Routing Table Report 04:00 +10GMT Wed 26 Aug, 2009 Report Website: http://thyme.apnic.net Detailed Analysis: http://thyme.apnic.net/current/ Analysis Summary ---------------- BGP routing table entries examined: 294110 Prefixes after maximum aggregation: 139172 Deaggregation factor: 2.11 Unique aggregates announced to Internet: 146726 Total ASes present in the Internet Routing Table: 32043 Prefixes per ASN: 9.18 Origin-only ASes present in the Internet Routing Table: 27859 Origin ASes announcing only one prefix: 13594 Transit ASes present in the Internet Routing Table: 4184 Transit-only ASes present in the Internet Routing Table: 100 Average AS path length visible in the Internet Routing Table: 3.6 Max AS path length visible: 24 Max AS path prepend of ASN (12026) 22 Prefixes from unregistered ASNs in the Routing Table: 428 Unregistered ASNs in the Routing Table: 120 Number of 32-bit ASNs allocated by the RIRs: 242 Prefixes from 32-bit ASNs in the Routing Table: 95 Special use prefixes present in the Routing Table: 0 Prefixes being announced from unallocated address space: 328 Number of addresses announced to Internet: 2094547072 Equivalent to 124 /8s, 216 /16s and 64 /24s Percentage of available address space announced: 56.5 Percentage of allocated address space announced: 64.7 Percentage of available address space allocated: 87.3 Percentage of address space in use by end-sites: 78.7 Total number of prefixes smaller than registry allocations: 140858 APNIC Region Analysis Summary ----------------------------- Prefixes being announced by APNIC Region ASes: 70269 Total APNIC prefixes after maximum aggregation: 24929 APNIC Deaggregation factor: 2.82 Prefixes being announced from the APNIC address blocks: 69713 Unique aggregates announced from the APNIC address blocks: 31647 APNIC Region origin ASes present in the Internet Routing Table: 3757 APNIC Prefixes per ASN: 18.56 APNIC Region origin ASes announcing only one prefix: 1028 APNIC Region transit ASes present in the Internet Routing Table: 578 Average APNIC Region AS path length visible: 3.6 Max APNIC Region AS path length visible: 16 Number of APNIC addresses announced to Internet: 486055360 Equivalent to 28 /8s, 248 /16s and 157 /24s Percentage of available APNIC address space announced: 82.8 APNIC AS Blocks 4608-4864, 7467-7722, 9216-10239, 17408-18431 (pre-ERX allocations) 23552-24575, 37888-38911, 45056-46079 APNIC Address Blocks 43/8, 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, 175/8, 180/8, 182/8, 183/8, 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: 124476 Total ARIN prefixes after maximum aggregation: 66379 ARIN Deaggregation factor: 1.88 Prefixes being announced from the ARIN address blocks: 125051 Unique aggregates announced from the ARIN address blocks: 52545 ARIN Region origin ASes present in the Internet Routing Table: 13192 ARIN Prefixes per ASN: 9.48 ARIN Region origin ASes announcing only one prefix: 5095 ARIN Region transit ASes present in the Internet Routing Table: 1302 Average ARIN Region AS path length visible: 3.3 Max ARIN Region AS path length visible: 24 Number of ARIN addresses announced to Internet: 1013323840 Equivalent to 60 /8s, 102 /16s and 24 /24s Percentage of available ARIN address space announced: 88.8 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, 46080-47103 53248-55295 ARIN Address Blocks 3/8, 4/8, 6/8, 7/8, 8/8, 9/8, 11/8, 12/8, 13/8, 15/8, 16/8, 17/8, 18/8, 19/8, 20/8, 21/8, 22/8, 24/8, 26/8, 28/8, 29/8, 30/8, 32/8, 33/8, 34/8, 35/8, 38/8, 40/8, 44/8, 45/8, 47/8, 48/8, 52/8, 54/8, 55/8, 56/8, 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, 214/8, 215/8, 216/8, RIPE Region Analysis Summary ---------------------------- Prefixes being announced by RIPE Region ASes: 67738 Total RIPE prefixes after maximum aggregation: 39887 RIPE Deaggregation factor: 1.70 Prefixes being announced from the RIPE address blocks: 67378 Unique aggregates announced from the RIPE address blocks: 45612 RIPE Region origin ASes present in the Internet Routing Table: 13422 RIPE Prefixes per ASN: 5.02 RIPE Region origin ASes announcing only one prefix: 7012 RIPE Region transit ASes present in the Internet Routing Table: 2003 Average RIPE Region AS path length visible: 4.0 Max RIPE Region AS path length visible: 21 Number of