Routing Table Report 04:00 +10GMT Fri 29 Jan, 2010 Report Website: http://thyme.apnic.net Detailed Analysis: http://thyme.apnic.net/current/ Analysis Summary ---------------- BGP routing table entries examined: 309961 Prefixes after maximum aggregation: 143849 Deaggregation factor: 2.15 Unique aggregates announced to Internet: 152111 Total ASes present in the Internet Routing Table: 33172 Prefixes per ASN: 9.34 Origin-only ASes present in the Internet Routing Table: 28790 Origin ASes announcing only one prefix: 14056 Transit ASes present in the Internet Routing Table: 4382 Transit-only ASes present in the Internet Routing Table: 110 Average AS path length visible in the Internet Routing Table: 3.6 Max AS path length visible: 23 Max AS path prepend of ASN ( 9503) 21 Prefixes from unregistered ASNs in the Routing Table: 803 Unregistered ASNs in the Routing Table: 130 Number of 32-bit ASNs allocated by the RIRs: 409 Prefixes from 32-bit ASNs in the Routing Table: 367 Special use prefixes present in the Routing Table: 0 Prefixes being announced from unallocated address space: 210 Number of addresses announced to Internet: 2182474944 Equivalent to 130 /8s, 21 /16s and 236 /24s Percentage of available address space announced: 58.9 Percentage of allocated address space announced: 66.1 Percentage of available address space allocated: 89.1 Percentage of address space in use by end-sites: 81.0 Total number of prefixes smaller than registry allocations: 149354 APNIC Region Analysis Summary ----------------------------- Prefixes being announced by APNIC Region ASes: 74966 Total APNIC prefixes after maximum aggregation: 25864 APNIC Deaggregation factor: 2.90 Prefixes being announced from the APNIC address blocks: 71651 Unique aggregates announced from the APNIC address blocks: 31469 APNIC Region origin ASes present in the Internet Routing Table: 3936 APNIC Prefixes per ASN: 18.20 APNIC Region origin ASes announcing only one prefix: 1081 APNIC Region transit ASes present in the Internet Routing Table: 619 Average APNIC Region AS path length visible: 3.6 Max APNIC Region AS path length visible: 23 Number of APNIC addresses announced to Internet: 490403104 Equivalent to 29 /8s, 58 /16s and 245 /24s Percentage of available APNIC address space announced: 76.9 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 1/8, 27/8, 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: 129579 Total ARIN prefixes after maximum aggregation: 67652 ARIN Deaggregation factor: 1.92 Prefixes being announced from the ARIN address blocks: 103636 Unique aggregates announced from the ARIN address blocks: 39310 ARIN Region origin ASes present in the Internet Routing Table: 13462 ARIN Prefixes per ASN: 7.70 ARIN Region origin ASes announcing only one prefix: 5207 ARIN Region transit ASes present in the Internet Routing Table: 1327 Average ARIN Region AS path length visible: 3.3 Max ARIN Region AS path length visible: 22 Number of ARIN addresses announced to Internet: 738294560 Equivalent to 44 /8s, 1 /16s and 123 /24s Percentage of available ARIN address space announced: 64.7 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 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: 71426 Total RIPE prefixes after maximum aggregation: 41622 RIPE Deaggregation factor: 1.72 Prefixes being announced from the RIPE address blocks: 64460 Unique aggregates announced from the RIPE address blocks: 42942 RIPE Region origin ASes present in the Internet Routing Table: 14019 RIPE Prefixes per ASN: 4.60 RIPE Region origin ASes announcing only one prefix: 7282 RIPE Region transit ASes present in the Internet Routing Table: 2107 Average RIPE Region AS path length visible: 3.9 Max RIPE Region AS path length visible: 21 Number