Routing Table Report 04:00 +10GMT Wed 10 Dec, 2003 Analysis Summary ---------------- BGP routing table entries examined: 128884 Prefixes after maximum aggregation: 16338 Unique aggregates announced to Internet: 236 Total ASes present in the Internet Routing Table: 16209 Origin-only ASes present in the Internet Routing Table: 14066 Origin ASes announcing only one prefix: 6465 Transit ASes present in the Internet Routing Table: 2143 Transit-only ASes present in the Internet Routing Table: 68 Average AS path length visible in the Internet Routing Table: 6.5 Max AS path length visible: 30 Illegal AS announcements present in the Routing Table: 0 Non-routable prefixes present in the Routing Table: 0 Prefixes being announced from unallocated address space: 0 Number of addresses announced to Internet: 744449 Equivalent to 0 /8s, 11 /16s and 92 /24s Percentage of available address space announced: 0.0 Percentage of allocated address space announced: 0.0 Percentage of available address space allocated: 57.3 Total number of prefixes smaller than registry allocations: 838 APNIC Region Analysis Summary ----------------------------- Prefixes being announced by APNIC Region ASes: 23785 Total APNIC prefixes after maximum aggregation: 2064 Prefixes being announced from the APNIC address blocks: 128008 Unique aggregates announced from the APNIC address blocks: 162 APNIC Region origin ASes present in the Internet Routing Table: 1939 APNIC Region origin ASes announcing only one prefix: 586 APNIC Region transit ASes present in the Internet Routing Table: 317 Average APNIC Region AS path length visible: 6.1 Max APNIC Region AS path length visible: 18 Number of APNIC addresses announced to Internet: 580609 Equivalent to 0 /8s, 8 /16s and 220 /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: 75655 Total ARIN prefixes after maximum aggregation: 8791 Prefixes being announced from the ARIN address blocks: 827 Unique aggregates announced from the ARIN address blocks: 65 ARIN Region origin ASes present in the Internet Routing Table: 8727 ARIN Region origin ASes announcing only one prefix: 3051 ARIN Region transit ASes present in the Internet Routing Table: 841 Average ARIN Region AS path length visible: 6.4 Max ARIN Region AS path length visible: 26 Number of ARIN addresses announced to Internet: 59904 Equivalent to 0 /8s, 0 /16s and 234 /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, 198/7, 204/6, 208/7 and 216/8 RIPE Region Analysis Summary ---------------------------- Prefixes being announced by RIPE Region ASes: 22891 Total RIPE prefixes after maximum aggregation: 5030 Prefixes being announced from the RIPE address blocks: 24 Unique aggregates announced from the RIPE address blocks: 9 RIPE Region origin ASes present in the Internet Routing Table: 5021 RIPE Region origin ASes announcing only one prefix: 2695 RIPE Region transit ASes present in the Internet Routing Table: 873 Average RIPE Region AS path length visible: 7.2 Max RIPE Region AS path length visible: 30 Number of RIPE addresses announced to Internet: 103936 Equivalent to 0 /8s, 1 /16s and 150 /24s Percentage of available RIPE address space announced: 0.0 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, 80/6, 84/8, 188/8, 193/8, 194/7, 212/7 and 217/8 LACNIC Region Analysis Summary ------------------------------ Prefixes being announced by LACNIC Region ASes: 5422 Total LACNIC prefixes after maximum aggregation: 360 Prefixes being announced from the LACNIC address blocks: 0 Unique aggregates announced from the LACNIC address blocks: 0 LACNIC Region origin ASes present in the Internet Routing