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 18 Mar, 2006 Analysis Summary ---------------- BGP routing table entries examined: 184375 Prefixes after maximum aggregation: 102184 Unique aggregates announced to Internet: 89838 Total ASes present in the Internet Routing Table: 21772 Origin-only ASes present in the Internet Routing Table: 18926 Origin ASes announcing only one prefix: 8989 Transit ASes present in the Internet Routing Table: 2846 Transit-only ASes present in the Internet Routing Table: 69 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: 76 Special use prefixes present in the Routing Table: 0 Prefixes being announced from unallocated address space: 11 Number of addresses announced to Internet: 1511349856 Equivalent to 90 /8s, 21 /16s and 94 /24s Percentage of available address space announced: 40.8 Percentage of allocated address space announced: 60.2 Percentage of available address space allocated: 67.8 Total number of prefixes smaller than registry allocations: 90192 APNIC Region Analysis Summary ----------------------------- Prefixes being announced by APNIC Region ASes: 38802 Total APNIC prefixes after maximum aggregation: 16257 Prefixes being announced from the APNIC address blocks: 36601 Unique aggregates announced from the APNIC address blocks: 17814 APNIC Region origin ASes present in the Internet Routing Table: 2508 APNIC Region origin ASes announcing only one prefix: 704 APNIC Region transit ASes present in the Internet Routing Table: 387 Average APNIC Region AS path length visible: 4.5 Max APNIC Region AS path length visible: 17 Number of APNIC addresses announced to Internet: 217698272 Equivalent to 12 /8s, 249 /16s and 207 /24s Percentage of available APNIC address space announced: 68.1 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: 96511 Total ARIN prefixes after maximum aggregation: 57019 Prefixes being announced from the ARIN address blocks: 75675 Unique aggregates announced from the ARIN address blocks: 28886 ARIN Region origin ASes present in the Internet Routing Table: 10591 ARIN Region origin ASes announcing only one prefix: 3954 ARIN Region transit ASes present in the Internet Routing Table: 972 Average ARIN Region AS path length visible: 4.3 Max ARIN Region AS path length visible: 19 Number of ARIN addresses announced to Internet: 291281408 Equivalent to 17 /8s, 92 /16s and 154 /24s Percentage of available ARIN address space announced: 72.3 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: 36599 Total RIPE prefixes after maximum aggregation: 24490 Prefixes being announced from the RIPE address blocks: 33620 Unique aggregates announced from the RIPE address blocks: 22716 RIPE Region origin ASes present in the Internet Routing Table: 7783 RIPE Region origin ASes announcing only one prefix: 4072 RIPE Region transit ASes present in the Internet Routing Table: 1295 Average RIPE Region AS path length visible: 5.0 Max RIPE Region AS path length visible: 19 Number of RIPE addresses announced to Internet: 242361344 Equivalent to 14 /8s, 114 /16s and 36 /24s Percentage of available RIPE address space announced: 72.2 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 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: 