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[routing-wg]Weekly Routing Table Report
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Routing Analysis Role Account
cscora at apnic.net
Fri Mar 23 19:03:04 CET 2007
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 bgp-stats at lists.apnic.net For historical data, please see http://thyme.apnic.net. If you have any comments please contact Philip Smith <pfs at cisco.com>. Routing Table Report 04:00 +10GMT Sat 24 Mar, 2007 Analysis Summary ---------------- BGP routing table entries examined: 216399 Prefixes after maximum aggregation: 115792 Deaggregation factor: 1.87 Unique aggregates announced to Internet: 105231 Total ASes present in the Internet Routing Table: 24708 Origin-only ASes present in the Internet Routing Table: 21519 Origin ASes announcing only one prefix: 10383 Transit ASes present in the Internet Routing Table: 3189 Transit-only ASes present in the Internet Routing Table: 69 Average AS path length visible in the Internet Routing Table: 3.6 Max AS path length visible: 32 Max AS path prepend of ASN (31269) 23 Prefixes from unregistered ASNs in the Routing Table: 5 Unregistered ASNs in the Routing Table: 7 Special use prefixes present in the Routing Table: 0 Prefixes being announced from unallocated address space: 13 Number of addresses announced to Internet: 1694597580 Equivalent to 101 /8s, 1 /16s and 129 /24s Percentage of available address space announced: 45.7 Percentage of allocated address space announced: 62.8 Percentage of available address space allocated: 72.8 Total number of prefixes smaller than registry allocations: 112657 APNIC Region Analysis Summary ----------------------------- Prefixes being announced by APNIC Region ASes: 49615 Total APNIC prefixes after maximum aggregation: 19960 APNIC Deaggregation factor: 2.49 Prefixes being announced from the APNIC address blocks: 46658 Unique aggregates announced from the APNIC address blocks: 20953 APNIC Region origin ASes present in the Internet Routing Table: 2911 APNIC Region origin ASes announcing only one prefix: 786 APNIC Region transit ASes present in the Internet Routing Table: 428 Average APNIC Region AS path length visible: 3.7 Max APNIC Region AS path length visible: 16 Number of APNIC addresses announced to Internet: 289529280 Equivalent to 17 /8s, 65 /16s and 221 /24s Percentage of available APNIC address space announced: 71.7 APNIC AS Blocks 4608-4864, 7467-7722, 9216-10239, 17408-18431 (pre-ERX allocations) 23552-24575, 37888-38911 APNIC Address Blocks 58/7, 60/7, 116/6, 120/6, 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: 105361 Total ARIN prefixes after maximum aggregation: 61649 ARIN Deaggregation factor: 1.71 Prefixes being announced from the ARIN address blocks: 77367 Unique aggregates announced from the ARIN address blocks: 29985 ARIN Region origin ASes present in the Internet Routing Table: 11429 ARIN Region origin ASes announcing only one prefix: 4376 ARIN Region transit ASes present in the Internet Routing Table: 1044 Average ARIN Region AS path length visible: 3.4 Max ARIN Region AS path length visible: 21 Number of ARIN addresses announced to Internet: 323592832 Equivalent to 19 /8s, 73 /16s and 162 /24s Percentage of available ARIN address space announced: 71.4 ARIN AS Blocks 1-1876, 1902-2042, 2044-2046, 2048-2106 (pre-ERX allocations) 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, 29696-30719, 31744-33791 35840-36863, 39936-40959 ARIN Address Blocks 24/8, 63/8, 64/5, 72/6, 76/8, 96/6, 199/8, 204/6, 208/7 and 216/8 RIPE Region Analysis Summary ---------------------------- Prefixes being announced by RIPE Region ASes: 44550 Total RIPE prefixes after maximum aggregation: 29101 RIPE Deaggregation factor: 1.53 Prefixes being announced from the RIPE