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North American Network Operators Group Date Prev | Date Next | Date Index | Thread Index | Author Index | Historical Weekly Routing Table Report
This is an automated weekly mailing describing the state of the Internet Routing Table as seen from APNIC's router in Japan. Daily listings are sent to [email protected] If you have any comments please contact Philip Smith <[email protected]>. Routing Table Report 04:00 +10GMT Sat 29 Jan, 2005 Analysis Summary ---------------- BGP routing table entries examined: 154984 Prefixes after maximum aggregation: 90381 Unique aggregates announced to Internet: 74096 Total ASes present in the Internet Routing Table: 18880 Origin-only ASes present in the Internet Routing Table: 16393 Origin ASes announcing only one prefix: 7690 Transit ASes present in the Internet Routing Table: 2487 Transit-only ASes present in the Internet Routing Table: 80 Average AS path length visible in the Internet Routing Table: 4.5 Max AS path length visible: 22 Prefixes from unregistered ASNs in the Routing Table: 6 Special use prefixes present in the Routing Table: 0 Prefixes being announced from unallocated address space: 19 Number of addresses announced to Internet: 1370739756 Equivalent to 81 /8s, 179 /16s and 212 /24s Percentage of available address space announced: 37.0 Percentage of allocated address space announced: 58.5 Percentage of available address space allocated: 63.2 Total number of prefixes smaller than registry allocations: 72278 APNIC Region Analysis Summary ----------------------------- Prefixes being announced by APNIC Region ASes: 30715 Total APNIC prefixes after maximum aggregation: 14875 Prefixes being announced from the APNIC address blocks: 28751 Unique aggregates announced from the APNIC address blocks: 14553 APNIC Region origin ASes present in the Internet Routing Table: 2194 APNIC Region origin ASes announcing only one prefix: 649 APNIC Region transit ASes present in the Internet Routing Table: 326 Average APNIC Region AS path length visible: 4.4 Max APNIC Region AS path length visible: 15 Number of APNIC addresses announced to Internet: 172218240 Equivalent to 10 /8s, 67 /16s and 215 /24s Percentage of available APNIC address space announced: 63.9 APNIC AS Blocks 4608-4864, 7467-7722, 9216-10239, 17408-18431 23552-24575 APNIC Address Blocks 58/7, 60/7, 124/7, 126/8, 202/7, 210/7, 218/7, 220/7 and 222/8 ARIN Region Analysis Summary ---------------------------- Prefixes being announced by ARIN Region ASes: 86924 Total ARIN prefixes after maximum aggregation: 52224 Prefixes being announced from the ARIN address blocks: 66269 Unique aggregates announced from the ARIN address blocks: 23997 ARIN Region origin ASes present in the Internet Routing Table: 9828 ARIN Region origin ASes announcing only one prefix: 3564 ARIN Region transit ASes present in the Internet Routing Table: 964 Average ARIN Region AS path length visible: 4.3 Max ARIN Region AS path length visible: 16 Number of ARIN addresses announced to Internet: 240024576 Equivalent to 14 /8s, 78 /16s and 124 /24s Percentage of available ARIN address space announced: 71.5 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, 31744-33791 ARIN Address Blocks 24/8, 63/8, 64/6, 68/7, 70/7, 72/8, 198/7, 204/6, 208/7 and 216/8 RIPE Region Analysis Summary ---------------------------- Prefixes being announced by RIPE Region ASes: 29197 Total RIPE prefixes after maximum aggregation: 20200 Prefixes being announced from the RIPE address blocks: 26172 Unique aggregates announced from the RIPE address blocks: 17218 RIPE Region origin ASes present in the Internet Routing Table: 6269 RIPE Region origin ASes