Routing Table Report 00:00 GMT Fri 13 Feb, 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: 280686 Prefixes after maximum aggregation: 133450 Deaggregation factor: 2.10 Unique aggregates announced to Internet: 137023 Total ASes present in the Internet Routing Table: 30589 Prefixes per ASN: 9.18 Origin-only ASes present in the Internet Routing Table: 26592 Origin ASes announcing only one prefix: 12940 Transit ASes present in the Internet Routing Table: 3997 Transit-only ASes present in the Internet Routing Table: 92 Average AS path length visible in the Internet Routing Table: 3.7 Max AS path length visible: 36 Max AS path prepend of ASN (18678) 31 Prefixes from unregistered ASNs in the Routing Table: 618 Unregistered ASNs in the Routing Table: 228 Number of 32-bit ASNs allocated by the RIRs: 101 Prefixes from 32-bit ASNs in the Routing Table: 15 Special use prefixes present in the Routing Table: 3 Prefixes being announced from unallocated address space: 229 Number of addresses announced to Internet: 2002003401 Equivalent to 119 /8s, 84 /16s and 37 /24s Percentage of available address space announced: 54.0 Percentage of allocated address space announced: 63.2 Percentage of available address space allocated: 85.5 Percentage of address space in use by end-sites: 75.7 Total number of prefixes smaller than registry allocations: 138006 APNIC Region Analysis Summary ----------------------------- Prefixes being announced by APNIC Region ASes: 64282 Total APNIC prefixes after maximum aggregation: 23066 APNIC Deaggregation factor: 2.79 Prefixes being announced from the APNIC address blocks: 61058 Unique aggregates announced from the APNIC address blocks: 27930 APNIC Region origin ASes present in the Internet Routing Table: 3524 APNIC Prefixes per ASN: 17.33 APNIC Region origin ASes announcing only one prefix: 965 APNIC Region transit ASes present in the Internet Routing Table: 554 Average APNIC Region AS path length visible: 4.0 Max APNIC Region AS path length visible: 22 Number of APNIC addresses announced to Internet: 401172224 Equivalent to 23 /8s, 233 /16s and 103 /24s Percentage of available APNIC address space announced: 79.7 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: 122250 Total ARIN prefixes after maximum aggregation: 65480 ARIN Deaggregation factor: 1.87 Prefixes being announced from the ARIN address blocks: 91160 Unique aggregates announced from the ARIN address blocks: 35488 ARIN Region origin ASes present in the Internet Routing Table: 12779 ARIN Prefixes per ASN: 7.13 ARIN Region origin ASes announcing only one prefix: 4900 ARIN Region transit ASes present in the Internet Routing Table: 1237 Average ARIN Region AS path length visible: 3.3 Max ARIN Region AS path length visible: 20 Number of ARIN addresses announced to Internet: 414304513 Equivalent to 24 /8s, 177 /16s and 201 /24s Percentage of available ARIN address space announced: 79.7 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: 63988 Total RIPE prefixes after maximum aggregation: 37367 RIPE Deaggregation factor: 1.71 Prefixes being announced from the RIPE address blocks: 59081 Unique aggregates announced from the RIPE address blocks: 38659 RIPE Region origin ASes present in the Internet Routing Table: 12668 RIPE Prefixes per ASN: 4.66 RIPE Region origin ASes announcing only one prefix: 6646 RIPE Region transit ASes present in the Internet Routing Table: 1922 Average RIPE Region AS path length visible: 4.0 Max RIPE Region AS path length visible: 21 Number of RIPE addresses announced to Internet: 388835552 Equivalent to 23 /8s, 45 /16s and 40 /24s Percentage of available RIPE address space announced: 82.8 