 BHARTI BT INTERNET L
64999 PRIVATE 78.24.120.0/23 3257 Tiscali Intl Network
64999 PRIVATE 78.24.122.0/23 3257 Tiscali Intl Network
64999 PRIVATE 78.24.124.0/24 3257 Tiscali Intl Network
64999 PRIVATE 78.24.125.0/24 3257 Tiscali Intl Network
64999 PRIVATE 78.24.126.0/24 3257 Tiscali Intl Network
64999 PRIVATE 78.24.127.0/24 3257 Tiscali Intl Network
65100 PRIVATE 80.10.250.0/24 3215 France Telecom Trans
64250 RESERVED 122.167.64.0/19 9498 BHARTI BT INTERNET L
64250 RESERVED 122.167.96.0/20 9498 BHARTI BT INTERNET L
64250 RESERVED 122.167.112.0/21 9498 BHARTI BT INTERNET L
64250 RESERVED 122.167.176.0/21 9498 BHARTI BT INTERNET L
64250 RESERVED 122.167.188.0/22 9498 BHARTI BT INTERNET L
64250 RESERVED 122.167.192.0/22 9498 BHARTI BT INTERNET L
64250 RESERVED 122.167.196.0/22 9498 BHARTI BT INTERNET L
64250 RESERVED 122.167.200.0/22 9498 BHARTI BT INTERNET L
64250 RESERVED 122.167.204.0/22 9498 BHARTI BT INTERNET L
64250 RESERVED 122.167.208.0/22 9498 BHARTI BT INTERNET L
64250 RESERVED 122.167.212.0/22 9498 BHARTI BT INTERNET L
64250 RESERVED 122.167.216.0/22 9498 BHARTI BT INTERNET L
64250 RESERVED 122.167.220.0/22 9498 BHARTI BT INTERNET L
64250 RESERVED 122.167.240.0/23 9498 BHARTI BT INTERNET L
64250 RESERVED 122.167.242.0/23 9498 BHARTI BT INTERNET L
64250 RESERVED 122.167.244.0/23 9498 BHARTI BT INTERNET L
64250 RESERVED 122.167.246.0/23 9498 BHARTI BT INTERNET L
64250 RESERVED 122.171.0.0/24 9498 BHARTI BT INTERNET L
64250 RESERVED 122.171.1.0/24 9498 BHARTI BT INTERNET L
65100 PRIVATE 129.6.112.0/24 10886 University of Maryla
65100 PRIVATE 193.253.152.0/24 3215 France Telecom Trans
64527 PRIVATE 194.149.115.64/28 6721 The Terminal Bar: In
64532 PRIVATE 195.22.48.64/27 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
64540 PRIVATE 195.47.75.48/28 6721 The Terminal Bar: In
64540 PRIVATE 195.47.75.64/28 6721 The Terminal Bar: In
64516 PRIVATE 195.47.88.128/25 6721 The Terminal Bar: In
65002 PRIVATE 198.128.4.0/24 292 Energy Sciences Netw
65001 PRIVATE 198.128.15.96/27 293 Energy Sciences Netw
65002 PRIVATE 198.129.33.36/32 292 Energy Sciences Netw
65001 PRIVATE 198.129.44.28/32 293 Energy Sciences Netw
65002 PRIVATE 198.129.224.96/29 292 Energy Sciences Netw
65002 PRIVATE 198.129.252.32/30 292 Energy Sciences Netw
65002 PRIVATE 198.129.252.112/30 292 Energy Sciences Netw
65002 PRIVATE 198.129.252.116/30 292 Energy Sciences Netw
65002 PRIVATE 198.129.252.120/30 292 Energy Sciences Netw
65535 PRIVATE 200.62.98.0/24 7137 TELEMATIX/ ENITEL
65511 PRIVATE 209.251.149.0/24 10674 GRUCom
65000 PRIVATE 216.136.11.0/24 27182 Peregrine Capital Ma
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
172.31.46.0/24 38416 KRNIC
192.0.2.0/24 2854 RoSprint AS (Global One Russi
192.168.253.0/24 4323 Time Warner Telecom
Advertised Unallocated Addresses
--------------------------------
Network Origin AS Description
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 /8:18 /9:9 /10:16 /11:38 /12:135
/13:274 /14:486 /15:957 /16:9803 /17:4261 /18:6806
/19:14770 /20:17690 /21:15822 /22:20193 /23:21204 /24:126491
/25:903 /26:1122 /27:629 /28:275 /29:195 /30:263
/31:0 /32:71
Advertised prefixes smaller than registry allocations
-----------------------------------------------------
ASN No of nets Total ann. Description
11492 1148 1156 Cable One
6478 1114 1115 AT&T Worldnet Services
18566 1010 1028 Covad Communications
9583 954 1119 Sify Limited
4538 932 2768 China Education and Research
2386 931 1239 AT&T Data Communications Serv
23577 904 913 Korea Telecom (ATM-MPLS)
7011 854 967 Citizens Utilities
4755 844 1473 Videsh Sanchar Nigam Ltd. Aut
7018 820 1492 AT&T WorldNet Services
6197 776 1030 BellSouth Network Solutions,
9498 699 1013 BHARTI BT INTERNET LTD.