address blocks: 41178 Unique aggregates announced from the RIPE address blocks: 27441 RIPE Region origin ASes present in the Internet Routing Table: 9337 RIPE Region origin ASes announcing only one prefix: 4908 RIPE Region transit ASes present in the Internet Routing Table: 1515 Average RIPE Region AS path length visible: 4.0 Max RIPE Region AS path length visible: 32 Number of RIPE addresses announced to Internet: 295806084 Equivalent to 17 /8s, 161 /16s and 164 /24s Percentage of available RIPE address space announced: 80.1 RIPE AS Blocks 1877-1901, 2043, 2047, 2107-2136, 2585-2614 (pre-ERX allocations) 2773-2822, 2830-2879, 3154-3353, 5377-5631 6656-6911, 8192-9215, 12288-13311, 15360-16383 20480-21503, 24576-25599, 28672-29695 30720-31743, 33792-35839, 38912-39935 40960-43007 RIPE Address Blocks 62/8, 77/8, 78/7, 80/5, 88/6, 193/8, 194/7, 212/7 and 217/8 LACNIC Region Analysis Summary ------------------------------ Prefixes being announced by LACNIC Region ASes: 14345 Total LACNIC prefixes after maximum aggregation: 4099 LACNIC Deaggregation factor: 3.50 Prefixes being announced from the LACNIC address blocks: 12403 Unique aggregates announced from the LACNIC address blocks: 7140 LACNIC Region origin ASes present in the Internet Routing Table: 776 LACNIC Region origin ASes announcing only one prefix: 254 LACNIC Region transit ASes present in the Internet Routing Table: 136 Average LACNIC Region AS path length visible: 4.2 Max LACNIC Region AS path length visible: 19 Number of LACNIC addresses announced to Internet: 38409472 Equivalent to 2 /8s, 74 /16s and 21 /24s Percentage of available LACNIC address space announced: 57.2 LACNIC AS Blocks 26592-26623, 27648-28671, plus ERX transfers LACNIC Address Blocks 189/8, 190/8, 200/7 AfriNIC Region Analysis Summary ------------------------------- Prefixes being announced by AfriNIC Region ASes: 2523 Total AfriNIC prefixes after maximum aggregation: 981 AfriNIC Deaggregation factor: 2.57 Prefixes being announced from the AfriNIC address blocks: 1874 Unique aggregates announced from the AfriNIC address blocks: 1146 AfriNIC Region origin ASes present in the Internet Routing Table: 185 AfriNIC Region origin ASes announcing only one prefix: 58 AfriNIC Region transit ASes present in the Internet Routing Table: 35 Average AfriNIC Region AS path length visible: 3.6 Max AfriNIC Region AS path length visible: 15 Number of AfriNIC addresses announced to Internet: 5435648 Equivalent to 0 /8s, 82 /16s and 241 /24s Percentage of available AfriNIC address space announced: 16.2 AfriNIC AS Blocks 36864-37887 & ERX transfers AfriNIC Address Blocks 41/8, 196/8 APNIC Region per AS prefix count summary ---------------------------------------- ASN No of nets /20 equiv MaxAgg Description 4134 1282 9389 277 CHINANET-BACKBONE 4755 1160 383 77 Videsh Sanchar Nigam Ltd. Aut 9583 1102 78 366 Sify Limited 9498 970 468 70 BHARTI BT INTERNET LTD. 23577 786 35 715 Korea Telecom (ATM-MPLS) 4766 782 4943 313 Korea Telecom (KIX) 17488 620 41 29 Hathway IP Over Cable Interne 1221 577 1973 451 Telstra Pty Ltd 7545 541 141 62 TPG Internet Pty Ltd 18101 537 116 26 Reliance Infocom Ltd Internet 17676 503 10935 65 Softbank BB Corp. 4668 502 68 10 LG-EDS Systems Inc. 9443 453 111 73 Primus Telecommunications 4812 450 790 71 China Telecom (Shanghai) 7474 381 216 260 SingTel Optus Pty Ltd 17557 361 35 175 Pakistan Telecom 4802 360 86 149 Wantree Development 4837 342 4580 153 chinanet IDC center beijing n 17974 339 129 14 PT TELEKOMUNIKASI INDONESIA 2907 336 1733 309 SINET Japan ARIN Region per AS prefix count summary --------------------------------------- ASN No of nets /20 equiv MaxAgg Description 7018 1505 6128 982 AT&T WorldNet Services 4323 1299 1021 355 Time Warner Telecom 6478 1138 434 189 AT&T Worldnet Services 