Routing Table Report 00:00 GMT Sat 04 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: 286173 Prefixes after maximum aggregation: 135040 Deaggregation factor: 2.12 Unique aggregates announced to Internet: 139575 Total ASes present in the Internet Routing Table: 30956 Prefixes per ASN: 9.24 Origin-only ASes present in the Internet Routing Table: 26843 Origin ASes announcing only one prefix: 13086 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: 552 Unregistered ASNs in the Routing Table: 198 Number of 32-bit ASNs allocated by the RIRs: 138 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: 226 Number of addresses announced to Internet: 2024530461 Equivalent to 120 /8s, 171 /16s and 226 /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: 140865 APNIC Region Analysis Summary ----------------------------- Prefixes being announced by APNIC Region ASes: 65464 Total APNIC prefixes after maximum aggregation: 23324 APNIC Deaggregation factor: 2.81 Prefixes being announced from the APNIC address blocks: 62158 Unique aggregates announced from the APNIC address blocks: 28597 APNIC Region origin ASes present in the Internet Routing Table: 3573 APNIC Prefixes per ASN: 17.40 APNIC Region origin ASes announcing only one prefix: 964 APNIC Region transit ASes present in the Internet Routing Table: 559 Average APNIC Region AS path length visible: 4.3 Max APNIC Region AS path length visible: 22 Number of APNIC addresses announced to Internet: 409841920 Equivalent to 24 /8s, 109 /16s and 177 /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: 124298 Total ARIN prefixes after maximum aggregation: 66132 ARIN Deaggregation factor: 1.88 Prefixes being announced from the ARIN address blocks: 92922 Unique aggregates announced from the ARIN address blocks: 36429 ARIN Region origin ASes present in the Internet Routing Table: 12901 ARIN Prefixes per ASN: 7.20 ARIN Region origin ASes announcing only one prefix: 4960 ARIN Region transit ASes present in the Internet Routing Table: 1281 Average ARIN Region AS path length visible: 3.5 Max ARIN Region AS path length visible: 25 Number of ARIN addresses announced to Internet: 421045761 Equivalent to 25 /8s, 24 /16s and 166 /24s Percentage of available ARIN address space announced: 81.0 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: 65899 Total RIPE prefixes after maximum aggregation: 37970 RIPE Deaggregation factor: 1.74 Prefixes being announced from the RIPE address blocks: 60813 Unique aggregates announced from the RIPE address blocks: 39565 RIPE Region origin ASes present in the Internet Routing Table: 12859 RIPE Prefixes per ASN: 4.73 RIPE Region origin ASes announcing only one prefix: 6732 RIPE Region transit ASes present in the Internet Routing Table: 1973 Average RIPE Region AS path length visible: 4.0 Max RIPE Region AS path length visible: 25 Number of RIPE addresses announced to Internet: 392294440 Equivalent to 23 /8s, 97 /16s and 240 /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: 25259 Total LACNIC prefixes after maximum aggregation: 5873 LACNIC Deaggregation factor: 4.30 Prefixes being announced from the LACNIC address blocks: 23467 Unique aggregates announced from the LACNIC address blocks: 11807 LACNIC Region origin ASes present in the Internet Routing Table: 1086 LACNIC Prefixes per ASN: 21.61 LACNIC Region origin ASes announcing only one prefix: 342 LACNIC Region transit ASes present in the Internet Routing Table: 180 Average LACNIC Region AS path length visible: 4.2 Max LACNIC Region AS path length visible: 28 Number of LACNIC addresses announced to Internet: 61773834 Equivalent to 3 /8s, 174 /16s and 152 /24s Percentage of available LACNIC address space announced: 61.4 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: 1392 AfriNIC Deaggregation factor: 3.45 Prefixes being announced from the AfriNIC address blocks: 4480 Unique aggregates announced from the AfriNIC address blocks: 1344 AfriNIC Region origin ASes present in the Internet Routing Table: 290 AfriNIC Prefixes per ASN: 15.45 AfriNIC Region origin ASes announcing only one prefix: 88 AfriNIC Region transit ASes present in the Internet Routing Table: 57 Average AfriNIC Region AS path length visible: 3.8 Max AfriNIC Region AS path length visible: 18 Number of AfriNIC addresses announced to Internet: 10175744 Equivalent to 0 /8s, 155 /16s and 69 /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 1538 121 98 Hathway IP Over Cable Interne 4766 1527 6929 395 Korea Telecom (KIX) 4755 1179 405 179 