This is an automated weekly mailing describing the state of the Internet Routing Table as seen from APNIC's router in Japan.
The posting is sent to APOPS, NANOG, AfNOG, AusNOG, SANOG, PacNOG, LacNOG, TRNOG, CaribNOG and the RIPE Routing Working Group. Daily listings are sent to bgp-st...@lists.apnic.net For historical data, please see http://thyme.rand.apnic.net. If you have any comments please contact Philip Smith <pfsi...@gmail.com>. Routing Table Report 04:00 +10GMT Sat 03 Aug, 2013 Report Website: http://thyme.rand.apnic.net Detailed Analysis: http://thyme.rand.apnic.net/current/ Analysis Summary ---------------- BGP routing table entries examined: 462161 Prefixes after maximum aggregation: 186936 Deaggregation factor: 2.47 Unique aggregates announced to Internet: 228387 Total ASes present in the Internet Routing Table: 44607 Prefixes per ASN: 10.36 Origin-only ASes present in the Internet Routing Table: 34905 Origin ASes announcing only one prefix: 16176 Transit ASes present in the Internet Routing Table: 5877 Transit-only ASes present in the Internet Routing Table: 159 Average AS path length visible in the Internet Routing Table: 4.6 Max AS path length visible: 29 Max AS path prepend of ASN ( 36992) 22 Prefixes from unregistered ASNs in the Routing Table: 3785 Unregistered ASNs in the Routing Table: 1451 Number of 32-bit ASNs allocated by the RIRs: 4919 Number of 32-bit ASNs visible in the Routing Table: 3825 Prefixes from 32-bit ASNs in the Routing Table: 11480 Special use prefixes present in the Routing Table: 29 Prefixes being announced from unallocated address space: 280 Number of addresses announced to Internet: 2631038412 Equivalent to 156 /8s, 210 /16s and 117 /24s Percentage of available address space announced: 71.1 Percentage of allocated address space announced: 71.1 Percentage of available address space allocated: 100.0 Percentage of address space in use by end-sites: 94.8 Total number of prefixes smaller than registry allocations: 162245 APNIC Region Analysis Summary ----------------------------- Prefixes being announced by APNIC Region ASes: 111245 Total APNIC prefixes after maximum aggregation: 33944 APNIC Deaggregation factor: 3.28 Prefixes being announced from the APNIC address blocks: 113001 Unique aggregates announced from the APNIC address blocks: 46108 APNIC Region origin ASes present in the Internet Routing Table: 4859 APNIC Prefixes per ASN: 23.26 APNIC Region origin ASes announcing only one prefix: 1220 APNIC Region transit ASes present in the Internet Routing Table: 822 Average APNIC Region AS path length visible: 4.7 Max APNIC Region AS path length visible: 28 Number of APNIC region 32-bit ASNs visible in the Routing Table: 624 Number of APNIC addresses announced to Internet: 725607392 Equivalent to 43 /8s, 63 /16s and 227 /24s Percentage of available APNIC address space announced: 84.8 APNIC AS Blocks 4608-4864, 7467-7722, 9216-10239, 17408-18431 (pre-ERX allocations) 23552-24575, 37888-38911, 45056-46079, 55296-56319, 58368-59391, 131072-133119 APNIC Address Blocks 1/8, 14/8, 27/8, 36/8, 39/8, 42/8, 43/8, 49/8, 58/8, 59/8, 60/8, 61/8, 101/8, 103/8, 106/8, 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, 150/8, 153/8, 163/8, 171/8, 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, 