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[routing-wg]Weekly Routing Table Report
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Routing Analysis Role Account
cscora at apnic.net
Fri Apr 14 20:02:29 CEST 2006
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 If you have any comments please contact Philip Smith <pfs at cisco.com>. Routing Table Report 04:00 +10GMT Sat 15 Apr, 2006 Analysis Summary ---------------- BGP routing table entries examined: 186541 Prefixes after maximum aggregation: 103090 Unique aggregates announced to Internet: 91365 Total ASes present in the Internet Routing Table: 21944 Origin-only ASes present in the Internet Routing Table: 19073 Origin ASes announcing only one prefix: 9095 Transit ASes present in the Internet Routing Table: 2871 Transit-only ASes present in the Internet Routing Table: 71 Average AS path length visible in the Internet Routing Table: 4.5 Max AS path length visible: 21 Prefixes from unregistered ASNs in the Routing Table: 15 Special use prefixes present in the Routing Table: 0 Prefixes being announced from unallocated address space: 10 Number of addresses announced to Internet: 1505238112 Equivalent to 89 /8s, 184 /16s and 28 /24s Percentage of available address space announced: 40.6 Percentage of allocated address space announced: 59.9 Percentage of available address space allocated: 67.8 Total number of prefixes smaller than registry allocations: 91896 APNIC Region Analysis Summary ----------------------------- Prefixes being announced by APNIC Region ASes: 39143 Total APNIC prefixes after maximum aggregation: 16403 Prefixes being announced from the APNIC address blocks: 36860 Unique aggregates announced from the APNIC address blocks: 18121 APNIC Region origin ASes present in the Internet Routing Table: 2539 APNIC Region origin ASes announcing only one prefix: 721 APNIC Region transit ASes present in the Internet Routing Table: 388 Average APNIC Region AS path length visible: 4.5 Max APNIC Region AS path length visible: 16 Number of APNIC addresses announced to Internet: 221865952 Equivalent to 13 /8s, 57 /16s and 103 /24s Percentage of available APNIC address space announced: 69.4 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, 121/8, 122/7, 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: 97218 Total ARIN prefixes after maximum aggregation: 57434 Prefixes being announced from the ARIN address blocks: 76326 Unique aggregates announced from the ARIN address blocks: 29402 ARIN Region origin ASes present in the Internet Routing Table: 10637 ARIN Region origin ASes announcing only one prefix: 3988 ARIN Region transit ASes present in the Internet Routing Table: 986 Average ARIN Region AS path length visible: 4.3 Max ARIN Region AS path length visible: 19 Number of ARIN addresses announced to Internet: 294309632 Equivalent to 17 /8s, 138 /16s and 207 /24s Percentage of available ARIN address space announced: 73.1 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 ARIN Address Blocks 24/8, 63/8, 64/6, 68/7, 70/6, 74/7, 76/8, 198/7, 204/6, 208/7 and 216/8 RIPE Region Analysis Summary ---------------------------- Prefixes being announced by RIPE Region ASes: 37181 Total RIPE prefixes after maximum aggregation: 24774 Prefixes being announced from the RIPE address blocks: 34151 Unique aggregates announced from the RIPE address blocks: 23113 RIPE Region origin ASes present in the Internet Routing Table: 7876 RIPE Region origin ASes announcing only one prefix: 4121 RIPE Region transit ASes