10396 Total LACNIC prefixes after maximum aggregation: 3526 Prefixes being announced from the LACNIC address blocks: 8561 Unique aggregates announced from the LACNIC address blocks: 5166 LACNIC Region origin ASes present in the Internet Routing Table: 676 LACNIC Region origin ASes announcing only one prefix: 216 LACNIC Region transit ASes present in the Internet Routing Table: 123 Average LACNIC Region AS path length visible: 5.2 Max LACNIC Region AS path length visible: 22 Number of LACNIC addresses announced to Internet: 25883136 Equivalent to 1 /8s, 138 /16s and 242 /24s Percentage of available LACNIC address space announced: 38.6 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: 1986 Total AfriNIC prefixes after maximum aggregation: 892 Prefixes being announced from the AfriNIC address blocks: 1362 Unique aggregates announced from the AfriNIC address blocks: 909 AfriNIC Region origin ASes present in the Internet Routing Table: 147 AfriNIC Region origin ASes announcing only one prefix: 43 AfriNIC Region transit ASes present in the Internet Routing Table: 24 Average AfriNIC Region AS path length visible: 4.4 Max AfriNIC Region AS path length visible: 14 Number of AfriNIC addresses announced to Internet: 3927040 Equivalent to 0 /8s, 59 /16s and 236 /24s Percentage of available AfriNIC address space announced: 11.7 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 990 6937 210 CHINANET-BACKBONE 4755 877 258 71 Videsh Sanchar Nigam Ltd. Aut 9583 870 109 16 Sify Limited 4766 677 3923 302 Korea Telecom (KIX) 1221 651 1428 470 Telstra Pty Ltd 9498 559 212 72 BHARTI BT INTERNET LTD. 7545 519 108 70 TPG Internet Pty Ltd 17488 516 31 7 Hathway IP Over Cable Interne 17676 484 6997 107 Softbank BB Corp. 9443 414 95 82 Primus Telecommunications 4802 370 75 165 Wantree Development 2907 336 1749 312 SINET Japan 17974 334 89 32 PT TELEKOMUNIKASI INDONESIA 9929 333 218 53 China Netcom Corp. 17557 319 25 162 Pakistan Telecom 18101 319 68 23 Reliance Infocom Ltd Internet 17849 314 20 103 Telecommunications Technology 7474 304 211 232 SingTel Optus Pty Ltd 4780 279 226 16 Digital United Inc. 9837 272 78 168 Powertel Ltd ARIN Region per AS prefix count summary --------------------------------------- ASN No of nets /20 equiv MaxAgg Description 7018 1498 6264 965 AT&T WorldNet Services 4323 1232 714 239 Time Warner Telecom 721 1009 21946 307 DLA Systems Automation Center 6197 1004 619 468 BellSouth Network Solutions, 174 966 5782 913 Cogent Communications 701 946 8064 782 UUNET Technologies, Inc. 18566 920 272 8 Covad Communications 2386 870 520 662 AT&T Data Communications Serv 1239 852 2789 601 Sprint 19029 781 152 112 New Edge Networks 209 696 3607 540 Qwest 20115 671 586 361 Charter Communications 19262 664 1955 153 Verizon Global Networks 22773 641 1480 40 Cox Communications, Inc. 11492 636 86 20 Cable One 7011 602 209 391 Citizens Utilities 6198 579 502 237 BellSouth Network Solutions, 852 577 1088 383 Telus Advanced Communications 19916 563 49 54 OLM LLC 855 546 244 64 Canadian Research Network RIPE Region per AS prefix count summary --------------------------------------- ASN No of nets /20 equiv MaxAgg Description 702 584 