announcing only one prefix: 3332 RIPE Region transit ASes present in the Internet Routing Table: 1067 Average RIPE Region AS path length visible: 5.1 Max RIPE Region AS path length visible: 22 Number of RIPE addresses announced to Internet: 187084864 Equivalent to 11 /8s, 38 /16s and 176 /24s Percentage of available RIPE address space announced: 65.6 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, 33792-34815 RIPE Address Blocks 62/8, 80/5, 88/8, 188/8, 193/8, 194/7, 212/7 and 217/8 LACNIC Region Analysis Summary ------------------------------ Prefixes being announced by LACNIC Region ASes: 6812 Total LACNIC prefixes after maximum aggregation: 2382 Prefixes being announced from the LACNIC address blocks: 6691 Unique aggregates announced from the LACNIC address blocks: 4033 LACNIC Region origin ASes present in the Internet Routing Table: 416 LACNIC Region origin ASes announcing only one prefix: 121 LACNIC Region transit ASes present in the Internet Routing Table: 83 Average LACNIC Region AS path length visible: 5.0 Max LACNIC Region AS path length visible: 16 Number of LACNIC addresses announced to Internet: 17316608 Equivalent to 1 /8s, 8 /16s and 59 /24s Percentage of available LACNIC address space announced: 51.6 LACNIC AS Blocks 26592-26623, 27648-28671 LACNIC Address Blocks 200/7 Emerging AfriNIC Region Analysis Summary ---------------------------------------- Prefixes being announced by AfriNIC Region ASes: 1330 Total AfriNIC prefixes after maximum aggregation: 700 Prefixes being announced from the AfriNIC address blocks: 873 Unique aggregates announced from the AfriNIC address blocks: 692 AfriNIC Region origin ASes present in the Internet Routing Table: 96 AfriNIC Region origin ASes announcing only one prefix: 24 AfriNIC Region transit ASes present in the Internet Routing Table: 13 Average AfriNIC Region AS path length visible: 4.6 Max AfriNIC Region AS path length visible: 12 Number of AfriNIC addresses announced to Internet: 2107648 Equivalent to 0 /8s, 32 /16s and 41 /24s Percentage of available AfriNIC address space announced: 12.6 AfriNIC AS Blocks <none> AfriNIC Address Blocks 196/8 APNIC Region per AS prefix count summary ---------------------------------------- ASN No of nets /20 equiv MaxAgg Description 4134 886 4624 173 Data Communications Bureau 1221 785 1183 560 Telstra Pty Ltd 4766 582 3414 279 Korea Internet Exchange for " 9583 569 48 11 Satyam Infoway Ltd., 4755 460 178 101 Videsh Sanchar Nigam Ltd. Aut 17676 393 5900 61 XTAGE CORPORATION 9443 362 71 77 Primus Telecommunications 2907 353 1856 326 SINET Japan 9929 350 164 35 China Netcom Corp. 17557 303 22 149 Pakistan Telecom 10036 294 27 270 C&M Communication Co. Ltd. 7545 279 86 67 TPG Internet Pty Ltd 7474 277 296 207 Optus Communications Pty Ltd 2764 273 254 220 connect.com.au pty ltd 703 271 340 212 UUNET 9800 238 383 76 CHINA UNICOM 4808 235 172 129 CHINANET core WAN North 9498 234 81 53 BHARTI BT INTERNET LTD. 4802 231 28 140 Wantree Development 7563 225 48 159 Korea Internet Infrastructure ARIN Region per AS prefix count summary --------------------------------------- ASN No of nets /20 equiv MaxAgg Description 7018 1457 6607 976 AT&T WorldNet Services 721 1122 21787 314 DLA Systems Automation Center 701 1063 8335 911 UUNET Technologies, Inc. 1239 926 2880 616 Sprint 6197 838 378 400 BellSouth Network Solutions, 4323 837 672 218 Time Warner Telecom 2386 813 505 601 AT&T Data Communications Serv 18566 766 208 6 Covad Communications 209 664 3404 503 Qwest 7015 596 212 22 AT&T Broadband 3356 591 10867 436 Level 3 Communications, LLC 20115 569 474 303 Charter Communications 3561 560 2370 415 Cable & Wireless USA 852 525 1126 399 Telus Advanced