223/8, ARIN Region Analysis Summary ---------------------------- Prefixes being announced by ARIN Region ASes: 159988 Total ARIN prefixes after maximum aggregation: 80604 ARIN Deaggregation factor: 1.98 Prefixes being announced from the ARIN address blocks: 160571 Unique aggregates announced from the ARIN address blocks: 74210 ARIN Region origin ASes present in the Internet Routing Table: 15784 ARIN Prefixes per ASN: 10.17 ARIN Region origin ASes announcing only one prefix: 5989 ARIN Region transit ASes present in the Internet Routing Table: 1648 Average ARIN Region AS path length visible: 4.1 Max ARIN Region AS path length visible: 27 Number of ARIN region 32-bit ASNs visible in the Routing Table: 19 Number of ARIN addresses announced to Internet: 1067855936 Equivalent to 63 /8s, 166 /16s and 48 /24s Percentage of available ARIN address space announced: 56.5 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, 62464-63487, 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, 23/8, 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, 50/8, 52/8, 53/8, 54/8, 55/8, 56/8, 57/8, 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, 100/8, 104/8, 107/8, 108/8, 128/8, 129/8, 130/8, 131/8, 132/8, 134/8, 135/8, 136/8, 137/8, 138/8, 139/8, 140/8, 142/8, 143/8, 144/8, 146/8, 147/8, 148/8, 149/8, 152/8, 155/8, 156/8, 157/8, 158/8, 159/8, 160/8, 161/8, 162/8, 164/8, 165/8, 166/8, 167/8, 168/8, 169/8, 170/8, 172/8, 173/8, 174/8, 184/8, 192/8, 198/8, 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: 118234 Total RIPE prefixes after maximum aggregation: 60308 RIPE Deaggregation factor: 1.96 Prefixes being announced from the RIPE address blocks: 122020 Unique aggregates announced from the RIPE address blocks: 78392 RIPE Region origin ASes present in the Internet Routing Table: 17320 RIPE Prefixes per ASN: 7.05 RIPE Region origin ASes announcing only one prefix: 8206 RIPE Region transit ASes present in the Internet Routing Table: 2823 Average RIPE Region AS path length visible: 5.1 Max RIPE Region AS path length visible: 29 Number of RIPE region 32-bit ASNs visible in the Routing Table: 2383 Number of RIPE addresses announced to Internet: 656244132 Equivalent to 39 /8s, 29 /16s and 125 /24s Percentage of available RIPE address space announced: 95.4 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, 56320-58367 59392-61439, 196608-199679 RIPE Address Blocks 2/8, 5/8, 25/8, 31/8, 37/8, 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, 141/8, 145/8, 151/8, 176/8, 178/8, 185/8, 188/8, 193/8, 194/8, 195/8, 212/8, 213/8, 217/8, LACNIC Region Analysis Summary ------------------------------ Prefixes being announced by LACNIC Region ASes: 49579 Total LACNIC prefixes after maximum aggregation: 9506 LACNIC Deaggregation factor: 5.22 Prefixes being announced from the LACNIC address blocks: 54151 Unique aggregates announced from the LACNIC address blocks: 25483 LACNIC Region origin ASes present in the Internet Routing Table: 1990 LACNIC Prefixes per ASN: 27.21 LACNIC Region origin ASes announcing only one prefix: 574 LACNIC Region transit ASes present in the Internet Routing Table: 363 Average LACNIC Region AS path length visible: 4.8 Max LACNIC Region AS path length visible: 25 Number of LACNIC region 32-bit ASNs visible in the Routing