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[routing-wg]Weekly Routing Table Report
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Routing Analysis Role Account
cscora at apnic.net
Fri Mar 16 19:03:02 CET 2007
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 For historical data, please see http://thyme.apnic.net. If you have any comments please contact Philip Smith <pfs at cisco.com>. Routing Table Report 04:00 +10GMT Sat 17 Mar, 2007 Analysis Summary ---------------- BGP routing table entries examined: 215817 Prefixes after maximum aggregation: 115556 Deaggregation factor: 1.87 Unique aggregates announced to Internet: 104950 Total ASes present in the Internet Routing Table: 24639 Origin-only ASes present in the Internet Routing Table: 21439 Origin ASes announcing only one prefix: 10359 Transit ASes present in the Internet Routing Table: 3200 Transit-only ASes present in the Internet Routing Table: 71 Average AS path length visible in the Internet Routing Table: 3.6 Max AS path length visible: 29 Max AS path prepend of ASN (31269) 23 Prefixes from unregistered ASNs in the Routing Table: 4 Unregistered ASNs in the Routing Table: 5 Special use prefixes present in the Routing Table: 0 Prefixes being announced from unallocated address space: 12 Number of addresses announced to Internet: 1688675212 Equivalent to 100 /8s, 167 /16s and 35 /24s Percentage of available address space announced: 45.6 Percentage of allocated address space announced: 62.6 Percentage of available address space allocated: 72.8 Total number of prefixes smaller than registry allocations: 112245 APNIC Region Analysis Summary ----------------------------- Prefixes being announced by APNIC Region ASes: 49398 Total APNIC prefixes after maximum aggregation: 19932 APNIC Deaggregation factor: 2.48 Prefixes being announced from the APNIC address blocks: 46476 Unique aggregates announced from the APNIC address blocks: 20919 APNIC Region origin ASes present in the Internet Routing Table: 2896 APNIC Region origin ASes announcing only one prefix: 780 APNIC Region transit ASes present in the Internet Routing Table: 432 Average APNIC Region AS path length visible: 3.7 Max APNIC Region AS path length visible: 16 Number of APNIC addresses announced to Internet: 287310976 Equivalent to 17 /8s, 32 /16s and 4 /24s Percentage of available APNIC address space announced: 71.2 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, 116/6, 120/6, 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: 105063 Total ARIN prefixes after maximum aggregation: 61530 ARIN Deaggregation factor: 1.71 Prefixes being announced from the ARIN address blocks: 77083 Unique aggregates announced from the ARIN address blocks: 29859 ARIN Region origin ASes present in the Internet Routing Table: 11405 ARIN Region origin ASes announcing only one prefix: 4374 ARIN Region transit ASes present in the Internet Routing Table: 1044 Average ARIN Region AS path length visible: 3.4 Max ARIN Region AS path length visible: 21 Number of ARIN addresses announced to Internet: 320763008 Equivalent to 19 /8s, 30 /16s and 116 /24s Percentage of available ARIN address space announced: 70.8 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, 39936-40959 ARIN Address Blocks 24/8, 63/8, 64/5, 72/6, 76/8, 96/6, 199/8, 204/6, 208/7 and 216/8 RIPE Region Analysis Summary ---------------------------- Prefixes being announced by RIPE Region ASes: 44473 Total RIPE prefixes after maximum aggregation: 29021 RIPE Deaggregation factor: 1.53 