1951 459 UUNET - Commercial IP service 3352 307 1564 31 Ibernet, Internet Access Netw 3301 306 1071 291 TeliaNet Sweden 8220 289 473 268 COLT Telecommunications 3320 280 3477 232 Deutsche Telekom AG 680 244 2025 241 DFN-IP service G-WiN 3246 231 488 221 Song Networks 6746 225 88 198 Dynamic Network Technologies, 8708 218 276 203 Romania Data Systems S.A. 8551 202 197 23 Bezeq International 1257 197 710 172 SWIPnet Swedish IP Network 24863 196 40 9 LINKdotNET AS number 3269 194 2085 75 TELECOM ITALIA 3215 183 1518 86 France Telecom Transpac 786 173 1794 173 The JANET IP Service 8866 169 37 13 Bulgarian Telecommunication C 5400 167 328 136 BT Ignite European Backbone 6830 166 765 35 UPC Distribution Services 9121 162 931 27 TTnet Autonomous System 5515 161 839 120 Sonera Solution Autonomous Sy LACNIC Region per AS prefix count summary ----------------------------------------- ASN No of nets /20 equiv MaxAgg Description 8151 596 1050 225 UniNet S.A. de C.V. 22047 372 142 10 VTR PUNTO NET S.A. 11172 316 111 80 Servicios Alestra S.A de C.V 16814 289 18 7 NSS, S.A. 14117 184 11 6 Telefonica del Sur S.A. 7303 159 75 20 Telecom Argentina Stet-France 6147 154 126 22 Telefonica Del Peru 11556 132 80 4 Cable-Wireless Panama 5639 127 12 9 Telecommunications Services o 19169 123 8 33 Telconet 6503 122 149 75 AVANTEL, S.A. 10481 121 48 8 Prima S.A. 21826 120 16 19 INTERCABLE 6505 106 88 78 Global One Communicaoes Ltda 14522 100 13 5 SatNet S.A. 23216 100 20 7 RAMtelecom Telecomunicaciones 18822 99 8 10 TELEFONICA MANQUEHUE 7315 96 6 3 Grupo Rey Moreno 25620 96 6 3 COTAS LTDA 19429 95 52 42 E.T.B. AfriNIC Region per AS prefix count summary ------------------------------------------ ASN No of nets /20 equiv MaxAgg Description 3741 277 803 233 The Internet Solution 8452 162 60 7 TEDATA 6713 145 135 11 Itissalat Al-MAGHRIB 2018 124 314 105 Tertiary Education Network 15475 123 84 4 Nile Online 5536 122 8 18 Internet Egypt Network 2905 74 155 67 The Internetworking Company o 24835 62 50 7 RAYA Telecom - Egypt 20928 58 16 2 Noor Advanced Technologies AS 5713 39 294 35 Telkom SA Ltd 15706 31 8 3 Sudatel Internet Exchange Aut 33774 30 7 21 AS Number for Telecom Algeria 23889 26 8 11 MAURITIUS TELECOM 8524 25 1 4 AUCEGYPT Autonomous System 16637 23 10 21 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 4 4 Swift Global Kenya Ltd.Is an 15804 17 2 1 AS of The Way Out Internet So Global Per AS Maximum Aggr summary ---------------------------------- ASN No of nets Net Savings Description 4323 1232 993 Time Warner Telecom 18566 920 912 Covad Communications 9583 870 854 Sify Limited 4755 877 806 Videsh Sanchar Nigam Ltd. Aut 4134 990 780 CHINANET-BACKBONE 721 1009 702 DLA Systems Automation Center 19029 781 669 New Edge Networks 11492 636 616 Cable One 22773 641 601 Cox Communications, Inc. 6197 1004 536 BellSouth Network Solutions, 19262 664 511 Verizon Global Networks 19916 563 509 OLM LLC 17488 516 509 Hathway IP Over Cable Interne 5668 523 498 CenturyTel Internet Holdings, 9498 559 487 BHARTI BT INTERNET LTD. 855 546 482 Canadian Research Network 7757 473 454 AT&T Broadband 7545 519 449 TPG Internet Pty Ltd 3602 535 426 Sprint Canada, Inc. 812 438 410 Rogers WAVE