present in the Internet Routing Table: 1303 Average RIPE Region AS path length visible: 5.0 Max RIPE Region AS path length visible: 21 Number of RIPE addresses announced to Internet: 246193024 Equivalent to 14 /8s, 172 /16s and 155 /24s Percentage of available RIPE address space announced: 73.4 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 RIPE Address Blocks 62/8, 80/5, 88/6, 188/8, 193/8, 194/7, 212/7 and 217/8 LACNIC Region Analysis Summary ------------------------------ Prefixes being announced by LACNIC Region ASes: 10934 Total LACNIC prefixes after maximum aggregation: 3587 Prefixes being announced from the LACNIC address blocks: 9091 Unique aggregates announced from the LACNIC address blocks: 5377 LACNIC Region origin ASes present in the Internet Routing Table: 675 LACNIC Region origin ASes announcing only one prefix: 219 LACNIC Region transit ASes present in the Internet Routing Table: 128 Average LACNIC Region AS path length visible: 5.1 Max LACNIC Region AS path length visible: 20 Number of LACNIC addresses announced to Internet: 26366464 Equivalent to 1 /8s, 146 /16s and 82 /24s Percentage of available LACNIC address space announced: 39.3 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: 2051 Total AfriNIC prefixes after maximum aggregation: 892 Prefixes being announced from the AfriNIC address blocks: 1447 Unique aggregates announced from the AfriNIC address blocks: 944 AfriNIC Region origin ASes present in the Internet Routing Table: 150 AfriNIC Region origin ASes announcing only one prefix: 46 AfriNIC Region transit ASes present in the Internet Routing Table: 24 Average AfriNIC Region AS path length visible: 4.5 Max AfriNIC Region AS path length visible: 14 Number of AfriNIC addresses announced to Internet: 4034304 Equivalent to 0 /8s, 61 /16s and 143 /24s Percentage of available AfriNIC address space announced: 12.0 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 1001 6931 210 CHINANET-BACKBONE 4755 898 259 71 Videsh Sanchar Nigam Ltd. Aut 9583 869 109 16 Sify Limited 4766 682 3924 303 Korea Telecom (KIX) 1221 621 1557 475 Telstra Pty Ltd 9498 570 212 72 BHARTI BT INTERNET LTD. 7545 528 108 70 TPG Internet Pty Ltd 17488 501 31 7 Hathway IP Over Cable Interne 17676 484 6997 107 Softbank BB Corp. 9443 451 111 82 Primus Telecommunications 4802 382 81 176 Wantree Development 18101 337 69 25 Reliance Infocom Ltd Internet 2907 333 1732 309 SINET Japan 17849 331 21 111 Telecommunications Technology 9929 322 220 56 China Netcom Corp. 17557 315 27 157 Pakistan Telecom 17974 304 118 25 PT TELEKOMUNIKASI INDONESIA 7474 297 210 228 SingTel Optus Pty Ltd 9800 270 410 67 CHINA UNICOM 4837 267 2890 108 chinanet IDC center beijing n ARIN Region per AS prefix count summary --------------------------------------- ASN No of nets /20 equiv MaxAgg Description 7018 1508 6256 972 AT&T WorldNet Services 4323 1259 732 252 Time Warner Telecom 721 1013 21961 306 DLA Systems Automation Center 6197 1009 619 471 BellSouth Network Solutions, 174 958 5783 906 Cogent Communications 701 937 8047 778 UUNET Technologies, Inc. 18566 931 272 8 Covad Communications 2386 875 537 667 AT&T Data Communications Serv 19029 868 151 111 New Edge Networks 1239 851 2804 604 Sprint 209 712 3614 557 Qwest 20115 675 592 363 Charter Communications 19262 672 1984 158 Verizon Global Networks 22773 645 1488 42 Cox Communications, Inc. 7011 630 217 411 Citizens Utilities 11492 627 86 20 Cable One 6198 591 534 236 BellSouth Network Solutions, 852 586 1089 388 Telus Advanced Communications 