Routing Table Report 00:00 GMT Fri 03 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: 286400 Prefixes after maximum aggregation: 134986 Deaggregation factor: 2.12 Unique aggregates announced to Internet: 139658 Total ASes present in the Internet Routing Table: 30955 Prefixes per ASN: 9.25 Origin-only ASes present in the Internet Routing Table: 26842 Origin ASes announcing only one prefix: 13089 Transit ASes present in the Internet Routing Table: 4113 Transit-only ASes present in the Internet Routing Table: 101 Average AS path length visible in the Internet Routing Table: 3.9 Max AS path length visible: 28 Max AS path prepend of ASN (20432) 21 Prefixes from unregistered ASNs in the Routing Table: 550 Unregistered ASNs in the Routing Table: 199 Number of 32-bit ASNs allocated by the RIRs: 139 Prefixes from 32-bit ASNs in the Routing Table: 19 Special use prefixes present in the Routing Table: 1 Prefixes being announced from unallocated address space: 225 Number of addresses announced to Internet: 2024539933 Equivalent to 120 /8s, 172 /16s and 7 /24s Percentage of available address space announced: 54.6 Percentage of allocated address space announced: 63.9 Percentage of available address space allocated: 85.5 Percentage of address space in use by end-sites: 76.2 Total number of prefixes smaller than registry allocations: 140983 APNIC Region Analysis Summary ----------------------------- Prefixes being announced by APNIC Region ASes: 65557 Total APNIC prefixes after maximum aggregation: 23343 APNIC Deaggregation factor: 2.81 Prefixes being announced from the APNIC address blocks: 62240 Unique aggregates announced from the APNIC address blocks: 28594 APNIC Region origin ASes present in the Internet Routing Table: 3577 APNIC Prefixes per ASN: 17.40 APNIC Region origin ASes announcing only one prefix: 969 APNIC Region transit ASes present in the Internet Routing Table: 560 Average APNIC Region AS path length visible: 4.5 Max APNIC Region AS path length visible: 22 Number of APNIC addresses announced to Internet: 409757952 Equivalent to 24 /8s, 108 /16s and 105 /24s Percentage of available APNIC address space announced: 81.4 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: 124229 Total ARIN prefixes after maximum aggregation: 66087 ARIN Deaggregation factor: 1.88 Prefixes being announced from the ARIN address blocks: 92863 Unique aggregates announced from the ARIN address blocks: 36410 ARIN Region origin ASes present in the Internet Routing Table: 12900 ARIN Prefixes per ASN: 7.20 ARIN Region origin ASes announcing only one prefix: 4958 ARIN Region transit ASes present in the Internet Routing Table: 1284 Average ARIN Region AS path length visible: 3.6 Max ARIN Region AS path length visible: 25 Number of ARIN addresses announced to Internet: 420956929 Equivalent to 25 /8s, 23 /16s and 75 /24s Percentage of available ARIN address space announced: 80.9 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: 65809 Total RIPE prefixes after maximum aggregation: 37966 RIPE Deaggregation factor: 1.73 Prefixes being announced from the RIPE address blocks: 60727 Unique aggregates announced from the RIPE address blocks: 39533 RIPE Region origin ASes present in the Internet Routing Table: 12848 RIPE Prefixes per ASN: 4.73 RIPE Region origin ASes announcing only one prefix: 6728 RIPE Region transit ASes present in the Internet Routing Table: 1963 Average RIPE Region AS path length visible: 4.0 Max RIPE Region AS path length visible: 25 Number of RIPE addresses announced to Internet: 392283688 Equivalent to 23 /8s, 97 /16s and 198 /24s Percentage of available RIPE address space announced: 83.5 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: 25550 Total LACNIC prefixes after maximum aggregation: 5853 LACNIC Deaggregation factor: 4.37 Prefixes being announced from the LACNIC address blocks: 23732 Unique aggregates announced from the LACNIC address blocks: 11912 LACNIC Region origin ASes present in the Internet Routing Table: 1090 LACNIC Prefixes per ASN: 21.77 LACNIC Region origin ASes announcing only one prefix: 344 LACNIC Region transit ASes present in the Internet Routing Table: 181 Average LACNIC Region AS path length visible: 4.1 Max LACNIC Region AS path length visible: 28 Number of LACNIC addresses announced to Internet: 62040842 Equivalent to 3 /8s, 178 /16s and 171 /24s Percentage of available LACNIC address space announced: 61.6 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: 4798 Total AfriNIC prefixes after maximum aggregation: 1385 AfriNIC Deaggregation factor: 3.46 Prefixes being announced from the AfriNIC address blocks: 4480 Unique aggregates announced from the AfriNIC address blocks: 1347 AfriNIC Region origin ASes present in the Internet Routing Table: 291 AfriNIC Prefixes per ASN: 15.40 AfriNIC Region origin ASes announcing only one prefix: 90 AfriNIC Region transit ASes present in the Internet Routing Table: 57 Average AfriNIC Region AS path length visible: 4.0 Max AfriNIC Region AS path length visible: 15 Number of AfriNIC addresses announced