Routing Table Report 04:00 +10GMT Sat 28 Feb, 2004 Analysis Summary ---------------- BGP routing table entries examined: 132159 Prefixes after maximum aggregation: 16751 Unique aggregates announced to Internet: 215 Total ASes present in the Internet Routing Table: 16637 Origin-only ASes present in the Internet Routing Table: 14441 Origin ASes announcing only one prefix: 6692 Transit ASes present in the Internet Routing Table: 2196 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: 28 Non-routable prefixes present in the Routing Table: 0 Prefixes being announced from unallocated address space: 0 Number of addresses announced to Internet: 655617 Equivalent to 0 /8s, 10 /16s and 1 /24s Percentage of available address space announced: 0.0 Percentage of allocated address space announced: 0.0 Percentage of available address space allocated: 58.2 Total number of prefixes smaller than registry allocations: 772 APNIC Region Analysis Summary ----------------------------- Prefixes being announced by APNIC Region ASes: 24923 Total APNIC prefixes after maximum aggregation: 2108 Prefixes being announced from the APNIC address blocks: 131366 Unique aggregates announced from the APNIC address blocks: 162 APNIC Region origin ASes present in the Internet Routing Table: 1992 APNIC Region origin ASes announcing only one prefix: 602 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: 21 Number of APNIC addresses announced to Internet: 530433 Equivalent to 0 /8s, 8 /16s and 24 /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: 76549 Total ARIN prefixes after maximum aggregation: 8971 Prefixes being announced from the ARIN address blocks: 743 Unique aggregates announced from the ARIN address blocks: 42 ARIN Region origin ASes present in the Internet Routing Table: 8923 ARIN Region origin ASes announcing only one prefix: 3164 ARIN Region transit ASes present in the Internet Routing Table: 876 Average ARIN Region AS path length visible: 6.4 Max ARIN Region AS path length visible: 24 Number of ARIN addresses announced to Internet: 25600 Equivalent to 0 /8s, 0 /16s and 100 /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, 70/8, 198/7, 204/6, 208/7 and 216/8 RIPE Region Analysis Summary ---------------------------- Prefixes being announced by RIPE Region ASes: 23956 Total RIPE prefixes after maximum aggregation: 5219 Prefixes being announced from the RIPE address blocks: 22 Unique aggregates announced from the RIPE address blocks: 11 RIPE Region origin ASes present in the Internet Routing Table: 5210 RIPE Region origin ASes announcing only one prefix: 2803 RIPE Region transit ASes present in the Internet Routing Table: 894 Average RIPE Region AS path length visible: 7.1 Max RIPE Region AS path length visible: 32 Number of RIPE addresses announced to Internet: 99584 Equivalent to 0 /8s, 1 /16s and 133 /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: 5532 Total LACNIC prefixes after maximum aggregation: 364 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: 364 LACNIC Region origin ASes announcing only one prefix: 101 LACNIC Region transit ASes present in the Internet Routing Table: 71 Average LACNIC Region AS path length visible: 7.2 Max LACNIC Region AS path length visible: 17 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: 1165 Total AfriNIC prefixes after maximum aggregation: 89 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: 89 AfriNIC Region origin ASes announcing only one prefix: 22 AfriNIC Region transit ASes present in the Internet Routing Table: 10 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 1032 0 1 Telstra Pty Ltd 4134 660 34 5 Data Communications Bureau 4766 422 0 1 Korea Internet Exchange for " 2907 360 0 1 SINET Japan 4755 360 20 72 Videsh Sanchar Nigam Ltd. Aut 