Routing Table Report 00:00 GMT Wed 23 Dec, 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: 313195 Prefixes after maximum aggregation: 143494 Deaggregation factor: 2.18 Unique aggregates announced to Internet: 151279 Total ASes present in the Internet Routing Table: 33040 Prefixes per ASN: 9.48 Origin-only ASes present in the Internet Routing Table: 28563 Origin ASes announcing only one prefix: 13967 Transit ASes present in the Internet Routing Table: 4477 Transit-only ASes present in the Internet Routing Table: 108 Average AS path length visible in the Internet Routing Table: 4.0 Max AS path length visible: 24 Max AS path prepend of ASN (31759) 22 Prefixes from unregistered ASNs in the Routing Table: 481 Unregistered ASNs in the Routing Table: 163 Number of 32-bit ASNs allocated by the RIRs: 367 Prefixes from 32-bit ASNs in the Routing Table: 28 Special use prefixes present in the Routing Table: 1 Prefixes being announced from unallocated address space: 161 Number of addresses announced to Internet: 2167608127 Equivalent to 129 /8s, 51 /16s and 19 /24s Percentage of available address space announced: 58.5 Percentage of allocated address space announced: 66.3 Percentage of available address space allocated: 88.2 Percentage of address space in use by end-sites: 80.5 Total number of prefixes smaller than registry allocations: 151681 APNIC Region Analysis Summary ----------------------------- Prefixes being announced by APNIC Region ASes: 75452 Total APNIC prefixes after maximum aggregation: 25662 APNIC Deaggregation factor: 2.94 Prefixes being announced from the APNIC address blocks: 72240 Unique aggregates announced from the APNIC address blocks: 31199 APNIC Region origin ASes present in the Internet Routing Table: 3899 APNIC Prefixes per ASN: 18.53 APNIC Region origin ASes announcing only one prefix: 1069 APNIC Region transit ASes present in the Internet Routing Table: 622 Average APNIC Region AS path length visible: 4.3 Max APNIC Region AS path length visible: 23 Number of APNIC addresses announced to Internet: 485359872 Equivalent to 28 /8s, 238 /16s and 1 /24s Percentage of available APNIC address space announced: 80.4 APNIC AS Blocks 4608-4864, 7467-7722, 9216-10239, 17408-18431 (pre-ERX allocations) 23552-24575, 37888-38911, 45056-46079 55296-56319, 131072-132095 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, 133/8, 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: 131589 Total ARIN prefixes after maximum aggregation: 67985 ARIN Deaggregation factor: 1.94 Prefixes being announced from the ARIN address blocks: 105112 Unique aggregates announced from the ARIN address blocks: 38994 ARIN Region origin ASes present in the Internet Routing Table: 13460 ARIN Prefixes per ASN: 7.81 ARIN Region origin ASes announcing only one prefix: 5209 ARIN Region transit ASes present in the Internet Routing Table: 1385 Average ARIN Region AS path length visible: 3.7 Max ARIN Region AS path length visible: 24 Number of ARIN addresses announced to Internet: 734325281 Equivalent to 43 /8s, 196 /16s and 234 /24s Percentage of available ARIN address space announced: 64.4 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, 393216-394239 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: 72272 Total RIPE prefixes after maximum aggregation: 41541 RIPE Deaggregation factor: 1.74 Prefixes being announced from the RIPE address blocks: 65656 Unique aggregates announced from the RIPE address blocks: 42867 RIPE Region origin ASes present in the Internet Routing Table: 13925 RIPE Prefixes per ASN: 4.71 RIPE Region origin ASes announcing only one prefix: 7213 RIPE Region transit ASes present in the Internet Routing Table: 2135 Average RIPE Region AS path length visible: 4.3 Max RIPE Region AS path length visible: 24 Number of RIPE addresses announced to Internet: 409016633 Equivalent to 