Prefixes being announced from the RIPE address blocks: 41144 Unique aggregates announced from the RIPE address blocks: 27331 RIPE Region origin ASes present in the Internet Routing Table: 9307 RIPE Region origin ASes announcing only one prefix: 4890 RIPE Region transit ASes present in the Internet Routing Table: 1519 Average RIPE Region AS path length visible: 4.0 Max RIPE Region AS path length visible: 29 Number of RIPE addresses announced to Internet: 294731652 Equivalent to 17 /8s, 145 /16s and 63 /24s Percentage of available RIPE address space announced: 79.9 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 40960-43007 RIPE Address Blocks 62/8, 77/8, 78/7, 80/5, 88/6, 193/8, 194/7, 212/7 and 217/8 LACNIC Region Analysis Summary ------------------------------ Prefixes being announced by LACNIC Region ASes: 14306 Total LACNIC prefixes after maximum aggregation: 4096 LACNIC Deaggregation factor: 3.49 Prefixes being announced from the LACNIC address blocks: 12343 Unique aggregates announced from the LACNIC address blocks: 7123 LACNIC Region origin ASes present in the Internet Routing Table: 775 LACNIC Region origin ASes announcing only one prefix: 254 LACNIC Region transit ASes present in the Internet Routing Table: 136 Average LACNIC Region AS path length visible: 4.2 Max LACNIC Region AS path length visible: 19 Number of LACNIC addresses announced to Internet: 38253056 Equivalent to 2 /8s, 71 /16s and 178 /24s Percentage of available LACNIC address space announced: 57.0 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: 2573 Total AfriNIC prefixes after maximum aggregation: 975 AfriNIC Deaggregation factor: 2.64 Prefixes being announced from the AfriNIC address blocks: 1876 Unique aggregates announced from the AfriNIC address blocks: 1157 AfriNIC Region origin ASes present in the Internet Routing Table: 184 AfriNIC Region origin ASes announcing only one prefix: 60 AfriNIC Region transit ASes present in the Internet Routing Table: 35 Average AfriNIC Region AS path length visible: 3.6 Max AfriNIC Region AS path length visible: 15 Number of AfriNIC addresses announced to Internet: 5430272 Equivalent to 0 /8s, 82 /16s and 220 /24s Percentage of available AfriNIC address space announced: 16.2 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 1285 9138 280 CHINANET-BACKBONE 4755 1142 383 76 Videsh Sanchar Nigam Ltd. Aut 9583 1086 78 366 Sify Limited 9498 968 468 70 BHARTI BT INTERNET LTD. 23577 784 35 713 Korea Telecom (ATM-MPLS) 4766 776 4943 311 Korea Telecom (KIX) 17488 612 40 28 Hathway IP Over Cable Interne 7545 595 142 75 TPG Internet Pty Ltd 1221 578 1957 452 Telstra Pty Ltd 18101 542 116 26 Reliance Infocom Ltd Internet 17676 503 10935 65 Softbank BB Corp. 4668 454 68 10 LG-EDS Systems Inc. 9443 454 111 74 Primus Telecommunications 4812 446 786 71 China Telecom (Shanghai) 7474 381 216 260 SingTel Optus Pty Ltd 4802 360 86 149 Wantree Development 17557 349 34 171 Pakistan Telecom 4837 341 4388 152 chinanet IDC center beijing n 2907 337 1733 310 SINET Japan 17974 337 129 14 PT TELEKOMUNIKASI INDONESIA ARIN Region per AS prefix count summary --------------------------------------- ASN No of nets /20 equiv MaxAgg Description 7018 1504 6128 980 AT&T WorldNet Services 4323 1332 1005 352 Time Warner Telecom 6478 1133 433 188 AT&T Worldnet Services 2386 1096 566 738 AT&T Data Communications Serv 6197 1032 675 499 BellSouth Network Solutions, 11492 1005 101 17 Cable One 18566 997 288 9 Covad Communications 174 942 6792 865 Cogent Communications 701 