of RIPE addresses announced to Internet: 414974848 Equivalent to 24 /8s, 188 /16s and 3 /24s Percentage of available RIPE address space announced: 77.3 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, 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: 27138 Total LACNIC prefixes after maximum aggregation: 6510 LACNIC Deaggregation factor: 4.17 Prefixes being announced from the LACNIC address blocks: 25509 Unique aggregates announced from the LACNIC address blocks: 13784 LACNIC Region origin ASes present in the Internet Routing Table: 1227 LACNIC Prefixes per ASN: 20.79 LACNIC Region origin ASes announcing only one prefix: 393 LACNIC Region transit ASes present in the Internet Routing Table: 207 Average LACNIC Region AS path length visible: 4.0 Max LACNIC Region AS path length visible: 21 Number of LACNIC addresses announced to Internet: 70290432 Equivalent to 4 /8s, 48 /16s and 140 /24s Percentage of available LACNIC address space announced: 69.8 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: 6263 Total AfriNIC prefixes after maximum aggregation: 1840 AfriNIC Deaggregation factor: 3.40 Prefixes being announced from the AfriNIC address blocks: 4646 Unique aggregates announced from the AfriNIC address blocks: 1448 AfriNIC Region origin ASes present in the Internet Routing Table: 338 AfriNIC Prefixes per ASN: 13.75 AfriNIC Region origin ASes announcing only one prefix: 93 AfriNIC Region transit ASes present in the Internet Routing Table: 75 Average AfriNIC Region AS path length visible: 3.8 Max AfriNIC Region AS path length visible: 16 Number of AfriNIC addresses announced to Internet: 14841344 Equivalent to 0 /8s, 226 /16s and 118 /24s Percentage of available AfriNIC address space announced: 44.2 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 1859 7511 472 Korea Telecom (KIX) 4755 1314 305 136 TATA Communications formerly 17488 1273 131 138 Hathway IP Over Cable Interne 18101 1044 220 36 Reliance Infocom Ltd Internet 4134 1018 19605 398 CHINANET-BACKBONE 9583 983 71 489 Sify Limited 7545 925 198 98 TPG Internet Pty Ltd 17974 886 277 43 PT TELEKOMUNIKASI INDONESIA 9829 840 684 21 BSNL National Internet Backbo 24560 840 299 173 Bharti Airtel Ltd., Telemedia 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 4138 3875 317 bellsouth.net, inc. 4323 3794 1088 395 Time Warner Telecom 1785 1818 699 132 PaeTec Communications, Inc. 7018 1586 5775 1024 AT&T WorldNet Services 20115 1543 1490 671 Charter Communications 2386 1293 616 917 AT&T Data Communications Serv 3356 1201 10931 423 Level 3 Communications, LLC 11492 1138 222 14 Cable One 22773 1125 2600 66 Cox Communications, Inc. 6478 1111 241 249 AT&T Worldnet Services 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 35805 477 40 5 United Telecom of Georgia 3292 454 1904 396 TDC Tele Danmark 30890 445 100 206 Evolva Telecom 702 422 1821 336 UUNET - Commercial IP service 8551 397 353 37 Bezeq International 8866 375 110 24 Bulgarian Telecommunication C 3320 360 7069 309 Deutsche Telekom AG 3301 350 1412 311 TeliaNet Sweden 3215 345 3174 102 France Telecom Transpac 12479 320 576 5 Uni2 Autonomous System 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 1572 2885 239 UniNet S.A. de C.V. 10620 1010 226 132 TVCABLE BOGOTA 28573 841 672 85 NET Servicos de Comunicao S.A 7303 674 356 101 Telecom Argentina Stet-France 22047 563 310 15 VTR PUNTO NET S.A. 11830 472 308 59 Instituto Costarricense de El 6503 446 163 185 AVANTEL, S.A. 11172 444 99 69 Servicios Alestra S.A de C.V 14117 439 29 12 Telefonica del Sur S.A. 3816 432 194 70 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 964 445 9 TEDATA 24863 718 143 53 LINKdotNET AS number 36992 475 87 245 Etisalat MISR 3741 274 857 234 The Internet Solution 