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Routing Table Report 04:00 +10GMT Thu 02 Mar, 2006
Analysis Summary ----------------
BGP routing table entries examined: 183262 Prefixes after maximum aggregation: 101763 Unique aggregates announced to Internet: 89029 Total ASes present in the Internet Routing Table: 21645 Origin-only ASes present in the Internet Routing Table: 18810 Origin ASes announcing only one prefix: 8930 Transit ASes present in the Internet Routing Table: 2835 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: 29 Prefixes from unregistered ASNs in the Routing Table: 78 Special use prefixes present in the Routing Table: 0 Prefixes being announced from unallocated address space: 12 Number of addresses announced to Internet: 1504700256 Equivalent to 89 /8s, 175 /16s and 231 /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: 89540
APNIC Region Analysis Summary -----------------------------
Prefixes being announced by APNIC Region ASes: 38553 Total APNIC prefixes after maximum aggregation: 16283 Prefixes being announced from the APNIC address blocks: 36349 Unique aggregates announced from the APNIC address blocks: 17635 APNIC Region origin ASes present in the Internet Routing Table: 2488 APNIC Region origin ASes announcing only one prefix: 691 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: 21 Number of APNIC addresses announced to Internet: 215016672 Equivalent to 12 /8s, 208 /16s and 228 /24s Percentage of available APNIC address space announced: 67.2
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: 96173 Total ARIN prefixes after maximum aggregation: 56755 Prefixes being announced from the ARIN address blocks: 75452 Unique aggregates announced from the ARIN address blocks: 28629 ARIN Region origin ASes present in the Internet Routing Table: 10558 ARIN Region origin ASes announcing only one prefix: 3951 ARIN Region transit ASes present in the Internet Routing Table: 969 Average ARIN Region AS path length visible: 4.3 Max ARIN Region AS path length visible: 18 Number of ARIN addresses announced to Internet: 288964096 Equivalent to 17 /8s, 57 /16s and 62 /24s Percentage of available ARIN address space announced: 71.8
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: 36236 Total RIPE prefixes after maximum aggregation: 24346 Prefixes being announced from the RIPE address blocks: 33256 Unique aggregates announced from the RIPE address blocks: 22444 RIPE Region origin ASes present in the Internet Routing Table: 7712 RIPE Region origin ASes announcing only one prefix: 4024 RIPE Region transit ASes present in the Internet Routing Table: 1296 Average RIPE Region AS path length visible: 5.0 Max RIPE Region AS path length visible: 19 Number of RIPE addresses announced to Internet: 240729472 Equivalent to 14 /8s, 89 /16s and 61 /24s Percentage of available RIPE address space announced: 71.7
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: 10276 Total LACNIC prefixes after maximum aggregation: 3497 Prefixes being announced from the LACNIC address blocks: 8433 Unique aggregates announced from the LACNIC address blocks: 5104 LACNIC Region origin ASes present in the Internet Routing Table: 677 LACNIC Region origin ASes announcing only one prefix: 222 LACNIC Region transit ASes present in the Internet Routing Table: 119 Average LACNIC Region AS path length visible: 5.1 Max LACNIC Region AS path length visible: 29 Number of LACNIC addresses announced to Internet: 25595904 Equivalent to 1 /8s, 134 /16s and 144 /24s Percentage of available LACNIC address space announced: 38.1