Table: 793 Number of LACNIC addresses announced to Internet: 134428168 Equivalent to 8 /8s, 3 /16s and 54 /24s Percentage of available LACNIC address space announced: 80.1 LACNIC AS Blocks 26592-26623, 27648-28671, 52224-53247, 61440-61951, 262144-263679 plus ERX transfers LACNIC Address Blocks 177/8, 179/8, 181/8, 186/8, 187/8, 189/8, 190/8, 191/8, 200/8, 201/8, AfriNIC Region Analysis Summary ------------------------------- Prefixes being announced by AfriNIC Region ASes: 11548 Total AfriNIC prefixes after maximum aggregation: 2534 AfriNIC Deaggregation factor: 4.56 Prefixes being announced from the AfriNIC address blocks: 12138 Unique aggregates announced from the AfriNIC address blocks: 3934 AfriNIC Region origin ASes present in the Internet Routing Table: 643 AfriNIC Prefixes per ASN: 18.88 AfriNIC Region origin ASes announcing only one prefix: 187 AfriNIC Region transit ASes present in the Internet Routing Table: 129 Average AfriNIC Region AS path length visible: 4.7 Max AfriNIC Region AS path length visible: 25 Number of AfriNIC region 32-bit ASNs visible in the Routing Table: 6 Number of AfriNIC addresses announced to Internet: 46568960 Equivalent to 2 /8s, 198 /16s and 150 /24s Percentage of available AfriNIC address space announced: 46.3 AfriNIC AS Blocks 36864-37887, 327680-328703 & ERX transfers AfriNIC Address Blocks 41/8, 102/8, 105/8, 154/8, 196/8, 197/8, APNIC Region per AS prefix count summary ---------------------------------------- ASN No of nets /20 equiv MaxAgg Description 4766 2918 11561 917 Korea Telecom (KIX) 17974 2651 871 92 PT TELEKOMUNIKASI INDONESIA 7545 2037 320 111 TPG Internet Pty Ltd 4755 1782 393 201 TATA Communications formerly 9829 1537 1221 45 BSNL National Internet Backbo 9583 1223 92 504 Sify Limited 9498 1176 309 71 BHARTI Airtel Ltd. 4808 1159 2133 336 CNCGROUP IP network: China169 7552 1131 1080 13 Vietel Corporation 24560 1087 394 164 Bharti Airtel Ltd., Telemedia Complete listing at http://thyme.rand.apnic.net/current/data-ASnet-APNIC ARIN Region per AS prefix count summary --------------------------------------- ASN No of nets /20 equiv MaxAgg Description 6389 2981 3689 63 bellsouth.net, inc. 18566 2065 382 184 Covad Communications 1785 2004 679 124 PaeTec Communications, Inc. 22773 2001 2927 123 Cox Communications, Inc. 20115 1671 1623 622 Charter Communications 4323 1618 1105 406 Time Warner Telecom 701 1517 11093 804 UUNET Technologies, Inc. 30036 1356 307 653 Mediacom Communications Corp 7018 1318 11037 830 AT&T WorldNet Services 11492 1221 218 363 Cable One Complete listing at http://thyme.rand.apnic.net/current/data-ASnet-ARIN RIPE Region per AS prefix count summary --------------------------------------- ASN No of nets /20 equiv MaxAgg Description 8402 1605 544 16 Corbina telecom 34984 1299 244 221 BILISIM TELEKOM 2118 1155 97 13 EUnet/RELCOM Autonomous Syste 31148 977 43 19 FreeNet ISP 20940 958 336 743 Akamai Technologies European 6830 848 2371 431 UPC Distribution Services 13188 840 98 78 Educational Network 8551 780 370 45 Bezeq International 12479 678 796 52 Uni2 Autonomous System 9198 595 343 21 Kazakhtelecom Data Network Ad Complete listing at http://thyme.rand.apnic.net/current/data-ASnet-RIPE LACNIC Region per AS prefix count summary ----------------------------------------- ASN