Communications 6478 501 819 96 AT&T Worldnet Services 3602 492 120 94 Sprint Canada, Inc. 27364 460 44 19 Armstrong Cable Services 6198 456 488 200 BellSouth Network Solutions, 7132 452 8395 381 SBC Internet Services 22773 436 1085 19 Cox Communications, Inc. Atla RIPE Region per AS prefix count summary --------------------------------------- ASN No of nets /20 equiv MaxAgg Description 702 619 2023 511 UUNET - Commercial IP service 3320 291 2992 227 Deutsche Telekom AG 3301 287 1112 275 TeliaNet Sweden 8220 275 466 268 COLT Internet - International 680 253 2041 239 DFN-IP service G-WiN 3246 225 471 220 Song Networks 13083 217 51 8 Mannesmann Datenverarbeitung 8708 210 119 191 Romania Data Systems S.A. 1257 205 708 171 SWIPnet Swedish IP Network 5515 187 842 135 Sonera Solution Autonomous Sy 3215 186 1022 79 France Telecom Transpac 786 176 1794 176 The JANET IP Service 6746 176 47 140 Dynamic Network Technologies, 8866 166 19 23 Bulgarian Telecommunication C 3269 161 1392 71 TELECOM ITALIA 3300 161 165 81 AUCS Communications Services 719 158 322 104 LANLINK autonomous system 5400 141 219 124 BT Ignite European Backbone 25186 140 122 99 France Telecom Transpac's Tra 3303 130 577 125 Swisscom Ltd LACNIC Region per AS prefix count summary ----------------------------------------- ASN No of nets /20 equiv MaxAgg Description 6140 357 140 69 ImpSat 8151 335 489 142 UniNet S.A. de C.V. 16814 234 14 6 NSS, S.A. 11172 212 99 54 Servicios Alestra S.A de C.V 6147 189 102 20 Telefonica Del Peru 11664 158 19 24 Keytech SA 7303 149 68 22 Telecom Argentina Stet-France 6505 133 90 90 Global One Communicaoes Ltda 6503 116 147 81 AVANTEL, S.A. 14117 114 7 5 Telefonica del Sur S.A. 11992 107 9 31 Integrated Systems 11556 97 48 3 Cable-Wireless Panama 13999 89 52 9 Mega Cable S.A. de C.V. 14420 87 6 42 ANDINATEL S.A. 11311 86 8 22 Sinectis S.A. 6535 85 7 23 Chilesat Servicios Empresari 10481 83 32 7 Prima S.A. 4270 81 18 9 Red de Interconexion Universi 5639 81 8 8 Telecommunications Services o 15311 78 25 37 Telefonica Empresas AfriNIC Region per AS prefix count summary ------------------------------------------ ASN No of nets /20 equiv MaxAgg Description 3741 268 636 226 The Internet Solution 5536 113 16 4 Internet Egypt Network 2018 102 297 98 Tertiary Education Network 20928 84 16 2 Noor Advanced Technologies AS 2905 77 272 70 The Internetworking Company o 24835 56 34 6 RAYA Telecom - Egypt 8452 46 20 5 TEDATA 6713 34 38 9 Itissalat Al-MAGHRIB 9129 33 3 2 UUNET Kenya 12455 28 7 4 Jambonet Autonomous system 5713 27 141 24 Telkom SA Ltd 8524 23 1 4 AUCEGYPT Autonomous System 16637 22 10 19 Johnnic e-Ventures 10798 18 1 12 Standard Bank of South Africa 12258 18 3 12 Vodacom Internet Company 21280 18 2 3 Swift Global Kenya Ltd.Is an 15706 15 4 2 Sudatel Internet Exchange Aut 21491 15 1 3 UTL On-line is RF broadband I 8346 14 7 14 SONATEL-AS Autonomous System 15808 13 1 2 Communication Solutions Ltd i Global Per AS Maximum Aggr summary ---------------------------------- ASN No of nets Net Savings Description 721 1122 808 DLA Systems Automation Center 18566 766 760 Covad Communications 4134 886 713 Data Communications Bureau 4323 837 619 Time Warner Telecom 7015 596 574 AT&T Broadband 9583 569 558 Satyam Infoway Ltd., 27364 460 441 Armstrong Cable Services 6197 838 438 BellSouth Network Solutions, 22773 436 417 Cox Communications, Inc. Atla 5668 431 414 Century Telephone 6478 501 405 AT&T Worldnet Services 3602 492 398 Sprint Canada, Inc. 4755 460 359 Videsh Sanchar Nigam Ltd. Aut 22909 423 358 Comcast Cable Corporation 6467 366 335 E.Spire Communications, Inc. 17676 393 332 XTAGE CORPORATION 9929 350 315 China Netcom Corp. 1239 926 310 Sprint 4766 582 