Routing Table Report 04:00 +10GMT Thu 09 Oct, 2003 Analysis Summary ---------------- BGP routing table entries examined: 126971 Prefixes after maximum aggregation: 15934 Unique aggregates announced to Internet: 198 Total ASes present in the Internet Routing Table: 15869 Origin-only ASes present in the Internet Routing Table: 13729 Origin ASes announcing only one prefix: 6283 Transit ASes present in the Internet Routing Table: 2140 Transit-only ASes present in the Internet Routing Table: 72 Average AS path length visible in the Internet Routing Table: 6.7 Max AS path length visible: 30 Illegal AS announcements present in the Routing Table: 4 Non-routable prefixes present in the Routing Table: 0 Prefixes being announced from unallocated address space: 0 Number of addresses announced to Internet: 702465 Equivalent to 0 /8s, 10 /16s and 184 /24s Percentage of available address space announced: 0.0 Percentage of allocated address space announced: 0.0 Percentage of available address space allocated: 56.0 Total number of prefixes smaller than registry allocations: 757 APNIC Region Analysis Summary ----------------------------- Prefixes being announced by APNIC Region ASes: 22590 Total APNIC prefixes after maximum aggregation: 2011 Prefixes being announced from the APNIC address blocks: 126203 Unique aggregates announced from the APNIC address blocks: 172 APNIC Region origin ASes present in the Internet Routing Table: 1893 APNIC Region origin ASes announcing only one prefix: 550 APNIC Region transit ASes present in the Internet Routing Table: 310 Average APNIC Region AS path length visible: 6.1 Max APNIC Region AS path length visible: 21 Number of APNIC addresses announced to Internet: 509185 Equivalent to 0 /8s, 7 /16s and 197 /24s Percentage of available APNIC address space announced: 0.3 APNIC AS Blocks 4608 - 4864, 7467 - 7722, 9216 - 10239 17408 - 18431, 23552 - 24575 APNIC Address Blocks 60/7, 202/7, 210/7, 218/7, 220/7 and 222/8 ARIN Region Analysis Summary ---------------------------- Prefixes being announced by ARIN Region ASes: 76553 Total ARIN prefixes after maximum aggregation: 8676 Prefixes being announced from the ARIN address blocks: 715 Unique aggregates announced from the ARIN address blocks: 14 ARIN Region origin ASes present in the Internet Routing Table: 8663 ARIN Region origin ASes announcing only one prefix: 2993 ARIN Region transit ASes present in the Internet Routing Table: 857 Average ARIN Region AS path length visible: 6.7 Max ARIN Region AS path length visible: 26 Number of ARIN addresses announced to Internet: 16896 Equivalent to 0 /8s, 0 /16s and 66 /24s Percentage of available ARIN address space announced: 0.0 ARIN AS Blocks 1 - 1876, 1902 - 2042, 2044 - 2046, 2048 - 2106 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, 29695 - 30719 ARIN Address Blocks 24/8, 63/8, 64/6, 68/7, 199/8, 204/6, 208/7 and 216/8 RIPE Region Analysis Summary ---------------------------- Prefixes being announced by RIPE Region ASes: 22471 Total RIPE prefixes after maximum aggregation: 4898 Prefixes being announced from the RIPE address blocks: 28 Unique aggregates announced from the RIPE address blocks: 12 RIPE Region origin ASes present in the Internet Routing Table: 4893 RIPE Region origin ASes announcing only one prefix: 2635 RIPE Region transit ASes present in the Internet Routing Table: 869 Average RIPE Region AS path length visible: 7.4 Max RIPE Region AS path length visible: 