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, 47104-49151 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: 25138 Total LACNIC prefixes after maximum aggregation: 5728 LACNIC Deaggregation factor: 4.39 Prefixes being announced from the LACNIC address blocks: 23295 Unique aggregates announced from the LACNIC address blocks: 11855 LACNIC Region origin ASes present in the Internet Routing Table: 1070 LACNIC Prefixes per ASN: 21.77 LACNIC Region origin ASes announcing only one prefix: 342 LACNIC Region transit ASes present in the Internet Routing Table: 177 Average LACNIC Region AS path length visible: 4.0 Max LACNIC Region AS path length visible: 36 Number of LACNIC addresses announced to Internet: 60707226 Equivalent to 3 /8s, 158 /16s and 81 /24s Percentage of available LACNIC address space announced: 60.3 LACNIC AS Blocks 26592-26623, 27648-28671, 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: 4505 Total AfriNIC prefixes after maximum aggregation: 1395 AfriNIC Deaggregation factor: 3.23 Prefixes being announced from the AfriNIC address blocks: 4073 Unique aggregates announced from the AfriNIC address blocks: 1391 AfriNIC Region origin ASes present in the Internet Routing Table: 285 AfriNIC Prefixes per ASN: 14.29 AfriNIC Region origin ASes announcing only one prefix: 87 AfriNIC Region transit ASes present in the Internet Routing Table: 56 Average AfriNIC Region AS path length visible: 3.9 Max AfriNIC Region AS path length visible: 31 Number of AfriNIC addresses announced to Internet: 9987968 Equivalent to 0 /8s, 152 /16s and 103 /24s Percentage of available AfriNIC address space announced: 29.8 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 1522 110 97 Hathway IP Over Cable Interne 4766 1488 6923 379 Korea Telecom (KIX) 4755 1166 402 178 Videsh Sanchar Nigam Ltd. Aut 9583 1073 85 520 Sify Limited 4134 884 16247 367 CHINANET-BACKBONE 18101 752 198 25 Reliance Infocom Ltd Internet 7545 720 158 97 TPG Internet Pty Ltd 9498 681 297 53 BHARTI BT INTERNET LTD. 24560 671 228 174 Bharti Airtel Ltd. 9829 639 491 19 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 4364 3417 341 bellsouth.net, inc. 1785 1786 733 139 AppliedTheory Corporation 4323 1640 1081 376 Time Warner Telecom 20115 1593 1419 727 Charter Communications 7018 1437 9980 988 AT&T WorldNet Services 2386 1253 699 904 AT&T Data Communications Serv 6478 1232 293 504 AT&T Worldnet Services 11492 1223 192 12 Cable One 3356 1142 10960 438 Level 3 Communications, LLC 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 1075 188 7 TEDATA 35228 455 144 5 Avatar Broadband Limited 3292 450 1762 388 TDC Tele Danmark 30890 439 88 201 Evolva Telecom 12479 396 578 6 Uni2 Autonomous System 3320 339 7064 289 Deutsche Telekom AG 3301 336 1669 302 TeliaNet Sweden 8866 336 109 22 Bulgarian Telecommunication C 3215 331 2946 103 France Telecom Transpac 29049 331 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 1810 255 79 Telecom Argentina Stet-France 8151 1431 2834 231 Uninet S.A. de C.V. 10620 747 163 92 TVCABLE BOGOTA 11830 694 299 9 Instituto Costarricense de El 22047 619 302 14 Types of queries are: POCs, o 6471 439 95 42 ENTEL CHILE S.A. 16814 427 27 11 NSS, S.A. 7738 410 794 28 Telecomunicacoes da Bahia S.A 11172 403 118 74 Alestra 28573 381 506 23 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 651 74 39 LINKdotNET AS number 20858 276 34 3 EgyNet 3741 271 857 229 The Internet Solution 2018 242 215 142 TENET-1 33783 150 10 8 EEPAD TISP TELECOM & INTERNET 6713 144 135 11 Itissalat Al-MAGHRIB 29571 128 15 8 Ci Telecom Autonomous system 5536 119 7 20 Internet Egypt Network 33776 118 6 3 Starcomms Nigeria Limited 5713 