2386 1092 558 734 AT&T Data Communications Serv 6197 1034 675 499 BellSouth Network Solutions, 11492 1014 102 12 Cable One 18566 997 288 9 Covad Communications 701 971 6661 741 UUNET Technologies, Inc. 174 940 6791 861 Cogent Communications 20115 844 716 422 Charter Communications 1239 820 2715 572 Sprint 7011 776 225 458 Citizens Utilities 22773 740 1872 41 Cox Communications, Inc. 19262 726 2603 160 Verizon Global Networks 209 720 3733 571 Qwest 721 618 21756 274 DLA Systems Automation Center 852 589 1087 377 Telus Advanced Communications 5668 580 160 16 CenturyTel Internet Holdings, 855 568 250 71 Canadian Research Network 19916 567 49 59 OLM LLC RIPE Region per AS prefix count summary --------------------------------------- ASN No of nets /20 equiv MaxAgg Description 702 522 1877 415 UUNET - Commercial IP service 24863 337 46 30 LINKdotNET AS number 3301 312 1199 291 TeliaNet Sweden 3320 301 4993 249 Deutsche Telekom AG 6746 270 95 249 Dynamic Network Technologies, 8220 269 469 258 COLT Telecommunications 680 257 2044 251 DFN-IP service G-WiN 5416 253 16 12 BATELCO-BH 3215 235 2208 96 France Telecom Transpac 8708 235 284 228 Romania Data Systems S.A. 1257 222 1180 168 SWIPnet Swedish IP Network 3269 215 2583 72 TELECOM ITALIA 3246 207 356 197 Song Networks 8551 206 196 30 Bezeq International 30890 206 17 96 SC Kappa Invexim SRL 20858 199 34 4 EgyNet 3352 192 1795 36 Ibernet, Internet Access Netw 3300 185 171 90 AUCS Communications Services 12479 184 578 6 Uni2 Autonomous System 786 174 1795 174 The JANET IP Service LACNIC Region per AS prefix count summary ----------------------------------------- ASN No of nets /20 equiv MaxAgg Description 8151 1075 2040 210 UniNet S.A. de C.V. 11830 483 299 19 Instituto Costarricense de El 11172 354 109 87 Servicios Alestra S.A de C.V 16814 329 20 8 NSS, S.A. 22047 307 206 11 VTR PUNTO NET S.A. 7303 257 142 23 Telecom Argentina Stet-France 6471 256 74 30 ENTEL CHILE S.A. 14117 240 17 14 Telefonica del Sur S.A. 11556 236 128 3 Cable-Wireless Panama 6147 230 182 20 Telefonica Del Peru 6503 205 170 79 AVANTEL, S.A. 20299 182 25 25 NEWCOM AMERICAS 10481 181 72 8 Prima S.A. 21826 156 28 55 INTERCABLE 23216 155 19 42 RAMtelecom Telecomunicaciones 7910 154 11 33 ANDINET ON LINE 10620 150 45 19 TVCABLE BOGOTA 19429 146 91 37 E.T.B. 14522 145 22 5 SatNet S.A. 18822 145 9 10 TELEFONICA MANQUEHUE AfriNIC Region per AS prefix count summary ------------------------------------------ ASN No of nets /20 equiv MaxAgg Description 3741 291 868 232 The Internet Solution 8452 205 60 6 TEDATA 6713 143 135 11 Itissalat Al-MAGHRIB 2018 138 309 113 Tertiary Education Network 15475 128 84 4 Nile Online 5536 123 8 15 Internet Egypt Network 33783 106 6 5 EEPAD TISP TELECOM & INTERNET 2905 85 176 74 The Internetworking Company o 24835 85 48 6 RAYA Telecom - Egypt 2561 61 6 2 Egyptian Universities Network 15706 54 12 4 Sudatel Internet Exchange Aut 23889 49 16 13 MAURITIUS TELECOM 5713 44 294 34 Telkom SA Ltd 33774 41 12 22 AS Number for Telecom Algeria 16637 33 21 25 Johnnic e-Ventures 33766 33 2 1 Nyala Communications Pty Ltd 8524 30 2 6 AUCEGYPT Autonomous System 12455 27 6 3 Jambonet Autonomous system 21280 27 4 4 Swift Global Kenya Ltd.Is an 33776 27 2 5 Starcomms Nigeria Limited Global Per AS Maximum Aggr summary ---------------------------------- ASN No of nets Net Savings Description 4755 1160 1083 Videsh Sanchar Nigam Ltd. Aut 4134 1282 1005 CHINANET-BACKBONE 11492 1014 1002 Cable One 18566 997 988 Covad Communications 6478 1138 949 AT&T Worldnet Services 4323 1299 944 Time Warner Telecom 9498 970 900 BHARTI BT INTERNET LTD. 8151 1075 865 UniNet S.A. de C.V. 9583 1102 736 Sify Limited 22773 740 699 Cox Communications, Inc. 17488 620 591 Hathway IP Over Cable Interne 19262 726 566 Verizon Global