Routing Table Report 00:00 GMT Tue 28 Apr, 2009 NB: RouteViews data includes iBGP information from some ASNs. Treat the information provided below appropriately. Report Website: http://thyme.apnic.net Detailed Analysis: http://thyme.apnic.net/rviews/ Analysis Summary ---------------- BGP routing table entries examined: 288608 Prefixes after maximum aggregation: 135823 Deaggregation factor: 2.12 Unique aggregates announced to Internet: 141115 Total ASes present in the Internet Routing Table: 31179 Prefixes per ASN: 9.26 Origin-only ASes present in the Internet Routing Table: 26818 Origin ASes announcing only one prefix: 13200 Transit ASes present in the Internet Routing Table: 4361 Transit-only ASes present in the Internet Routing Table: 116 Average AS path length visible in the Internet Routing Table: 4.0 Max AS path length visible: 33 Max AS path prepend of ASN (43683) 31 Prefixes from unregistered ASNs in the Routing Table: 527 Unregistered ASNs in the Routing Table: 189 Number of 32-bit ASNs allocated by the RIRs: 142 Prefixes from 32-bit ASNs in the Routing Table: 27 Special use prefixes present in the Routing Table: 1 Prefixes being announced from unallocated address space: 208 Number of addresses announced to Internet: 2036712361 Equivalent to 121 /8s, 101 /16s and 195 /24s Percentage of available address space announced: 55.0 Percentage of allocated address space announced: 64.3 Percentage of available address space allocated: 85.5 Percentage of address space in use by end-sites: 76.5 Total number of prefixes smaller than registry allocations: 142678 APNIC Region Analysis Summary ----------------------------- Prefixes being announced by APNIC Region ASes: 66195 Total APNIC prefixes after maximum aggregation: 23513 APNIC Deaggregation factor: 2.82 Prefixes being announced from the APNIC address blocks: 62876 Unique aggregates announced from the APNIC address blocks: 28827 APNIC Region origin ASes present in the Internet Routing Table: 3594 APNIC Prefixes per ASN: 17.49 APNIC Region origin ASes announcing only one prefix: 986 APNIC Region transit ASes present in the Internet Routing Table: 573 Average APNIC Region AS path length visible: 4.3 Max APNIC Region AS path length visible: 20 Number of APNIC addresses announced to Internet: 411591936 Equivalent to 24 /8s, 136 /16s and 101 /24s Percentage of available APNIC address space announced: 81.8 APNIC AS Blocks 4608-4864, 7467-7722, 9216-10239, 17408-18431 (pre-ERX allocations) 23552-24575, 37888-38911, 45056-46079 APNIC Address Blocks 58/8, 59/8, 60/8, 61/8, 110/8, 111/8, 112/8, 113/8, 114/8, 115/8, 116/8, 117/8, 118/8, 119/8, 120/8, 121/8, 122/8, 123/8, 124/8, 125/8, 126/8, 202/8, 203/8, 210/8, 211/8, 218/8, 219/8, 220/8, 221/8, 222/8, ARIN Region Analysis Summary ---------------------------- Prefixes being announced by ARIN Region ASes: 124577 Total ARIN prefixes after maximum aggregation: 66392 ARIN Deaggregation factor: 1.88 Prefixes being announced from the ARIN address blocks: 93009 Unique aggregates announced from the ARIN address blocks: 36767 ARIN Region origin ASes present in the Internet Routing Table: 12970 ARIN Prefixes per ASN: 7.17 ARIN Region origin ASes announcing only one prefix: 5001 ARIN Region transit ASes present in the Internet Routing Table: 1408 Average ARIN Region AS path length visible: 3.6 Max ARIN Region AS path length visible: 24 Number of ARIN addresses announced to Internet: 428153345 Equivalent to 25 /8s, 133 /16s and 26 /24s Percentage of available ARIN address space announced: 82.3 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, 46080-47103 53248-55295 ARIN Address Blocks 24/8, 63/8, 64/8, 65/8, 66/8, 67/8, 