30 Number of RIPE addresses announced to Internet: 176384 Equivalent to 0 /8s, 2 /16s and 177 /24s Percentage of available RIPE address space announced: 0.1 RIPE AS Blocks 1877 - 1901, 2043, 2047, 2107 - 2136, 2585 - 2614 2773 - 2822, 2830 - 2879, 3154 - 3353, 5377 - 5631 6656 - 6911, 8192 - 9215, 12288 - 13311, 15360 - 16383 20480 - 21503, 24576 - 25599, 28672 - 29695 30720 - 31743 RIPE Address Blocks 62/8, 80/7, 82/8, 188/8, 193/8, 194/7, 212/7 and 217/8 LACNIC Region Analysis Summary ------------------------------ Prefixes being announced by LACNIC Region ASes: 5344 Total LACNIC prefixes after maximum aggregation: 349 Prefixes being announced from the LACNIC address blocks: 1 Unique aggregates announced from the LACNIC address blocks: 0 LACNIC Region origin ASes present in the Internet Routing Table: 348 LACNIC Region origin ASes announcing only one prefix: 105 LACNIC Region transit ASes present in the Internet Routing Table: 72 Average LACNIC Region AS path length visible: 7.3 Max LACNIC Region AS path length visible: 22 Number of LACNIC addresses announced to Internet: 0 Equivalent to 0 /8s, 0 /16s and 0 /24s Percentage of available LACNIC address space announced: 0.0 LACNIC AS Blocks 26592 - 26623, 27648 - 28671 LACNIC Address Blocks 200/7 APNIC Region per AS prefix count summary ---------------------------------------- ASN No of nets /20 equiv MaxAgg Description 1221 1127 0 1 Telstra Pty Ltd 4755 382 10 61 Videsh Sanchar Nigam Ltd. Aut 2907 369 0 1 SINET Japan 4134 354 0 1 Data Communications Bureau 703 336 0 2 UUNET 7474 327 0 2 Optus Communications Pty Ltd 2764 303 0 1 connect.com.au pty ltd 17557 302 0 1 Pakistan Telecom 17676 270 0 1 XTAGE CORPORATION 4766 237 0 1 Korea Internet Exchange for " 9583 234 0 1 Satyam Infoway Ltd., 3786 233 0 1 DACOM Corporation 4538 207 0 1 China Education and Research 9800 203 0 1 CHINA UNICOM 9498 185 0 1 BHARTI BT INTERNET LTD. 9443 182 0 1 Primus Telecommunications 9929 171 0 1 China Netcom Corp. 17642 154 0 3 RequestDSL BGP AS# for Sydney 9942 152 0 4 COMindico Australia 4739 142 0 4 Commerical Internet eXchange ARIN Region per AS prefix count summary --------------------------------------- ASN No of nets /20 equiv MaxAgg Description 701 1429 0 1 UUNET Technologies, Inc. 7018 1402 0 1 AT&T 6198 1199 0 1 BellSouth Network Solutions, 6197 981 0 1 BellSouth Network Solutions, 3908 934 0 1 Supernet, Inc. 1239 928 0 1 Sprint 18566 706 0 1 Covad Communications 4323 676 0 1 Time Warner Communications, I 3356 588 0 1 Level 3 Communications, LLC 7843 532 0 1 Adelphia Corp. 852 517 0 1 Telus Advanced Communications 209 507 0 1 Qwest 20115 469 0 1 Charter Communications 690 411 0 1 Merit Network 705 397 0 1 UUNET Technologies, Inc. 4355 392 0 1 EarthLink, Inc. 2386 380 0 1 AT&T Data Communications Serv 6347 348 0 1 SAVVIS Communications Corpora 19029 339 0 1 New Edge Networks 3561 338 0 1 Cable & Wireless USA RIPE Region per AS prefix count summary --------------------------------------- ASN No of nets /20 equiv MaxAgg Description 702 714 0 1 UUNET - Commercial IP service 3301 294 0 1 TeliaNet Sweden 3320 278 0 1 Deutsche Telekom AG 8220 258 0 1 COLT Internet - International 1257 238 0 1 SWIPnet Swedish IP Network 680 232 0 1 DFN-IP service G-WiN 3215 194 0 1 France Telecom Transpac 5400 186 0 1 BT Ignite European Backbone 5515 186 0 1 Sonera Solution Autonomous Sy 786 179 0 1 The JANET IP Service 719 173 0 1 LANLINK autonomous system 8708 158 0 1 Romania