Routing Table Report 04:00 +10GMT Wed 14 Jan, 2004 Analysis Summary ---------------- BGP routing table entries examined: 129590 Prefixes after maximum aggregation: 16499 Unique aggregates announced to Internet: 299 Total ASes present in the Internet Routing Table: 16360 Origin-only ASes present in the Internet Routing Table: 14195 Origin ASes announcing only one prefix: 6558 Transit ASes present in the Internet Routing Table: 2165 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: 799233 Equivalent to 0 /8s, 12 /16s and 50 /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: 805 APNIC Region Analysis Summary ----------------------------- Prefixes being announced by APNIC Region ASes: 24326 Total APNIC prefixes after maximum aggregation: 2094 Prefixes being announced from the APNIC address blocks: 128753 Unique aggregates announced from the APNIC address blocks: 207 APNIC Region origin ASes present in the Internet Routing Table: 1956 APNIC Region origin ASes announcing only one prefix: 588 APNIC Region transit ASes present in the Internet Routing Table: 324 Average APNIC Region AS path length visible: 6.1 Max APNIC Region AS path length visible: 18 Number of APNIC addresses announced to Internet: 641281 Equivalent to 0 /8s, 9 /16s and 201 /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: 75588 Total ARIN prefixes after maximum aggregation: 8837 Prefixes being announced from the ARIN address blocks: 742 Unique aggregates announced from the ARIN address blocks: 49 ARIN Region origin ASes present in the Internet Routing Table: 8786 ARIN Region origin ASes announcing only one prefix: 3095 ARIN Region transit ASes present in the Internet Routing Table: 846 Average ARIN Region AS path length visible: 6.4 Max ARIN Region AS path length visible: 22 Number of ARIN addresses announced to Internet: 18944 Equivalent to 0 /8s, 0 /16s and 74 /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: 23268 Total RIPE prefixes after maximum aggregation: 5113 Prefixes being announced from the RIPE address blocks: 56 Unique aggregates announced from the RIPE address blocks: 43 RIPE Region origin ASes present in the Internet Routing Table: 5103 RIPE Region origin ASes announcing only one prefix: 2743 RIPE Region transit ASes present in the Internet Routing Table: 884 Average RIPE Region AS path length visible: 7.3 Max RIPE Region AS path length visible: 32 Number of RIPE addresses announced to Internet: 139008 Equivalent to 0 /8s, 2 /16s and 31 /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, 80/6, 84/8, 188/8, 193/8, 194/7, 212/7 and 217/8 LACNIC Region Analysis Summary ------------------------------ Prefixes being announced by LACNIC Region ASes: 5243 Total LACNIC prefixes after maximum aggregation: 362 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: 362 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: 7.1 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: 1148 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: 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 694 32 4 Data Communications Bureau 4766 397 0 1 Korea Internet Exchange for " 2907 365 0 1 SINET Japan 9443 348 0 2 Primus Telecommunications 7474 345 0 2 Optus Communications Pty Ltd 703 341 0 2 UUNET 4755 341 20 65 Videsh Sanchar Nigam Ltd. Aut 17557 310 0 1 Pakistan Telecom 2764 292 0 1 connect.com.au pty ltd 17676 292 1 3 XTAGE CORPORATION 4538 249 0 1 China Education and Research 9583 215 0 1 Satyam Infoway Ltd., 9800 214 0 1 CHINA UNICOM 9942 206 0 5 COMindico Australia 9929 196 0 2 China Netcom Corp. 9498 181 0 1 BHARTI BT INTERNET LTD. 17642 153 0 2 RequestDSL BGP