RIPE addresses announced to Internet: 500031168 Equivalent to 29 /8s, 205 /16s and 222 /24s Percentage of available RIPE address space announced: 99.3 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 25/8, 51/8, 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: 25044 Total LACNIC prefixes after maximum aggregation: 6176 LACNIC Deaggregation factor: 4.06 Prefixes being announced from the LACNIC address blocks: 25011 Unique aggregates announced from the LACNIC address blocks: 14018 LACNIC Region origin ASes present in the Internet Routing Table: 1166 LACNIC Prefixes per ASN: 21.45 LACNIC Region origin ASes announcing only one prefix: 374 LACNIC Region transit ASes present in the Internet Routing Table: 189 Average LACNIC Region AS path length visible: 4.1 Max LACNIC Region AS path length visible: 22 Number of LACNIC addresses announced to Internet: 73405888 Equivalent to 4 /8s, 96 /16s and 21 /24s Percentage of available LACNIC address space announced: 72.9 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: 6222 Total AfriNIC prefixes after maximum aggregation: 1532 AfriNIC Deaggregation factor: 4.06 Prefixes being announced from the AfriNIC address blocks: 6629 Unique aggregates announced from the AfriNIC address blocks: 2643 AfriNIC Region origin ASes present in the Internet Routing Table: 309 AfriNIC Prefixes per ASN: 21.45 AfriNIC Region origin ASes announcing only one prefix: 85 AfriNIC Region transit ASes present in the Internet Routing Table: 66 Average AfriNIC Region AS path length visible: 3.8 Max AfriNIC Region AS path length visible: 14 Number of AfriNIC addresses announced to Internet: 20197888 Equivalent to 1 /8s, 52 /16s and 50 /24s Percentage of available AfriNIC address space announced: 60.2 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 4766 1725 6981 425 Korea Telecom (KIX) 17488 1553 140 103 Hathway IP Over Cable Interne 4755 1228 292 140 TATA Communications formerly 9583 1090 86 529 Sify Limited 4134 997 18167 389 CHINANET-BACKBONE 18101 956 202 32 Reliance Infocom Ltd Internet 7545 819 198 102 TPG Internet Pty Ltd 9829 807 620 16 BSNL National Internet Backbo 23577 787 34 667 Korea Telecom (ATM-MPLS) 4808 758 1533 176 CNCGROUP IP network: China169 Complete listing at http://thyme.apnic.net/current/data-ASnet-APNIC ARIN Region per AS prefix count summary --------------------------------------- ASN No of nets /20 equiv MaxAgg Description 6389 4180 3608 311 bellsouth.net, inc. 4323 1914 1049 390 Time Warner Telecom 1785 1731 714 138 PaeTec Communications, Inc. 7018 1501 5892 1057 AT&T WorldNet Services 20115 1473 1474 675 Charter Communications 6478 1384 282 265 AT&T Worldnet Services 2386 1286 655 935 AT&T Data Communications Serv 3356 1216 10980 441 Level 3 Communications, LLC 11492 1112 208 12 Cable One 22773 1090 2604 66 Cox Communications, Inc. Complete listing at http://thyme.apnic.net/current/data-ASnet-ARIN RIPE Region per AS prefix count summary --------------------------------------- ASN No of nets /20 equiv MaxAgg Description 30890 484 92 197 Evolva Telecom 12479 474 578 6 Uni2 Autonomous System 3292 462 1905 397 TDC Tele Danmark 702 428 1845 344 UUNET - Commercial IP service 35805 380 40 5 United Telecom of Georgia 9198 367 138 12 Kazakhtelecom Data Network Ad 3320 352 7067 303 Deutsche Telekom AG 3301 345 1412 309 TeliaNet Sweden 3215 344 3081 109 France Telecom Transpac 8866 340 109 20 Bulgarian Telecommunication C Complete listing at http://thyme.apnic.net/current/data-ASnet-RIPE LACNIC Region per AS prefix count summary ----------------------------------------- ASN No of nets /20 equiv MaxAgg Description 8151 1479 2898 244 UniNet S.A. de C.V. 10620 988 222 100 TVCABLE BOGOTA 28573 647 595 54 NET Servicos de Comunicao S.A 7303 629 334 98 Telecom Argentina Stet-France 22047 541 302 14 VTR PUNTO NET S.A. 11830 475 310 65 Instituto Costarricense de El 11172 443 99 70 Servicios Alestra S.A de C.V 6471 421 96 31 ENTEL CHILE S.A. 7738 416 858 29 Telecomunicacoes da Bahia S.A 3816 396 191 79 Empresa Nacional de Telecomun Complete listing at http://thyme.apnic.net/current/data-ASnet-LACNIC AfriNIC Region per AS prefix count summary ------------------------------------------ ASN No of nets /20 equiv MaxAgg Description 8452 1002 188 7 TEDATA 24863 917 91 50 LINKdotNET AS