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@lists.apnic.net If you have any comments please contact Philip Smith <pfs@cisco.com>. Routing Table Report 04:00 +10GMT Sat 10 Dec, 2005 Analysis Summary ---------------- BGP routing table entries examined: 176382 Prefixes after maximum aggregation: 99292 Unique aggregates announced to Internet: 85551 Total ASes present in the Internet Routing Table: 21109 Origin-only ASes present in the Internet Routing Table: 18376 Origin ASes announcing only one prefix: 8708 Transit ASes present in the Internet Routing Table: 2733 Transit-only ASes present in the Internet Routing Table: 73 Average AS path length visible in the Internet Routing Table: 4.5 Max AS path length visible: 20 Prefixes from unregistered ASNs in the Routing Table: 10 Special use prefixes present in the Routing Table: 0 Prefixes being announced from unallocated address space: 12 Number of addresses announced to Internet: 1487247552 Equivalent to 88 /8s, 165 /16s and 152 /24s Percentage of available address space announced: 40.1 Percentage of allocated address space announced: 60.4 Percentage of available address space allocated: 66.4 Total number of prefixes smaller than registry allocations: 84709 APNIC Region Analysis Summary ----------------------------- Prefixes being announced by APNIC Region ASes: 37050 Total APNIC prefixes after maximum aggregation: 15698 Prefixes being announced from the APNIC address blocks: 34782 Unique aggregates announced from the APNIC address blocks: 16957 APNIC Region origin ASes present in the Internet Routing Table: 2433 APNIC Region origin ASes announcing only one prefix: 701 APNIC Region transit ASes present in the Internet Routing Table: 367 Average APNIC Region AS path length visible: 4.5 Max APNIC Region AS path length visible: 17 Number of APNIC addresses announced to Internet: 208250048 Equivalent to 12 /8s, 105 /16s and 164 /24s Percentage of available APNIC address space announced: 77.3 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, 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: 93025 Total ARIN prefixes after maximum aggregation: 56083 Prefixes being announced from the ARIN address blocks: 72439 Unique aggregates announced from the ARIN address blocks: 27647 ARIN Region origin ASes present in the Internet Routing Table: 10395 ARIN Region origin ASes announcing only one prefix: 3871 ARIN Region transit ASes present in the Internet Routing Table: 958 Average ARIN Region AS path length visible: 4.3 Max ARIN Region AS path length visible: 17 Number of ARIN addresses announced to Internet: 278863872 Equivalent to 16 /8s, 159 /16s and 32 /24s Percentage of available ARIN address space announced: 69.3 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: 34544 Total RIPE prefixes after maximum aggregation: 23346 Prefixes being announced from the RIPE address blocks: 31538 Unique aggregates announced from the RIPE address blocks: 21154 RIPE Region origin ASes present in the Internet Routing Table: 7406 RIPE Region origin ASes announcing only one prefix: 3881 RIPE Region transit ASes present in the Internet Routing Table: 1225 Average RIPE Region AS path length visible: 5.0 Max RIPE Region AS path length visible: 20 Number of RIPE addresses announced to Internet: 226658368 Equivalent to 13 /8s, 130 /16s and 136 /24s Percentage of available RIPE address space announced: 67.5 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: 9937 Total LACNIC prefixes after maximum aggregation: 3316 Prefixes being announced from the LACNIC address blocks: 8216 Unique aggregates announced from the LACNIC address blocks: 4798 LACNIC Region origin ASes present in the Internet Routing Table: 657 LACNIC Region origin ASes announcing only one prefix: 209 LACNIC Region transit ASes present in the Internet Routing Table: 122 Average LACNIC Region AS path length visible: 5.3 Max LACNIC Region AS path length visible: 20 Number of LACNIC addresses announced to Internet: 22984448 Equivalent to 1 /8s, 94 /16s and 183 /24s Percentage of available LACNIC address space announced: 34.2 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: 1820 Total AfriNIC prefixes after maximum aggregation: 849 Prefixes being announced from the AfriNIC address blocks: 1172 Unique aggregates announced