17488 674 855 Hathway IP Over Cable Interne
4766 607 816 Korea Telecom (KIX)
4323 568 1344 Time Warner Telecom
19916 564 569 OLM LLC
15270 562 599 PaeTec.net -a division of Pae
6517 545 591 Yipes Communications, Inc.
5668 521 663 CenturyTel Internet Holdings,
4668 508 518 LG-EDS Systems Inc.
Number of /24s announced per /8 block (Global)
----------------------------------------------
4:8 8:88 12:1814 13:1 15:19 16:3
17:5 18:13 20:36 24:1012 25:1 32:174
33:3 38:356 40:64 41:347 43:6 44:2
47:4 52:3 55:3 56:3 57:38 58:507
59:425 60:380 61:988 62:989 63:1994 64:3382
65:2432 66:3633 67:846 68:678 69:2005 70:482
71:120 72:1416 73:6 74:736 75:320 76:157
77:413 78:248 79:4 80:870 81:801 82:601
83:361 84:639 85:838 86:350 87:581 88:284
89:1046 90:39 91:691 92:4 96:1 97:6
98:9 116:419 117:204 118:39 121:325 122:636
123:202 124:704 125:1041 128:277 129:196 130:138
131:367 132:61 133:8 134:194 135:34 136:188
137:86 138:156 139:104 140:509 141:145 142:369
143:254 144:317 145:46 146:328 147:130 148:534
149:189 150:114 151:137 152:86 153:121 154:12
155:261 156:162 157:225 158:160 159:195 160:142
161:99 162:190 163:184 164:505 165:401 166:301
167:308 168:497 169:126 170:406 171:22 172:3
189:118 190:1213 192:5746 193:4025 194:3287 195:2558
196:1002 198:3885 199:3225 200:5233 201:1234 202:7829
203:7856 204:3986 205:2009 206:2445 207:2823 208:2932
209:3621 210:2800 211:1206 212:1368 213:1544 214:413
215:44 216:4161 217:1204 218:388 219:460 220:1012
221:413 222:309
End of report
Routing Table Report 04:00 +10GMT Sun 28 Oct, 2007
Report Website: http://thyme.apnic.net
This report: http://thyme.apnic.net/ap-data/2007/10/28/0400
Analysis Summary
----------------
BGP routing table entries examined: 235679
Prefixes after maximum aggregation: 121793
Deaggregation factor: 1.94
Unique aggregates announced to Internet: 113987
Total ASes present in the Internet Routing Table: 26567
Prefixes per ASN: 8.87
Origin-only ASes present in the Internet Routing Table: 23130
Origin ASes announcing only one prefix: 11284
Transit ASes present in the Internet Routing Table: 3437
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: 20
Max AS path prepend of ASN (13227) 16
Prefixes from unregistered ASNs in the Routing Table: 28
Unregistered ASNs in the Routing Table: 10
Prefixes from 32-bit ASNs in the Routing Table: 7
Special use prefixes present in the Routing Table: 0
Prefixes being announced from unallocated address space: 10
Number of addresses announced to Internet: 1781422464
Equivalent to 106 /8s, 46 /16s and 89 /24s
Percentage of available address space announced: 48.1
Percentage of allocated address space announced: 62.2
Percentage of available address space allocated: 77.3
Total number of prefixes smaller than registry allocations: 109461
APNIC Region Analysis Summary
-----------------------------
Prefixes being announced by APNIC Region ASes: 55019
Total APNIC prefixes after maximum aggregation: 20717
APNIC Deaggregation factor: 2.66
Prefixes being announced from the APNIC address blocks: 51942
Unique aggregates announced from the APNIC address blocks: 21954
APNIC Region origin ASes present in the Internet Routing Table: 3079
APNIC Prefixes per ASN: 16.87
APNIC Region origin ASes announcing only one prefix: 810
APNIC Region transit ASes present in the Internet Routing Table: 468
Average APNIC Region AS path length visible: 3.6
Max APNIC Region AS path length visible: 15
Number of APNIC addresses announced to Internet: 322924992
Equivalent to 19 /8s, 63 /16s and 113 /24s
Percentage of available APNIC address space announced: 80.0
APNIC AS Blocks 4608-4864, 7467-7722, 9216-10239, 17408-18431
(pre-ERX allocations) 23552-24575, 37888-38911
APNIC Address Blocks 58/7, 60/7, 116/6, 120/6, 124/7, 126/8, 202/7
210/7, 218/7, 220/7 and 222/8
ARIN Region Analysis Summary
----------------------------
Prefixes being announced by ARIN Region ASes: 110665
Total ARIN prefixes after maximum aggregation: 63638