number 20858 320 34 6 EgyNet 3741 273 856 234 The Internet Solution 2018 201 180 142 Tertiary Education Network 6713 175 166 16 Itissalat Al-MAGHRIB 33783 152 10 8 EEPAD TISP TELECOM & INTERNET 29571 143 14 6 Ci Telecom Autonomous system 24835 130 46 9 RAYA Telecom - Egypt 5536 122 8 13 Internet Egypt Network Complete listing at http://thyme.apnic.net/current/data-ASnet-AFRINIC Global Per AS prefix count summary ---------------------------------- ASN No of nets /20 equiv MaxAgg Description 6389 4180 3608 311 bellsouth.net, inc. 4323 1914 1049 390 Time Warner Telecom 1785 1731 714 138 PaeTec Communications, Inc. 4766 1725 6981 425 Korea Telecom (KIX) 17488 1553 140 103 Hathway IP Over Cable Interne 7018 1501 5892 1057 AT&T WorldNet Services 8151 1479 2898 244 UniNet S.A. de C.V. 20115 1473 1474 675 Charter Communications 6478 1384 282 265 AT&T Worldnet Services 2386 1286 655 935 AT&T Data Communications Serv Complete listing at http://thyme.apnic.net/current/data-ASnet Global Per AS Maximum Aggr summary ---------------------------------- ASN No of nets Net Savings Description 1785 1731 1593 PaeTec Communications, Inc. 4323 1914 1524 Time Warner Telecom 17488 1553 1450 Hathway IP Over Cable Interne 4766 1725 1300 Korea Telecom (KIX) 8151 1479 1235 UniNet S.A. de C.V. 6478 1384 1119 AT&T Worldnet Services 11492 1112 1100 Cable One 4755 1228 1088 TATA Communications formerly 18566 1062 1052 Covad Communications 22773 1090 1024 Cox Communications, Inc. Complete listing at http://thyme.apnic.net/current/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/current/data-badAS Advertised Unallocated Addresses -------------------------------- Network Origin AS Description 24.225.128.0/17 36377 PATRIOT MEDIA AND COMMUNICATI 41.223.92.0/22 36936 >>UNKNOWN<< 41.223.176.0/22 36981 >>UNKNOWN<< 41.223.188.0/24 22351 Intelsat 41.223.189.0/24 26452 Local Communications Networks 43.245.0.0/16 7502 Internetwork Kyoto 43.245.96.0/20 7502 Internetwork Kyoto 43.245.112.0/20 7502 Internetwork Kyoto 43.245.192.0/20 7502 Internetwork Kyoto 43.245.208.0/20 7502 Internetwork Kyoto Complete listing at http://thyme.apnic.net/current/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 /10:25 /11:59 /12:168 /13:351 /14:624 /15:1178 /16:10636 /17:4810 /18:8358 /19:17312 /20:20693 /21:20683 /22:26635 /23:26377 /24:153444 /25:926 /26:1042 /27:584 /28:152 /29:8 /30:7 /31:1 /32:8 Advertised prefixes smaller than registry allocations ----------------------------------------------------- ASN No of nets Total ann. Description 6389 2711 4180 bellsouth.net, inc. 4766 1412 1725 Korea Telecom (KIX) 17488 1299 1553 Hathway IP Over Cable Interne 1785 1201 1731 PaeTec Communications, Inc. 18566 1043 1062 Covad Communications 11492 1039 1112 Cable One 4323 964 1914 Time Warner Telecom 9583 942 1090 Sify Limited 8452 926 1002 TEDATA 10620 895 988 TVCABLE BOGOTA Complete listing at http://thyme.apnic.net/current/data-sXXas-nos Number of /24s announced per /8 block (Global) ---------------------------------------------- 4:14 8:212 12:2138 13:7 15:21 16:2 17:5 20:35 24:1127 32:52 34:2 38:595 40:97 41:1754 43:1 44:2 47:8 52:6 55:2 56:2 57:25 58:620 59:609 60:461 61:974 62:1111 63:2013 64:3639 65:2405 66:3424 67:1736 68:877 69:2757 70:555 71:162 72:1657 73:2 74:1722 75:178 76:316 77:850 78:568 79:373 80:924 81:852 82:602 83:442 84:635 85:1078 86:375 87:674 88:372 89:1465 90:48 91:2477 92:399 93:1113 94:1195 95:1161 96:166 97:265 98:300 99:28 110:185 111:384 112:126 113:147 114:238 115:298 116:1137 117:567 118:347 119:764 120:120 121:651 122:1244 123:750 124:1036 125:1345 128:224 129:219 130:129 131:414 132:75 133:9 134:173 135:42 136:225 137:161 138:169 139:85 140:444 141:124 142:383 143:346 144:392 145:49 146:389 147:156 148:531 149:220 150:206 151:192 152:210 153:148 154:2 155:270 156:167 157:300 158:114 159:345 160:289 161:164 162:270 163:164 164:276 165:530 166:469 167:363 168:698 169:161 170:474 171:41 172:2 173:381 174:317 175:1 178:1 180:7 182:1 186:129 187:165 188:583 189:581 190:2932 192:5781 193:4256 194:3289 195:2719 196:1125 198:3554 199:3365 200:5122 201:1303 202:7748 203:8266 204:3886 205:2177 206:2390 207:2745 208:3933 209:3406 210:2533 211:1104 212:1604 213:1650 214:133 215:29 216:4310 217:1349 218:413 219:414 220:1113 221:461 222:328 End of report