Routing Table Report 04:00 +10GMT Mon 12 Jan, 2004 Analysis Summary ---------------- BGP routing table entries examined: 129588 Prefixes after maximum aggregation: 16474 Unique aggregates announced to Internet: 261 Total ASes present in the Internet Routing Table: 16340 Origin-only ASes present in the Internet Routing Table: 14188 Origin ASes announcing only one prefix: 6546 Transit ASes present in the Internet Routing Table: 2152 Transit-only ASes present in the Internet Routing Table: 62 Average AS path length visible in the Internet Routing Table: 6.5 Max AS path length visible: 32 Illegal AS announcements present in the Routing Table: 9 Non-routable prefixes present in the Routing Table: 0 Prefixes being announced from unallocated address space: 0 Number of addresses announced to Internet: 610305 Equivalent to 0 /8s, 9 /16s and 80 /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: 829 APNIC Region Analysis Summary ----------------------------- Prefixes being announced by APNIC Region ASes: 24287 Total APNIC prefixes after maximum aggregation: 2085 Prefixes being announced from the APNIC address blocks: 128718 Unique aggregates announced from the APNIC address blocks: 197 APNIC Region origin ASes present in the Internet Routing Table: 1953 APNIC Region origin ASes announcing only one prefix: 587 APNIC Region transit ASes present in the Internet Routing Table: 323 Average APNIC Region AS path length visible: 6.1 Max APNIC Region AS path length visible: 18 Number of APNIC addresses announced to Internet: 482561 Equivalent to 0 /8s, 7 /16s and 93 /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: 75726 Total ARIN prefixes after maximum aggregation: 8845 Prefixes being announced from the ARIN address blocks: 815 Unique aggregates announced from the ARIN address blocks: 55 ARIN Region origin ASes present in the Internet Routing Table: 8787 ARIN Region origin ASes announcing only one prefix: 3093 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: 22 Number of ARIN addresses announced to Internet: 20480 Equivalent to 0 /8s, 0 /16s and 80 /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 31744 - 32767 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: 23180 Total RIPE prefixes after maximum aggregation: 5091 Prefixes being announced from the RIPE address blocks: 16 Unique aggregates announced from the RIPE address blocks: 9 RIPE Region origin ASes present in the Internet Routing Table: 5086 RIPE Region origin ASes announcing only one prefix: 2734 RIPE Region transit ASes present in the Internet Routing Table: 873 Average RIPE Region AS path length visible: 7.3 Max RIPE Region AS path length visible: 32 Number of RIPE addresses announced to Internet: 107264 Equivalent to 0 /8s, 1 /16s and 163 /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: 5228 Total LACNIC prefixes after maximum aggregation: 361 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: 361 LACNIC Region origin ASes announcing only one prefix: 105 LACNIC Region transit ASes present in the Internet Routing Table: 71 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: 1150 Total AfriNIC prefixes after maximum aggregation: 92 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: 92 