303 Korea Internet Exchange for " 13609 335 300 Choice One Communications Inc List of Unregistered ASNs (Global) ---------------------------------- Bad AS Designation Network Transit AS Description 64826 PRIVATE 64.200.250.0/23 7911 Williams Communicati 64513 PRIVATE 149.117.96.0/24 577 Bell Advanced Commun 26422 UNALLOCATED 196.46.184.0/22 3741 The Internet Solutio 65002 PRIVATE 208.179.184.0/24 11509 The Pajo Group 65529 PRIVATE 216.21.199.0/24 14697 VDot.Net 65529 PRIVATE 216.152.237.0/24 14697 VDot.Net Advertised Unallocated Addresses -------------------------------- Network Origin AS Description 132.0.0.0/10 721 DLA Systems Automation Center 137.0.0.0/13 721 DLA Systems Automation Center 158.0.0.0/13 721 DLA Systems Automation Center 172.212.0.0/16 1668 GNN Hosting Service 172.213.0.0/16 1668 GNN Hosting Service 172.214.0.0/16 1668 GNN Hosting Service 192.44.0.0/19 702 UUNET - Commercial IP service 192.70.164.0/24 25689 National Research Council of 192.83.16.0/20 5515 Sonera Solution Autonomous Sy 192.83.32.0/19 5515 Sonera Solution Autonomous Sy 192.83.96.0/22 5515 Sonera Solution Autonomous Sy 192.83.100.0/24 5515 Sonera Solution Autonomous Sy 192.84.205.0/24 719 LANLINK autonomous system 192.119.135.0/24 270 NASA 192.135.50.0/24 7018 AT&T WorldNet Services 192.136.79.0/24 719 LANLINK autonomous system 192.172.0.0/19 721 DLA Systems Automation Center 192.172.11.0/24 721 DLA Systems Automation Center 192.200.100.0/24 7018 AT&T WorldNet Services Number of prefixes announced per prefix length (Global) ------------------------------------------------------- /1:0 /2:0 /3:0 /4:0 /5:0 /6:0 /7:0 /8:19 /9:3 /10:7 /11:14 /12:61 /13:143 /14:314 /15:574 /16:8279 /17:2384 /18:4070 /19:10046 /20:10613 /21:8393 /22:11673 /23:12907 /24:84525 /25:296 /26:266 /27:128 /28:63 /29:33 /30:127 /31:0 /32:46 Advertised prefixes smaller than registry allocations ----------------------------------------------------- ASN No of nets Total ann. Description 18566 751 766 Covad Communications 6197 683 838 BellSouth Network Solutions, 7018 621 1457 AT&T WorldNet Services 2386 586 813 AT&T Data Communications Serv 7015 564 596 AT&T Broadband 27364 445 460 Armstrong Cable Services 4766 398 582 Korea Internet Exchange for " 9583 398 569 Satyam Infoway Ltd., 702 377 619 UUNET - Commercial IP service 5668 371 431 Century Telephone 1239 367 926 Sprint 6198 328 456 BellSouth Network Solutions, 10036 294 294 C&M Communication Co. Ltd. 13609 292 335 Choice One Communications Inc 4323 282 837 Time Warner Telecom 6517 281 303 Yipes Communications, Inc. 6467 277 366 E.Spire Communications, Inc. 9929 275 350 China Netcom Corp. 701 263 1063 UUNET Technologies, Inc. 11456 263 308 Carolina Online, Inc. Number of /24s announced per /8 block (Global) ---------------------------------------------- 4:4 8:9 12:1487 13:1 15:6 16:2 17:3 18:4 20:4 24:1006 32:68 33:3 38:90 40:55 44:3 47:2 52:3 55:2 56:3 57:22 59:2 60:12 61:632 62:511 63:1836 64:2561 65:2098 66:2587 67:484 68:495 69:892 70:54 71:2 72:47 80:557 81:501 82:362 83:232 84:101 85:81 128:126 129:167 130:89 131:194 132:37 134:144 135:30 136:208 137:76 138:181 139:47 140:191 141:102 142:139 143:121 144:248 145:45 146:281 147:97 148:262 149:161 150:94 151:62 152:111 153:71 154:2 155:136 156:70 157:75 158:149 159:163 160:67 161:61 162:413 163:84 164:212 165:157 166:127 167:223 168:382 169:131 170:316 171:8 192:5646 193:3072 194:2252 195:1574 196:602 198:3850 199:3229 200:3941 201:43 202:5205 203:5887 204:3596 205:2009 206:2315 207:2648 208:2104 209:3060 210:1555 211:767 212:1146 213:1270 214:239 215:31 216:3703 217:1088 218:187 219:125 220:341 221:79 222:77 End of report
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