68/8, 69/8, 70/8, 71/8, 72/8, 73/8, 74/8, 75/8, 76/8, 96/8, 97/8, 98/8, 99/8, 108/8, 173/8, 174/8, 184/8, 199/8, 204/8, 205/8, 206/8, 207/8, 208/8, 209/8, 216/8, RIPE Region Analysis Summary ---------------------------- Prefixes being announced by RIPE Region ASes: 66696 Total RIPE prefixes after maximum aggregation: 38247 RIPE Deaggregation factor: 1.74 Prefixes being announced from the RIPE address blocks: 61442 Unique aggregates announced from the RIPE address blocks: 40069 RIPE Region origin ASes present in the Internet Routing Table: 12959 RIPE Prefixes per ASN: 4.74 RIPE Region origin ASes announcing only one prefix: 6775 RIPE Region transit ASes present in the Internet Routing Table: 2069 Average RIPE Region AS path length visible: 4.4 Max RIPE Region AS path length visible: 33 Number of RIPE addresses announced to Internet: 393144232 Equivalent to 23 /8s, 110 /16s and 231 /24s Percentage of available RIPE address space announced: 83.7 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 40960-45055, 47104-52223 RIPE Address Blocks 62/8, 77/8, 78/8, 79/8, 80/8, 81/8, 82/8, 83/8, 84/8, 85/8, 86/8, 87/8, 88/8, 89/8, 90/8, 91/8, 92/8, 93/8, 94/8, 95/8, 109/8, 178/8, 193/8, 194/8, 195/8, 212/8, 213/8, 217/8, LACNIC Region Analysis Summary ------------------------------ Prefixes being announced by LACNIC Region ASes: 25807 Total LACNIC prefixes after maximum aggregation: 5905 LACNIC Deaggregation factor: 4.37 Prefixes being announced from the LACNIC address blocks: 23921 Unique aggregates announced from the LACNIC address blocks: 12103 LACNIC Region origin ASes present in the Internet Routing Table: 1108 LACNIC Prefixes per ASN: 21.59 LACNIC Region origin ASes announcing only one prefix: 348 LACNIC Region transit ASes present in the Internet Routing Table: 190 Average LACNIC Region AS path length visible: 4.5 Max LACNIC Region AS path length visible: 29 Number of LACNIC addresses announced to Internet: 62728458 Equivalent to 3 /8s, 189 /16s and 41 /24s Percentage of available LACNIC address space announced: 62.3 LACNIC AS Blocks 26592-26623, 27648-28671, 52224-53247 plus ERX transfers LACNIC Address Blocks 186/8, 187/8, 189/8, 190/8, 200/8, 201/8, AfriNIC Region Analysis Summary ------------------------------- Prefixes being announced by AfriNIC Region ASes: 4889 Total AfriNIC prefixes after maximum aggregation: 1423 AfriNIC Deaggregation factor: 3.44 Prefixes being announced from the AfriNIC address blocks: 4573 Unique aggregates announced from the AfriNIC address blocks: 1389 AfriNIC Region origin ASes present in the Internet Routing Table: 293 AfriNIC Prefixes per ASN: 15.61 AfriNIC Region origin ASes announcing only one prefix: 90 AfriNIC Region transit ASes present in the Internet Routing Table: 61 Average AfriNIC Region AS path length visible: 4.0 Max AfriNIC Region AS path length visible: 31 Number of AfriNIC addresses announced to Internet: 11292416 Equivalent to 0 /8s, 172 /16s and 79 /24s Percentage of available AfriNIC address space announced: 33.7 AfriNIC AS Blocks 36864-37887 & ERX transfers AfriNIC Address Blocks 41/8, 197/8, APNIC Region per AS prefix count summary ---------------------------------------- ASN No of nets /20 equiv MaxAgg Description 17488 1553 124 98 Hathway IP Over Cable Interne 4766 1532 6929 401 Korea Telecom (KIX) 4755 1187 405 173 Videsh Sanchar Nigam Ltd. Aut 9583 1092 87 539 Sify Limited 4134 880 16580 371 CHINANET-BACKBONE 7545 787 168 107 TPG Internet Pty Ltd 18101 753 217 31 Reliance Infocom Ltd Internet 24560 683 229 174 Bharti Airtel Ltd. 9498 645 296 51 BHARTI BT INTERNET LTD. 9829 634 495 21 BSNL National Internet Backbo Complete listing at