Data Systems S.A. 3303 149 0 1 Swisscom Ltd 3246 129 0 1 Song Networks 12302 127 0 1 MobiFon S.A. 3269 119 0 1 TELECOM ITALIA 2856 114 0 1 BTnet UK Regional network 25186 111 0 1 France Telecom Transpac's Tra 3352 98 0 1 Ibernet, Internet Access Netw 9051 88 0 1 INCONET Autonomous System LACNIC Region per AS prefix count summary ----------------------------------------- ASN No of nets /20 equiv MaxAgg Description 6140 339 0 1 ImpSat 8151 235 2 2 UniNet S.A. de C.V. 7303 218 0 1 Telecom Argentina Stet-France 11172 184 0 1 Servicios Alestra S.A de C.V 16814 151 0 1 NSS, S.A. 6503 128 0 1 AVANTEL, S.A. 10620 122 0 1 TVCABLE BOGOTA 6147 86 0 1 Telefonica Del Peru 11992 83 0 1 Integrated Systems 8065 82 0 1 Empresas Publicas de Medellin 6505 81 0 1 Global One Communicaoes Ltda 15311 76 0 1 Telefonica Empresas 6535 75 0 1 Chilesat Servicios Empresari 11830 74 0 1 Instituto Costarricense de El 4270 68 0 1 Red de Interconexion Universi 7927 67 0 1 Global One Venezuela 7080 64 0 1 Electronica y Comunicaciones 1916 60 0 1 Fundacao de Amparo a Pesquisa 4926 57 0 1 Telintar S.A. 10292 57 0 1 TELECOMMUNICATIONS OF JAMAICA Global Per AS Maximum Aggr summary ---------------------------------- ASN No of nets Net Savings Description 0 0 65533 * 7018 1402 1401 AT&T 6198 1199 1198 BellSouth Network Solutions, 1221 1127 1126 Telstra Pty Ltd 6197 981 980 BellSouth Network Solutions, 3908 934 933 Supernet, Inc. 1239 928 927 Sprint 702 714 713 UUNET - Commercial IP service 18566 706 705 Covad Communications 4323 676 675 Time Warner Communications, I 3356 588 587 Level 3 Communications, LLC 7843 532 531 Adelphia Corp. 852 517 516 Telus Advanced Communications 209 507 506 Qwest 20115 469 468 Charter Communications 690 411 410 Merit Network 705 397 396 UUNET Technologies, Inc. 4355 392 391 EarthLink, Inc. 2386 380 379 AT&T Data Communications Serv 2907 369 368 SINET Japan List of Unregistered ASNs (Global) ---------------------------------- Bad AS Designation Network Transit AS Description 18413 UNALLOCATED 203.14.8.16/24 4747 Taiwan Telecommunica 65407 PRIVATE 203.14.8.16/24 6553 Digital Island, Inc. 65407 PRIVATE 203.14.8.16/24 6553 Digital Island, Inc. 1877 UNALLOCATED 203.14.8.16/24 1876 Southern Methodist U Number of prefixes announced per prefix length (Global) ------------------------------------------------------- /1:0 /2:0 /3:0 /4:0 /5:0 /6:0 /7:0 /8:0 /9:0 /10:0 /11:0 /12:0 /13:0 /14:0 /15:0 /16:3 /17:12 /18:32 /19:8 /20:6 /21:233 /22:15 /23:492 /24:126165 /25:0 /26:0 /27:0 /28:0 /29:0 /30:0 /31:0 /32:5 Advertised prefixes smaller than registry allocations ----------------------------------------------------- ASN No of nets Total ann. Description 18566 696 706 Covad Communications 2914 17 281 Verio, Inc. 3758 12 42 SingNet 14612 7 8 Mainstreet Internet Company 7474 5 327 Optus Communications Pty Ltd 7633 5 131 Software Technology Parks of 4755 3 382 Videsh Sanchar Nigam Ltd. Aut 3216 2 30 Teleross, Moscow, Russia 25782 2 6 Digital Magicians, Inc. 7381 1 15 Sungard Recovery Services, In 7911 1 17 Williams Communications Group 9000 1 12 ESER-ASN 15451 1 1 DATEV e. G. 16838 1 16 VeriSign Inc 19325 1 5 Data-Vision, Inc. 19717 1 2 Cidera-Mainstream 22907 1 1 ACS State and Local Solutions Number of /24s announced per /8 block (Global) ---------------------------------------------- 12:1 61:16 64:2 65:1 67:1 69:1 164:5 165:1 192:1 194:1 195:1 202:26 203:60559 206:1 207:2 209:1 210:3 212:1 216:5 End of report