Videsh Sanchar Nigam Ltd. Aut 9583 1086 86 534 Sify Limited 4134 902 16382 367 CHINANET-BACKBONE 7545 771 163 104 TPG Internet Pty Ltd 18101 753 206 30 Reliance Infocom Ltd Internet 24560 680 228 176 Bharti Airtel Ltd. 9498 677 296 50 BHARTI BT INTERNET LTD. 9829 637 491 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 4306 3651 340 bellsouth.net, inc. 4323 1815 1045 380 Time Warner Telecom 1785 1742 717 139 AppliedTheory Corporation 20115 1593 1426 726 Charter Communications 7018 1433 9964 1002 AT&T WorldNet Services 6478 1310 297 495 AT&T Worldnet Services 2386 1260 668 910 AT&T Data Communications Serv 11492 1205 192 11 Cable One 3356 1204 10962 450 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 1232 188 7 TEDATA 35228 480 144 5 Avatar Broadband Limited 3292 461 1764 390 TDC Tele Danmark 30890 434 86 197 Evolva Telecom 12479 407 578 6 Uni2 Autonomous System 3320 342 7081 293 Deutsche Telekom AG 3215 340 3025 108 France Telecom Transpac 3301 340 1685 305 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 1859 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 591 31 10 NSS, S.A. 11830 518 294 42 Instituto Costarricense de El 6471 444 96 32 ENTEL CHILE S.A. 7738 410 794 28 Telecomunicacoes da Bahia S.A 11172 408 102 72 Alestra 28573 389 526 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 38 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 137 15 8 Ci Telecom Autonomous system 5536 123 8 9 Internet Egypt Network 5713 113 507 65 Telkom SA Ltd 33776 105 6 7 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 4306 3651 340 bellsouth.net, inc. 7303 1859 264 74 Telecom Argentina Stet-France 4323 1815 1045 380 Time Warner Telecom 1785 1742 717 139 AppliedTheory Corporation 20115 1593 1426 726 Charter Communications 17488 1538 121 98 Hathway IP Over Cable Interne 4766 1527 6929 395 Korea Telecom (KIX) 8151 1444 2832 236 Uninet S.A. de C.V. 7018 1433 9964 1002 AT&T WorldNet Services 6478 1310 297 495 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 1859 1785 Telecom Argentina Stet-France 1785 1742 1603 AppliedTheory Corporation 17488 1538 1440 Hathway IP Over Cable Interne 4323 1815 1435 Time Warner Telecom 8452 1232 1225 TEDATA 8151 1444 1208 Uninet S.A. de C.V. 11492 1205 1194 Cable One 4766 1527 1132 Korea Telecom (KIX) 18566 1061 1051 Covad Communications 4755 1179 1000 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 /8:22 /9:10 /10:20 /11:57 /12:167 /13:341 /14:594 /15:1157 /16:10432 /17:4672 /18:8002 /19:16852 /20:20120 /21:19939 /22:26046 /23:25665 /24:150704 /25:198 /26:283 /27:218 /28:196 /29:219 /30:144 /31:0 /32:115 Advertised prefixes smaller than registry allocations ----------------------------------------------------- ASN No of nets Total ann. Description 6389 2802 4306 bellsouth.net, inc. 7303 1390 1859 Telecom Argentina Stet-France 17488 1305 1538 Hathway IP Over Cable Interne 4766 1230 1527 Korea Telecom (KIX) 8452 1211 1232 TEDATA 11492 1157 1205 Cable One 1785 1151 1742 AppliedTheory Corporation 18566 1042 1061 Covad Communications 2386 962 1260 AT&T Data Communications Serv 4323 943 1815 Time Warner Telecom Complete listing at http://thyme.apnic.net/rviews/data/sXXas-nos Number of /24s announced per /8 block (Global) ---------------------------------------------- 4:13 8:179 12:2219 13:3 15:19 16:3 17:4 20:35 24:1116 32:146 38:548 40:97 41:1962 43:1 44:2 47:22 52:3 55:2 56:3 57:37 58:534 59:617 60:461 61:1112 62:1134 63:1967 64:3674 65:2402 66:3662 67:1480 68:695 69:2552 70:525 71:141 72:1681 73:2 74:1479 75:172 76:311 77:837 78:555 79:311 80:972 81:825 82:542 83:413 84:616 85:1025 86:396 87:652 88:356 89:1444 90:44 91:2118 92:339 93:1176 94:1235 95:823 96:106 97:184 98:245 99:17 109:1 110:36 112:92 113:92 114:230 115:223 116:1148 117:487 118:285 119:665 120:144 121:726 122:1009 123:536 124:954 125:1304 128:223 129:227 130:129 131:415 132:74 133:9 134:188 135:39 136:241 137:153 138:147 139:87 140:436 141:103 142:391 143:323 144:333 145:44 146:373 147:150 148:519 149:314 150:143 151:200 152:149 153:144 154:11 155:269 156:170 157:300 158:129 159:273 160:280 161:134 162:275 163:151 164:477 165:535 166:279 167:361 168:678 169:162 170:502 171:38 172:10 173:260 174:165 178:1 186:8 187:90 188:9 189:404 190:2993 192:5820 193:4325 194:3428 195:2728 196:1051 198:3738 199:3322 200:5691 201:1473 202:8007 203:8074 204:3788 205:2176 206:2436 207:2792 208:4013 209:3446 210:2654 211:1124 212:1558 213:1753 214:69 215:26 216:4531 217:1264 218:365 219:416 220:1209 221:451 222:280 End of report