No of nets /20 equiv MaxAgg Description 28573 2973 1591 110 NET Servicos de Comunicao S.A 10620 2652 421 228 TVCABLE BOGOTA 7303 1728 1156 220 Telecom Argentina Stet-France 8151 1276 2756 386 UniNet S.A. de C.V. 18881 1271 844 20 Global Village Telecom 27947 836 94 90 Telconet S.A 6503 819 434 63 AVANTEL, S.A. 11830 749 364 15 Instituto Costarricense de El 3816 722 302 83 Empresa Nacional de Telecomun 7738 698 1370 35 Telecomunicacoes da Bahia S.A Complete listing at http://thyme.rand.apnic.net/current/data-ASnet-LACNIC AfriNIC Region per AS prefix count summary ------------------------------------------ ASN No of nets /20 equiv MaxAgg Description 36998 1860 112 5 MOBITEL 24863 875 274 30 LINKdotNET AS number 6713 542 617 25 Itissalat Al-MAGHRIB 8452 435 956 9 TEDATA 24835 279 80 8 RAYA Telecom - Egypt 3741 258 921 217 The Internet Solution 15706 221 32 6 Sudatel Internet Exchange Aut 29571 220 17 12 Ci Telecom Autonomous system 36992 209 527 22 Etisalat MISR 12258 193 28 71 Vodacom Internet Company Complete listing at http://thyme.rand.apnic.net/current/data-ASnet-AFRINIC Global Per AS prefix count summary ---------------------------------- ASN No of nets /20 equiv MaxAgg Description 6389 2981 3689 63 bellsouth.net, inc. 28573 2973 1591 110 NET Servicos de Comunicao S.A 4766 2918 11561 917 Korea Telecom (KIX) 10620 2652 421 228 TVCABLE BOGOTA 17974 2651 871 92 PT TELEKOMUNIKASI INDONESIA 18566 2065 382 184 Covad Communications 7545 2037 320 111 TPG Internet Pty Ltd 1785 2004 679 124 PaeTec Communications, Inc. 22773 2001 2927 123 Cox Communications, Inc. 36998 1860 112 5 MOBITEL Complete listing at http://thyme.rand.apnic.net/current/data-ASnet Global Per AS Maximum Aggr summary ---------------------------------- ASN No of nets Net Savings Description 28573 2973 2863 NET Servicos de Comunicao S.A 17974 2651 2559 PT TELEKOMUNIKASI INDONESIA 10620 2652 2424 TVCABLE BOGOTA 4766 2918 2001 Korea Telecom (KIX) 7545 2037 1926 TPG Internet Pty Ltd 18566 2065 1881 Covad Communications 1785 2004 1880 PaeTec Communications, Inc. 22773 2001 1878 Cox Communications, Inc. 36998 1860 1855 MOBITEL 8402 1605 1589 Corbina telecom Complete listing at http://thyme.rand.apnic.net/current/data-CIDRnet List of Unregistered Origin ASNs (Global) ----------------------------------------- Bad AS Designation Network Transit AS Description 15132 UNALLOCATED 12.9.150.0/24 7018 AT&T WorldNet Servic 30031 UNALLOCATED 12.27.122.0/24 7018 AT&T WorldNet Servic 13317 UNALLOCATED 12.44.10.0/24 7018 AT&T WorldNet Servic 23502 UNALLOCATED 12.44.44.0/24 7018 AT&T WorldNet Servic 17300 UNALLOCATED 12.45.103.0/24 209 Qwest 17300 UNALLOCATED 12.45.110.0/24 701 UUNET Technologies, 16476 UNALLOCATED 12.46.27.0/24 7018 AT&T WorldNet Servic 14764 UNALLOCATED 12.108.237.0/24 7018 AT&T WorldNet Servic 33649 UNALLOCATED 12.111.112.0/24 19029 New Edge Networks 30621 UNALLOCATED 12.151.74.0/23 7018 AT&T WorldNet Servic Complete listing at http://thyme.rand.apnic.net/current/data-badAS Prefixes from private and non-routed address space (Global) ----------------------------------------------------------- Prefix Origin AS Description 128.0.0.0/24 2541 >>UNKNOWN<< 128.0.16.0/21 43568 RIPE Network Coordination Cen 128.0.24.0/21 41794 Altline LLC 128.0.40.0/24 60449 >>UNKNOWN<< 128.0.42.0/24 60619 >>UNKNOWN<< 128.0.43.0/24 60619 >>UNKNOWN<< 128.0.45.0/24 60657 >>UNKNOWN<< 128.0.46.0/23 39743 Mobimax Telecom SRL 128.0.53.0/24 60993 Totalsoft SA 128.0.54.0/24 60972 Carpatair SA Complete listing at http://thyme.rand.apnic.net/current/data-dsua Advertised Unallocated Addresses -------------------------------- Network Origin AS Description 62.61.220.0/24 24974 Tachyon Europe BV - Wireless 62.61.221.0/24 24974 Tachyon Europe BV - Wireless 62.182.96.0/23 15830 TELECITY London 64.185.224.0/24 27431 JTL Networks Inc. 64.185.225.0/24 27431 JTL Networks Inc. 64.185.226.0/24 27431 JTL Networks Inc. 64.185.227.0/24 27431 JTL Networks Inc. 64.185.228.0/24 27431 JTL Networks Inc. 64.185.229.0/24 27431 JTL Networks Inc. 64.185.230.0/24 27431 JTL Networks Inc. Complete listing at http://thyme.rand.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 /8:16 /9:11 /10:30 /11:92 /12:249 /13:479 /14:905 /15:1601 /16:12738 /17:6640 /18:11090 /19:22524 /20:32191 /21:34694 /22:48720 /23:42665 /24:243597 /25:1285 /26:1642 /27:839 /28:44 /29:74 /30:17 /31:0 /32:18 Advertised prefixes smaller than registry allocations ----------------------------------------------------- ASN No of nets Total ann. Description 18566 2016 2065 Covad Communications 36998 1825 1860 MOBITEL 6389 1715 2981 bellsouth.net, inc. 8402 1304 1605 Corbina telecom 22773 1303 2001 Cox Communications, Inc. 30036 1218 1356 Mediacom Communications Corp 11492 1182 1221 Cable One 1785 1078 2004 PaeTec Communications, Inc. 6983 1020 1147 ITC^Deltacom 10620 987 2652 TVCABLE BOGOTA Complete listing at http://thyme.rand.apnic.net/current/data-sXXas-nos Number of /24s announced per /8 block (Global) ---------------------------------------------- 1:829 2:695 3:3 4:19 5:909 6:17 8:580 12:1923 13:2 14:870 15:11 16:3 17:10 20:17 23:297 24:1770 27:1527 31:1354 32:45 33:2 34:5 36:71 37:1845 38:892 39:2 40:175 41:3280 42:249 44:8 46:1957 47:2 49:650 50:830 52:12 54:37 55:7 57:26 58:1164 59:614 60:332 61:1500 62:1177 63:2008 64:4348 65:2148 66:4190 67:2023 68:1093 69:3290 70:799 71:490 72:1914 74:2505 75:324 76:305 77:1123 78:1034 79:610 80:1288 81:1013 82:630 83:584 84:578 85:1235 86:466 87:1021 88:533 89:1804 90:154 91:5522 92:633 93:1685 94:1923 95:1629 96:592 97:344 98:1028 99:44 100:29 101:592 103:3079 105:523 106:139 107:208 108:520 109:1824 110:946 111:1073 112:564 113:816 114:701 115:1100 116:957 117:804 118:1144 119:1284 120:362 121:852 122:1803 123:1239 124:1370 125:1395 128:635 129:218 130:310 131:669 132:361 133:160 134:270 135:72 136:257 137:245 138:344 139:189 140:201 141:320 142:532 143:392 144:512 145:92 146:527 147:422 148:663 149:351 150:154 151:585 152:414 153:190 154:29 155:420 156:275 157:402 158:276 159:742 160:349 161:455 162:514 163:223 164:582 165:514 166:254 167:598 168:1026 169:126 170:1062 171:186 172:23 173:1576 174:556 175:501 176:1168 177:2121 178:1888 179:72 180:1507 181:595 182:1293 183:420 184:674 185:703 186:2317 187:1380 188:1888 189:1329 190:6827 192:6812 193:5625 194:4708 195:3587 196:1322 197:990 198:4565 199:5372 200:6002 201:2443 202:8787 203:8876 204:4512 205:2595 206:2826 207:2895 208:4002 209:3596 210:2937 211:1530 212:2240 213:2014 214:912 215:99 216:5252 217:1636 218:617 219:332 220:1274 221:551 222:318 223:462 End of report