from the AfriNIC address blocks: 831 AfriNIC Region origin ASes present in the Internet Routing Table: 144 AfriNIC Region origin ASes announcing only one prefix: 46 AfriNIC Region transit ASes present in the Internet Routing Table: 23 Average AfriNIC Region AS path length visible: 4.5 Max AfriNIC Region AS path length visible: 12 Number of AfriNIC addresses announced to Internet: 2892800 Equivalent to 0 /8s, 44 /16s and 36 /24s Percentage of available AfriNIC address space announced: 8.6 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 1006 6463 203 CHINANET-BACKBONE 9583 836 77 12 Sify Limited 4755 749 259 72 Videsh Sanchar Nigam Ltd. Aut 1221 671 1366 482 Telstra Pty Ltd 4766 653 3927 287 Korea Telecom (KIX) 7545 510 108 70 TPG Internet Pty Ltd 17676 470 6819 100 Softbank BB Corp. 17488 430 26 11 Hathway IP Over Cable Interne 9498 412 216 67 BHARTI BT INTERNET LTD. 9443 401 88 86 Primus Telecommunications 4802 346 74 159 Wantree Development 2907 340 1764 317 SINET Japan 9929 331 217 49 China Netcom Corp. 17557 329 24 160 Pakistan Telecom 18302 329 152 25 SK Global co., Ltd 7474 325 225 224 SingTel Optus Pty Ltd 17974 280 65 16 PT TELEKOMUNIKASI INDONESIA 18101 280 68 19 Reliance Infocom Ltd Internet 9837 274 78 173 Powertel Ltd 9800 255 410 67 CHINA UNICOM ARIN Region per AS prefix count summary --------------------------------------- ASN No of nets /20 equiv MaxAgg Description 7018 1471 6305 967 AT&T WorldNet Services 4323 1190 706 231 Time Warner Telecom 174 1058 5827 976 Cogent Communications 721 1054 21922 308 DLA Systems Automation Center 701 987 8118 830 UUNET Technologies, Inc. 6197 971 434 505 BellSouth Network Solutions, 2386 915 531 688 AT&T Data Communications Serv 18566 882 240 7 Covad Communications 1239 839 2800 593 Sprint 20115 657 535 343 Charter Communications 209 656 3606 520 Qwest 11492 632 89 11 Cable One 22773 590 1477 29 Cox Communications, Inc. 852 573 1092 381 Telus Advanced Communications 19262 569 1608 140 Verizon Global Networks 855 564 247 66 Canadian Research Network 19916 563 49 54 OLM LLC 3602 532 126 103 Sprint Canada, Inc. 3356 531 10619 411 Level 3 Communications, LLC 6478 503 1434 281 AT&T Worldnet Services RIPE Region per AS prefix count summary --------------------------------------- ASN No of nets /20 equiv MaxAgg Description 702 603 1958 477 UUNET - Commercial IP service 3301 306 1085 292 TeliaNet Sweden 3320 287 3231 242 Deutsche Telekom AG 8220 271 474 266 COLT Telecommunications 680 244 2040 238 DFN-IP service G-WiN 8708 233 274 215 Romania Data Systems S.A. 3246 226 469 219 Song Networks 6746 201 51 172 Dynamic Network Technologies, 1257 189 712 170 SWIPnet Swedish IP Network 3269 182 1829 68 TELECOM ITALIA 5515 180 840 127 Sonera Solution Autonomous Sy 786 174 1795 174 The JANET IP Service 5400 166 317 136 BT Ignite European Backbone 8866 163 37 9 Bulgarian Telecommunication C 6830 161 669 33 UPC Distribution Services 3300 159 169 93 AUCS Communications Services 12479 157 322 5 Uni2 Autonomous System 24863 156 38 9 LINKdotNET AS number 3215 155 1323 79 France Telecom Transpac 9121 149 417 23 TTnet Autonomous System LACNIC Region per AS prefix count summary ----------------------------------------- ASN No of nets /20 equiv MaxAgg Description 8151 393 707 168 UniNet S.A. de C.V. 16814 295 18 7 NSS, S.A. 11172 289 106 74 Servicios Alestra S.A de C.V 19632 198 14 5 Metropolis Intercom S.A. 14117 184 11 6 Telefonica del Sur S.A. 22047 179 128 7 VTR PUNTO NET S.A. 13999 175 52 9 Mega Cable S.A. de C.V. 7303 152 72 19 Telecom Argentina Stet-France 6147 150 118 21 Telefonica Del Peru 11664 139 22 13 Keytech SA 11556 132 64 3 Cable-Wireless Panama 19169 127 8 20 Telconet 10481 121 48 8 Prima S.A. 6503 114 148 75 AVANTEL, S.A. 18822 114 8 11 TELEFONICA MANQUEHUE 5639 112 12 9 Telecommunications Services o 21826 112 14 18 INTERCABLE 6505 106 88 79 Global One Communicaoes Ltda 11311 99 8 10 Sinectis S.A. 4270 94 17 9 Red de Interconexion Universi AfriNIC Region per AS prefix count summary ------------------------------------------ ASN No of nets /20 equiv MaxAgg Description 3741 271 812 229 The Internet Solution 8452 147 44 7 TEDATA 5536 122 8 16 Internet Egypt Network 2018 117 298 103 Tertiary Education Network 15475 102 84 4 Nile Online 2905 74 155 67 The Internetworking Company o 