Routing Table Report 04:00 +10GMT Thu 04 Mar, 2004 Analysis Summary ---------------- BGP routing table entries examined: 132130 Prefixes after maximum aggregation: 16779 Unique aggregates announced to Internet: 219 Total ASes present in the Internet Routing Table: 16673 Origin-only ASes present in the Internet Routing Table: 14464 Origin ASes announcing only one prefix: 6728 Transit ASes present in the Internet Routing Table: 2209 Transit-only ASes present in the Internet Routing Table: 64 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: 25 Non-routable prefixes present in the Routing Table: 0 Prefixes being announced from unallocated address space: 0 Number of addresses announced to Internet: 666369 Equivalent to 0 /8s, 10 /16s and 43 /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: 777 APNIC Region Analysis Summary ----------------------------- Prefixes being announced by APNIC Region ASes: 24890 Total APNIC prefixes after maximum aggregation: 2115 Prefixes being announced from the APNIC address blocks: 131344 Unique aggregates announced from the APNIC address blocks: 167 APNIC Region origin ASes present in the Internet Routing Table: 1995 APNIC Region origin ASes announcing only one prefix: 604 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: 532737 Equivalent to 0 /8s, 8 /16s and 33 /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: 76553 Total ARIN prefixes after maximum aggregation: 8983 Prefixes being announced from the ARIN address blocks: 745 Unique aggregates announced from the ARIN address blocks: 42 ARIN Region origin ASes present in the Internet Routing Table: 8938 ARIN Region origin ASes announcing only one prefix: 3189 ARIN Region transit ASes present in the Internet Routing Table: 875 Average ARIN Region AS path length visible: 6.4 Max ARIN Region AS path length visible: 24 Number of ARIN addresses announced to Internet: 25856 Equivalent to 0 /8s, 0 /16s and 101 /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: 23911 Total RIPE prefixes after maximum aggregation: 5231 Prefixes being announced from the RIPE address blocks: 16 Unique aggregates announced from the RIPE address blocks: 10 RIPE Region origin ASes present in the Internet Routing Table: 5227 RIPE Region origin ASes announcing only one prefix: 2815 RIPE Region transit ASes present in the Internet Routing Table: 900 Average RIPE Region AS path length visible: 7.1 Max RIPE Region AS path length visible: 32 Number of RIPE addresses announced to Internet: 107776 Equivalent to 0 /8s, 1 /16s and 165 /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: 5561 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: 98 LACNIC Region transit ASes present in the Internet Routing Table: 73 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: 1184 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: 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 1023 0 1 Telstra Pty Ltd 4134 657 34 5 Data Communications Bureau 4766 436 0 1 Korea Internet Exchange for " 2907 362 0 1 SINET Japan 4755 361 20 71 Videsh Sanchar Nigam Ltd. Aut 9443 351 0 2 Primus Telecommunications 9583 350 0 1 Satyam Infoway Ltd., 7474 345 0 2 Optus Communications Pty Ltd 703 341 0 2 UUNET 17557 328 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 192 0 1 BHARTI BT INTERNET LTD. 9304 176 0 1 Hutchison Telecom (HK) 4837 169 0 1 chinanet IDC center beijing n 4804 165 0 1 Microplex PTY LTD 4739 153 0 6 Commerical Internet eXchange ARIN Region per AS prefix count summary --------------------------------------- ASN No of nets /20 equiv MaxAgg Description 7018 1385 0 1 AT&T 701 1318 0 1 UUNET Technologies, Inc. 1239 940 0 1 Sprint 3356 844 0 1 Level 3 Communications, LLC 209 719 0 1 Qwest 4323 698 0 1 Time Warner Communications, I 18566 692 0 1 Covad Communications 6197 677 0 1 BellSouth Network Solutions, 20115 614 0 1 Charter Communications 6198 545 0 1 BellSouth Network Solutions, 852 512 0 1 Telus Advanced Communications 7843 491 0 1 Adelphia Corp. 7132 467 0 1 Southwestern