938 6692 739 UUNET Technologies, Inc. 1239 823 2716 575 Sprint 20115 819 710 419 Charter Communications 7011 775 226 463 Citizens Utilities 19262 740 2601 172 Verizon Global Networks 22773 734 1872 41 Cox Communications, Inc. 209 716 3732 568 Qwest 721 618 21756 274 DLA Systems Automation Center 852 592 1088 379 Telus Advanced Communications 5668 579 160 16 CenturyTel Internet Holdings, 19916 568 49 54 OLM LLC 855 567 250 71 Canadian Research Network RIPE Region per AS prefix count summary --------------------------------------- ASN No of nets /20 equiv MaxAgg Description 702 520 1878 413 UUNET - Commercial IP service 24863 335 46 28 LINKdotNET AS number 3301 313 1200 292 TeliaNet Sweden 3320 299 4994 250 Deutsche Telekom AG 8220 272 469 262 COLT Telecommunications 6746 269 95 248 Dynamic Network Technologies, 680 257 2044 251 DFN-IP service G-WiN 5416 254 16 12 BATELCO-BH 3215 235 2208 96 France Telecom Transpac 8708 235 284 228 Romania Data Systems S.A. 1257 222 1180 169 SWIPnet Swedish IP Network 3269 217 2519 75 TELECOM ITALIA 8551 206 196 30 Bezeq International 3246 205 355 195 Song Networks 30890 205 17 95 SC Kappa Invexim SRL 20858 198 34 3 EgyNet 3352 191 1795 36 Ibernet, Internet Access Netw 3300 185 171 90 AUCS Communications Services 12479 182 578 6 Uni2 Autonomous System 786 173 1795 173 The JANET IP Service LACNIC Region per AS prefix count summary ----------------------------------------- ASN No of nets /20 equiv MaxAgg Description 8151 1074 2024 209 UniNet S.A. de C.V. 11830 482 299 19 Instituto Costarricense de El 11172 350 108 84 Servicios Alestra S.A de C.V 16814 329 20 8 NSS, S.A. 22047 307 206 11 VTR PUNTO NET S.A. 6471 256 74 30 ENTEL CHILE S.A. 7303 256 142 23 Telecom Argentina Stet-France 14117 239 16 13 Telefonica del Sur S.A. 11556 237 128 4 Cable-Wireless Panama 6147 229 180 24 Telefonica Del Peru 6503 208 171 81 AVANTEL, S.A. 10481 181 72 8 Prima S.A. 20299 174 25 23 NEWCOM AMERICAS 21826 162 29 58 INTERCABLE 7910 154 11 33 ANDINET ON LINE 23216 154 19 42 RAMtelecom Telecomunicaciones 10620 150 45 19 TVCABLE BOGOTA 19429 146 91 37 E.T.B. 18822 145 9 10 TELEFONICA MANQUEHUE 14522 144 22 5 SatNet S.A. AfriNIC Region per AS prefix count summary ------------------------------------------ ASN No of nets /20 equiv MaxAgg Description 3741 291 868 232 The Internet Solution 8452 220 60 6 TEDATA 15475 162 84 4 Nile Online 6713 143 135 11 Itissalat Al-MAGHRIB 2018 138 309 113 Tertiary Education Network 5536 123 8 15 Internet Egypt Network 33783 111 6 5 EEPAD TISP TELECOM & INTERNET 24835 86 48 6 RAYA Telecom - Egypt 2905 85 176 74 The Internetworking Company o 2561 64 6 2 Egyptian Universities Network 15706 55 12 4 Sudatel Internet Exchange Aut 23889 49 16 13 MAURITIUS TELECOM 5713 44 294 34 Telkom SA Ltd 33774 41 12 22 AS Number for Telecom Algeria 16637 33 21 25 Johnnic e-Ventures 33766 33 2 1 Nyala Communications Pty Ltd 8524 30 2 6 AUCEGYPT Autonomous System 12455 27 6 3 Jambonet Autonomous system 21280 27 4 4 Swift Global Kenya Ltd.Is an 33776 27 2 5 Starcomms Nigeria Limited Global Per AS Maximum Aggr summary ---------------------------------- ASN No of nets Net Savings Description 4755 1142 1066 Videsh Sanchar Nigam Ltd. Aut 4134 1285 1005 CHINANET-BACKBONE 11492 1005 988 Cable One 18566 997 988 Covad Communications 4323 1332 980 Time Warner Telecom 6478 1133 945 AT&T Worldnet Services 9498 968 898 BHARTI BT INTERNET LTD. 8151 1074 865 UniNet S.A. de C.V. 9583 1086 720 Sify Limited 22773 734 693 Cox Communications, Inc. 17488 612 584 