6713 69 71 10 Itissalat Al-MAGHRIB 20928 61 16 2 Noor Advanced Technologies AS 24835 59 34 6 RAYA Telecom - Egypt 5713 38 151 34 Telkom SA Ltd 33774 33 4 24 AS Number for Telecom Algeria 15706 31 8 3 Sudatel Internet Exchange Aut 8524 23 1 4 AUCEGYPT Autonomous System 16637 23 10 21 Johnnic e-Ventures 23889 23 5 9 MAURITIUS TELECOM 10798 22 1 13 Standard Bank of South Africa 21280 22 4 4 Swift Global Kenya Ltd.Is an 12455 18 6 5 Jambonet Autonomous system 12258 17 3 11 Vodacom Internet Company 15808 17 2 2 Communication Solutions Ltd i Global Per AS Maximum Aggr summary ---------------------------------- ASN No of nets Net Savings Description 4323 1190 959 Time Warner Telecom 18566 882 875 Covad Communications 9583 836 824 Sify Limited 4134 1006 803 CHINANET-BACKBONE 721 1054 746 DLA Systems Automation Center 4755 749 677 Videsh Sanchar Nigam Ltd. Aut 11492 632 621 Cable One 22773 590 561 Cox Communications, Inc. 19916 563 509 OLM LLC 855 564 498 Canadian Research Network 6197 971 466 BellSouth Network Solutions, 5668 492 445 CenturyTel Internet Holdings, 7545 510 440 TPG Internet Pty Ltd 19262 569 429 Verizon Global Networks 3602 532 429 Sprint Canada, Inc. 17488 430 419 Hathway IP Over Cable Interne 17676 470 370 Softbank BB Corp. 4766 653 366 Korea Telecom (KIX) 6467 411 363 E.Spire Communications, Inc. 9498 412 345 BHARTI BT INTERNET LTD. List of Unregistered ASNs (Global) ---------------------------------- Bad AS Designation Network Transit AS Description 38976 UNALLOCATED 62.192.224.0/19 21166 Satgate autonomous s 38976 UNALLOCATED 62.192.232.0/24 21166 Satgate autonomous s 38972 UNALLOCATED 80.251.144.0/21 28947 CJSC InT, Ekaterinbu 38972 UNALLOCATED 80.251.151.0/24 28947 CJSC InT, Ekaterinbu 38972 UNALLOCATED 80.251.152.0/23 28947 CJSC InT, Ekaterinbu 24413 UNALLOCATED 202.46.32.0/19 17623 China Netcom Corp. 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 24406 UNALLOCATED 203.119.29.0/24 4808 CNCGROUP IP network: 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 192.43.230.0/24 7575 Australian Academic and Rease 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 192.72.0.0/18 4780 Digital United Inc. 192.72.0.0/16 4780 Digital United Inc. 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 /8:19 /9:5 /10:8 /11:19 /12:86 /13:190 /14:343 /15:669 /16:8614 /17:2910 /18:4916 /19:11092 /20:12229 /21:10298 /22:13543 /23:14675 /24:95835 /25:352 /26:271 /27:207 /28:25 /29:12 /30:30 /31:3 /32:31 Advertised prefixes smaller than registry allocations ----------------------------------------------------- ASN No of nets Total ann. Description 18566 866 882 Covad Communications 6197 785 971 BellSouth Network Solutions, 7018 726 1471 AT&T WorldNet Services 9583 659 836 Sify Limited 2386 637 915 AT&T Data Communications Serv 11492 623 632 Cable One 4323 570 1190 Time Warner Telecom 19916 557 563 OLM LLC 4766 458 653 Korea Telecom (KIX) 855 436 564 Canadian Research Network 7011 402 466 Citizens Utilities 702 386 603 UUNET - Commercial IP service 5668 384 492 CenturyTel Internet Holdings, 1239 364 839 Sprint 6198 354 493 BellSouth Network Solutions, 15270 325 352 PaeTec.net -a division of Pae 6517 322 347 Yipes Communications, Inc. 22773 305 590 Cox Communications, Inc. 13609 298 340 Choice One Communications Inc 18302 298 329 SK Global co., Ltd Number of /24s announced per /8 block (Global) ---------------------------------------------- 4:3 8:40 12:1626 13:1 15:11 16:3 17:3 18:3 20:42 24:711 30:2 32:73 38:186 40:54 44:3 47:3 52:4 55:1 56:3 57:34 58:99 59:109 60:166 61:813 62:812 63:1893 64:2918 65:2141 66:2902 67:597 68:686 69:1340 70:246 71:38 72:482 73:8 80:685 81:606 82:508 83:328 84:336 85:395 86:222 87:115 125:137 128:150 129:167 130:100 131:304 132:34 133:1 134:151 135:45 136:173 137:63 138:175 139:76 140:447 141:146 142:404 143:148 144:220 145:34 146:304 147:134 148:272 149:187 150:109 151:72 152:115 153:94 154:5 155:181 156:90 157:120 158:148 159:174 160:85 161:74 162:242 163:176 164:184 165:180 166:147 167:241 168:469 169:142 170:308 171:12 192:5762 193:3335 194:2436 195:1666 196:714 198:3911 199:3263 200:4236 201:471 202:6353 203:6611 204:3835 205:2078 206:2430 207:2920 208:2026 209:3436 210:1779 211:804 212:1242 213:1387 214:313 215:39 216:3763 217:1170 218:226 219:128 220:544 221:331 222:135 End of report