http://thyme.apnic.net/rviews/data-ASnet-APNIC ARIN Region per AS prefix count summary --------------------------------------- ASN No of nets /20 equiv MaxAgg Description 6389 4311 3667 343 bellsouth.net, inc. 4323 1847 1051 377 Time Warner Telecom 1785 1752 717 139 AppliedTheory Corporation 20115 1621 1440 720 Charter Communications 7018 1465 9981 1001 AT&T WorldNet Services 6478 1372 306 442 AT&T Worldnet Services 2386 1256 667 908 AT&T Data Communications Serv 3356 1200 10980 453 Level 3 Communications, LLC 11492 1168 192 11 Cable One 18566 1061 296 10 Covad Communications Complete listing at http://thyme.apnic.net/rviews/data-ASnet-ARIN RIPE Region per AS prefix count summary --------------------------------------- ASN No of nets /20 equiv MaxAgg Description 8452 1247 188 7 TEDATA 30890 526 87 202 Evolva Telecom 35228 494 144 5 Avatar Broadband Limited 3292 468 1763 393 TDC Tele Danmark 12479 446 578 6 Uni2 Autonomous System 3215 343 3041 108 France Telecom Transpac 3301 343 1670 307 TeliaNet Sweden 3320 343 7081 294 Deutsche Telekom AG 8866 340 109 23 Bulgarian Telecommunication C 35805 323 24 4 United Telecom AS Complete listing at http://thyme.apnic.net/rviews/data-ASnet-RIPE LACNIC Region per AS prefix count summary ----------------------------------------- ASN No of nets /20 equiv MaxAgg Description 7303 1891 270 74 Telecom Argentina Stet-France 8151 1443 2847 233 Uninet S.A. de C.V. 10620 906 208 88 TVCABLE BOGOTA 22047 617 302 14 Types of queries are: POCs, o 11830 516 294 34 Instituto Costarricense de El 16814 460 31 10 NSS, S.A. 6471 442 96 31 ENTEL CHILE S.A. 7738 411 794 28 Telecomunicacoes da Bahia S.A 11172 409 102 72 Alestra 28573 409 552 27 Types of queries are: POCs, o Complete listing at http://thyme.apnic.net/rviews/data-ASnet-LACNIC AfriNIC Region per AS prefix count summary ------------------------------------------ ASN No of nets /20 equiv MaxAgg Description 24863 854 78 39 LINKdotNET AS number 20858 297 34 4 EgyNet 3741 277 860 237 The Internet Solution 2018 243 215 143 TENET-1 6713 159 150 15 Itissalat Al-MAGHRIB 33783 151 10 8 EEPAD TISP TELECOM & INTERNET 29571 139 15 9 Ci Telecom Autonomous system 5536 123 8 9 Internet Egypt Network 5713 115 507 66 Telkom SA Ltd 24835 106 46 9 RAYA Telecom - Egypt Complete listing at http://thyme.apnic.net/rviews/data-ASnet-AFRINIC Global Per AS prefix count summary ---------------------------------- ASN No of nets /20 equiv MaxAgg Description 6389 4311 3667 343 bellsouth.net, inc. 7303 1891 270 74 Telecom Argentina Stet-France 4323 1847 1051 377 Time Warner Telecom 1785 1752 717 139 AppliedTheory Corporation 20115 1621 1440 720 Charter Communications 17488 1553 124 98 Hathway IP Over Cable Interne 4766 1532 6929 401 Korea Telecom (KIX) 7018 1465 9981 1001 AT&T WorldNet Services 8151 1443 2847 233 Uninet S.A. de C.V. 6478 1372 306 442 AT&T Worldnet Services Complete listing at http://thyme.apnic.net/rviews/data-ASnet Global Per AS Maximum Aggr summary ---------------------------------- ASN No of nets Net Savings Description 7303 1891 1817 Telecom Argentina Stet-France 1785 1752 1613 AppliedTheory Corporation 4323 1847 1470 Time Warner Telecom 17488 1553 1455 Hathway IP Over Cable Interne 8452 1247 1240 TEDATA 8151 1443 1210 Uninet S.A. de C.V. 11492 1168 1157 Cable One 4766 1532 1131 Korea Telecom (KIX) 18566 1061 1051 Covad Communications 4755 1187 1014 Videsh Sanchar Nigam Ltd. Aut Complete listing at http://thyme.apnic.net/rviews/data-CIDRnet List of Unregistered Origin ASNs (Global) ----------------------------------------- Bad AS Designation Network Transit AS Description 16927 UNALLOCATED 12.0.252.0/23 7018 AT&T WorldNet Servic 15132 UNALLOCATED 12.9.150.0/24 