Routing Table Report 04:00 +10GMT Thu 06 Nov, 2003 Analysis Summary ---------------- BGP routing table entries examined: 127614 Prefixes after maximum aggregation: 16124 Unique aggregates announced to Internet: 175 Total ASes present in the Internet Routing Table: 16065 Origin-only ASes present in the Internet Routing Table: 13919 Origin ASes announcing only one prefix: 6386 Transit ASes present in the Internet Routing Table: 2146 Transit-only ASes present in the Internet Routing Table: 74 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: 6 Non-routable prefixes present in the Routing Table: 0 Prefixes being announced from unallocated address space: 0 Number of addresses announced to Internet: 566273 Equivalent to 0 /8s, 8 /16s and 164 /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: 726 APNIC Region Analysis Summary ----------------------------- Prefixes being announced by APNIC Region ASes: 23095 Total APNIC prefixes after maximum aggregation: 2039 Prefixes being announced from the APNIC address blocks: 126862 Unique aggregates announced from the APNIC address blocks: 150 APNIC Region origin ASes present in the Internet Routing Table: 1929 APNIC Region origin ASes announcing only one prefix: 587 APNIC Region transit ASes present in the Internet Routing Table: 320 Average APNIC Region AS path length visible: 6.1 Max APNIC Region AS path length visible: 19 Number of APNIC addresses announced to Internet: 433153 Equivalent to 0 /8s, 6 /16s and 156 /24s Percentage of available APNIC address space announced: 0.2 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: 75357 Total ARIN prefixes after maximum aggregation: 8702 Prefixes being announced from the ARIN address blocks: 711 Unique aggregates announced from the ARIN address blocks: 17 ARIN Region origin ASes present in the Internet Routing Table: 8684 ARIN Region origin ASes announcing only one prefix: 3014 ARIN Region transit ASes present in the Internet Routing Table: 849 Average ARIN Region AS path length visible: 6.4 Max ARIN Region AS path length visible: 26 Number of ARIN addresses announced to Internet: 29696 Equivalent to 0 /8s, 0 /16s and 116 /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: 22647 Total RIPE prefixes after maximum aggregation: 4930 Prefixes being announced from the RIPE address blocks: 14 Unique aggregates announced from the RIPE address blocks: 8 RIPE Region origin ASes present in the Internet Routing Table: 4926 RIPE Region origin ASes announcing only one prefix: 2650 RIPE Region transit ASes present in the Internet Routing Table: 866 Average RIPE Region AS path length visible: 7.2 Max RIPE Region AS path length visible: 30 Number of RIPE addresses announced to Internet: 103424 Equivalent to 0 /8s, 1 /16s and 148 /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: 5390 Total LACNIC prefixes after maximum aggregation: 356 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: 356 LACNIC Region origin ASes announcing only one prefix: 104 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: 1110 Total AfriNIC prefixes after maximum aggregation: 97 Prefixes being announced from the AfriNIC address blocks: 8 Unique aggregates announced from the AfriNIC address blocks: 0 AfriNIC Region origin ASes present in the Internet Routing Table: 97 AfriNIC Region origin ASes announcing only one prefix: 31 AfriNIC Region transit ASes present in the Internet Routing Table: 12 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 1112 0 1 Telstra Pty Ltd 2907 367 0 1 SINET Japan 4134 361 0 1 Data Communications Bureau 4755 351 8 60 Videsh Sanchar Nigam Ltd. Aut 7474 342 0 2 Optus Communications Pty Ltd 703 333 0 2 UUNET 2764 299 0 1 connect.com.au pty ltd 17557 295 0 1 Pakistan Telecom 17676 277 0 1 XTAGE CORPORATION 9583 269 0 2 Satyam Infoway Ltd., 4766 252 0 1 Korea Internet Exchange for " 3786 233 0 1 DACOM Corporation 4538 214 0 1 China Education and Research 9443 214 0 1 Primus Telecommunications 9800 206 0 1 CHINA UNICOM 9498 205 0 1 BHARTI BT INTERNET LTD. 9942 187 0 4 COMindico Australia 9929 173 0 1 China Netcom Corp. 17642 156 0 3 RequestDSL BGP AS# for Sydney 4739 146 0 5 Commerical Internet eXchange ARIN Region per AS prefix count summary --------------------------------------- ASN No of nets /20 equiv MaxAgg Description 701 1414 3 3 UUNET Technologies, Inc. 7018 1362 0 1 AT&T 209 1099 0 1 Qwest 1239 926 0 1 Sprint 18566 719 0 1 Covad Communications 4323 685 0 1 Time Warner Communications, I 6197 664 0 1 BellSouth Network Solutions, 3356 618 0 1 Level 3 Communications, LLC 6198 573 0 1 BellSouth Network Solutions, 20115 539 0 1 Charter Communications 7843 521 0 1 Adelphia Corp. 7132 501 0 1 Southwestern Bell Internet Se 852 491 0 1 Telus Advanced Communications 