Table: 360 LACNIC Region origin ASes announcing only one prefix: 106 LACNIC Region transit ASes present in the Internet Routing Table: 70 Average LACNIC Region AS path length visible: 7.1 Max LACNIC Region AS path length visible: 18 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 Emerging AfriNIC Region Analysis Summary ---------------------------------------- Prefixes being announced by AfriNIC Region ASes: 1120 Total AfriNIC prefixes after maximum aggregation: 93 Prefixes being announced from the AfriNIC address blocks: 0 Unique aggregates announced from the AfriNIC address blocks: 0 AfriNIC Region origin ASes present in the Internet Routing Table: 93 AfriNIC Region origin ASes announcing only one prefix: 27 AfriNIC Region transit ASes present in the Internet Routing Table: 12 Average AfriNIC Region AS path length visible: 7.0 Max AfriNIC Region AS path length visible: 19 Number of AfriNIC addresses announced to Internet: 0 Equivalent to 0 /8s, 0 /16s and 0 /24s Percentage of available AfriNIC address space announced: 0.0 AfriNIC AS Blocks AfriNIC Address Blocks 196/8 APNIC Region per AS prefix count summary ---------------------------------------- ASN No of nets /20 equiv MaxAgg Description 1221 1079 0 1 Telstra Pty Ltd 4134 549 0 1 Data Communications Bureau 2907 356 0 1 SINET Japan 4755 341 20 65 Videsh Sanchar Nigam Ltd. Aut 7474 341 0 2 Optus Communications Pty Ltd 9443 339 0 2 Primus Telecommunications 703 335 0 2 UUNET 17557 305 0 1 Pakistan Telecom 17676 288 1 3 XTAGE CORPORATION 2764 282 0 1 connect.com.au pty ltd 4766 264 0 1 Korea Internet Exchange for " 4538 249 0 1 China Education and Research 3786 235 0 1 DACOM Corporation 9583 230 0 1 Satyam Infoway Ltd., 9800 208 0 1 CHINA UNICOM 9942 202 0 4 COMindico Australia 9929 192 0 1 China Netcom Corp. 9498 173 0 1 BHARTI BT INTERNET LTD. 17642 154 0 2 RequestDSL BGP AS# for Sydney 4739 145 0 5 Commerical Internet eXchange ARIN Region per AS prefix count summary --------------------------------------- ASN No of nets /20 equiv MaxAgg Description 701 1400 0 1 UUNET Technologies, Inc. 7018 1387 0 1 AT&T 1239 958 0 1 Sprint 209 859 0 1 Qwest 6197 763 0 1 BellSouth Network Solutions, 18566 732 0 1 Covad Communications 3356 711 0 1 Level 3 Communications, LLC 4323 679 0 1 Time Warner Communications, I 6198 603 0 1 BellSouth Network Solutions, 20115 581 0 1 Charter Communications 7843 517 4 3 Adelphia Corp. 852 506 0 1 Telus Advanced Communications 7132 451 0 1 Southwestern Bell Internet Se 19029 419 0 1 New Edge Networks 2386 402 0 1 AT&T Data Communications Serv 690 400 0 1 Merit Network 705 384 0 1 UUNET Technologies, Inc. 4355 383 0 1 EarthLink, Inc. 27364 354 0 1 Armstrong Cable Services 3549 332 0 1 Global Crossing RIPE Region per AS prefix count summary --------------------------------------- ASN No of nets /20 equiv MaxAgg Description 702 684 0 1 UUNET - Commercial IP service 3301 301 0 1 TeliaNet Sweden 3320 284 0 1 Deutsche Telekom AG 8220 259 0 1 COLT Internet - International 1257 239 0 1 SWIPnet Swedish IP Network 680 232 0 1 DFN-IP service G-WiN 13083 215 0 1 Mannesmann Datenverarbeitung 3246 186 0 1 Song Networks 786 175 0 1 The JANET IP Service 5515 175 0 1 Sonera Solution Autonomous Sy 25186 173 0 1 France Telecom Transpac's Tra 5400 165 0 1 BT Ignite European Backbone 8708 163 0 1 Romania Data Systems S.A. 3215 143 0 1 France Telecom Transpac 3303 142 0 1 Swisscom Ltd 12302 125 0 1 MobiFon S.A. 3269 119 0 1 TELECOM ITALIA 2856 116 0 1 BTnet UK Regional network 719 113 0 1 LANLINK autonomous system 3352 101 0 1 Ibernet, Internet Access Netw LACNIC Region per AS prefix count