List of Unregistered ASNs (Global) ---------------------------------- Bad AS Designation Network Transit AS Description 65211 PRIVATE 61.139.76.0/24 4134 CHINANET-BACKBONE 65211 PRIVATE 61.139.77.0/24 4134 CHINANET-BACKBONE 65211 PRIVATE 61.188.9.0/27 4134 CHINANET-BACKBONE 65211 PRIVATE 61.188.176.0/24 4134 CHINANET-BACKBONE 65211 PRIVATE 61.188.177.0/24 4134 CHINANET-BACKBONE 65211 PRIVATE 61.188.178.0/24 4134 CHINANET-BACKBONE 65211 PRIVATE 61.188.179.0/24 4134 CHINANET-BACKBONE 65211 PRIVATE 125.64.0.0/24 4134 CHINANET-BACKBONE 65211 PRIVATE 125.64.1.0/27 4134 CHINANET-BACKBONE 65211 PRIVATE 125.64.2.0/24 4134 CHINANET-BACKBONE 65211 PRIVATE 125.64.3.0/24 4134 CHINANET-BACKBONE 65211 PRIVATE 125.64.6.0/27 4134 CHINANET-BACKBONE 65211 PRIVATE 125.64.12.0/24 4134 CHINANET-BACKBONE 65211 PRIVATE 125.64.13.0/24 4134 CHINANET-BACKBONE 65211 PRIVATE 125.64.14.0/24 4134 CHINANET-BACKBONE 65211 PRIVATE 125.64.15.0/24 4134 CHINANET-BACKBONE 65211 PRIVATE 125.64.25.0/25 4134 CHINANET-BACKBONE 65211 PRIVATE 125.64.25.128/25 4134 CHINANET-BACKBONE 65211 PRIVATE 125.64.30.0/23 4134 CHINANET-BACKBONE 65211 PRIVATE 125.64.32.0/21 4134 CHINANET-BACKBONE 65211 PRIVATE 125.64.40.0/26 4134 CHINANET-BACKBONE 65005 PRIVATE 159.153.148.0/22 24989 IX Europe Frankfurt 65211 PRIVATE 202.98.123.0/24 4134 CHINANET-BACKBONE 24294 UNALLOCATED 202.173.112.0/20 2514 NTT PC Communication 65505 PRIVATE 206.252.200.192/27 8002 Stealth Communicatio 65211 PRIVATE 218.6.168.0/24 4134 CHINANET-BACKBONE 65211 PRIVATE 218.6.169.0/24 4134 CHINANET-BACKBONE 65211 PRIVATE 218.6.170.0/24 4134 CHINANET-BACKBONE 65211 PRIVATE 218.6.171.0/24 4134 CHINANET-BACKBONE 65211 PRIVATE 218.6.172.0/25 4134 CHINANET-BACKBONE 65211 PRIVATE 218.6.172.128/25 4134 CHINANET-BACKBONE 65211 PRIVATE 218.6.173.0/24 4134 CHINANET-BACKBONE 65211 PRIVATE 218.6.174.0/24 4134 CHINANET-BACKBONE 65211 PRIVATE 218.6.175.0/24 4134 CHINANET-BACKBONE 65211 PRIVATE 218.6.196.0/24 4134 CHINANET-BACKBONE 65211 PRIVATE 218.6.197.0/24 4134 CHINANET-BACKBONE 65211 PRIVATE 218.6.198.0/24 4134 CHINANET-BACKBONE 65211 PRIVATE 218.89.166.0/24 4134 CHINANET-BACKBONE 65211 PRIVATE 218.89.167.0/24 4134 CHINANET-BACKBONE 65211 PRIVATE 218.89.168.0/24 4134 CHINANET-BACKBONE 65211 PRIVATE 218.89.169.0/24 4134 CHINANET-BACKBONE 65211 PRIVATE 218.89.170.0/24 4134 CHINANET-BACKBONE 65211 PRIVATE 218.89.171.0/24 4134 CHINANET-BACKBONE 65211 PRIVATE 218.89.172.0/24 4134 CHINANET-BACKBONE 65211 PRIVATE 221.236.0.0/24 4134 CHINANET-BACKBONE 65211 PRIVATE 221.236.1.0/24 4134 CHINANET-BACKBONE 65211 PRIVATE 221.236.2.0/24 4134 CHINANET-BACKBONE 65211 PRIVATE 221.236.3.0/24 4134 CHINANET-BACKBONE 65211 PRIVATE 221.236.4.0/24 4134 CHINANET-BACKBONE 65211 PRIVATE 221.236.5.0/24 4134 CHINANET-BACKBONE 65211 PRIVATE 221.236.6.0/24 4134 CHINANET-BACKBONE 65211 PRIVATE 221.236.7.0/24 4134 CHINANET-BACKBONE 65211 PRIVATE 221.236.8.0/24 4134 CHINANET-BACKBONE 65211 PRIVATE 221.236.9.0/24 4134 CHINANET-BACKBONE 65211 PRIVATE 221.236.10.0/27 4134 CHINANET-BACKBONE 65211 PRIVATE 221.236.11.0/24 4134 CHINANET-BACKBONE 65211 PRIVATE 221.236.12.0/24 4134 CHINANET-BACKBONE 65211 PRIVATE 221.236.13.0/24 4134 CHINANET-BACKBONE 65211 PRIVATE 221.236.14.0/23 4134 