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: 1940 Total AfriNIC prefixes after maximum aggregation: 882 Prefixes being announced from the AfriNIC address blocks: 1301 Unique aggregates announced from the AfriNIC address blocks: 895 AfriNIC Region origin ASes present in the Internet Routing Table: 145 AfriNIC Region origin ASes announcing only one prefix: 42 AfriNIC Region transit ASes present in the Internet Routing Table: 22 Average AfriNIC Region AS path length visible: 4.4 Max AfriNIC Region AS path length visible: 14 Number of AfriNIC addresses announced to Internet: 3772928 Equivalent to 0 /8s, 57 /16s and 146 /24s Percentage of available AfriNIC address space announced: 11.2
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 987 6800 207 CHINANET-BACKBONE 4755 861 259 71 Videsh Sanchar Nigam Ltd. Aut 9583 856 109 15 Sify Limited 4766 696 3923 298 Korea Telecom (KIX) 1221 654 1428 469 Telstra Pty Ltd 9498 536 212 73 BHARTI BT INTERNET LTD. 7545 516 108 69 TPG Internet Pty Ltd 17488 514 31 7 Hathway IP Over Cable Interne 17676 482 6981 106 Softbank BB Corp. 9443 411 94 85 Primus Telecommunications 4802 368 75 159 Wantree Development 2907 339 1747 316 SINET Japan 9929 330 216 51 China Netcom Corp. 18101 329 68 23 Reliance Infocom Ltd Internet 17557 320 25 163 Pakistan Telecom 17974 300 73 34 PT TELEKOMUNIKASI INDONESIA 7474 299 211 231 SingTel Optus Pty Ltd 4780 281 226 16 Digital United Inc. 9837 272 78 168 Powertel Ltd 9800 260 410 67 CHINA UNICOM
ARIN Region per AS prefix count summary ---------------------------------------
ASN No of nets /20 equiv MaxAgg Description 7018 1480 6247 956 AT&T WorldNet Services 4323 1226 712 235 Time Warner Telecom 721 1016 21954 308 DLA Systems Automation Center 6197 998 626 460 BellSouth Network Solutions, 174 978 5786 923 Cogent Communications 701 951 8064 785 UUNET Technologies, Inc. 18566 914 272 8 Covad Communications 2386 890 522 674 AT&T Data Communications Serv 1239 855 2790 607 Sprint 19029 771 152 113 New Edge Networks 209 694 3608 541 Qwest 20115 668 584 359 Charter Communications 19262 657 1915 154 Verizon Global Networks 22773 635 1480 40 Cox Communications, Inc. 11492 630 85 20 Cable One 6198 585 471 243 BellSouth Network Solutions, 852 573 1088 383 Telus Advanced Communications 855 570 244 64 Canadian Research Network 19916 563 49 54 OLM LLC 7011 538 188 357 Citizens Utilities
RIPE Region per AS prefix count summary ---------------------------------------
ASN No of nets /20 equiv MaxAgg Description 702 586 1952 462 UUNET - Commercial IP service 3301 308 1071 293 TeliaNet Sweden 3352 305 1532 31 Ibernet, Internet Access Netw 8220 288 475 267 COLT Telecommunications 3320 279 3477 233 Deutsche Telekom AG 680 243 2025 240 DFN-IP service G-WiN 3246 229 487 219 Song Networks 6746 226 89 197 Dynamic Network Technologies, 8708 221 274 203 Romania Data Systems S.A. 1257 204 712 173 SWIPnet Swedish IP Network 8551 202 197 24 Bezeq International 3269 191 2037 73 TELECOM ITALIA 3215 178 1470 86 France Telecom Transpac 5515 177 839 124 Sonera Solution Autonomous Sy 786 173 1794 173 The JANET IP Service 8866 169 37 12 Bulgarian Telecommunication C 24863 169 38 9 LINKdotNET AS number 5400 166 328 135 BT Ignite European Backbone 6830 166 765 35 UPC Distribution Services 3300 164 170 92 AUCS Communications Services
LACNIC Region per AS prefix count summary -----------------------------------------
ASN No of nets /20 equiv MaxAgg Description 8151 575 1067 222 UniNet S.A. de C.V. 22047 383 142 10 VTR PUNTO NET S.A. 11172 312 111 81 Servicios Alestra S.A de C.V 16814 284 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 130 64 3 Cable-Wireless Panama 19169 123 8 30 Telconet 10481 121 48 8 Prima S.A. 6503 119 148 77 AVANTEL, S.A. 21826 118 15 20 INTERCABLE 5639 113 12 9 Telecommunications Services o 6505 108 88 80 Global One Communicaoes Ltda 23216 100 20 7 RAMtelecom Telecomunicaciones 18822 99 8 10 TELEFONICA MANQUEHUE 25620 97 6 3 COTAS LTDA 7315 96 6 3 Grupo Rey Moreno 14522 96 12 8 SatNet S.A. 19429 94 52 43 E.T.B.