24 /8s, 97 /16s and 25 /24s Percentage of available RIPE address space announced: 76.2 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, 196608-197631 RIPE Address Blocks 2/8, 25/8, 46/8, 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: 27691 Total LACNIC prefixes after maximum aggregation: 6548 LACNIC Deaggregation factor: 4.23 Prefixes being announced from the LACNIC address blocks: 26035 Unique aggregates announced from the LACNIC address blocks: 13824 LACNIC Region origin ASes present in the Internet Routing Table: 1225 LACNIC Prefixes per ASN: 21.25 LACNIC Region origin ASes announcing only one prefix: 382 LACNIC Region transit ASes present in the Internet Routing Table: 202 Average LACNIC Region AS path length visible: 4.4 Max LACNIC Region AS path length visible: 20 Number of LACNIC addresses announced to Internet: 69603280 Equivalent to 4 /8s, 38 /16s and 15 /24s Percentage of available LACNIC address space announced: 69.1 LACNIC AS Blocks 26592-26623, 27648-28671, 52224-53247, 262144-263167 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: 5913 Total AfriNIC prefixes after maximum aggregation: 1600 AfriNIC Deaggregation factor: 3.70 Prefixes being announced from the AfriNIC address blocks: 4318 Unique aggregates announced from the AfriNIC address blocks: 1548 AfriNIC Region origin ASes present in the Internet Routing Table: 338 AfriNIC Prefixes per ASN: 12.78 AfriNIC Region origin ASes announcing only one prefix: 94 AfriNIC Region transit ASes present in the Internet Routing Table: 70 Average AfriNIC Region AS path length visible: 4.2 Max AfriNIC Region AS path length visible: 17 Number of AfriNIC addresses announced to Internet: 14526720 Equivalent to 0 /8s, 221 /16s and 169 /24s Percentage of available AfriNIC address space announced: 43.3 AfriNIC AS Blocks 36864-37887, 327680-328703 & 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 1616 7508 459 Korea Telecom (KIX) 17488 1459 145 133 Hathway IP Over Cable Interne 4755 1283 291 146 Videsh Sanchar Nigam Ltd. Aut 9583 999 75 502 Sify Limited 18101 997 204 37 Reliance Infocom Ltd Internet 4134 955 19445 398 CHINANET-BACKBONE 7545 919 198 96 TPG Internet Pty Ltd 17974 857 272 61 PT TELEKOMUNIKASI INDONESIA 9829 852 676 23 BSNL National Internet Backbo 24560 814 295 177 Bharti Airtel Ltd. 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 4189 3892 301 bellsouth.net, inc. 4323 3769 1068 399 Time Warner Telecom 20115 2150 1488 660 Charter Communications 1785 1798 699 134 AppliedTheory Corporation 7018 1565 5778 1009 AT&T WorldNet Services 2386 1288 600 937 AT&T Data Communications Serv 3356 1206 10925 419 Level 3 Communications, LLC 11492 1153 222 14 Cable One 22773 1121 2600 66 Cox Communications, Inc. 6478 1100 242 304 AT&T Worldnet Services 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 30890 517 98 207 Evolva Telecom 35805 505 40 5 United Telecom AS 9116 460 296 30 Goldenlines main autonomous s 3292 451 1903 393 TDC Tele Danmark 702 419 1837 337 UUNET - Commercial IP service 8551 387 354 41 Bezeq International 8866 383 110 23 Bulgarian Telecommunication C 3301 378 1412 306 TeliaNet Sweden 3320 361 7068 307 Deutsche Telekom AG 9198 351 202 13 Kazakhtelecom Corporate Sales 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 8151 1570 2896 226 Uninet S.A. de C.V. 28573 1019 673 85 Types of queries are: POCs, o 10620 1003 223 130 TVCABLE BOGOTA 7303 665 350 95 Telecom Argentina Stet-France 22047 545 302 14 Types of queries are: POCs, o 11830 473 308 59 Instituto Costarricense de El 7738 454 858 29 Telecomunicacoes da Bahia S.A 11172 445 99 70 Alestra 14117 437 29 11 Telefonica del Sur S.A. 6503 433 163 183 AVANTEL, S.A. 