19029 421 0 1 New Edge Networks 690 410 0 1 Merit Network 2386 396 0 1 AT&T Data Communications Serv 705 393 0 1 UUNET Technologies, Inc. 4355 390 0 1 EarthLink, Inc. 6347 344 0 1 SAVVIS Communications Corpora 27364 338 0 1 Armstrong Cable Services RIPE Region per AS prefix count summary --------------------------------------- ASN No of nets /20 equiv MaxAgg Description 702 697 0 1 UUNET - Commercial IP service 3301 309 0 1 TeliaNet Sweden 3320 276 0 1 Deutsche Telekom AG 8220 260 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 5400 186 0 1 BT Ignite European Backbone 5515 180 0 1 Sonera Solution Autonomous Sy 786 173 0 1 The JANET IP Service 3215 173 0 1 France Telecom Transpac 8708 160 0 1 Romania Data Systems S.A. 3303 144 0 1 Swisscom Ltd 25186 142 0 1 France Telecom Transpac's Tra 6664 134 0 1 TELECOM ITALIA 3246 127 0 1 Song Networks 12302 126 0 1 MobiFon S.A. 2856 117 0 1 BTnet UK Regional network 3269 117 0 1 TELECOM ITALIA 719 115 0 1 LANLINK autonomous system LACNIC Region per AS prefix count summary ----------------------------------------- ASN No of nets /20 equiv MaxAgg Description 6140 339 0 1 ImpSat 8151 234 0 1 UniNet S.A. de C.V. 7303 198 0 1 Telecom Argentina Stet-France 11172 192 0 1 Servicios Alestra S.A de C.V 16814 156 0 1 NSS, S.A. 6505 135 0 1 Global One Communicaoes Ltda 6503 126 0 1 AVANTEL, S.A. 10620 122 0 1 TVCABLE BOGOTA 6147 112 0 1 Telefonica Del Peru 11992 87 0 1 Integrated Systems 8065 86 0 1 Empresas Publicas de Medellin 15311 76 0 1 Telefonica Empresas 6535 75 0 1 Chilesat Servicios Empresari 4270 68 0 1 Red de Interconexion Universi 11311 66 0 1 Sinectis S.A. 7080 64 0 1 Electronica y Comunicaciones 1916 60 0 1 Fundacao de Amparo a Pesquisa 27699 60 0 1 TELECOMUNICACOES DE SAO PAULO 4926 57 0 1 Telintar S.A. 7738 56 0 1 Telecomunicacoes da Bahia S.A AfriNIC Region per AS prefix count summary ------------------------------------------ ASN No of nets /20 equiv MaxAgg Description 3741 250 0 1 The Internet Solution 2018 94 0 1 Tertiary Education Network 5536 88 0 1 Internet Egypt Network 2905 59 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 30 0 1 GST-N Autonomous System 12455 26 0 1 Jambonet Autonomous system 5713 24 0 1 Telkom SA Ltd 9129 24 0 1 UUNET Kenya 16637 24 0 1 Johnnic e-Ventures 6713 22 0 1 Itissalat Al-MAGHRIB 10798 18 0 1 Standard Bank of South Africa 8524 17 0 1 AUCEGYPT Autonomous System 15706 15 0 1 Sudatel Internet Exchange Aut 3208 14 0 1 ARN Network 12258 14 0 1 Vodacom Internet Company 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 1362 1361 AT&T 1221 1112 1111 Telstra Pty Ltd 209 1099 1098 Qwest 1239 926 925 Sprint 18566 719 718 Covad Communications 702 697 696 UUNET - Commercial IP service 4323 685 684 Time Warner Communications, I 6197 664 663 BellSouth Network Solutions, 3356 618 617 Level 3 Communications, LLC 6198 573 572 BellSouth Network Solutions, 20115 539 538 Charter Communications 7843 521 520 Adelphia Corp. 7132 501 500 Southwestern Bell Internet Se 852 491 490 Telus Advanced Communications 19029 421 420 New Edge Networks 690 410 409 Merit Network 2386 396 395 AT&T Data Communications Serv 705 393 392 UUNET Technologies, Inc. 4355 390 389 EarthLink, Inc. List of Unregistered ASNs (Global) ---------------------------------- Bad AS Designation Network Transit AS Description 18413 UNALLOCATED 203.14.8.16/24 4747 Taiwan Telecommunica 64512 PRIVATE 203.14.8.16/24 2152 California State Uni 64512 PRIVATE 203.14.8.16/24 2152 California State Uni 64512 PRIVATE 203.14.8.16/24 2152 California State Uni 1877 UNALLOCATED 203.14.8.16/24 1876 Southern Methodist U 65535 PRIVATE 203.14.8.16/24 23682 Broadband Pacenet In 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 /17:10 /18:17 /19:7 /20:6 /21:234 /22:15 /23:459 /24:126858 /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 672 719 Covad Communications 2914 17 278 Verio, Inc. 3758 12 42 SingNet 7474 5 342 Optus Communications Pty Ltd 4755 3 351 Videsh Sanchar Nigam Ltd. Aut 701 2 1414 UUNET Technologies, Inc. 2561 1 56 Egyptian Universities Network 5655 1 3 Decade Communications 7381 1 15 Sungard Recovery Services, In 7911 1 17 Williams Communications Group 9583 1 269 Satyam Infoway Ltd., 12968 1 11 Crowley Data Poland, sp. z o. 13328 1 5 Valcore Communications 21284 1 11 Vivodi Telecommunications S.A 21452 1 3 SKANNET IP Network 25132 1 1 Relcom Podoliya ISP 25980 1 1 National Thoroughbred Racing 26676 1 1 General Pacific, Inc. 27479 1 1 Lake Norman Security Patrol, 29007 1 1 Petrotel Sp. z o.o. Number of /24s announced per /8 block (Global) ---------------------------------------------- 61:16 63:1 64:2 65:1 69:1 140:2 165:1 166:1 192:2 193:1 196:7 198:4 199:2 202:39 203:61220 204:14 206:2 209:1 210:4 216:1 End of report