Routing Table Report 00:00 GMT Wed 15 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: 286739 Prefixes after maximum aggregation: 135175 Deaggregation factor: 2.12 Unique aggregates announced to Internet: 140318 Total ASes present in the Internet Routing Table: 31051 Prefixes per ASN: 9.23 Origin-only ASes present in the Internet Routing Table: 26927 Origin ASes announcing only one prefix: 13133 Transit ASes present in the Internet Routing Table: 4124 Transit-only ASes present in the Internet Routing Table: 107 Average AS path length visible in the Internet Routing Table: 4.0 Max AS path length visible: 31 Max AS path prepend of ASN (15475) 29 Prefixes from unregistered ASNs in the Routing Table: 531 Unregistered ASNs in the Routing Table: 190 Number of 32-bit ASNs allocated by the RIRs: 141 Prefixes from 32-bit ASNs in the Routing Table: 22 Special use prefixes present in the Routing Table: 1 Prefixes being announced from unallocated address space: 215 Number of addresses announced to Internet: 2029830685 Equivalent to 120 /8s, 252 /16s and 194 /24s Percentage of available address space announced: 54.8 Percentage of allocated address space announced: 64.0 Percentage of available address space allocated: 85.5 Percentage of address space in use by end-sites: 76.3 Total number of prefixes smaller than registry allocations: 141196 APNIC Region Analysis Summary ----------------------------- Prefixes being announced by APNIC Region ASes: 65830 Total APNIC prefixes after maximum aggregation: 23405 APNIC Deaggregation factor: 2.81 Prefixes being announced from the APNIC address blocks: 62499 Unique aggregates announced from the APNIC address blocks: 28712 APNIC Region origin ASes present in the Internet Routing Table: 3584 APNIC Prefixes per ASN: 17.44 APNIC Region origin ASes announcing only one prefix: 973 APNIC Region transit ASes present in the Internet Routing Table: 558 Average APNIC Region AS path length visible: 4.1 Max APNIC Region AS path length visible: 18 Number of APNIC addresses announced to Internet: 410874368 Equivalent to 24 /8s, 125 /16s and 114 /24s Percentage of available APNIC address space announced: 81.6 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: 123712 Total ARIN prefixes after maximum aggregation: 66164 ARIN Deaggregation factor: 1.87 Prefixes being announced from the ARIN address blocks: 92362 Unique aggregates announced from the ARIN address blocks: 36521 ARIN Region origin ASes present in the Internet Routing Table: 12941 ARIN Prefixes per ASN: 7.14 ARIN Region origin ASes announcing only one prefix: 4986 ARIN Region transit ASes present in the Internet Routing Table: 1317 Average ARIN Region AS path length visible: 3.7 Max ARIN Region AS path length visible: 25 Number of ARIN addresses announced to Internet: 424184833 Equivalent to 25 /8s, 72 /16s and 140 /24s Percentage of available ARIN address space announced: 81.6 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 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: 66133 Total RIPE prefixes after maximum aggregation: 38014 RIPE Deaggregation factor: 1.74 Prefixes being announced from the RIPE address blocks: 61038 Unique aggregates announced from the RIPE address blocks: 39835 RIPE Region origin ASes present in the Internet Routing Table: 12884 RIPE Prefixes per ASN: 4.74 RIPE Region origin ASes announcing only one prefix: 6740 RIPE Region transit ASes present in the Internet Routing Table: 1951 Average RIPE Region