Bell Internet Se 2386 430 0 1 AT&T Data Communications Serv 690 397 0 1 Merit Network 19029 387 0 1 New Edge Networks 27364 387 0 1 Armstrong Cable Services 4355 385 0 1 EarthLink, Inc. 6347 367 0 1 SAVVIS Communications Corpora 22909 351 0 1 Comcast Cable Corporation RIPE Region per AS prefix count summary --------------------------------------- ASN No of nets /20 equiv MaxAgg Description 702 676 0 1 UUNET - Commercial IP service 3301 336 0 1 TeliaNet Sweden 3320 285 0 1 Deutsche Telekom AG 8220 265 0 1 COLT Internet - International 680 242 0 1 DFN-IP service G-WiN 1257 233 0 1 SWIPnet Swedish IP Network 13083 216 0 1 Mannesmann Datenverarbeitung 3246 191 0 1 Song Networks 786 175 0 1 The JANET IP Service 8708 172 0 1 Romania Data Systems S.A. 5515 168 0 1 Sonera Solution Autonomous Sy 25186 165 0 1 France Telecom Transpac's Tra 3215 164 0 1 France Telecom Transpac 5400 150 0 1 BT Ignite European Backbone 3303 137 0 1 Swisscom Ltd 6746 128 0 1 Dynamic Network Technologies, 3269 125 0 1 TELECOM ITALIA 12302 122 0 1 MobiFon S.A. 2856 117 0 1 BTnet UK Regional network 719 115 0 1 LANLINK autonomous system LACNIC Region per AS prefix count summary ----------------------------------------- ASN No of nets /20 equiv MaxAgg Description 6140 373 0 1 ImpSat 8151 262 0 1 UniNet S.A. de C.V. 11172 202 0 1 Servicios Alestra S.A de C.V 16814 156 0 1 NSS, S.A. 6503 140 0 1 AVANTEL, S.A. 7303 135 0 1 Telecom Argentina Stet-France 6505 132 0 1 Global One Communicaoes Ltda 6147 124 0 1 Telefonica Del Peru 11992 100 0 1 Integrated Systems 11556 88 0 1 Cable-Wireless Panama 6535 78 0 1 Chilesat Servicios Empresari 15311 78 0 1 Telefonica Empresas 4270 70 0 1 Red de Interconexion Universi 11311 70 0 1 Sinectis S.A. 5639 64 0 1 Telecommunications Services o 7080 64 0 1 Electronica y Comunicaciones 14420 63 0 1 ANDINATEL S.A. 27699 62 0 1 TELECOMUNICACOES DE SAO PAULO 10292 61 0 1 TELECOMMUNICATIONS OF JAMAICA 1916 60 0 1 Fundacao de Amparo a Pesquisa 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 56 0 1 Egyptian Universities Network 11845 36 0 1 Data Pro Business Online 3208 33 0 1 ARN Network 9129 32 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 1318 1317 UUNET Technologies, Inc. 1221 1023 1022 Telstra Pty Ltd 1239 940 939 Sprint 3356 844 843 Level 3 Communications, LLC 209 719 718 Qwest 4323 698 697 Time Warner Communications, I 18566 692 691 Covad Communications 6197 677 676 BellSouth Network Solutions, 702 676 675 UUNET - Commercial IP service 4134 657 652 Data Communications Bureau 20115 614 613 Charter Communications 6198 545 544 BellSouth Network Solutions, 852 512 511 Telus Advanced Communications 7843 491 490 Adelphia Corp. 7132 467 466 Southwestern Bell Internet Se 4766 436 435 Korea Internet Exchange for " 2386 430 429 AT&T Data Communications Serv 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 65400 PRIVATE 203.14.8.16/24 1290 PSINet UK Ltd. 1877 UNALLOCATED 203.14.8.16/24 1876 Southern Methodist U 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 /16:7 /17:6 /18:19 /19:12 /20:21 /21:240 /22:57 /23:454 /24:131311 /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 671 692 Covad Communications 1 31 137 GENUITY 4755 21 361 Videsh Sanchar Nigam Ltd. Aut 3758 11 48 SingNet 4812 4 75 China Telecom (Group) 17974 4 94 PT TELEKOMUNIKASI INDONESIA 2647 3 80 SITA 2828 3 123 XO Communications 7474 3 345 Optus Communications Pty Ltd 17430 3 69 Great Wall Broadband Network 2914 2 270 Verio, Inc. 4134 2 657 Data Communications Bureau 7713 2 47 PT TELEKOMUNIKASI INDONESIA 17676 2 296 XTAGE CORPORATION 4628 1 51 Pacific Internet Pte Ltd 5800 1 5 DISA-Contigency Operations Br 7381 1 13 Sungard Recovery Services, In 7911 1 19 Williams Communications Group 8664 1 1 ICM - Interdisciplinary Centr 8881 1 15 KomTel routing policies Number of /24s announced per /8 block (Global) ---------------------------------------------- 61:6 64:3 65:2 66:1 69:1 82:1 144:1 192:3 195:1 199:2 202:38 203:139 207:4 209:9 210:1 212:1 216:14 219:12 End of report