9443 351 0 2 Primus Telecommunications 9583 350 0 1 Satyam Infoway Ltd., 7474 344 0 2 Optus Communications Pty Ltd 703 340 0 2 UUNET 17557 331 0 1 Pakistan Telecom 2764 300 0 1 connect.com.au pty ltd 17676 296 1 3 XTAGE CORPORATION 9800 214 0 1 CHINA UNICOM 9929 209 0 1 China Netcom Corp. 9942 208 0 5 COMindico Australia 9498 190 0 1 BHARTI BT INTERNET LTD. 9304 176 0 1 Hutchison Telecom (HK) 4804 165 0 1 Microplex PTY LTD 4837 164 0 1 chinanet IDC center beijing n 4739 153 0 6 Commerical Internet eXchange ARIN Region per AS prefix count summary --------------------------------------- ASN No of nets /20 equiv MaxAgg Description 7018 1383 0 1 AT&T 701 1323 0 1 UUNET Technologies, Inc. 1239 945 0 1 Sprint 3356 839 0 1 Level 3 Communications, LLC 6197 735 0 1 BellSouth Network Solutions, 209 720 0 1 Qwest 18566 691 0 1 Covad Communications 4323 690 0 1 Time Warner Communications, I 20115 610 0 1 Charter Communications 6198 545 0 1 BellSouth Network Solutions, 852 504 0 1 Telus Advanced Communications 7843 493 0 1 Adelphia Corp. 7132 467 0 1 Southwestern Bell Internet Se 2386 431 0 1 AT&T Data Communications Serv 690 397 0 1 Merit Network 19029 387 0 1 New Edge Networks 4355 385 0 1 EarthLink, Inc. 27364 382 0 1 Armstrong Cable Services 6347 365 0 1 SAVVIS Communications Corpora 22773 347 0 1 Cox Communications, Inc. Atla RIPE Region per AS prefix count summary --------------------------------------- ASN No of nets /20 equiv MaxAgg Description 702 677 0 1 UUNET - Commercial IP service 3301 336 0 1 TeliaNet Sweden 3320 284 0 1 Deutsche Telekom AG 8220 265 0 1 COLT Internet - International 680 242 0 1 DFN-IP service G-WiN 1257 229 0 1 SWIPnet Swedish IP Network 13083 216 0 1 Mannesmann Datenverarbeitung 3246 192 0 1 Song Networks 786 175 0 1 The JANET IP Service 8708 172 0 1 Romania Data Systems S.A. 5515 169 0 1 Sonera Solution Autonomous Sy 25186 165 0 1 France Telecom Transpac's Tra 3215 163 0 1 France Telecom Transpac 5400 150 0 1 BT Ignite European Backbone 3303 148 0 1 Swisscom Ltd 6746 128 0 1 Dynamic Network Technologies, 1273 125 0 1 Cable & Wireless Deutschland 3269 125 0 1 TELECOM ITALIA 12302 122 0 1 MobiFon S.A. 2856 117 0 1 BTnet UK Regional network LACNIC Region per AS prefix count summary ----------------------------------------- ASN No of nets /20 equiv MaxAgg Description 6140 361 0 1 ImpSat 8151 262 0 1 UniNet S.A. de C.V. 11172 203 0 1 Servicios Alestra S.A de C.V 16814 156 0 1 NSS, S.A. 6503 140 0 1 AVANTEL, S.A. 7303 136 0 1 Telecom Argentina Stet-France 6505 132 0 1 Global One Communicaoes Ltda 6147 124 0 1 Telefonica Del Peru 11556 88 0 1 Cable-Wireless Panama 15311 79 0 1 Telefonica Empresas 6535 78 0 1 Chilesat Servicios Empresari 11992 77 0 1 Integrated Systems 4270 71 0 1 Red de Interconexion Universi 11311 69 0 1 Sinectis S.A. 7080 66 0 1 Electronica y Comunicaciones 14420 64 0 1 ANDINATEL S.A. 8065 62 0 1 Empresas Publicas de Medellin 27699 62 0 1 TELECOMUNICACOES DE SAO PAULO 5639 61 0 1 Telecommunications Services o 10292 61 0 1 TELECOMMUNICATIONS OF JAMAICA AfriNIC Region per AS prefix count summary ------------------------------------------ ASN No of nets /20 equiv MaxAgg Description 3741 252 0 1 The Internet Solution 5536 105 0 1 Internet Egypt Network 2018 94 0 1 Tertiary Education Network 2905 90 0 1 The Internetworking Company o 2561 50 0 1 Egyptian Universities Network 11845 36 0 1 Data Pro Business Online 3208 32 0 1 ARN Network 9129 31 0 1 UUNET Kenya 16637 25 0 1 Johnnic e-Ventures 5713 24 0 1 Telkom SA Ltd 12455 24 0 1 Jambonet Autonomous system 24835 23 0 1 RAYA Telecom - Egypt 6713 22 0 1 Itissalat Al-MAGHRIB 8524 19 0 1 AUCEGYPT Autonomous System 10798 18 0 1 Standard Bank of South Africa 15706 16 0 1 Sudatel Internet Exchange Aut 15808 16 0 1 Communication