AS path length visible: 4.4 Max RIPE Region AS path length visible: 26 Number of RIPE addresses announced to Internet: 392814632 Equivalent to 23 /8s, 105 /16s and 224 /24s Percentage of available RIPE address space announced: 83.6 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: 25751 Total LACNIC prefixes after maximum aggregation: 5845 LACNIC Deaggregation factor: 4.41 Prefixes being announced from the LACNIC address blocks: 23927 Unique aggregates announced from the LACNIC address blocks: 11993 LACNIC Region origin ASes present in the Internet Routing Table: 1097 LACNIC Prefixes per ASN: 21.81 LACNIC Region origin ASes announcing only one prefix: 343 LACNIC Region transit ASes present in the Internet Routing Table: 176 Average LACNIC Region AS path length visible: 4.4 Max LACNIC Region AS path length visible: 29 Number of LACNIC addresses announced to Internet: 62382858 Equivalent to 3 /8s, 183 /16s and 227 /24s Percentage of available LACNIC address space announced: 62.0 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: 4868 Total AfriNIC prefixes after maximum aggregation: 1403 AfriNIC Deaggregation factor: 3.47 Prefixes being announced from the AfriNIC address blocks: 4505 Unique aggregates announced from the AfriNIC address blocks: 1371 AfriNIC Region origin ASes present in the Internet Routing Table: 294 AfriNIC Prefixes per ASN: 15.32 AfriNIC Region origin ASes announcing only one prefix: 91 AfriNIC Region transit ASes present in the Internet Routing Table: 60 Average AfriNIC Region AS path length visible: 4.3 Max AfriNIC Region AS path length visible: 31 Number of AfriNIC addresses announced to Internet: 10226688 Equivalent to 0 /8s, 156 /16s and 12 /24s Percentage of available AfriNIC address space announced: 30.5 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 1536 123 100 Hathway IP Over Cable Interne 4766 1529 6929 395 Korea Telecom (KIX) 4755 1180 405 177 Videsh Sanchar Nigam Ltd. Aut 9583 1089 86 540 Sify Limited 4134 878 16580 371 CHINANET-BACKBONE 7545 787 164 107 TPG Internet Pty Ltd 18101 756 217 31 Reliance Infocom Ltd Internet 24560 682 228 174 Bharti Airtel Ltd. 9498 666 296 50 BHARTI BT INTERNET LTD. 9829 641 495 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 4300 3667 342 bellsouth.net, inc. 4323 1829 1049 377 Time Warner Telecom 1785 1745 717 139 AppliedTheory Corporation 20115 1597 1431 722 Charter Communications 7018 1467 9981 1013 AT&T WorldNet Services 6478 1331 300 479 AT&T Worldnet Services 2386 1248 667 904 AT&T Data Communications Serv 3356 1202 10963 451 Level 3 Communications, LLC 11492 1174 192 11 Cable One 18566 1060 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 1210 188 7 TEDATA 30890 541 88 200 Evolva Telecom 35228 480 144 5 Avatar Broadband Limited 3292 461 1764 389 TDC Tele Danmark 12479 402 578 6 Uni2 Autonomous System 3320 343 7081 294 Deutsche Telekom AG 3215 340 3025 108 France Telecom Transpac 3301 339 1669 304 TeliaNet Sweden 8866 337 109 22 Bulgarian Telecommunication C 29049 322 26 3 AzerSat LLC. 