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[routing-wg]Weekly Routing Table Report
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Routing Analysis Role Account
cscora at apnic.net
Fri Jul 7 20:02:31 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 08 Jul, 2006 Analysis Summary ---------------- BGP routing table entries examined: 191740 Prefixes after maximum aggregation: 105525 Unique aggregates announced to Internet: 93774 Total ASes present in the Internet Routing Table: 22613 Origin-only ASes present in the Internet Routing Table: 19679 Origin ASes announcing only one prefix: 9443 Transit ASes present in the Internet Routing Table: 2934 Transit-only ASes present in the Internet Routing Table: 66 Average AS path length visible in the Internet Routing Table: 3.5 Max AS path length visible: 24 Max AS path prepend of ASN (34527) 16 Prefixes from unregistered ASNs in the Routing Table: 2 Unregistered ASNs in the Routing Table: 2 Special use prefixes present in the Routing Table: 1 Prefixes being announced from unallocated address space: 9 Number of addresses announced to Internet: 1540931304 Equivalent to 91 /8s, 216 /16s and 190 /24s Percentage of available address space announced: 41.6 Percentage of allocated address space announced: 60.1 Percentage of available address space allocated: 69.1 Total number of prefixes smaller than registry allocations: 94814 APNIC Region Analysis Summary ----------------------------- Prefixes being announced by APNIC Region ASes: 41334 Total APNIC prefixes after maximum aggregation: 16992 Prefixes being announced from the APNIC address blocks: 39038 Unique aggregates announced from the APNIC address blocks: 18380 APNIC Region origin ASes present in the Internet Routing Table: 2619 APNIC Region origin ASes announcing only one prefix: 739 APNIC Region transit ASes present in the Internet Routing Table: 399 Average APNIC Region AS path length visible: 3.5 Max APNIC Region AS path length visible: 18 Number of APNIC addresses announced to Internet: 235934304 Equivalent to 14 /8s, 16 /16s and 18 /24s Percentage of available APNIC address space announced: 73.8 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: 97821 Total ARIN prefixes after maximum aggregation: 58116 Prefixes being announced from the ARIN address blocks: 71625 Unique aggregates announced from the ARIN address blocks: 27058 ARIN Region origin ASes present in the Internet Routing Table: 10823 ARIN Region origin ASes announcing only one prefix: 4089 ARIN Region transit ASes present in the Internet Routing Table: 992 Average ARIN Region AS path length visible: 3.3 Max ARIN Region AS path length visible: 18 Number of ARIN addresses announced to Internet: 295333632 Equivalent to 17 /8s, 154 /16s and 111 /24s Percentage of available ARIN address space announced: 76.5 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, 199/8, 204/6, 208/7 and 216/8 RIPE Region Analysis Summary ---------------------------- Prefixes being announced by RIPE Region ASes: 38397 Total RIPE prefixes after maximum aggregation: 25770 Prefixes being announced from the RIPE address blocks: 35459 Unique aggregates announced from the RIPE address blocks: 23944 RIPE Region origin ASes present in the Internet Routing Table: 8242 RIPE Region origin ASes announcing only one prefix: 4334 RIPE Region transit ASes present in the Internet Routing Table: 1354 Average RIPE Region AS path length visible: 4.0 Max RIPE Region AS path length visible: 20 Number of RIPE addresses announced to Internet: 255785604 Equivalent to 15 /8s, 62 /16s and 250 /24s Percentage of available RIPE address space announced: 80.2 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 40960-41983 RIPE Address Blocks 62/8, 80/5, 88/6, 193/8, 194/7, 212/7 and 217/8 LACNIC Region Analysis Summary ------------------------------ Prefixes being announced by LACNIC Region ASes: 11893 Total LACNIC prefixes after maximum aggregation: 3747 Prefixes being announced from the LACNIC address blocks: 9961 Unique aggregates announced from the LACNIC address blocks: 5631 LACNIC Region origin ASes present in the Internet Routing Table: 706 LACNIC Region origin ASes announcing only one prefix: 237 LACNIC Region transit ASes present in the Internet Routing Table: 131 Average LACNIC Region AS path length visible: 4.1 Max LACNIC Region AS path length visible: 24 Number of LACNIC addresses