ARIN Deaggregation factor: 1.74
Prefixes being announced from the ARIN address blocks: 81825
Unique aggregates announced from the ARIN address blocks: 32496
ARIN Region origin ASes present in the Internet Routing Table: 11907
ARIN Prefixes per ASN: 6.87
ARIN Region origin ASes announcing only one prefix: 4589
ARIN Region transit ASes present in the Internet Routing Table: 1101
Average ARIN Region AS path length visible: 3.4
Max ARIN Region AS path length visible: 15
Number of ARIN addresses announced to Internet: 348285312
Equivalent to 20 /8s, 194 /16s and 105 /24s
Percentage of available ARIN address space announced: 76.9
ARIN AS Blocks 1-1876, 1902-2042, 2044-2046, 2048-2106
(pre-ERX allocations) 2138-2584, 2615-2772, 2823-2829, 2880-3153
3354-4607, 4865-5119, 5632-6655, 6912-7466
7723-8191, 10240-12287, 13312-15359, 16384-17407
18432-20479, 21504-23551, 25600-26591,
26624-27647, 29696-30719, 31744-33791
35840-36863, 39936-40959
ARIN Address Blocks 24/8, 63/8, 64/5, 72/6, 76/8, 96/6, 199/8, 204/6,
208/7 and 216/8
RIPE Region Analysis Summary
----------------------------
Prefixes being announced by RIPE Region ASes: 49749
Total RIPE prefixes after maximum aggregation: 31811
RIPE Deaggregation factor: 1.56
Prefixes being announced from the RIPE address blocks: 46233
Unique aggregates announced from the RIPE address blocks: 30441
RIPE Region origin ASes present in the Internet Routing Table: 10415
RIPE Prefixes per ASN: 4.44
RIPE Region origin ASes announcing only one prefix: 5532
RIPE Region transit ASes present in the Internet Routing Table: 1639
Average RIPE Region AS path length visible: 4.0
Max RIPE Region AS path length visible: 20
Number of RIPE addresses announced to Internet: 333980800
Equivalent to 19 /8s, 232 /16s and 36 /24s
Percentage of available RIPE address space announced: 76.6
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
40960-45055
RIPE Address Blocks 62/8, 77/8, 78/7, 80/4, 193/8, 194/7, 212/7
and 217/8
LACNIC Region Analysis Summary
------------------------------
Prefixes being announced by LACNIC Region ASes: 17478
Total LACNIC prefixes after maximum aggregation: 4573
LACNIC Deaggregation factor: 3.82
Prefixes being announced from the LACNIC address blocks: 15509
Unique aggregates announced from the LACNIC address blocks: 8672
LACNIC Region origin ASes present in the Internet Routing Table: 873
LACNIC Prefixes per ASN: 17.77
LACNIC Region origin ASes announcing only one prefix: 284
LACNIC Region transit ASes present in the Internet Routing Table: 153
Average LACNIC Region AS path length visible: 4.0
Max LACNIC Region AS path length visible: 19
Number of LACNIC addresses announced to Internet: 44811264
Equivalent to 2 /8s, 171 /16s and 196 /24s
Percentage of available LACNIC address space announced: 44.5
LACNIC AS Blocks 26592-26623, 27648-28671, plus ERX transfers
LACNIC Address Blocks 186/7, 189/8, 190/8, 200/7
AfriNIC Region Analysis Summary
-------------------------------
Prefixes being announced by AfriNIC Region ASes: 2732
Total AfriNIC prefixes after maximum aggregation: 1040
AfriNIC Deaggregation factor: 2.63
Prefixes being announced from the AfriNIC address blocks: 2324
Unique aggregates announced from the AfriNIC address blocks: 1397
AfriNIC Region origin ASes present in the Internet Routing Table: 212
AfriNIC Prefixes per ASN: 10.96
AfriNIC Region origin ASes announcing only one prefix: 69
AfriNIC Region transit ASes present in the Internet Routing Table: 39
Average AfriNIC Region AS path length visible: 3.9
Max AfriNIC Region AS path length visible: 14
Number of AfriNIC addresses announced to Internet: 7632640
Equivalent to 0 /8s, 116 /16s and 119 /24s
Percentage of available AfriNIC address space announced: 22.7
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 1472 383 67 Videsh Sanchar Nigam Ltd. Aut
9583 1118 108 15 Sify Limited
4134 1098 11539 299 CHINANET-BACKBONE
9498 1014 550 67 BHARTI BT INTERNET LTD.