summary ----------------------------------------- ASN No of nets /20 equiv MaxAgg Description 6140 346 0 1 ImpSat 8151 243 0 1 UniNet S.A. de C.V. 11172 192 0 1 Servicios Alestra S.A de C.V 7303 184 0 1 Telecom Argentina Stet-France 16814 156 0 1 NSS, S.A. 6505 134 0 1 Global One Communicaoes Ltda 6503 126 0 1 AVANTEL, S.A. 6147 124 0 1 Telefonica Del Peru 10620 123 0 1 TVCABLE BOGOTA 11992 85 0 1 Integrated Systems 15311 76 0 1 Telefonica Empresas 6535 75 0 1 Chilesat Servicios Empresari 8065 75 0 1 Empresas Publicas de Medellin 4270 71 0 1 Red de Interconexion Universi 11311 66 0 1 Sinectis S.A. 7080 64 0 1 Electronica y Comunicaciones 14420 62 0 1 ANDINATEL S.A. 27699 60 0 1 TELECOMUNICACOES DE SAO PAULO 1916 59 0 1 Fundacao de Amparo a Pesquisa 7738 59 0 1 Telecomunicacoes da Bahia S.A AfriNIC Region per AS prefix count summary ------------------------------------------ ASN No of nets /20 equiv MaxAgg Description 3741 249 0 1 The Internet Solution 2018 94 0 1 Tertiary Education Network 5536 88 0 1 Internet Egypt Network 2905 60 0 1 The Internetworking Company o 2561 56 0 1 Egyptian Universities Network 11845 35 0 1 Data Pro Business Online 11569 31 0 1 satellite data networks 16284 31 0 1 GST-N Autonomous System 16637 26 0 1 Johnnic e-Ventures 9129 25 0 1 UUNET Kenya 5713 24 0 1 Telkom SA Ltd 12455 23 0 1 Jambonet Autonomous system 6713 22 0 1 Itissalat Al-MAGHRIB 10798 18 0 1 Standard Bank of South Africa 3208 17 0 1 ARN Network 8524 17 0 1 AUCEGYPT Autonomous System 12258 15 0 1 Vodacom Internet Company 15706 15 0 1 Sudatel Internet Exchange Aut 17148 14 0 1 First National Bank 8346 12 0 1 SONATEL-AS Autonomous System Global Per AS Maximum Aggr summary ---------------------------------- ASN No of nets Net Savings Description 0 0 65533 * 7018 1387 1386 AT&T 1221 1079 1078 Telstra Pty Ltd 1239 958 957 Sprint 209 859 858 Qwest 6197 763 762 BellSouth Network Solutions, 18566 732 731 Covad Communications 3356 711 710 Level 3 Communications, LLC 702 684 683 UUNET - Commercial IP service 4323 679 678 Time Warner Communications, I 6198 603 602 BellSouth Network Solutions, 20115 581 580 Charter Communications 4134 549 548 Data Communications Bureau 7843 517 514 Adelphia Corp. 852 506 505 Telus Advanced Communications 7132 451 450 Southwestern Bell Internet Se 19029 419 418 New Edge Networks 2386 402 401 AT&T Data Communications Serv 690 400 399 Merit Network 705 384 383 UUNET Technologies, Inc. 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 /16:4 /17:14 /18:27 /19:16 /20:10 /21:246 /22:32 /23:521 /24:128010 /25:0 /26:0 /27:0 /28:0 /29:0 /30:0 /31:0 /32:4 Advertised prefixes smaller than registry allocations ----------------------------------------------------- ASN No of nets Total ann. Description 18566 722 732 Covad Communications 1 38 224 GENUITY 4755 16 341 Videsh Sanchar Nigam Ltd. Aut 3758 11 47 SingNet 6316 10 42 StarNet, Inc. 15169 10 54 Google Inc. 7474 4 341 Optus Communications Pty Ltd 2647 3 79 SITA 2914 2 271 Verio, Inc. 16379 2 5 Kyneste Autonomous System 17676 2 288 XTAGE CORPORATION 21174 2 6 Autonomous System Number for 27717 2 2 Corporacion Digitel C.A. 4628 1 52 Pacific Internet Pte Ltd 6722 1 1 Synergon Information Systems 7381 1 14 Sungard Recovery Services, In 7911 1 18 Williams Communications Group 9050 1 5 RTD-ROMTELECOM Autonomous Sys 9506 1 26 Magix Broadband Network 12313 1 13 Autonomous System Versatel De Number of /24s announced per /8 block (Global) ---------------------------------------------- 61:2 64:4 69:1 81:2 192:6 193:2 195:1 198:9 199:1 202:34 203:62359 206:2 207:3 208:1 209:10 216:28 219:9 End of report