Routing Table Report 04:00 +10GMT Sun 07 Dec, 2003 Analysis Summary ---------------- BGP routing table entries examined: 128785 Prefixes after maximum aggregation: 16319 Unique aggregates announced to Internet: 231 Total ASes present in the Internet Routing Table: 16200 Origin-only ASes present in the Internet Routing Table: 14063 Origin ASes announcing only one prefix: 6465 Transit ASes present in the Internet Routing Table: 2137 Transit-only ASes present in the Internet Routing Table: 69 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: 678913 Equivalent to 0 /8s, 10 /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: 831 APNIC Region Analysis Summary ----------------------------- Prefixes being announced by APNIC Region ASes: 23729 Total APNIC prefixes after maximum aggregation: 2057 Prefixes being announced from the APNIC address blocks: 127921 Unique aggregates announced from the APNIC address blocks: 159 APNIC Region origin ASes present in the Internet Routing Table: 1937 APNIC Region origin ASes announcing only one prefix: 582 APNIC Region transit ASes present in the Internet Routing Table: 313 Average APNIC Region AS path length visible: 6.1 Max APNIC Region AS path length visible: 18 Number of APNIC addresses announced to Internet: 547329 Equivalent to 0 /8s, 8 /16s and 90 /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: 75617 Total ARIN prefixes after maximum aggregation: 8791 Prefixes being announced from the ARIN address blocks: 823 Unique aggregates announced from the ARIN address blocks: 64 ARIN Region origin ASes present in the Internet Routing Table: 8728 ARIN Region origin ASes announcing only one prefix: 3054 ARIN Region transit ASes present in the Internet Routing Table: 845 Average ARIN Region AS path length visible: 6.4 Max ARIN Region AS path length visible: 26 Number of ARIN addresses announced to Internet: 28672 Equivalent to 0 /8s, 0 /16s and 112 /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: 22848 Total RIPE prefixes after maximum aggregation: 5017 Prefixes being announced from the RIPE address blocks: 15 Unique aggregates announced from the RIPE address blocks: 8 RIPE Region origin ASes present in the Internet Routing Table: 5011 RIPE Region origin ASes announcing only one prefix: 2694 RIPE Region transit ASes present in the Internet Routing Table: 872 Average RIPE Region AS path length visible: 7.2 Max RIPE Region AS path length visible: 30 Number of RIPE addresses announced to Internet: 102912 Equivalent to 0 /8s, 1 /16s and 146 /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: 5443 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: 107 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: 1137 Total AfriNIC prefixes after maximum aggregation: 94 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: 94 AfriNIC Region origin ASes announcing only one prefix: 28 AfriNIC Region transit ASes present in the Internet Routing Table: 11 Average AfriNIC Region AS path length visible: 6.9 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 1085 0 1 Telstra Pty Ltd 4134 502 0 1 Data Communications Bureau 2907 361 0 1 SINET Japan 9443 342 0 2 Primus Telecommunications 7474 341 0 2 Optus Communications Pty Ltd 4755 339 20 64 Videsh Sanchar Nigam Ltd. Aut 703 336 0 2 UUNET 17557 302 0 1 Pakistan Telecom 17676 287 1 3 XTAGE CORPORATION 2764 283 0 1 connect.com.au pty ltd 4766 264 0 1 Korea Internet Exchange for " 4538 247 0 1 China Education and Research 3786 235 0 1 DACOM Corporation 9583 228 0 1 Satyam Infoway Ltd., 9800 208 0 1 CHINA UNICOM 9942 198 0 4 COMindico Australia 9929 197 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 1405 0 1 UUNET Technologies, Inc. 7018 1388 0 1 AT&T 1239 956 0 1 Sprint 209 859 0 1 Qwest 6197 765 0 1 BellSouth Network Solutions, 18566 732 0 1 Covad Communications 3356 712 0 1 Level 3 Communications, LLC 4323 678 0 1 Time Warner Communications, I 6198 610 0 1 BellSouth Network Solutions, 20115 581 0 1 Charter Communications 7843 517 0 1 Adelphia Corp. 852 504 0 1 Telus Advanced Communications 7132 452 0 1 Southwestern Bell Internet Se 19029 428 0 1 New Edge Networks 2386 402 0 1 AT&T Data Communications Serv 690 400 0 1 Merit Network 705 385 0 1 UUNET Technologies, Inc. 4355 383 0 1 EarthLink, Inc. 27364 354 0 1 Armstrong Cable Services 3549 333 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 283 0 1 Deutsche Telekom AG 8220 259 0 1 COLT Internet - International 1257 238 0 1 SWIPnet Swedish IP Network 680 232 0 1 DFN-IP service G-WiN 13083 215 0 1 Mannesmann Datenverarbeitung 3246 187 0 1 Song Networks 786 175 0 1 The JANET IP Service 5515 175 0 1 Sonera Solution Autonomous Sy 25186 174 0 1 France Telecom Transpac's Tra 5400 169 0 1 BT Ignite European Backbone 8708 161 0 1 Romania Data Systems S.A. 3215 143 0 1 France Telecom Transpac 3303 143 0 1 Swisscom Ltd 12302 125 0 1 MobiFon S.A. 3269 119 0 1 TELECOM ITALIA 2856 118 0 1 BTnet UK Regional network 719 113 0 1 LANLINK autonomous system 3352 100 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 135 0 1 Global One Communicaoes Ltda 6503 125 0 1 AVANTEL, S.A. 6147 124 0 1 Telefonica Del Peru 10620 123 0 1 TVCABLE BOGOTA 11992 87 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 70 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 58 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 87 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 3208 33 0 1 ARN Network 11569 31 0 1 satellite data networks 16284 30 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 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 1388 1387 AT&T 1221 1085 1084 Telstra Pty Ltd 1239 956 955 Sprint 209 859 858 Qwest 6197 765 764 BellSouth Network Solutions, 18566 732 731 Covad Communications 3356 712 711 Level 3 Communications, LLC 702 684 683 UUNET - Commercial IP service 4323 678 677 Time Warner Communications, I 6198 610 609 BellSouth Network Solutions, 20115 581 580 Charter Communications 7843 517 516 Adelphia Corp. 852 504 503 Telus Advanced Communications 4134 502 501 Data Communications Bureau 7132 452 451 Southwestern Bell Internet Se 19029 428 427 New Edge Networks 2386 402 401 AT&T Data Communications Serv 690 400 399 Merit Network 705 385 384 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 /17:13 /18:25 /19:12 /20:10 /21:245 /22:32 /23:519 /24:127921 /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 38 225 GENUITY 4755 16 339 Videsh Sanchar Nigam Ltd. Aut 3758 11 47 SingNet 15169 11 54 Google Inc. 6316 10 42 StarNet, Inc. 7474 4 341 Optus Communications Pty Ltd 2647 3 80 SITA 2914 2 272 Verio, Inc. 17676 2 287 XTAGE CORPORATION 4628 1 52 Pacific Internet Pte Ltd 6197 1 765 BellSouth Network Solutions, 7381 1 15 Sungard Recovery Services, In 7911 1 18 Williams Communications Group 9506 1 25 Magix Broadband Network 10273 1 8 FPL 12313 1 13 Autonomous System Versatel De 15540 1 4 gedas Autonomous System 15975 1 14 Palnet Communications Ltd. AS 16062 1 2 Talks Ltd. Number of /24s announced per /8 block (Global) ---------------------------------------------- 61:2 64:4 65:1 69:1 155:1 192:6 195:1 198:9 202:31 203:62276 204:1 206:2 207:3 209:10 216:28 219:9 End of report