17488 855 55 67 Hathway IP Over Cable Interne
4766 815 5473 327 Korea Telecom (KIX)
23577 780 34 681 Korea Telecom (ATM-MPLS)
7545 717 159 119 TPG Internet Pty Ltd
18101 604 119 52 Reliance Infocom Ltd Internet
1221 542 1950 422 Telstra Pty Ltd
9829 530 1312 9 BSNL National Internet Backbo
4812 523 858 76 China Telecom (Shanghai)
4668 518 68 10 LG-EDS Systems Inc.
17676 502 10903 63 Softbank BB Corp.
4808 498 793 119 CNCGROUP IP network: China169
4802 487 133 141 Wantree Development
9443 441 121 72 Primus Telecommunications
7474 374 201 261 SingTel Optus Pty Ltd
17974 365 142 16 PT TELEKOMUNIKASI INDONESIA
4837 357 5057 168 chinanet IDC center beijing n
ARIN Region per AS prefix count summary
---------------------------------------
ASN No of nets /20 equiv MaxAgg Description
7018 1496 6146 1005 AT&T WorldNet Services
4323 1346 1009 357 Time Warner Telecom
2386 1239 628 750 AT&T Data Communications Serv
11492 1153 117 39 Cable One
6478 1115 328 197 AT&T Worldnet Services
6197 1030 718 508 BellSouth Network Solutions,
18566 1028 288 9 Covad Communications
174 993 6803 847 Cogent Communications
7011 967 289 558 Citizens Utilities
701 885 6560 693 UUNET Technologies, Inc.
20115 849 774 458 Charter Communications
22773 800 2133 54 Cox Communications, Inc.
1239 799 2721 558 Sprint
19262 792 2853 183 Verizon Global Networks
3356 764 10891 398 Level 3 Communications, LLC
209 730 3784 573 Qwest
5668 663 176 17 CenturyTel Internet Holdings,
3561 591 2325 377 Savvis
6517 588 163 34 Yipes Communications, Inc.
852 580 1108 357 Telus Advanced Communications
RIPE Region per AS prefix count summary
---------------------------------------
ASN No of nets /20 equiv MaxAgg Description
702 473 1920 386 UUNET - Commercial IP service
24863 374 58 39 LINKdotNET AS number
9116 335 168 28 Goldenlines main autonomous s
3301 317 1441 294 TeliaNet Sweden
3320 316 6035 263 Deutsche Telekom AG
8551 311 298 41 Bezeq International
6746 275 129 252 Dynamic Network Technologies,
8708 271 421 243 Romania Data Systems S.A.
8866 269 62 25 Bulgarian Telecommunication C
680 266 2045 254 DFN-IP service G-WiN
3215 264 2504 99 France Telecom Transpac
8220 257 445 238 COLT Telecommunications
3352 232 1916 40 Ibernet, Internet Access Netw
3269 228 2935 75 TELECOM ITALIA
9121 212 1442 25 TTnet Autonomous System
3300 199 172 95 AUCS Communications Services
20858 195 34 3 EgyNet
1257 194 1194 176 SWIPnet Swedish IP Network
12479 194 578 6 Uni2 Autonomous System
3246 193 257 183 Song Networks
LACNIC Region per AS prefix count summary
-----------------------------------------
ASN No of nets /20 equiv MaxAgg Description
8151 1054 2196 215 UniNet S.A. de C.V.
11830 514 299 9 Instituto Costarricense de El
16814 427 27 10 NSS, S.A.
14522 380 32 7 SatNet S.A.
