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[routing-wg]Weekly Routing Table Report
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Routing Analysis Role Account
cscora at apnic.net
Fri Apr 6 20:02:56 CEST 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 07 Apr, 2007 Analysis Summary ---------------- BGP routing table entries examined: 217445 Prefixes after maximum aggregation: 116217 Deaggregation factor: 1.87 Unique aggregates announced to Internet: 104542 Total ASes present in the Internet Routing Table: 24844 Prefixes per ASN: 8.75 Origin-only ASes present in the Internet Routing Table: 21659 Origin ASes announcing only one prefix: 10450 Transit ASes present in the Internet Routing Table: 3185 Transit-only ASes present in the Internet Routing Table: 74 Average AS path length visible in the Internet Routing Table: 3.6 Max AS path length visible: 24 Max AS path prepend of ASN (16327) 21 Prefixes from unregistered ASNs in the Routing Table: 3 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: 1705019720 Equivalent to 101 /8s, 160 /16s and 137 /24s Percentage of available address space announced: 46.0 Percentage of allocated address space announced: 62.5 Percentage of available address space allocated: 73.7 Total number of prefixes smaller than registry allocations: 113403 APNIC Region Analysis Summary ----------------------------- Prefixes being announced by APNIC Region ASes: 49833 Total APNIC prefixes after maximum aggregation: 20069 APNIC Deaggregation factor: 2.48 Prefixes being announced from the APNIC address blocks: 46877 Unique aggregates announced from the APNIC address blocks: 21084 APNIC Region origin ASes present in the Internet Routing Table: 2909 APNIC Region origin ASes announcing only one prefix: 779 APNIC Region transit ASes present in the Internet Routing Table: 428 Average APNIC Region AS path length visible: 3.6 Max APNIC Region AS path length visible: 17 Number of APNIC addresses announced to Internet: 290876352 Equivalent to 17 /8s, 86 /16s and 107 /24s Percentage of available APNIC address space announced: 72.1 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, 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: 105650 Total ARIN prefixes after maximum aggregation: 61744 ARIN Deaggregation factor: 1.71 Prefixes being announced from the ARIN address blocks: 77656 Unique aggregates announced from the ARIN address blocks: 30162 ARIN Region origin ASes present in the Internet Routing Table: 11463 ARIN Region origin ASes announcing only one prefix: 4385 ARIN Region transit ASes present in the Internet Routing Table: 1045 Average ARIN Region AS path length visible: 3.4 Max ARIN Region AS path length visible: 21 Number of ARIN addresses announced to Internet: 327721344 Equivalent to 19 /8s, 136 /16s and 161 /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, 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: 44899 Total RIPE prefixes after maximum aggregation: 29324 RIPE Deaggregation factor: 1.53 Prefixes being announced from the RIPE address blocks: 41481 Unique aggregates announced from the RIPE address blocks: 26508 RIPE Region origin ASes present in the Internet Routing Table: 9436 RIPE Region origin ASes announcing only one prefix: 4974 RIPE Region transit ASes present in the Internet Routing Table: 1509 Average RIPE Region AS path length visible: 4.0 Max RIPE Region AS path length visible: 24 Number of RIPE addresses announced to Internet: 299437056 Equivalent to 17 /8s, 217 /16s and 12 /24s Percentage of available RIPE address space announced: 74.4 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, 92/7, 193/8, 194/7, 212/7 and 217/8 LACNIC Region Analysis Summary ------------------------------ Prefixes being announced by LACNIC Region ASes: 14521 Total LACNIC prefixes after maximum aggregation: 4089 LACNIC Deaggregation factor: 3.55 Prefixes being announced from the LACNIC address blocks: 12617 Unique aggregates announced from the LACNIC address blocks: 7086 LACNIC Region origin ASes present in the Internet Routing Table: 777 LACNIC Region origin ASes announcing only one prefix: 254 LACNIC Region transit ASes present in the Internet Routing Table: 134 Average LACNIC Region AS path length visible: 