CHINANET-BACKBONE 65211 PRIVATE 221.236.17.0/24 4134 CHINANET-BACKBONE 65211 PRIVATE 221.236.18.0/23 4134 CHINANET-BACKBONE 65211 PRIVATE 221.236.20.0/24 4134 CHINANET-BACKBONE 65211 PRIVATE 221.236.21.0/24 4134 CHINANET-BACKBONE 65211 PRIVATE 221.236.22.0/25 4134 CHINANET-BACKBONE 65211 PRIVATE 221.236.22.128/26 4134 CHINANET-BACKBONE 65211 PRIVATE 221.236.22.192/26 4134 CHINANET-BACKBONE 65211 PRIVATE 221.236.23.0/24 4134 CHINANET-BACKBONE 65211 PRIVATE 221.236.24.0/24 4134 CHINANET-BACKBONE 65211 PRIVATE 221.236.25.0/25 4134 CHINANET-BACKBONE 65211 PRIVATE 221.236.25.128/25 4134 CHINANET-BACKBONE 65211 PRIVATE 221.236.26.0/24 4134 CHINANET-BACKBONE 65211 PRIVATE 221.236.27.0/24 4134 CHINANET-BACKBONE 65211 PRIVATE 221.236.28.0/24 4134 CHINANET-BACKBONE 65211 PRIVATE 221.236.29.0/24 4134 CHINANET-BACKBONE 65211 PRIVATE 222.211.63.0/24 4134 CHINANET-BACKBONE 65211 PRIVATE 222.213.0.0/24 4134 CHINANET-BACKBONE 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 192.44.0.0/24 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 /8:18 /9:9 /10:8 /11:25 /12:87 /13:198 /14:353 /15:696 /16:8750 /17:3119 /18:5151 /19:11423 /20:12825 /21:10991 /22:14155 /23:15293 /24:100319 /25:341 /26:247 /27:214 /28:63 /29:25 /30:33 /31:0 /32:32 Advertised prefixes smaller than registry allocations ----------------------------------------------------- ASN No of nets Total ann. Description 18566 903 920 Covad Communications 6197 794 1004 BellSouth Network Solutions, 7018 792 1498 AT&T WorldNet Services 19029 709 781 New Edge Networks 9583 689 870 Sify Limited 11492 627 636 Cable One 4323 595 1232 Time Warner Telecom 2386 594 870 AT&T Data Communications Serv 19916 557 563 OLM LLC 7011 516 602 Citizens Utilities 4766 486 677 Korea Telecom (KIX) 7757 455 473 AT&T Broadband 6198 439 579 BellSouth Network Solutions, 855 420 546 Canadian Research Network 5668 404 523 CenturyTel Internet Holdings, 1239 380 852 Sprint 702 368 584 UUNET - Commercial IP service 15270 354 384 PaeTec.net -a division of Pae 6517 346 376 Yipes Communications, Inc. 22773 336 641 Cox Communications, Inc. Number of /24s announced per /8 block (Global) ---------------------------------------------- 4:3 8:38 12:1621 13:1 15:12 16:3 17:3 18:4 20:43 24:873 25:1 30:2 32:67 38:206 40:54 44:3 47:6 52:4 55:1 56:3 57:33 58:149 59:172 60:175 61:818 62:792 63:1907 64:3112 65:2223 66:3070 67:610 68:678 69:1405 70:312 71:61 72:647 73:23 74:23 80:753 81:598 82:535 83:362 84:339 85:473 86:374 87:256 88:47 89:71 124:187 125:279 128:161 129:174 130:102 131:318 132:33 133:8 134:147 135:47 136:175 137:65 138:191 139:74 140:488 141:137 142:393 143:156 144:231 145:40 146:318 147:134 148:338 149:188 150:114 151:78 152:64 153:98 154:6 155:194 156:94 157:119 158:166 159:167 160:88 161:72 162:227 163:143 164:178 165:175 166:152 167:239 168:478 169:139 170:320 171:12 172:1 190:39 192:5767 193:3401 194:2546 195:1797 196:779 198:3878 199:3262 200:4243 201:653 202:6547 203:6871 204:3919 205:2092 206:2423 207:2931 208:2022 209:3749 210:1933 211:810 212:1272 213:1481 214:341 215:42 216:4072 217:1162 218:257 219:179 220:644 221:373 222:160 End of report
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Routing Table Analysis