2018 189 197 108 Tertiary Education Network 6713 177 167 12 Itissalat Al-MAGHRIB 29571 167 19 9 Ci Telecom Autonomous system 29975 134 506 15 Vodacom 33776 123 7 11 Starcomms Nigeria Limited 24835 112 78 10 RAYA Telecom - Egypt 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 4138 3875 317 bellsouth.net, inc. 4323 3794 1088 395 Time Warner Telecom 4766 1859 7511 472 Korea Telecom (KIX) 1785 1818 699 132 PaeTec Communications, Inc. 7018 1586 5775 1024 AT&T WorldNet Services 8151 1572 2885 239 UniNet S.A. de C.V. 20115 1543 1490 671 Charter Communications 4755 1314 305 136 TATA Communications formerly 2386 1293 616 917 AT&T Data Communications Serv 17488 1273 131 138 Hathway IP Over Cable Interne Complete listing at http://thyme.apnic.net/current/data-ASnet Global Per AS Maximum Aggr summary ---------------------------------- ASN No of nets Net Savings Description 4323 3794 3399 Time Warner Telecom 1785 1818 1686 PaeTec Communications, Inc. 4766 1859 1387 Korea Telecom (KIX) 8151 1572 1333 UniNet S.A. de C.V. 4755 1314 1178 TATA Communications formerly 17488 1273 1135 Hathway IP Over Cable Interne 11492 1138 1124 Cable One 22773 1125 1059 Cox Communications, Inc. 18566 1059 1049 Covad Communications 18101 1044 1008 Reliance Infocom Ltd Internet 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 12.39.155.0/24 7018 AT&T WorldNet Servic 26973 UNALLOCATED 12.39.159.0/24 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 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/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 /8:21 /9:10 /10:25 /11:66 /12:185 /13:386 /14:661 /15:1245 /16:10888 /17:5107 /18:8686 /19:17869 /20:21772 /21:21818 /22:28153 /23:28155 /24:162000 /25:927 /26:1164 /27:583 /28:216 /29:9 /30:7 /31:0 /32:8 Advertised prefixes smaller than registry allocations ----------------------------------------------------- ASN No of nets Total ann. Description 6389 2696 4138 bellsouth.net, inc. 4323 2361 3794 Time Warner Telecom 4766 1477 1859 Korea Telecom (KIX) 1785 1285 1818 PaeTec Communications, Inc. 11492 1058 1138 Cable One 17488 1052 1273 Hathway IP Over Cable Interne 18566 1040 1059 Covad Communications 7018 958 1586 AT&T WorldNet Services 18101 924 1044 Reliance Infocom Ltd Internet 10620 915 1010 TVCABLE BOGOTA Complete listing at http://thyme.apnic.net/current/data-sXXas-nos Number of /24s announced per /8 block (Global) ---------------------------------------------- 1:2 2:1 4:13 8:234 12:2006 13:10 15:22 16:3 17:8 20:39 24:1301 27:1 32:49 38:645 40:99 41:1860 44:3 46:1 47:26 52:6 55:2 56:2 57:23 58:637 59:640 60:389 61:1100 62:978 63:2023 64:3782 65:2362 66:4097 67:1798 68:1047 69:2834 70:688 71:236 72:1872 73:2 74:2074 75:241 76:356 77:822 78:584 79:411 80:957 81:782 82:457 83:439 84:639 85:1002 86:380 87:707 88:417 89:1539 90:66 91:2697 92:416 93:1171 94:1292 95:791 96:212 97:295 98:536 99:23 100:1 109:262 110:288 111:427 112:218 113:222 114:316 115:514 116:1032 117:601 118:373 119:805 120:144 121:828 122:1378 123:834 124:1076 125:1289 128:197 129:203 130:138 131:477 132:81 133:16 134:195 135:41 136:224 137:172 138:237 139:90 140:464 141:132 142:377 143:349 144:389 145:51 146:417 147:181 148:567 149:196 150:146 151:171 152:248 153:165 154:2 155:269 156:178 157:331 158:97 159:354 160:305 161:176 162:273 163:187 164:305 165:464 166:498 167:389 168:758 169:157 170:571 171:48 172:2 173:455 174:525 175:31 180:294 183:213 184:3 186:265 187:211 188:1284 189:605 190:3500 192:5724 193:4434 194:3339 195:2789 196:1171 198:3559 199:3383 200:5231 201:1459 202:8078 203:8305 204:4002 205:2178 206:2413 207:3043 208:3923 209:3429 210:2537 211:1174 212:1658 213:1647 214:257 215:62 216:4438 217:1498 218:485 219:449 220:1129 221:468 222:309 End of report