4.2 Max LACNIC Region AS path length visible: 19 Number of LACNIC addresses announced to Internet: 38813952 Equivalent to 2 /8s, 80 /16s and 65 /24s Percentage of available LACNIC address space announced: 57.8 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: 2538 Total AfriNIC prefixes after maximum aggregation: 987 AfriNIC Deaggregation factor: 2.57 Prefixes being announced from the AfriNIC address blocks: 1889 Unique aggregates announced from the AfriNIC address blocks: 1168 AfriNIC Region origin ASes present in the Internet Routing Table: 184 AfriNIC Region origin ASes announcing only one prefix: 58 AfriNIC Region transit ASes present in the Internet Routing Table: 36 Average AfriNIC Region AS path length visible: 3.6 Max AfriNIC Region AS path length visible: 15 Number of AfriNIC addresses announced to Internet: 5964288 Equivalent to 0 /8s, 91 /16s and 2 /24s Percentage of available AfriNIC address space announced: 17.8 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 1286 9438 280 CHINANET-BACKBONE 4755 1177 383 77 Videsh Sanchar Nigam Ltd. Aut 9583 1100 78 379 Sify Limited 9498 969 469 70 BHARTI BT INTERNET LTD. 4766 788 4943 314 Korea Telecom (KIX) 23577 786 35 711 Korea Telecom (ATM-MPLS) 17488 626 41 32 Hathway IP Over Cable Interne 7545 610 142 77 TPG Internet Pty Ltd 1221 571 1956 445 Telstra Pty Ltd 18101 538 116 27 Reliance Infocom Ltd Internet 17676 503 10935 65 Softbank BB Corp. 4668 502 68 10 LG-EDS Systems Inc. 4812 457 791 72 China Telecom (Shanghai) 9443 453 111 73 Primus Telecommunications 7474 385 216 260 SingTel Optus Pty Ltd 17557 369 35 175 Pakistan Telecom 4802 359 86 150 Wantree Development 4837 342 4596 157 chinanet IDC center beijing n 17974 342 129 14 PT TELEKOMUNIKASI INDONESIA 2907 338 1749 311 SINET Japan ARIN Region per AS prefix count summary --------------------------------------- ASN No of nets /20 equiv MaxAgg Description 7018 1500 6127 983 AT&T WorldNet Services 4323 1271 1021 353 Time Warner Telecom 2386 1089 558 731 AT&T Data Communications Serv 6478 1085 333 152 AT&T Worldnet Services 6197 1033 682 500 BellSouth Network Solutions, 11492 1023 102 12 Cable One 18566 999 288 9 Covad Communications 174 941 6791 860 Cogent Communications 701 926 6658 727 UUNET Technologies, Inc. 1239 820 2715 571 Sprint 20115 811 722 426 Charter Communications 7011 780 225 463 Citizens Utilities 19262 723 2566 164 Verizon Global Networks 209 721 3733 572 Qwest 22773 696 1871 42 Cox Communications, Inc. 721 619 21756 274 DLA Systems Automation Center 852 591 1096 378 Telus Advanced Communications 5668 582 160 17 CenturyTel Internet Holdings, 19916 568 49 54 OLM LLC 855 565 250 71 Canadian Research Network RIPE Region per AS prefix count summary --------------------------------------- ASN No of nets /20 equiv MaxAgg Description 702 520 1941 414 UUNET - Commercial IP service 24863 340 47 32 LINKdotNET AS number 3301 309 1455 289 TeliaNet Sweden 3320 303 4993 251 Deutsche Telekom AG 6746 275 95 252 Dynamic Network Technologies, 8220 265 463 255 COLT Telecommunications 680 257 2044 250 DFN-IP service G-WiN 5416 249 15 15 BATELCO-BH 3215 239 2256 92 France Telecom Transpac 8708 233 287 226 Romania Data Systems S.A. 1257 222 1180 168 SWIPnet Swedish IP Network 3269 216 2583 73 TELECOM ITALIA 3246 208 354 197 Song Networks 8551 206 196 30 Bezeq International 30890 205 17 93 SC Kappa Invexim SRL 20858 199 34 4 EgyNet 3352 196 1795 36 Ibernet, Internet Access Netw 12479 185 578 6 Uni2 Autonomous System 3300 184 171 89 AUCS Communications Services 786 175 1795 175 The JANET IP Service LACNIC Region per AS prefix count summary ----------------------------------------- ASN No of nets /20 equiv MaxAgg Description 8151 1073 2009 211 UniNet S.A. de C.V. 11830 483 299 19 Instituto Costarricense de El 11172 361 116 66 Servicios Alestra S.A de C.V 16814 361 22 8 NSS, S.A. 22047 310 238 12 VTR PUNTO NET S.A. 7303 265 143 24 Telecom Argentina Stet-France 6471 259 74 31 ENTEL CHILE S.A. 14117 242 17 14 Telefonica del Sur S.A. 11556 237 128 4 Cable-Wireless Panama 6147 227 180 24 Telefonica Del Peru 6503 212 171 84 AVANTEL, S.A. 20299 182 25 23 NEWCOM AMERICAS 10481 181 72 8 Prima S.A. 10620 164 48 22 TVCABLE BOGOTA 21826 156 28 59 INTERCABLE 23216 