115 523 64 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 4364 3417 341 bellsouth.net, inc. 7303 1810 255 79 Telecom Argentina Stet-France 1785 1786 733 139 AppliedTheory Corporation 4323 1640 1081 376 Time Warner Telecom 20115 1593 1419 727 Charter Communications 17488 1522 110 97 Hathway IP Over Cable Interne 4766 1488 6923 379 Korea Telecom (KIX) 7018 1437 9980 988 AT&T WorldNet Services 8151 1431 2834 231 Uninet S.A. de C.V. 2386 1253 699 904 AT&T Data Communications Serv Complete listing at http://thyme.apnic.net/rviews/data-ASnet Global Per AS Maximum Aggr summary ---------------------------------- ASN No of nets Net Savings Description 7303 1810 1731 Telecom Argentina Stet-France 1785 1786 1647 AppliedTheory Corporation 17488 1522 1425 Hathway IP Over Cable Interne 4323 1640 1264 Time Warner Telecom 11492 1223 1211 Cable One 8151 1431 1200 Uninet S.A. de C.V. 4766 1488 1109 Korea Telecom (KIX) 8452 1075 1068 TEDATA 18566 1061 1051 Covad Communications 4755 1166 988 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 10.29.248.65/32 286 KPNQwest Backbone AS 10.29.248.71/32 286 KPNQwest Backbone AS 192.168.192.0/21 7497 Computer Network Information 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 24.75.160.0/19 7843 Adelphia Corp. 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 41.223.189.0/24 26452 Local Communications Networks 62.12.96.0/19 15834 MenaNet network Autonomous Sy 62.61.220.0/24 24974 Tachyon Europe BV - Wireless 62.61.221.0/24 24974 Tachyon Europe BV - Wireless 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 /11:55 /12:166 /13:319 /14:576 /15:1133 /16:10359 /17:4587 /18:7816 /19:16714 /20:19644 /21:19375 /22:25289 /23:25245 /24:148046 /25:284 /26:417 /27:212 /28:88 /29:131 /30:74 /31:0 /32:107 Advertised prefixes smaller than registry allocations ----------------------------------------------------- ASN No of nets Total ann. Description 6389 2843 4364 bellsouth.net, inc. 7303 1338 1810 Telecom Argentina Stet-France 17488 1303 1522 Hathway IP Over Cable Interne 4766 1214 1488 Korea Telecom (KIX) 1785 1196 1786 AppliedTheory Corporation 11492 1187 1223 Cable One 8452 1049 1075 TEDATA 18566 1042 1061 Covad Communications 2386 942 1253 AT&T Data Communications Serv 9583 925 1073 Sify Limited Complete listing at http://thyme.apnic.net/rviews/data/sXXas-nos Number of /24s announced per /8 block (Global) ---------------------------------------------- 4:13 8:182 12:2204 13:2 15:21 16:3 17:5 20:35 24:1125 32:132 38:546 40:96 41:1792 43:1 44:2 47:11 52:3 55:2 56:3 57:37 58:541 59:608 60:460 61:1100 62:1188 63:1941 64:3437 65:2424 66:3583 67:1475 68:653 69:2486 70:509 71:160 72:1625 73:2 74:1414 75:204 76:306 77:777 78:551 79:323 80:968 81:823 82:562 83:400 84:596 85:995 86:400 87:646 88:351 89:1382 90:41 91:1969 92:277 93:1134 94:1102 95:406 96:91 97:179 98:193 99:16 109:1 110:1 111:1 112:79 113:84 114:180 115:221 116:1168 117:481 118:274 119:640 120:133 121:717 122:937 123:521 124:854 125:1276 128:223 129:222 130:133 131:413 132:75 133:9 134:344 135:37 136:224 137:139 138:145 139:87 140:426 141:105 142:377 143:324 144:318 145:38 146:373 147:147 148:526 149:306 150:140 151:196 152:151 153:139 154:10 155:258 156:171 157:295 158:157 159:240 160:282 161:138 162:274 163:143 164:515 165:504 166:274 167:353 168:682 169:161 170:498 171:39 172:10 173:212 174:64 178:1 186:5 187:71 189:393 190:2867 192:5850 193:4296 194:3432 195:2753 196:1068 198:3693 199:3291 200:5815 201:1621 202:7814 203:7986 204:3852 205:2173 206:2351 207:2753 208:3836 209:3443 210:2648 211:1158 212:1518 213:1750 214:68 215:30 216:4554 217:1215 218:382 219:406 220:1208 221:460 222:307 End of report