19916 563 49 54 OLM LLC 855 560 244 64 Canadian Research Network RIPE Region per AS prefix count summary --------------------------------------- ASN No of nets /20 equiv MaxAgg Description 702 579 1951 453 UUNET - Commercial IP service 3352 309 1596 32 Ibernet, Internet Access Netw 3301 308 1071 292 TeliaNet Sweden 8220 293 474 271 COLT Telecommunications 3320 284 3988 235 Deutsche Telekom AG 680 245 2025 242 DFN-IP service G-WiN 3246 231 504 221 Song Networks 6746 227 89 201 Dynamic Network Technologies, 8708 217 275 200 Romania Data Systems S.A. 24863 207 40 9 LINKdotNET AS number 8551 202 198 24 Bezeq International 1257 198 711 173 SWIPnet Swedish IP Network 3269 195 2070 74 TELECOM ITALIA 3215 192 1614 90 France Telecom Transpac 8866 175 37 15 Bulgarian Telecommunication C 786 171 1778 171 The JANET IP Service 5400 171 363 140 BT Ignite European Backbone 6830 167 765 35 UPC Distribution Services 30890 162 15 61 SC Kappa Invexim SRL 3300 160 172 90 AUCS Communications Services LACNIC Region per AS prefix count summary ----------------------------------------- ASN No of nets /20 equiv MaxAgg Description 8151 699 1067 228 UniNet S.A. de C.V. 22047 383 142 10 VTR PUNTO NET S.A. 11172 321 110 84 Servicios Alestra S.A de C.V 16814 308 20 8 NSS, S.A. 14117 189 12 6 Telefonica del Sur S.A. 10481 181 72 8 Prima S.A. 7303 159 75 20 Telecom Argentina Stet-France 6147 154 126 22 Telefonica Del Peru 11556 132 80 4 Cable-Wireless Panama 21826 130 16 21 INTERCABLE 5639 129 12 9 Telecommunications Services o 19169 124 8 30 Telconet 6503 121 149 74 AVANTEL, S.A. 14259 114 10 12 GTD Internet S.A. 18822 114 8 10 TELEFONICA MANQUEHUE 6505 106 88 78 Global One Communicaoes Ltda 7910 106 7 10 ANDINET ON LINE 23216 100 21 8 RAMtelecom Telecomunicaciones 7315 96 6 3 Grupo Rey Moreno 25620 96 6 3 COTAS LTDA AfriNIC Region per AS prefix count summary ------------------------------------------ ASN No of nets /20 equiv MaxAgg Description 3741 277 803 232 The Internet Solution 8452 169 60 7 TEDATA 6713 145 135 11 Itissalat Al-MAGHRIB 2018 123 314 104 Tertiary Education Network 5536 121 8 18 Internet Egypt Network 24835 117 50 7 RAYA Telecom - Egypt 15475 88 84 4 Nile Online 2905 74 155 67 The Internetworking Company o 20928 58 16 2 Noor Advanced Technologies AS 5713 39 294 35 Telkom SA Ltd 12455 33 6 3 Jambonet Autonomous system 15706 31 8 3 Sudatel Internet Exchange Aut 33774 29 7 20 AS Number for Telecom Algeria 23889 26 8 11 MAURITIUS TELECOM 8524 24 1 4 AUCEGYPT Autonomous System 16637 24 14 22 Johnnic e-Ventures 10798 22 1 13 Standard Bank of South Africa 8346 20 13 17 SONATEL-AS Autonomous System 2561 19 6 2 Egyptian Universities Network 21280 19 5 5 Swift Global Kenya Ltd.Is an Global Per AS Maximum Aggr summary ---------------------------------- ASN No of nets Net Savings Description 4323 1259 1007 Time Warner Telecom 18566 931 923 Covad Communications 9583 869 853 Sify Limited 4755 898 827 Videsh Sanchar Nigam Ltd. Aut 4134 1001 791 CHINANET-BACKBONE 19029 868 757 New Edge Networks 721 1013 707 DLA Systems Automation Center 11492 627 607 Cable One 22773 645 603 Cox Communications, Inc. 6197 1009 538 BellSouth Network Solutions, 19262 672 514 Verizon Global Networks 19916 563 509 OLM LLC 5668 535 505 CenturyTel Internet Holdings, 9498 570 498 BHARTI BT INTERNET LTD. 855 560 496 Canadian Research Network 17488 501 494 Hathway IP Over Cable Interne 8151 699 471 UniNet S.A. de C.V. 7545 528 458 TPG Internet Pty Ltd 7757 477 458 AT&T Broadband 3602 539 430 Sprint Canada, Inc. List