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 8452 1035 444 8 TEDATA 24863 713 142 54 LINKdotNET AS number 3741 273 857 233 The Internet Solution 2018 178 196 100 TENET-1 6713 177 167 12 Itissalat Al-MAGHRIB 29571 146 19 9 Ci Telecom Autonomous system 29975 134 506 15 Vodacom 33776 123 7 11 Starcomms Nigeria Limited 5536 121 8 18 Internet Egypt Network 5713 116 505 67 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 4189 3892 301 bellsouth.net, inc. 4323 3769 1068 399 Time Warner Telecom 20115 2150 1488 660 Charter Communications 1785 1798 699 134 AppliedTheory Corporation 4766 1616 7508 459 Korea Telecom (KIX) 8151 1570 2896 226 Uninet S.A. de C.V. 7018 1565 5778 1009 AT&T WorldNet Services 17488 1459 145 133 Hathway IP Over Cable Interne 2386 1288 600 937 AT&T Data Communications Serv 4755 1283 291 146 Videsh Sanchar Nigam Ltd. Aut Complete listing at http://thyme.apnic.net/rviews/data-ASnet Global Per AS Maximum Aggr summary ---------------------------------- ASN No of nets Net Savings Description 4323 3769 3370 Time Warner Telecom 1785 1798 1664 AppliedTheory Corporation 20115 2150 1490 Charter Communications 8151 1570 1344 Uninet S.A. de C.V. 17488 1459 1326 Hathway IP Over Cable Interne 4766 1616 1157 Korea Telecom (KIX) 11492 1153 1139 Cable One 4755 1283 1137 Videsh Sanchar Nigam Ltd. Aut 22773 1121 1055 Cox Communications, Inc. 18566 1059 1049 Covad Communications 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 2.0.0.0/16 12654 RIPE NCC RIS Project 2.1.0.0/21 12654 RIPE NCC RIS Project 2.1.24.0/24 12654 RIPE NCC RIS Project 41.223.92.0/22 36936 >>UNKNOWN<< 41.223.188.0/24 22351 Intelsat 41.223.189.0/24 26452 Local Communications Networks 46.0.0.0/16 12654 RIPE NCC RIS Project 46.1.0.0/21 12654 RIPE NCC RIS Project 46.1.24.0/24 12654 RIPE NCC RIS Project 62.61.220.0/24 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 /8:23 /9:10 /10:25 /11:65 /12:184 /13:388 /14:651 /15:1235 /16:10854 /17:5136 /18:8762 /19:18194 /20:21960 /21:22002 /22:28492 /23:28668 /24:162223 /25:740 /26:1038 /27:421 /28:490 /29:776 /30:557 /31:6 /32:295 Advertised prefixes smaller than registry allocations ----------------------------------------------------- ASN No of nets Total ann. Description 6389 2730 4189 bellsouth.net, inc. 4323 2366 3769 Time Warner Telecom 4766 1267 1616 Korea Telecom (KIX) 1785 1265 1798 AppliedTheory Corporation 17488 1224 1459 Hathway IP Over Cable Interne 20115 1153 2150 Charter Communications 11492 1073 1153 Cable One 18566 1040 1059 Covad Communications 7018 954 1565 AT&T WorldNet Services 8452 931 1035 TEDATA Complete listing at http://thyme.apnic.net/rviews/data-sXXas-nos Number of /24s announced per /8 block (Global) ---------------------------------------------- 2:1 4:13 8:244 12:2031 13:9 15:22 16:3 17:8 20:37 24:1330 32:151 38:635 40:99 41:1849 44:3 46:1 47:30 52:6 55:2 56:2 57:36 58:644 59:659 60:445 61:1099 62:980 63:2024 64:3820 65:2379 66:4156 67:1793 68:1059 69:2834 70:685 71:245 72:1896 73:3 74:2061 75:232 76:362 77:865 78:607 79:408 80:934 81:813 82:502 83:451 84:524 85:1017 86:393 87:700 88:417 89:1573 90:63 91:2662 92:428 93:1135 94:1345 95:799 96:194 97:291 98:442 99:23 109:196 110:281 111:507 112:163 113:222 114:294 115:478 116:1099 117:593 118:368 119:812 120:148 121:837 122:1359 123:802 124:1022 125:1313 128:213 129:202 130:134 131:454 132:83 133:16 134:187 135:41 136:228 137:168 138:235 139:93 140:460 141:122 142:377 143:334 144:390 145:53 146:390 147:181 148:564 149:194 150:149 151:172 152:227 153:162 154:2 155:270 156:173 157:332 158:98 159:354 160:302 161:174 162:281 163:220 164:309 165:471 166:492 167:392 168:756 169:160 170:601 171:42 172:1 173:405 174:451 175:19 180:264 183:168 184:3 186:242 187:253 188:1056 189:667 190:3434 192:5755 193:4379 194:3404 195:2889 196:1189 198:3559 199:3397 200:5260 201:1480 202:8211 203:8315 204:3989 205:2174 206:2432 207:3072 208:3958 209:3441 210:2561 211:1175 212:1709 213:1640 214:245 215:58 216:4481 217:1384 218:483 219:485 220:1159 221:450 222:300 End of report