Networks 5668 580 564 CenturyTel Internet Holdings, 6197 1034 535 BellSouth Network Solutions, 18101 537 511 Reliance Infocom Ltd Internet 19916 567 508 OLM LLC 855 568 497 Canadian Research Network 4668 502 492 LG-EDS Systems Inc. 7029 563 483 Alltel Information Services, 15270 515 481 PaeTec.net -a division of Pae List of Unregistered Origin ASNs (Global) ----------------------------------------- Bad AS Designation Network Transit AS Description 65332 PRIVATE 63.166.106.192/27 1803 SPRINT 65520 PRIVATE 87.120.217.0/24 34224 Neterra Ltd. 64515 PRIVATE 195.47.27.0/24 6721 The Terminal Bar: In 24410 UNALLOCATED 203.119.28.0/24 4134 CHINANET-BACKBONE 22895 UNALLOCATED 216.174.38.0/24 19094 Adelphia Business So Advertised Unallocated Addresses -------------------------------- Network Origin AS Description 7.1.1.0/24 1239 Sprint 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 172.33.1.0/24 7018 AT&T WorldNet Services 180.190.0.0/16 24003 JUBILANT ORGANOSYS LTD., INDI 192.0.10.0/24 9498 BHARTI BT INTERNET LTD. 192.44.0.0/24 5501 Fraunhofer Gesellschaft 192.44.0.0/19 702 UUNET - Commercial IP service 192.70.164.0/24 25689 National Research Council of 192.153.136.0/21 721 DLA Systems Automation Center 192.172.0.0/19 721 DLA Systems Automation Center 197.7.78.0/24 17557 Pakistan Telecom Number of prefixes announced per prefix length (Global) ------------------------------------------------------- /1:0 /2:0 /3:0 /4:0 /5:0 /6:0 /7:0 /8:19 /9:9 /10:12 /11:33 /12:121 /13:231 /14:441 /15:844 /16:9320 /17:3805 /18:6254 /19:13407 /20:14989 /21:13558 /22:17536 /23:18904 /24:114576 /25:784 /26:819 /27:489 /28:71 /29:44 /30:91 /31:0 /32:42 Advertised prefixes smaller than registry allocations ----------------------------------------------------- ASN No of nets Total ann. Description 6478 1094 1138 AT&T Worldnet Services 11492 1000 1014 Cable One 18566 979 997 Covad Communications 9583 943 1102 Sify Limited 7018 821 1505 AT&T WorldNet Services 2386 814 1092 AT&T Data Communications Serv 6197 802 1034 BellSouth Network Solutions, 23577 772 786 Korea Telecom (ATM-MPLS) 7011 679 776 Citizens Utilities 9498 637 970 BHARTI BT INTERNET LTD. 4766 590 782 Korea Telecom (KIX) 19916 562 567 OLM LLC 4755 558 1160 Videsh Sanchar Nigam Ltd. Aut 4323 526 1299 Time Warner Telecom 4668 492 502 LG-EDS Systems Inc. 15270 483 515 PaeTec.net -a division of Pae 855 466 568 Canadian Research Network 18101 462 537 Reliance Infocom Ltd Internet 5668 450 580 CenturyTel Internet Holdings, 17488 442 620 Hathway IP Over Cable Interne Number of /24s announced per /8 block (Global) ---------------------------------------------- 4:9 7:1 8:65 9:1 12:1791 15:19 16:3 17:3 18:8 20:36 24:929 25:1 32:53 38:292 40:56 41:110 44:2 47:4 52:4 55:1 56:3 57:25 58:363 59:357 60:222 61:905 62:1004 63:1960 64:3083 65:2326 66:3160 67:759 68:664 69:1789 70:495 71:105 72:1239 73:1 74:307 75:103 76:12 77:105 80:844 81:783 82:663 83:361 84:507 85:756 86:409 87:473 88:252 89:839 90:19 91:221 97:1 116:2 117:1 118:1 119:1 120:1 121:146 122:521 123:57 124:751 125:932 128:272 129:223 130:123 131:351 132:51 133:10 134:188 135:38 136:181 137:87 138:137 139:56 140:481 141:144 142:374 143:210 144:281 145:43 146:320 147:146 148:382 149:188 150:114 151:123 152:93 153:120 154:5 155:248 156:155 157:177 158:162 159:153 160:104 161:91 162:234 163:174 164:448 165:397 166:244 167:293 168:520 169:119 170:390 171:15 172:1 189:240 190:496 192:5745 193:3750 194:3047 195:2195 196:910 197:1 198:3749 199:3286 200:4587 201:994 202:7248 203:7364 204:3980 205:2079 206:2452 207:2887 208:2594 209:3615 210:2383 211:928 212:1284 213:1421 214:409 215:39 216:3966 217:1149 218:354 219:292 220:889 221:390 222:271 End of report Report Website: http://thyme.apnic.net
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