of Unregistered ASNs (Global) ---------------------------------- Bad AS Designation Network Transit AS Description 43144 UNALLOCATED 12.149.157.0/24 7018 AT&T WorldNet Servic 64545 PRIVATE 38.99.133.0/24 174 Cogent Communication 64501 RESERVED 68.142.125.0/24 22822 Limelight Networks, 38964 UNALLOCATED 85.192.62.0/23 12695 JSC "Digital Network 65005 PRIVATE 159.153.148.0/22 24989 IX Europe Frankfurt 24408 UNALLOCATED 203.119.26.0/24 9800 CHINA UNICOM 24408 UNALLOCATED 203.119.27.0/24 9800 CHINA UNICOM 24408 UNALLOCATED 203.119.28.0/24 9800 CHINA UNICOM 24409 UNALLOCATED 203.119.29.0/24 9808 Guangdong Mobile Com 65280 PRIVATE 203.197.161.0/24 4755 Videsh Sanchar Nigam 65280 PRIVATE 203.200.14.0/24 4755 Videsh Sanchar Nigam 65280 PRIVATE 203.200.21.0/24 4755 Videsh Sanchar Nigam 38964 UNALLOCATED 213.219.225.0/24 12695 JSC "Digital Network 38964 UNALLOCATED 213.248.22.0/24 12695 JSC "Digital Network 65412 PRIVATE 221.123.128.0/20 24405 Beijing CJWX Communi 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 183.206.196.0/24 2188 FR-RENATER-ASTER 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 192.84.205.0/24 719 LANLINK autonomous system 192.119.135.0/24 270 NASA 192.172.0.0/19 721 DLA Systems Automation Center Number of prefixes announced per prefix length (Global) ------------------------------------------------------- /1:0 /2:0 /3:0 /4:0 /5:0 /6:0 /7:0 /8:17 /9:9 /10:9 /11:26 /12:88 /13:200 /14:357 /15:695 /16:8768 /17:3171 /18:5226 /19:11530 /20:12966 /21:11215 /22:14383 /23:15498 /24:101352 /25:367 /26:252 /27:217 /28:60 /29:69 /30:33 /31:0 /32:33 Advertised prefixes smaller than registry allocations ----------------------------------------------------- ASN No of nets Total ann. Description 18566 914 931 Covad Communications 19029 800 868 New Edge Networks 6197 797 1009 BellSouth Network Solutions, 7018 797 1508 AT&T WorldNet Services 9583 698 869 Sify Limited 11492 618 627 Cable One 4323 606 1259 Time Warner Telecom 2386 595 875 AT&T Data Communications Serv 19916 557 563 OLM LLC 7011 540 630 Citizens Utilities 4766 491 682 Korea Telecom (KIX) 7757 459 477 AT&T Broadband 6198 442 591 BellSouth Network Solutions, 855 434 560 Canadian Research Network 5668 415 535 CenturyTel Internet Holdings, 1239 379 851 Sprint 15270 371 402 PaeTec.net -a division of Pae 702 360 579 UUNET - Commercial IP service 6517 352 380 Yipes Communications, Inc. 8151 343 699 UniNet S.A. de C.V. Number of /24s announced per /8 block (Global) ---------------------------------------------- 4:3 8:44 12:1619 13:1 15:12 16:3 17:3 18:4 20:43 24:883 25:1 30:2 32:66 38:212 40:54 44:3 47:6 52:4 55:1 56:3 57:33 58:147 59:195 60:181 61:838 62:785 63:1911 64:3116 65:2236 66:3074 67:628 68:685 69:1478 70:329 71:76 72:684 73:23 74:29 80:774 81:612 82:575 83:379 84:377 85:518 86:344 87:309 88:66 89:135 124:218 125:367 128:158 129:176 130:106 131:317 132:31 133:8 134:150 135:46 136:177 137:70 138:199 139:66 140:467 141:134 142:394 143:161 144:227 145:42 146:325 147:133 148:326 149:189 150:114 151:80 152:64 153:107 154:6 155:197 156:96 157:130 158:165 159:169 160:87 161:72 162:253 163:146 164:179 165:180 166:166 167:243 168:478 169:134 170:327 171:12 172:1 183:1 190:95 192:5765 193:3388 194:2577 195:1821 196:843 198:3889 199:3257 200:4324 201:827 202:6555 203:6850 204:3897 205:2109 206:2419 207:2927 208:2037 209:3798 210:1915 211:701 212:1250 213:1459 214:340 215:41 216:4119 217:1169 218:251 219:179 220:653 221:355 222:144 End of report
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