11172 374 114 60 Servicios Alestra S.A de C.V
7303 362 175 53 Telecom Argentina Stet-France
6471 348 75 37 ENTEL CHILE S.A.
22047 317 246 13 VTR PUNTO NET S.A.
14117 285 19 15 Telefonica del Sur S.A.
10620 265 73 27 TVCABLE BOGOTA
10481 261 104 9 Prima S.A.
11556 235 128 3 Cable-Wireless Panama
6147 230 178 24 Telefonica Del Peru
6503 213 187 84 AVANTEL, S.A.
23216 211 17 47 RAMtelecom Telecomunicaciones
7738 204 538 24 Telecomunicacoes da Bahia S.A
28573 200 314 27 NET Servicos de Comunicao S.A
8163 183 11 8 METROTEL REDES S.A.
21826 181 32 50 INTERCABLE
20299 180 25 30 NEWCOM AMERICAS
AfriNIC Region per AS prefix count summary
------------------------------------------
ASN No of nets /20 equiv MaxAgg Description
3741 279 869 225 The Internet Solution
8452 220 188 7 TEDATA
6713 143 135 11 Itissalat Al-MAGHRIB
2018 140 299 115 Tertiary Education Network
33783 127 8 11 EEPAD TISP TELECOM & INTERNET
5536 124 8 10 Internet Egypt Network
33776 100 6 3 Starcomms Nigeria Limited
24835 88 48 6 RAYA Telecom - Egypt
15475 77 84 4 Nile Online
2905 75 174 72 The Internetworking Company o
23889 73 24 15 MAURITIUS TELECOM
15706 53 12 4 Sudatel Internet Exchange Aut
33774 49 33 26 AS Number for Telecom Algeria
5713 46 294 36 Telkom SA Ltd
16637 42 21 29 Johnnic e-Ventures
12455 36 6 3 Jambonet Autonomous system
8524 32 2 10 AUCEGYPT Autonomous System
10798 26 16 1 Standard Bank of South Africa
21280 26 4 4 Swift Global Kenya Ltd.Is an
29975 26 10 9 Vodacom
Global Per AS Maximum Aggr summary
----------------------------------
ASN No of nets Net Savings Description
4755 1472 1405 Videsh Sanchar Nigam Ltd. Aut
11492 1153 1114 Cable One
9583 1118 1103 Sify Limited
18566 1028 1019 Covad Communications
4323 1346 989 Time Warner Telecom
9498 1014 947 BHARTI BT INTERNET LTD.
6478 1115 918 AT&T Worldnet Services
8151 1054 839 UniNet S.A. de C.V.
4134 1098 799 CHINANET-BACKBONE
17488 855 788 Hathway IP Over Cable Interne
22773 800 746 Cox Communications, Inc.
5668 663 646 CenturyTel Internet Holdings,
19262 792 609 Verizon Global Networks
7545 717 598 TPG Internet Pty Ltd
6517 588 554 Yipes Communications, Inc.
18101 604 552 Reliance Infocom Ltd Internet
6197 1030 522 BellSouth Network Solutions,
19916 569 522 OLM LLC
9829 530 521 BSNL National Internet Backbo
4668 518 508 LG-EDS Systems Inc.