7018 AT&T WorldNet Servic 32567 UNALLOCATED 12.14.170.0/24 7018 AT&T WorldNet Servic 13746 UNALLOCATED 12.24.56.0/24 7018 AT&T WorldNet Servic 32567 UNALLOCATED 12.25.107.0/24 7018 AT&T WorldNet Servic 26973 UNALLOCATED 12.39.152.0/24 7018 AT&T WorldNet Servic 26973 UNALLOCATED 12.39.154.0/23 7018 AT&T WorldNet Servic 26973 UNALLOCATED 12.39.159.0/24 7018 AT&T WorldNet Servic 32326 UNALLOCATED 12.40.49.0/24 7018 AT&T WorldNet Servic 25639 UNALLOCATED 12.41.169.0/24 7018 AT&T WorldNet Servic Complete listing at http://thyme.apnic.net/rviews/data-badAS Prefixes from private and non-routed address space (Global) ----------------------------------------------------------- Prefix Origin AS Description 10.29.248.71/32 286 KPNQwest Backbone AS Complete listing at http://thyme.apnic.net/rviews/data-dsua Advertised Unallocated Addresses -------------------------------- Network Origin AS Description 24.75.116.0/22 10796 ServiceCo LLC - Road Runner 24.246.0.0/17 7018 AT&T WorldNet Services 24.246.128.0/18 7018 AT&T WorldNet Services 41.223.112.0/22 5713 Telkom SA Ltd 41.223.176.0/22 36981 >>UNKNOWN<< 41.223.188.0/24 22351 Intelsat 41.223.189.0/24 26452 Local Communications Networks 62.61.220.0/24 24974 Tachyon Europe BV - Wireless 62.61.221.0/24 24974 Tachyon Europe BV - Wireless 63.140.213.0/24 22555 Universal Talkware Corporatio Complete listing at http://thyme.apnic.net/rviews/data-add-IANA Number of prefixes announced per prefix length (Global) ------------------------------------------------------- /1:0 /2:0 /3:0 /4:0 /5:0 /6:0 /7:0 /8:19 /9:10 /10:20 /11:59 /12:170 /13:342 /14:600 /15:1157 /16:10465 /17:4715 /18:8047 /19:16869 /20:20140 /21:20086 /22:26453 /23:25711 /24:152230 /25:207 /26:282 /27:225 /28:252 /29:249 /30:159 /31:0 /32:141 Advertised prefixes smaller than registry allocations ----------------------------------------------------- ASN No of nets Total ann. Description 6389 2811 4311 bellsouth.net, inc. 7303 1413 1891 Telecom Argentina Stet-France 17488 1304 1553 Hathway IP Over Cable Interne 4766 1229 1532 Korea Telecom (KIX) 8452 1226 1247 TEDATA 1785 1158 1752 AppliedTheory Corporation 11492 1110 1168 Cable One 18566 1042 1061 Covad Communications 2386 954 1256 AT&T Data Communications Serv 4323 953 1847 Time Warner Telecom Complete listing at http://thyme.apnic.net/rviews/data/sXXas-nos Number of /24s announced per /8 block (Global) ---------------------------------------------- 4:13 8:200 12:2228 13:3 15:19 16:3 17:4 20:35 24:1090 32:144 38:528 40:97 41:2013 43:1 44:2 47:22 52:3 55:2 56:3 57:38 58:575 59:626 60:459 61:1115 62:1167 63:1975 64:3684 65:2383 66:3635 67:1524 68:722 69:2581 70:534 71:135 72:1681 73:2 74:1500 75:169 76:307 77:823 78:561 79:308 80:983 81:823 82:557 83:425 84:619 85:1064 86:393 87:654 88:358 89:1454 90:47 91:2166 92:343 93:1174 94:1217 95:1041 96:115 97:189 98:454 99:17 109:1 110:58 112:110 113:100 114:225 115:255 116:1164 117:524 118:295 119:668 120:144 121:711 122:1011 123:684 124:970 125:1312 128:223 129:232 130:127 131:415 132:73 133:9 134:185 135:212 136:242 137:151 138:151 139:89 140:436 141:104 142:376 143:349 144:352 145:46 146:372 147:154 148:513 149:315 150:181 151:198 152:150 153:145 154:2 155:271 156:169 157:301 158:119 159:306 160:282 161:133 162:273 163:151 164:482 165:540 166:266 167:361 168:684 169:163 170:499 171:38 172:10 173:273 174:190 178:1 186:8 187:115 188:9 189:424 190:3018 192:5837 193:4331 194:3423 195:2766 196:1058 198:3722 199:3351 200:5735 201:1485 202:8005 203:8149 204:3802 205:2161 206:2407 207:2779 208:3892 209:3352 210:2658 211:1125 212:1559 213:1736 214:71 215:30 216:4639 217:1271 218:367 219:420 220:1215 221:460 222:297 End of report