156 19 47 RAMtelecom Telecomunicaciones 7910 154 11 29 ANDINET ON LINE 19429 148 91 38 E.T.B. 14522 147 22 5 SatNet S.A. 18822 146 9 6 TELEFONICA MANQUEHUE AfriNIC Region per AS prefix count summary ------------------------------------------ ASN No of nets /20 equiv MaxAgg Description 3741 291 868 232 The Internet Solution 8452 209 188 7 TEDATA 6713 143 135 11 Itissalat Al-MAGHRIB 2018 138 309 113 Tertiary Education Network 15475 128 84 4 Nile Online 5536 123 8 15 Internet Egypt Network 33783 113 7 7 EEPAD TISP TELECOM & INTERNET 2905 85 176 74 The Internetworking Company o 24835 85 48 6 RAYA Telecom - Egypt 2561 61 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 42 13 23 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 21280 27 4 4 Swift Global Kenya Ltd.Is an 33776 27 2 5 Starcomms Nigeria Limited 12455 25 6 3 Jambonet Autonomous system Global Per AS Maximum Aggr summary ---------------------------------- ASN No of nets Net Savings Description 4755 1177 1100 Videsh Sanchar Nigam Ltd. Aut 11492 1023 1011 Cable One 4134 1286 1006 CHINANET-BACKBONE 18566 999 990 Covad Communications 6478 1085 933 AT&T Worldnet Services 4323 1271 918 Time Warner Telecom 9498 969 899 BHARTI BT INTERNET LTD. 8151 1073 862 UniNet S.A. de C.V. 9583 1100 721 Sify Limited 22773 696 654 Cox Communications, Inc. 17488 626 594 Hathway IP Over Cable Interne 5668 582 565 CenturyTel Internet Holdings, 19262 723 559 Verizon Global Networks 6197 1033 533 BellSouth Network Solutions, 7545 610 533 TPG Internet Pty Ltd 19916 568 514 OLM LLC 18101 538 511 Reliance Infocom Ltd Internet 855 565 494 Canadian Research Network 4668 502 492 LG-EDS Systems Inc. 7029 565 484 Alltel Information Services, List of Unregistered Origin ASNs (Global) ----------------------------------------- Bad AS Designation Network Transit AS Description 65332 PRIVATE 63.166.106.192/27 1803 SPRINT 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 /8:20 /9:9 /10:12 /11:34 /12:122 /13:235 /14:445 /15:851 /16:9340 /17:3802 /18:6278 /19:13423 /20:15066 /21:13615 /22:17683 /23:19065 /24:115168 /25:775 /26:810 /27:483 /28:60 /29:40 /30:69 /31:0 /32:40 Advertised prefixes smaller than registry allocations ----------------------------------------------------- ASN No of nets Total ann. Description 6478 1076 1085 AT&T Worldnet Services 11492 1009 1023 Cable One 18566 981 999 Covad Communications 9583 940 1100 Sify Limited 7018 817 1500 AT&T WorldNet Services 2386 811 1089 AT&T Data Communications Serv 6197 796 1033 BellSouth Network Solutions, 23577 772 786 Korea Telecom (ATM-MPLS) 7011 683 780 Citizens Utilities 9498 632 969 BHARTI BT INTERNET LTD. 4766 593 788 Korea Telecom (KIX) 4755 573 1177 Videsh Sanchar Nigam Ltd. Aut 19916 563 568 OLM LLC 4323 529 1271 Time Warner Telecom 4668 492 502 LG-EDS Systems Inc. 15270 486 518 PaeTec.net -a division of Pae 855 463 565 Canadian Research Network 18101 462 538 Reliance Infocom Ltd Internet 5668 450 582 CenturyTel Internet Holdings, 17488 448 626 Hathway IP Over Cable Interne Number of /24s announced per /8 block (Global) ---------------------------------------------- 4:9 7:1 8:65 9:1 12:1797 15:19 16:3 17:3 18:8 20:36 24:948 25:1 32:53 38:294 40:57 41:112 44:2 47:4 52:4 55:1 56:3 57:25 58:366 59:360 60:228 61:906 62:991 63:1968 64:3111 65:2314 66:3223 67:775 68:645 69:1785 70:490 71:111 72:1247 73:1 74:326 75:175 76:31 77:156 80:810 81:788 82:663 83:380 84:473 85:758 86:381 87:462 88:251 89:887 90:19 91:261 97:1 116:10 121:163 122:521 123:64 124:759 125:915 128:273 129:223 130:124 131:350 132:51 133:10 134:192 135:38 136:175 137:87 138:191 139:55 140:482 141:142 142:369 143:213 144:281 145:43 146:323 147:146 148:381 149:179 150:115 151:124 152:92 153:121 154:5 155:252 156:152 157:181 158:160 159:154 160:103 161:90 162:235 163:141 164:452 165:401 166:247 167:293 168:499 169:117 170:393 171:15 172:1 189:243 190:548 192:5741 193:3780 194:3076 195:2197 196:917 198:3749 199:3282 200:4651 201:1008 202:7250 203:7418 204:3948 205:2107 206:2413 207:2880 208:2615 209:3604 210:2387 211:933 212:1287 213:1423 214:406 215:39 216:3996 217:1167 218:355 219:301 220:896 221:390 222:269 End of report Report Website: http://thyme.apnic.net
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