List of Unregistered Origin ASNs (Global)
-----------------------------------------
Bad AS Designation Network Transit AS Description
64250 RESERVED 59.144.44.0/24 9498 BHARTI BT INTERNET L
64999 PRIVATE 78.24.120.0/23 3257 Tiscali Intl Network
64999 PRIVATE 78.24.122.0/23 3257 Tiscali Intl Network
64999 PRIVATE 78.24.124.0/24 3257 Tiscali Intl Network
64999 PRIVATE 78.24.125.0/24 3257 Tiscali Intl Network
64999 PRIVATE 78.24.126.0/24 3257 Tiscali Intl Network
64999 PRIVATE 78.24.127.0/24 3257 Tiscali Intl Network
64250 RESERVED 122.167.64.0/19 9498 BHARTI BT INTERNET L
64250 RESERVED 122.167.96.0/20 9498 BHARTI BT INTERNET L
64250 RESERVED 122.167.112.0/21 9498 BHARTI BT INTERNET L
64250 RESERVED 122.167.176.0/21 9498 BHARTI BT INTERNET L
64250 RESERVED 122.167.188.0/22 9498 BHARTI BT INTERNET L
64250 RESERVED 122.167.192.0/22 9498 BHARTI BT INTERNET L
64250 RESERVED 122.167.196.0/22 9498 BHARTI BT INTERNET L
64250 RESERVED 122.167.200.0/22 9498 BHARTI BT INTERNET L
64250 RESERVED 122.167.204.0/22 9498 BHARTI BT INTERNET L
64250 RESERVED 122.167.208.0/22 9498 BHARTI BT INTERNET L
64250 RESERVED 122.167.212.0/22 9498 BHARTI BT INTERNET L
64250 RESERVED 122.167.216.0/22 9498 BHARTI BT INTERNET L
64250 RESERVED 122.167.220.0/22 9498 BHARTI BT INTERNET L
64250 RESERVED 122.167.240.0/23 9498 BHARTI BT INTERNET L
64250 RESERVED 122.167.242.0/23 9498 BHARTI BT INTERNET L
64250 RESERVED 122.167.244.0/23 9498 BHARTI BT INTERNET L
64250 RESERVED 122.167.246.0/23 9498 BHARTI BT INTERNET L
64250 RESERVED 122.171.0.0/24 9498 BHARTI BT INTERNET L
64250 RESERVED 122.171.1.0/24 9498 BHARTI BT INTERNET L
65535 PRIVATE 200.62.98.0/24 7137 TELEMATIX/ ENITEL
65000 PRIVATE 216.136.11.0/24 27182 Peregrine Capital Ma
Advertised Unallocated Addresses
--------------------------------
Network Origin AS Description
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 /8:18 /9:9 /10:16 /11:38 /12:135
/13:268 /14:479 /15:946 /16:9680 /17:4153 /18:6682
/19:14421 /20:16658 /21:15434 /22:19792 /23:20740 /24:123768
/25:772 /26:1017 /27:541 /28:99 /29:5 /30:0
/31:0 /32:8
Advertised prefixes smaller than registry allocations
-----------------------------------------------------
ASN No of nets Total ann. Description
11492 1145 1153 Cable One
6478 1114 1115 AT&T Worldnet Services
18566 1010 1028 Covad Communications
9583 953 1118 Sify Limited
2386 930 1239 AT&T Data Communications Serv
7011 854 967 Citizens Utilities
4755 844 1472 Videsh Sanchar Nigam Ltd. Aut
7018 821 1496 AT&T WorldNet Services
6197 774 1030 BellSouth Network Solutions,
23577 771 780 Korea Telecom (ATM-MPLS)
9498 701 1014 BHARTI BT INTERNET LTD.
17488 674 855 Hathway IP Over Cable Interne
4766 606 815 Korea Telecom (KIX)
4323 568 1346 Time Warner Telecom
19916 564 569 OLM LLC
6517 543 588 Yipes Communications, Inc.
5668 521 663 CenturyTel Internet Holdings,
4668 508 518 LG-EDS Systems Inc.
18101 508 604 Reliance Infocom Ltd Internet
15270 446 480 PaeTec.net -a division of Pae
Number of /24s announced per /8 block (Global)
----------------------------------------------
4:8 8:87 12:1797 15:19 16:3 17:5
18:13 20:36 24:980 25:1 32:57 33:3
38:356 40:64 41:347 44:2 47:4 52:3
55:3 56:3 57:21 58:472 59:416 60:380
61:984 62:930 63:1978 64:3290 65:2368 66:3572
67:848 68:672 69:1999 70:464 71:107 72:1412
73:6 74:731 75:262 76:154 77:409 78:247
79:3 80:857 81:797 82:578 83:353 84:631
85:837 86:349 87:581 88:284 89:1045 90:39
91:683 92:4 96:1 97:6 98:9 116:415
117:204 118:39 121:323 122:635 123:206 124:704
125:1040 128:277 129:195 130:138 131:366 132:56
133:8 134:191 135:34 136:188 137:82 138:156
139:75 140:507 141:145 142:370 143:253 144:317
145:46 146:328 147:130 148:486 149:187 150:113
151:137 152:83 153:121 154:11 155:261 156:162
157:223 158:160 159:195 160:142 161:99 162:189
163:183 164:500 165:397 166:290 167:308 168:494
169:126 170:406 171:22 172:2 189:118 190:1216
192:5704 193:3995 194:3213 195:2461 196:942 198:3786
199:3222 200:5228 201:1235 202:7387 203:7800 204:3953
205:2000 206:2376 207:2771 208:2906 209:3585 210:2480
211:1077 212:1343 213:1524 214:417 215:45 216:4099
217:1196 218:319 219:390 220:1012 221:409 222:264
End of report