Hathway IP Over Cable Interne 19262 740 568 Verizon Global Networks 5668 579 563 CenturyTel Internet Holdings, 6197 1032 533 BellSouth Network Solutions, 7545 595 520 TPG Internet Pty Ltd 18101 542 516 Reliance Infocom Ltd Internet 19916 568 514 OLM LLC 855 567 496 Canadian Research Network 7029 559 480 Alltel Information Services, 15270 514 480 PaeTec.net -a division of Pae List of Unregistered Origin ASNs (Global) ----------------------------------------- Bad AS Designation Network Transit AS Description 65332 PRIVATE 63.166.106.192/27 1803 SPRINT 64515 PRIVATE 195.47.27.0/24 6721 The Terminal Bar: In 24410 UNALLOCATED 203.119.28.0/24 4134 CHINANET-BACKBONE 22895 UNALLOCATED 216.174.38.0/24 19094 Adelphia Business So Advertised Unallocated Addresses -------------------------------- Network Origin AS Description 7.1.1.0/24 1239 Sprint 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 172.33.1.0/24 7018 AT&T WorldNet Services 180.190.0.0/16 24003 JUBILANT ORGANOSYS LTD., INDI 192.0.10.0/24 9498 BHARTI BT INTERNET LTD. 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 192.153.136.0/21 721 DLA Systems Automation Center 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 /9:9 /10:12 /11:33 /12:119 /13:229 /14:438 /15:839 /16:9307 /17:3792 /18:6216 /19:13331 /20:14973 /21:13545 /22:17496 /23:18863 /24:114292 /25:769 /26:801 /27:483 /28:69 /29:43 /30:98 /31:0 /32:41 Advertised prefixes smaller than registry allocations ----------------------------------------------------- ASN No of nets Total ann. Description 6478 1089 1133 AT&T Worldnet Services 11492 991 1005 Cable One 18566 979 997 Covad Communications 9583 927 1086 Sify Limited 7018 821 1504 AT&T WorldNet Services 2386 818 1096 AT&T Data Communications Serv 6197 800 1032 BellSouth Network Solutions, 23577 770 784 Korea Telecom (ATM-MPLS) 7011 676 775 Citizens Utilities 9498 637 968 BHARTI BT INTERNET LTD. 4766 584 776 Korea Telecom (KIX) 19916 563 568 OLM LLC 4755 546 1142 Videsh Sanchar Nigam Ltd. Aut 4323 531 1332 Time Warner Telecom 15270 482 514 PaeTec.net -a division of Pae 855 465 567 Canadian Research Network 18101 465 542 Reliance Infocom Ltd Internet 5668 450 579 CenturyTel Internet Holdings, 4668 445 454 LG-EDS Systems Inc. 17488 434 612 Hathway IP Over Cable Interne Number of /24s announced per /8 block (Global) ---------------------------------------------- 4:9 7:1 8:65 9:1 12:1802 15:19 16:3 17:3 18:8 20:35 24:919 25:1 32:53 38:288 40:56 41:105 44:2 47:4 52:4 55:1 56:3 57:25 58:361 59:352 60:223 61:903 62:1034 63:1950 64:3070 65:2317 66:3161 67:760 68:664 69:1780 70:491 71:103 72:1231 73:1 74:292 75:87 76:12 77:98 80:847 81:780 82:651 83:363 84:508 85:729 86:422 87:481 88:245 89:837 90:18 91:222 97:1 116:1 117:1 118:1 119:1 120:1 121:149 122:521 123:57 124:762 125:918 128:271 129:223 130:119 131:347 132:51 133:10 134:188 135:37 136:181 137:86 138:194 139:56 140:480 141:142 142:373 143:210 144:274 145:43 146:321 147:145 148:386 149:187 150:114 151:120 152:94 153:118 154:5 155:247 156:155 157:176 158:162 159:153 160:104 161:90 162:236 163:174 164:449 165:384 166:245 167:281 168:520 169:119 170:390 171:15 172:1 189:240 190:463 192:5733 193:3734 194:2996 195:2188 196:918 198:3746 199:3280 200:4595 201:978 202:7215 203:7378 204:3982 205:2072 206:2444 207:2903 208:2557 209:3583 210:2389 211:922 212:1317 213:1425 214:407 215:39 216:3984 217:1167 218:351 219:274 220:878 221:374 222:271 End of report Report Website: http://thyme.apnic.net
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