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 1861 265 72 Telecom Argentina Stet-France 8151 1438 2845 228 Uninet S.A. de C.V. 10620 855 194 101 TVCABLE BOGOTA 22047 605 302 14 Types of queries are: POCs, o 16814 589 31 10 NSS, S.A. 11830 516 294 34 Instituto Costarricense de El 6471 443 96 32 ENTEL CHILE S.A. 7738 410 794 28 Telecomunicacoes da Bahia S.A 11172 410 102 72 Alestra 28573 403 528 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 852 77 36 LINKdotNET AS number 20858 296 34 4 EgyNet 3741 277 860 237 The Internet Solution 2018 242 215 142 TENET-1 6713 159 150 15 Itissalat Al-MAGHRIB 33783 148 10 8 EEPAD TISP TELECOM & INTERNET 29571 138 15 9 Ci Telecom Autonomous system 5536 123 8 9 Internet Egypt Network 33776 117 6 3 Starcomms Nigeria Limited 5713 115 507 66 Telkom SA Ltd 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 4300 3667 342 bellsouth.net, inc. 7303 1861 265 72 Telecom Argentina Stet-France 4323 1829 1049 377 Time Warner Telecom 1785 1745 717 139 AppliedTheory Corporation 20115 1597 1431 722 Charter Communications 17488 1536 123 100 Hathway IP Over Cable Interne 4766 1529 6929 395 Korea Telecom (KIX) 7018 1467 9981 1013 AT&T WorldNet Services 8151 1438 2845 228 Uninet S.A. de C.V. 6478 1331 300 479 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 1861 1789 Telecom Argentina Stet-France 1785 1745 1606 AppliedTheory Corporation 4323 1829 1452 Time Warner Telecom 17488 1536 1436 Hathway IP Over Cable Interne 8151 1438 1210 Uninet S.A. de C.V. 8452 1210 1203 TEDATA 11492 1174 1163 Cable One 4766 1529 1134 Korea Telecom (KIX) 18566 1060 1050 Covad Communications 4755 1180 1003 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 41.220.16.0/20 8668 TelOne Zimbabwe P/L 41.223.112.0/22 5713 Telkom SA Ltd 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 /11:58 /12:167 /13:343 /14:595 /15:1159 /16:10442 /17:4692 /18:8050 /19:16861 /20:20079 /21:19954 /22:26259 /23:25621 /24:150988 /25:198 /26:283 /27:223 /28:207 /29:235 /30:146 /31:0 /32:130 Advertised prefixes smaller than registry allocations ----------------------------------------------------- ASN No of nets Total ann. Description 6389 2804 4300 bellsouth.net, inc. 7303 1396 1861 Telecom Argentina Stet-France 17488 1305 1536 Hathway IP Over Cable Interne 4766 1231 1529 Korea Telecom (KIX) 8452 1189 1210 TEDATA 1785 1153 1745 AppliedTheory Corporation 11492 1119 1174 Cable One 18566 1041 1060 Covad Communications 4323 955 1829 Time Warner Telecom 2386 948 1248 AT&T Data Communications Serv Complete listing at http://thyme.apnic.net/rviews/data/sXXas-nos Number of /24s announced per /8 block (Global) ---------------------------------------------- 4:13 8:180 12:2211 13:3 15:19 16:3 17:4 20:35 24:1092 32:146 38:522 40:97 41:1955 43:1 44:2 47:22 52:3 55:2 56:3 57:37 58:567 59:623 60:460 61:1110 62:1146 63:1952 64:3641 65:2395 66:3633 67:1476 68:708 69:2548 70:531 71:132 72:1674 73:2 74:1485 75:168 76:321 77:833 78:559 79:314 80:970 81:823 82:558 83:411 84:609 85:1030 86:391 87:651 88:356 89:1439 90:43 91:2136 92:341 93:1159 94:1201 95:1027 96:105 97:186 98:228 99:17 109:1 110:58 112:100 113:93 114:223 115:224 116:1154 117:499 118:286 119:671 120:148 121:723 122:1002 123:541 124:957 125:1306 128:224 129:225 130:129 131:416 132:74 133:9 134:184 135:37 136:242 137:150 138:148 139:89 140:438 141:104 142:393 143:324 144:332 145:45 146:371 147:154 148:519 149:315 150:145 151:199 152:150 153:145 154:2 155:269 156:171 157:301 158:127 159:301 160:282 161:134 162:273 163:151 164:482 165:533 166:267 167:361 168:686 169:161 170:501 171:38 172:10 173:268 174:172 178:1 186:8 187:107 188:12 189:416 190:3070 192:5846 193:4337 194:3417 195:2739 196:1062 198:3744 199:3312 200:5813 201:1497 202:8052 203:8090 204:3792 205:2164 206:2401 207:2768 208:3914 209:3366 210:2659 211:1116 212:1542 213:1754 214:71 215:30 216:4545 217:1260 218:366 219:421 220:1208 221:452 222:290 End of report