announced to Internet: 28361472 Equivalent to 1 /8s, 176 /16s and 195 /24s Percentage of available LACNIC address space announced: 42.3 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: 2293 Total AfriNIC prefixes after maximum aggregation: 900 Prefixes being announced from the AfriNIC address blocks: 1540 Unique aggregates announced from the AfriNIC address blocks: 956 AfriNIC Region origin ASes present in the Internet Routing Table: 157 AfriNIC Region origin ASes announcing only one prefix: 44 AfriNIC Region transit ASes present in the Internet Routing Table: 26 Average AfriNIC Region AS path length visible: 3.5 Max AfriNIC Region AS path length visible: 11 Number of AfriNIC addresses announced to Internet: 4172800 Equivalent to 0 /8s, 63 /16s and 172 /24s Percentage of available AfriNIC address space announced: 12.4 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 1245 7478 229 CHINANET-BACKBONE 4755 947 257 74 Videsh Sanchar Nigam Ltd. Aut 9583 908 109 15 Sify Limited 9498 713 211 68 BHARTI BT INTERNET LTD. 4766 689 4435 303 Korea Telecom (KIX) 1221 610 1668 468 Telstra Pty Ltd 7545 547 124 73 TPG Internet Pty Ltd 17488 519 32 17 Hathway IP Over Cable Interne 17676 490 7093 110 Softbank BB Corp. 9443 452 111 83 Primus Telecommunications 18101 422 85 24 Reliance Infocom Ltd Internet 17974 404 129 14 PT TELEKOMUNIKASI INDONESIA 17849 388 28 122 Telecommunications Technology 4802 381 81 168 Wantree Development 17557 381 30 172 Pakistan Telecom 2907 335 1733 311 SINET Japan 9929 330 255 61 China Netcom Corp. 7474 298 211 228 SingTel Optus Pty Ltd 4837 280 3085 123 chinanet IDC center beijing n 10139 278 19 5 Meridian Telekoms ARIN Region per AS prefix count summary --------------------------------------- ASN No of nets /20 equiv MaxAgg Description 7018 1482 6262 945 AT&T WorldNet Services 4323 1334 747 266 Time Warner Telecom 721 1028 21998 315 DLA Systems Automation Center 6197 1015 636 477 BellSouth Network Solutions, 174 962 5771 894 Cogent Communications 701 947 6754 780 UUNET Technologies, Inc. 18566 945 272 8 Covad Communications 2386 918 558 710 AT&T Data Communications Serv 1239 848 2793 602 Sprint 19262 723 2188 191 Verizon Global Networks 20115 714 620 382 Charter Communications 209 697 3681 550 Qwest 22773 674 1741 40 Cox Communications, Inc. 11492 654 89 10 Cable One 7011 651 218 413 Citizens Utilities 6198 599 568 236 BellSouth Network Solutions, 852 582 1084 382 Telus Advanced Communications 855 573 247 74 Canadian Research Network 19916 563 49 54 OLM LLC 5668 531 147 23 CenturyTel Internet Holdings, RIPE Region per AS prefix count summary --------------------------------------- ASN No of nets /20 equiv MaxAgg Description 702 565 1932 444 UUNET - Commercial IP service 3301 316 1187 301 TeliaNet Sweden 3352 304 1639 33 Ibernet, Internet Access Netw 3320 279 3988 235 Deutsche Telekom AG 8220 279 471 265 COLT Telecommunications 680 246 2041 243 DFN-IP service G-WiN 6746 234 89 209 Dynamic Network Technologies, 3246 230 463 220 Song Networks 24863 216 42 11 LINKdotNET AS number 8708 215 276 204 Romania Data Systems S.A. 8551 209 198 29 Bezeq International 30890 205 18 79 SC Kappa Invexim SRL 3215 204 1760 97 France Telecom Transpac 3269 201 2182 72 TELECOM ITALIA 1257 194 741 166 SWIPnet Swedish IP Network 8866 187 37 15 Bulgarian Telecommunication C 6830 175 813 37 UPC Distribution Services 786 169 1778 169 The JANET IP Service 3300 169 171 98 AUCS Communications Services 12479 160 322 5 Uni2 Autonomous System LACNIC Region per AS prefix count summary ----------------------------------------- ASN No of nets /20 equiv MaxAgg Description 8151 694 1159 222 UniNet S.A. de C.V. 22047 432 206 11 VTR PUNTO NET S.A. 11172 354 113 85 Servicios Alestra S.A de C.V 16814 329 20 8 NSS, S.A. 6147 267 134 22 Telefonica Del Peru 6471 221 74 28 ENTEL CHILE S.A. 14117 207 13 7 Telefonica del Sur S.A. 10481 181 72 8 Prima S.A. 6503 180 151 83 AVANTEL, S.A. 7303 177 82 27 Telecom Argentina Stet-France 21826 133 17 23 INTERCABLE 11556 132 80 4 Cable-Wireless Panama 19169 129 8 26 Telconet 19429 129 68 43 E.T.B. 14522 128 18 9 SatNet S.A. 14259 119 10 15 GTD Internet S.A. 23216 114 21 9 RAMtelecom Telecomunicaciones 5639 109 12 9 Telecommunications Services o 6505 109 88 79 Global One Communicaoes Ltda 7738 106 410 20 Telecomunicacoes da Bahia S.A AfriNIC Region per AS prefix count summary ------------------------------------------ ASN No of nets /20 equiv MaxAgg Description 3741 287 803 234 The Internet Solution 8452 168 60 7 TEDATA 6713 154 135 11 Itissalat Al-MAGHRIB 2018 131 314 105 Tertiary Education Network 15475 125 84 4 Nile Online 5536 121 8 18 Internet Egypt Network 24835 116 48 6 RAYA Telecom - Egypt 33783 105 6 2 EEPAD TISP TELECOM & INTERNET 2905 69 139 60 The Internetworking Company o 20928 60 16 3 Noor Advanced Technologies AS 15706 44 8 3 Sudatel Internet Exchange Aut 5713 39 294 35 Telkom SA Ltd 33774 31 7 21 AS Number for Telecom Algeria 16637 25 18 23 Johnnic e-Ventures 10798 23 1 14 Standard Bank of South Africa 12455 23 6 3 Jambonet Autonomous system 21280 23 4 4 Swift Global Kenya Ltd.Is an 23889 23 7 12 MAURITIUS TELECOM 8524 22 1 5 AUCEGYPT Autonomous System 33766 21 2 1 Nyala Communications Pty Ltd Global Per AS Maximum Aggr summary ---------------------------------- ASN No of nets Net Savings Description 4323 1334 1068 Time Warner Telecom 4134 1245 1016 CHINANET-BACKBONE 18566 945 937 Covad Communications 9583 908 893 Sify Limited 4755 947 873 Videsh Sanchar Nigam Ltd. Aut 721 1028 713 DLA Systems Automation Center 9498 713 645 BHARTI BT INTERNET LTD. 11492 654 644 Cable One 22773 674 634 Cox Communications, Inc. 6197 1015 538 BellSouth Network Solutions, 19262 723 532 Verizon Global Networks 19916 563 509 OLM LLC 5668 531 508 CenturyTel Internet Holdings, 17488 519 502 Hathway IP Over Cable Interne 855 573 499 Canadian Research Network 7545 547 474 TPG Internet Pty Ltd 8151 694 472 UniNet S.A. de C.V. 3602 525 421 Sprint Canada, Inc. 22047 432 421 VTR PUNTO NET S.A. 15270 440 407 PaeTec.net -a division of Pae List of Unregistered Origin ASNs (Global) ----------------------------------------- Bad AS Designation Network Transit AS Description 65128 PRIVATE 193.110.50.0/24 24652 Juniper Networks, Eu 24409 UNALLOCATED 203.119.29.0/24 9808 Guangdong Mobile Com Prefixes from private and non-routed address space (Global) ----------------------------------------------------------- Prefix Origin AS Description 198.18.1.0/24 3301 TeliaNet Sweden 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 192.172.0.0/19 721 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 /10:10 /11:26 /12:93 /13:202 /14:365 /15:715 /16:8879 /17:3298 /18:5423 /19:11838 /20:13451 /21:11734 /22:14860 /23:16024 /24:103705 /25:385 /26:292 /27:179 /28:67 /29:73 /30:53 /31:0 /32:42 Advertised prefixes smaller than registry allocations ----------------------------------------------------- ASN No of nets Total ann. Description 18566 928 945 Covad Communications 6197 795 1015 BellSouth Network Solutions, 7018 791 1482 AT&T WorldNet Services 9583 738 908 Sify Limited 4323 648 1334 Time Warner Telecom 11492 642 654 Cable One 2386 637 918 AT&T Data Communications Serv 7011 559 651 Citizens Utilities 19916 557 563 OLM LLC 4766 500 689 Korea Telecom (KIX) 855 447 573 Canadian Research Network 6198 441 599 BellSouth Network Solutions, 9498 415 713 BHARTI BT INTERNET LTD. 5668 414 531 CenturyTel Internet Holdings, 15270 409 440 PaeTec.net -a division of Pae 1239 390 848 Sprint 17849 382 388 Telecommunications Technology 4755 380 947 Videsh Sanchar Nigam Ltd. Aut 6517 373 406 Yipes Communications, Inc. 22773 354 674 Cox Communications, Inc. Number of /24s announced per /8 block (Global) ---------------------------------------------- 4:9 8:42 11:1 12:1616 13:1 15:15 16:3 17:3 18:4 20:40 24:776 25:1 32:58 38:231 40:54 41:3 44:3 47:6 52:4 55:1 56:3 57:24 58:192 59:242 60:189 61:866 62:800 63:1885 64:3172 65:2244 66:3120 67:620 68:676 69:1520 70:390 71:85 72:799 74:53 75:1 80:783 81:657 82:635 83:392 84:382 85:565 86:362 87:389 88:110 89:317 121:1 122:2 123:1 124:263 125:544 128:146 129:184 130:119 131:313 132:34 133:8 134:160 135:48 136:178 137:82 138:206 139:53 140:489 141:134 142:384 143:170 144:225 145:40 146:318 147:137 148:342 149:191 150:114 151:93 152:69 153:106 154:5 155:206 156:186 157:145 158:167 159:171 160:91 161:77 162:246 163:159 164:235 165:218 166:173 167:243 168:498 169:128 170:351 171:14 183:1 190:83 192:5732 193:3366 194:2649 195:1952 196:870 198:3959 199:3236 200:4620 201:985 202:6727 203:7054 204:3895 205:2051 206:2424 207:2913 208:2183 209:3396 210:2026 211:713 212:1239 213:1435 214:367 215:41 216:4005 217:1174 218:294 219:226 220:733 221:356 222:189 End of report
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