AfriNIC Region per AS prefix count summary ------------------------------------------
ASN No of nets /20 equiv MaxAgg Description 3741 278 819 234 The Internet Solution 8452 160 60 7 TEDATA 2018 122 298 103 Tertiary Education Network 5536 122 8 18 Internet Egypt Network 15475 114 84 4 Nile Online 6713 106 103 12 Itissalat Al-MAGHRIB 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 12455 26 6 3 Jambonet Autonomous system 23889 26 8 11 MAURITIUS TELECOM 8524 24 1 4 AUCEGYPT Autonomous System 16637 23 10 21 Johnnic e-Ventures 10798 22 1 13 Standard Bank of South Africa 8346 21 14 18 SONATEL-AS Autonomous System 2561 19 6 2 Egyptian Universities Network 21280 19 4 4 Swift Global Kenya Ltd.Is an
Global Per AS Maximum Aggr summary ----------------------------------
ASN No of nets Net Savings Description 4323 1226 991 Time Warner Telecom 18566 914 906 Covad Communications 9583 856 841 Sify Limited 4755 861 790 Videsh Sanchar Nigam Ltd. Aut 4134 987 780 CHINANET-BACKBONE 721 1016 708 DLA Systems Automation Center 19029 771 658 New Edge Networks 11492 630 610 Cable One 22773 635 595 Cox Communications, Inc. 6197 998 538 BellSouth Network Solutions, 19916 563 509 OLM LLC 17488 514 507 Hathway IP Over Cable Interne 855 570 506 Canadian Research Network 19262 657 503 Verizon Global Networks 5668 516 491 CenturyTel Internet Holdings, 9498 536 463 BHARTI BT INTERNET LTD. 7757 468 449 AT&T Broadband 7545 516 447 TPG Internet Pty Ltd 3602 523 417 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 125.64.12.0/24 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 65000 PRIVATE 142.46.72.0/24 30147 Simcoe Community Bro 65000 PRIVATE 142.46.73.0/24 30147 Simcoe Community Bro 65000 PRIVATE 142.46.74.0/24 30147 Simcoe Community Bro 65000 PRIVATE 142.46.82.0/24 30147 Simcoe Community Bro 65005 PRIVATE 159.153.148.0/22 24989 IX Europe Frankfurt 65211 PRIVATE 202.98.123.0/24 4134 CHINANET-BACKBONE 65505 PRIVATE 206.252.200.192/27 8002 Stealth Communicatio 65518 PRIVATE 211.144.192.0/19 24421 * 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 192.43.230.0/24 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 /8:18 /9:9 /10:8 /11:23 /12:89 /13:201 /14:352 /15:699 /16:8730 /17:3095 /18:5127 /19:11363 /20:12680 /21:10888 /22:14027 /23:15190 /24:99767 /25:367 /26:270 /27:208 /28:59 /29:24 /30:33 /31:0 /32:35
Advertised prefixes smaller than registry allocations -----------------------------------------------------
ASN No of nets Total ann. Description 18566 897 914 Covad Communications 6197 791 998 BellSouth Network Solutions, 7018 769 1480 AT&T WorldNet Services 19029 699 771 New Edge Networks 9583 676 856 Sify Limited 11492 621 630 Cable One 2386 614 890 AT&T Data Communications Serv 4323 591 1226 Time Warner Telecom 19916 557 563 OLM LLC 4766 505 696 Korea Telecom (KIX) 7011 460 538 Citizens Utilities 7757 450 468 AT&T Broadband 6198 446 585 BellSouth Network Solutions, 855 444 570 Canadian Research Network 5668 401 516 CenturyTel Internet Holdings, 1239 375 855 Sprint 702 370 586 UUNET - Commercial IP service 15270 349 379 PaeTec.net -a division of Pae 6517 344 373 Yipes Communications, Inc. 22773 332 635 Cox Communications, Inc.
Number of /24s announced per /8 block (Global) ----------------------------------------------
4:3 8:39 12:1639 13:1 15:12 16:3 17:3 18:4 20:44 24:863 25:1 30:2 32:67 38:203 40:54 44:3 47:6 52:4 55:1 56:3 57:33 58:107 59:159 60:185 61:814 62:766 63:1896 64:3052 65:2212 66:3119 67:601 68:700 69:1477 70:305 71:67 72:627 73:25 74:11 80:742 81:584 82:511 83:372 84:351 85:456 86:353 87:193 88:29 89:52 124:126 125:262 128:154 129:173 130:108 131:314 132:33 133:7 134:146 135:48 136:169 137:65 138:192 139:69 140:487 141:133 142:415 143:147 144:226 145:34 146:309 147:134 148:335 149:184 150:112 151:76 152:61 153:102 154:6 155:185 156:93 157:121 158:159 159:176 160:87 161:70 162:219 163:144 164:173 165:184 166:148 167:238 168:475 169:140 170:323 171:12 172:1 190:30 192:5760 193:3405 194:2515 195:1789 196:771 198:3887 199:3259 200:4203 201:605 202:6499 203:6862 204:3912 205:2093 206:2424 207:2924 208:1999 209:3744 210:1978 211:820 212:1289 213:1487 214:338 215:42 216:4045 217:1177 218:258 219:161 220:639 221:369 222:154
End of report
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