Solutions Ltd i 12258 15 0 1 Vodacom Internet Company 17148 14 0 1 First National Bank 8346 13 0 1 SONATEL-AS Autonomous System Global Per AS Maximum Aggr summary ---------------------------------- ASN No of nets Net Savings Description 0 0 65533 * 701 1323 1322 UUNET Technologies, Inc. 1221 1032 1031 Telstra Pty Ltd 1239 945 944 Sprint 3356 839 838 Level 3 Communications, LLC 6197 735 734 BellSouth Network Solutions, 209 720 719 Qwest 18566 691 690 Covad Communications 4323 690 689 Time Warner Communications, I 702 677 676 UUNET - Commercial IP service 4134 660 655 Data Communications Bureau 20115 610 609 Charter Communications 6198 545 544 BellSouth Network Solutions, 852 504 503 Telus Advanced Communications 7843 493 492 Adelphia Corp. 7132 467 466 Southwestern Bell Internet Se 2386 431 430 AT&T Data Communications Serv 4766 422 421 Korea Internet Exchange for " 690 397 396 Merit Network 19029 387 386 New Edge Networks List of Unregistered ASNs (Global) ---------------------------------- Bad AS Designation Network Transit AS Description 65412 PRIVATE 64.70.42.0/24 3561 Cable & Wireless USA 65501 PRIVATE 203.14.8.16/24 1273 Cable & Wireless Deu 1877 UNALLOCATED 203.14.8.16/24 1876 Southern Methodist U 65506 PRIVATE 203.14.8.16/24 1273 Cable & Wireless Deu 65506 PRIVATE 203.14.8.16/24 1273 Cable & Wireless Deu 65510 PRIVATE 203.14.8.16/24 1273 Cable & Wireless Deu 23799 UNALLOCATED 203.14.8.16/24 2907 SINET Japan 23799 UNALLOCATED 203.14.8.16/24 2500 WIDE Project 23799 UNALLOCATED 203.14.8.16/24 2907 SINET Japan 18412 UNALLOCATED 203.14.8.16/24 9674 Far EastTone Telecom 65412 PRIVATE 203.14.8.16/24 4847 China Networks Inter 65412 PRIVATE 203.14.8.16/24 4847 China Networks Inter 65412 PRIVATE 203.14.8.16/24 4847 China Networks Inter 65412 PRIVATE 203.14.8.16/24 4847 China Networks Inter 65412 PRIVATE 203.14.8.16/24 4847 China Networks Inter 65412 PRIVATE 203.14.8.16/24 4847 China Networks Inter 65412 PRIVATE 203.14.8.16/24 4847 China Networks Inter 65412 PRIVATE 203.14.8.16/24 4847 China Networks Inter 65412 PRIVATE 203.14.8.16/24 4847 China Networks Inter 65412 PRIVATE 203.14.8.16/24 4847 China Networks Inter 65412 PRIVATE 203.14.8.16/24 4847 China Networks Inter 65412 PRIVATE 203.14.8.16/24 4847 China Networks Inter 65412 PRIVATE 203.14.8.16/24 4847 China Networks Inter 65412 PRIVATE 203.14.8.16/24 4847 China Networks Inter 65412 PRIVATE 203.14.8.16/24 4847 China Networks Inter 65412 PRIVATE 203.14.8.16/24 4847 China Networks Inter 65412 PRIVATE 203.14.8.16/24 4847 China Networks Inter 65412 PRIVATE 203.14.8.16/24 4847 China Networks Inter 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 /16:5 /17:6 /18:19 /19:13 /20:22 /21:240 /22:53 /23:444 /24:131354 /25:0 /26:0 /27:0 /28:0 /29:0 /30:0 /31:0 /32:3 Advertised prefixes smaller than registry allocations ----------------------------------------------------- ASN No of nets Total ann. Description 18566 670 691 Covad Communications 1 32 140 GENUITY 4755 21 360 Videsh Sanchar Nigam Ltd. Aut 3758 11 48 SingNet 8477 4 7 tesion Communikationsnetze Su 2647 3 80 SITA 7474 3 344 Optus Communications Pty Ltd 17430 3 70 Great Wall Broadband Network 29939 3 3 Seneca Communications 2914 2 270 Verio, Inc. 4134 2 660 Data Communications Bureau 17676 2 296 XTAGE CORPORATION 237 1 56 Merit Network 4628 1 51 Pacific Internet Pte Ltd 4812 1 74 China Telecom (Group) 6067 1 11 Onyx Limited, UK 7381 1 13 Sungard Recovery Services, In 7911 1 19 Williams Communications Group 8881 1 15 KomTel routing policies 9506 1 26 Magix Broadband Network Number of /24s announced per /8 block (Global) ---------------------------------------------- 12:1 61:3 64:3 67:2 69:1 134:1 155:1 192:6 193:1 195:2 198:1 199:2 202:34 203:178 207:3 209:9 210:1 213:5 216:16 219:12 End of report