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 1039 0 1 Telstra Pty Ltd 4134 692 0 1 Data Communications Bureau 4766 393 0 1 Korea Internet Exchange for " 2907 365 0 1 SINET Japan 9443 348 0 2 Primus Telecommunications 7474 343 0 2 Optus Communications Pty Ltd 703 340 0 2 UUNET 4755 340 20 65 Videsh Sanchar Nigam Ltd. Aut 17557 307 0 1 Pakistan Telecom 17676 292 1 3 XTAGE CORPORATION 2764 291 0 1 connect.com.au pty ltd 4538 250 0 1 China Education and Research 9800 216 0 1 CHINA UNICOM 9583 211 0 1 Satyam Infoway Ltd., 9942 206 0 5 COMindico Australia 9929 192 0 1 China Netcom Corp. 9498 181 0 1 BHARTI BT INTERNET LTD. 17642 153 0 2 RequestDSL BGP AS# for Sydney 17964 150 0 1 Beijing Dian-Xin-Tong Network 3786 148 0 1 DACOM Corporation ARIN Region per AS prefix count summary --------------------------------------- ASN No of nets /20 equiv MaxAgg Description 7018 1388 0 1 AT&T 701 1376 0 1 UUNET Technologies, Inc. 1239 949 0 1 Sprint 6197 773 0 1 BellSouth Network Solutions, 18566 744 0 1 Covad Communications 3356 728 0 1 Level 3 Communications, LLC 209 725 0 1 Qwest 4323 674 0 1 Time Warner Communications, I 20115 576 0 1 Charter Communications 6198 546 0 1 BellSouth Network Solutions, 7843 510 0 1 Adelphia Corp. 852 504 0 1 Telus Advanced Communications 7132 462 0 1 Southwestern Bell Internet Se 2386 417 0 1 AT&T Data Communications Serv 19029 408 0 1 New Edge Networks 690 398 0 1 Merit Network 27364 381 0 1 Armstrong Cable Services 705 380 0 1 UUNET Technologies, Inc. 4355 380 0 1 EarthLink, Inc. 3549 336 0 1 Global Crossing RIPE Region per AS prefix count summary --------------------------------------- ASN No of nets /20 equiv MaxAgg Description 702 692 0 1 UUNET - Commercial IP service 3301 333 0 1 TeliaNet Sweden 3320 279 0 1 Deutsche Telekom AG 8220 267 0 1 COLT Internet - International 1257 245 0 1 SWIPnet Swedish IP Network 680 229 0 1 DFN-IP service G-WiN 13083 215 0 1 Mannesmann Datenverarbeitung 3246 187 0 1 Song Networks 786 174 0 1 The JANET IP Service 5515 172 0 1 Sonera Solution Autonomous Sy 25186 168 0 1 France Telecom Transpac's Tra 8708 165 0 1 Romania Data Systems S.A. 3215 150 0 1 France Telecom Transpac 3303 138 0 1 Swisscom Ltd 5400 133 0 1 BT Ignite European Backbone 12302 126 0 1 MobiFon S.A. 2856 119 0 1 BTnet UK Regional network 3269 118 0 1 TELECOM ITALIA 719 114 0 1 LANLINK autonomous system 3352 103 0 1 Ibernet, Internet Access Netw LACNIC Region per AS prefix count summary ----------------------------------------- ASN No of nets /20 equiv MaxAgg Description 6140 347 0 1 ImpSat 8151 239 0 1 UniNet S.A. de C.V. 11172 194 0 1 Servicios Alestra S.A de C.V 16814 155 0 1 NSS, S.A. 7303 140 0 1 Telecom Argentina Stet-France 6505 132 0 1 Global One Communicaoes Ltda 6503 128 0 1 AVANTEL, S.A. 6147 124 0 1 Telefonica Del Peru 15311 78 0 1 Telefonica Empresas 6535 76 0 1 Chilesat Servicios Empresari 4270 70 0 1 Red de Interconexion Universi 11311 66 0 1 Sinectis S.A. 11992 65 0 1 Integrated Systems 7080 64 0 1 Electronica y Comunicaciones 27699 62 0 1 TELECOMUNICACOES DE SAO PAULO 7738 60 0 1 Telecomunicacoes da Bahia S.A 14420 60 0 1 ANDINATEL S.A. 1916 59 0 1 Fundacao de Amparo a Pesquisa 5639 58 0 1 Telecommunications Services o 10292 58 0 1 TELECOMMUNICATIONS OF JAMAICA AfriNIC Region