AS# for Sydney 17964 152 0 1 Beijing Dian-Xin-Tong Network 3786 147 0 1 DACOM Corporation ARIN Region per AS prefix count summary --------------------------------------- ASN No of nets /20 equiv MaxAgg Description 7018 1392 0 1 AT&T 701 1379 0 1 UUNET Technologies, Inc. 1239 954 0 1 Sprint 6197 773 0 1 BellSouth Network Solutions, 209 730 0 1 Qwest 3356 721 0 1 Level 3 Communications, LLC 18566 681 0 1 Covad Communications 4323 674 0 1 Time Warner Communications, I 20115 577 0 1 Charter Communications 6198 545 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 403 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 338 0 1 Global Crossing RIPE Region per AS prefix count summary --------------------------------------- ASN No of nets /20 equiv MaxAgg Description 702 690 0 1 UUNET - Commercial IP service 3301 334 0 1 TeliaNet Sweden 3320 281 0 1 Deutsche Telekom AG 8220 268 0 1 COLT Internet - International 1257 244 0 1 SWIPnet Swedish IP Network 680 241 0 1 DFN-IP service G-WiN 13083 215 0 1 Mannesmann Datenverarbeitung 3246 190 0 1 Song Networks 786 175 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 350 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 139 0 1 Telecom Argentina Stet-France 6505 132 0 1 Global One Communicaoes Ltda 6503 128 0 1 AVANTEL, S.A. 6147 121 0 1 Telefonica Del Peru 15311 78 0 1 Telefonica Empresas 6535 77 0 1 Chilesat Servicios Empresari 11992 73 0 1 Integrated Systems 4270 71 0 1 Red de Interconexion Universi 11311 66 0 1 Sinectis S.A. 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 57 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 9129 25 0 1 UUNET Kenya 5713 24 0 1 Telkom SA Ltd 24835 23 0 1 RAYA Telecom - Egypt 6713 22 0 1 Itissalat Al-MAGHRIB 12455 22 0 1 Jambonet Autonomous system 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 8346 12 0 1 SONATEL-AS Autonomous System 2609 11 0 1 Tunisia BackBone AS Global Per AS Maximum Aggr summary ---------------------------------- ASN No of nets Net Savings Description 0 0 65533 * 701 1379 1378 UUNET Technologies, Inc. 1221 1039 1038 Telstra Pty Ltd 1239 954 953 Sprint 6197 773 772 BellSouth Network Solutions, 209 730 729 Qwest 3356 721 720 Level 3 Communications, LLC 4134 694 690 Data Communications Bureau 702 690 689 UUNET - Commercial IP service 18566 681 680 Covad Communications 4323 674 673 Time Warner Communications, I 20115 577 576 Charter Communications 6198 545 544 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 403 402 New Edge Networks 690 398 397 Merit Network 4766 397 396 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 /16:9 /17:10 /18:23 /19:12 /20:29 /21:240 /22:55 /23:442 /24:128766 /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 661 681 Covad Communications 1 39 215 GENUITY 21152 29 29 AS for the uplinks of Soficom 4755 15 341 Videsh Sanchar Nigam Ltd. Aut 3758 11 47 SingNet 1659 10 89 Tiawan Academic Network (TANe 4134 6 694 Data Communications Bureau 7474 4 345 Optus Communications Pty Ltd 2647 3 80 SITA 15836 3 6 ARAX Autonomous System 17430 3 62 Great Wall Broadband Network 2914 2 267 Verio, Inc. 17676 2 292 XTAGE CORPORATION 24878 2 2 Bibliotheca Alexandrina is th 4628 1 52 Pacific Internet Pte Ltd 7381 1 13 Sungard Recovery Services, In 7713 1 84 PT TELEKOMUNIKASI INDONESIA 7911 1 20 Williams Communications Group 7991 1 4 Savvis Communications 8369 1 1 INTERSVYAZ Autonomous System Number of /24s announced per /8 block (Global) ---------------------------------------------- 61:4 64:2 69:1 148:1 192:12 193:1 194:1 195:1 198:9 202:33 203:63077 204:1 206:2 207:3 209:10 210:10 212:1 213:29 216:20 217:4 219:8 End of report