to Internet: 10176768 Equivalent to 0 /8s, 155 /16s and 73 /24s Percentage of available AfriNIC address space announced: 30.3 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 121 97 Hathway IP Over Cable Interne 4766 1530 6928 392 Korea Telecom (KIX) 4755 1178 405 179 Videsh Sanchar Nigam Ltd. Aut 9583 1086 86 534 Sify Limited 4134 901 16382 366 CHINANET-BACKBONE 7545 786 164 107 TPG Internet Pty Ltd 18101 752 206 30 Reliance Infocom Ltd Internet 9498 681 296 50 BHARTI BT INTERNET LTD. 24560 680 228 176 Bharti Airtel Ltd. 9829 634 491 20 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 4313 3651 340 bellsouth.net, inc. 4323 1812 1045 380 Time Warner Telecom 1785 1740 717 139 AppliedTheory Corporation 20115 1592 1426 725 Charter Communications 7018 1433 9964 1002 AT&T WorldNet Services 6478 1305 296 500 AT&T Worldnet Services 2386 1264 668 914 AT&T Data Communications Serv 3356 1204 10978 450 Level 3 Communications, LLC 11492 1202 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 1232 188 7 TEDATA 35228 480 144 5 Avatar Broadband Limited 3292 457 1763 392 TDC Tele Danmark 30890 436 86 194 Evolva Telecom 12479 407 578 6 Uni2 Autonomous System 3320 341 7080 292 Deutsche Telekom AG 3215 340 3025 108 France Telecom Transpac 3301 340 1685 305 TeliaNet Sweden 8866 337 109 22 Bulgarian Telecommunication C 29049 323 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 1858 264 74 Telecom Argentina Stet-France 8151 1444 2832 236 Uninet S.A. de C.V. 10620 848 193 102 TVCABLE BOGOTA 22047 607 302 14 Types of queries are: POCs, o 16814 594 31 10 NSS, S.A. 11830 519 294 42 Instituto Costarricense de El 6471 442 96 33 ENTEL CHILE S.A. 7738 410 794 28 Telecomunicacoes da Bahia S.A 11172 408 102 72 Alestra 28573 384 526 25 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 844 76 34 LINKdotNET AS number 20858 293 34 3 EgyNet 3741 272 858 232 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 132 15 8 Ci Telecom Autonomous system 5536 123 8 9 Internet Egypt Network 5713 113 507 65 Telkom SA Ltd 33776 109 6 3 Starcomms Nigeria Limited 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 4313 3651 340 bellsouth.net, inc. 7303 1858 264 74 Telecom Argentina Stet-France 4323 1812 1045 380 Time Warner Telecom 1785 1740 717 139 AppliedTheory Corporation 20115 1592 1426 725 Charter Communications 17488 1536 121 97 Hathway IP Over Cable Interne 4766 1530 6928 392 Korea Telecom (KIX) 8151 1444 2832 236 Uninet S.A. de C.V. 7018 1433 9964 1002 AT&T WorldNet Services 6478 1305 296 500 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 1858 1784 Telecom Argentina Stet-France 1785 1740 1601 AppliedTheory Corporation 17488 1536 1439 Hathway IP Over Cable Interne 4323 1812 1432 Time Warner Telecom 8452 1232 1225 TEDATA 8151 1444 1208 Uninet S.A. de C.V. 11492 1202 1191 Cable One 4766 1530 1138 Korea Telecom (KIX) 18566 1061 1051 Covad Communications 4755 1178 999 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 /11:57 /12:167 /13:341 /14:594 /15:1156 /16:10431 /17:4667 /18:7994 /19:16867 /20:20116 /21:19981 /22:26108 /23:25647 /24:150824 /25:197 /26:283 /27:222 /28:208 /29:231 /30:145 /31:0 /32:115 Advertised prefixes smaller than registry allocations ----------------------------------------------------- ASN No of nets Total ann. Description 6389 2803 4313 bellsouth.net, inc. 7303 1389 1858 Telecom Argentina Stet-France 17488 1305 1536 Hathway IP Over Cable Interne 4766 1235 1530 Korea Telecom (KIX) 8452 1211 1232 TEDATA 11492 1157 1202 Cable One 1785 1149 1740 AppliedTheory Corporation 18566 1042 1061 Covad Communications 2386 965 1264 AT&T Data Communications Serv 4323 941 1812 Time Warner Telecom Complete listing at http://thyme.apnic.net/rviews/data/sXXas-nos Number of /24s announced per /8 block (Global) ---------------------------------------------- 4:13 8:174 12:2218 13:3 15:19 16:3 17:4 20:35 24:1112 32:146 38:548 40:96 41:1961 43:1 44:2 47:22 52:3 55:2 56:3 57:37 58:531 59:624 60:460 61:1107 62:1134 63:1970 64:3678 65:2402 66:3657 67:1485 68:695 69:2553 70:525 71:140 72:1685 73:2 74:1477 75:173 76:311 77:836 78:554 79:311 80:968 81:822 82:545 83:408 84:611 85:1018 86:396 87:652 88:356 89:1444 90:43 91:2106 92:332 93:1172 94:1240 95:820 96:107 97:184 98:245 99:17 109:1 110:36 112:91 113:93 114:220 115:222 116:1140 117:479 118:280 119:665 120:144 121:726 122:1007 123:535 124:954 125:1303 128:223 129:227 130:129 131:415 132:74 133:9 134:188 135:39 136:241 137:153 138:147 139:87 140:428 141:104 142:391 143:329 144:326 145:44 146:373 147:150 148:517 149:314 150:143 151:200 152:149 153:144 154:11 155:269 156:169 157:300 158:129 159:273 160:281 161:134 162:275 163:151 164:478 165:536 166:279 167:361 168:679 169:162 170:502 171:38 172:10 173:260 174:162 178:1 186:8 187:90 188:9 189:402 190:3028 192:5849 193:4325 194:3424 195:2728 196:1050 198:3747 199:3325 200:5791 201:1484 202:8006 203:8096 204:3787 205:2181 206:2437 207:2792 208:4010 209:3443 210:2651 211:1129 212:1556 213:1751 214:69 215:26 216:4545 217:1269 218:364 219:415 220:1207 221:451 222:281 End of report