per AS prefix count summary ------------------------------------------ ASN No of nets /20 equiv MaxAgg Description 3741 249 0 1 The Internet Solution 5536 103 0 1 Internet Egypt Network 2018 94 0 1 Tertiary Education Network 2905 90 0 1 The Internetworking Company o 2561 53 0 1 Egyptian Universities Network 11845 36 0 1 Data Pro Business Online 3208 33 0 1 ARN Network 16637 26 0 1 Johnnic e-Ventures 5713 24 0 1 Telkom SA Ltd 9129 24 0 1 UUNET Kenya 12455 24 0 1 Jambonet Autonomous system 24835 23 0 1 RAYA Telecom - Egypt 6713 22 0 1 Itissalat Al-MAGHRIB 8524 18 0 1 AUCEGYPT Autonomous System 10798 18 0 1 Standard Bank of South Africa 12258 15 0 1 Vodacom Internet Company 15706 15 0 1 Sudatel Internet Exchange Aut 17148 14 0 1 First National Bank 2609 12 0 1 Tunisia BackBone AS 8346 12 0 1 SONATEL-AS Autonomous System Global Per AS Maximum Aggr summary ---------------------------------- ASN No of nets Net Savings Description 0 0 65533 * 701 1376 1375 UUNET Technologies, Inc. 1221 1039 1038 Telstra Pty Ltd 1239 949 948 Sprint 6197 773 772 BellSouth Network Solutions, 18566 744 743 Covad Communications 3356 728 727 Level 3 Communications, LLC 209 725 724 Qwest 702 692 691 UUNET - Commercial IP service 4134 692 691 Data Communications Bureau 4323 674 673 Time Warner Communications, I 20115 576 575 Charter Communications 6198 546 545 BellSouth Network Solutions, 7843 510 509 Adelphia Corp. 852 504 503 Telus Advanced Communications 7132 462 461 Southwestern Bell Internet Se 2386 417 416 AT&T Data Communications Serv 19029 408 407 New Edge Networks 690 398 397 Merit Network 4766 393 392 Korea Internet Exchange for " List of Unregistered ASNs (Global) ---------------------------------- Bad AS Designation Network Transit AS Description 65001 PRIVATE 203.14.8.16/24 6774 BELGACOM 1877 UNALLOCATED 203.14.8.16/24 1876 Southern Methodist U 65001 PRIVATE 203.14.8.16/24 6774 BELGACOM 65001 PRIVATE 203.14.8.16/24 6774 BELGACOM 65001 PRIVATE 203.14.8.16/24 6774 BELGACOM 64512 PRIVATE 204.70.1.0/24 3561 Cable & Wireless USA 23861 UNALLOCATED 203.14.8.16/24 4766 Korea Internet Excha 23861 UNALLOCATED 203.14.8.16/24 4766 Korea Internet Excha 65001 PRIVATE 203.14.8.16/24 6774 BELGACOM 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 /16:7 /17:8 /18:23 /19:11 /20:20 /21:248 /22:50 /23:493 /24:128724 /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 724 744 Covad Communications 1 39 222 GENUITY 4755 15 340 Videsh Sanchar Nigam Ltd. Aut 3758 11 47 SingNet 1659 10 89 Tiawan Academic Network (TANe 7474 4 343 Optus Communications Pty Ltd 2647 3 80 SITA 11908 3 110 Verestar, Inc. 2914 2 267 Verio, Inc. 4134 2 692 Data Communications Bureau 17676 2 292 XTAGE CORPORATION 4628 1 52 Pacific Internet Pte Ltd 6736 1 48 IRANET/IPM 7381 1 13 Sungard Recovery Services, In 7911 1 20 Williams Communications Group 7991 1 4 Savvis Communications 8881 1 14 KomTel routing policies 9021 1 10 ISBANKASI Autonomous System 9506 1 26 Magix Broadband Network 19707 1 1 THE THARPE COMPANY, INC. Number of /24s announced per /8 block (Global) ---------------------------------------------- 61:2 64:3 65:1 66:1 69:1 148:1 192:12 194:1 195:1 198:9 199:1 202:32 203:63062 204:3 205:1 206:2 207:4 209:10 210:10 212:1 216:22 219:8 End of report