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 10 Aug, 2013 Report Website: http://thyme.rand.apnic.net Detailed Analysis: http://thyme.rand.apnic.net/current/ Analysis Summary ---------------- BGP routing table entries examined: 463025 Prefixes after maximum aggregation: 187283 Deaggregation factor: 2.47 Unique aggregates announced to Internet: 229238 Total ASes present in the Internet Routing Table: 44667 Prefixes per ASN: 10.37 Origin-only ASes present in the Internet Routing Table: 34951 Origin ASes announcing only one prefix: 16188 Transit ASes present in the Internet Routing Table: 5881 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: 4144 Unregistered ASNs in the Routing Table: 1422 Number of 32-bit ASNs allocated by the RIRs: 4934 Number of 32-bit ASNs visible in the Routing Table: 3835 Prefixes from 32-bit ASNs in the Routing Table: 11571 Special use prefixes present in the Routing Table: 1 Prefixes being announced from unallocated address space: 273 Number of addresses announced to Internet: 2632015212 Equivalent to 156 /8s, 225 /16s and 93 /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: 162512 APNIC Region Analysis Summary ----------------------------- Prefixes being announced by APNIC Region ASes: 111367 Total APNIC prefixes after maximum aggregation: 33976 APNIC Deaggregation factor: 3.28 Prefixes being announced from the APNIC address blocks: 113162 Unique aggregates announced from the APNIC address blocks: 46312 APNIC Region origin ASes present in the Internet Routing Table: 4862 APNIC Prefixes per ASN: 23.27 APNIC Region origin ASes announcing only one prefix: 1218 APNIC Region transit ASes present in the Internet Routing Table: 826 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: 632 Number of APNIC addresses announced to Internet: 725744352 Equivalent to 43 /8s, 65 /16s and 250 /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: 160175 Total ARIN prefixes after maximum aggregation: 80768 ARIN Deaggregation factor: 1.98 Prefixes being announced from the ARIN address blocks: 160775 Unique aggregates announced from the ARIN address blocks: 74685 ARIN Region origin ASes present in the Internet Routing Table: 15817 ARIN Prefixes per ASN: 10.16 ARIN Region origin ASes announcing only one prefix: 6003 ARIN Region transit ASes present in the Internet Routing Table: 1651 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: 1067981120 Equivalent to 63 /8s, 168 /16s and 25 /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: 118384 Total RIPE prefixes after maximum aggregation: 60395 RIPE Deaggregation factor: 1.96 Prefixes being announced from the RIPE address blocks: 122184 Unique aggregates announced from the RIPE address blocks: 78455 RIPE Region origin ASes present in the Internet Routing Table: 17330 RIPE Prefixes per ASN: 7.05 RIPE Region origin ASes announcing only one prefix: 8208 RIPE Region transit ASes present in the Internet Routing Table: 2812 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: 2381 Number of RIPE addresses announced to Internet: 656776996 Equivalent to 39 /8s, 37 /16s and 159 /24s Percentage of available RIPE address space announced: 95.5 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, 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: 49809 Total LACNIC prefixes after maximum aggregation: 9570 LACNIC Deaggregation factor: 5.20 Prefixes being announced from the LACNIC address blocks: 54393 Unique aggregates announced from the LACNIC address blocks: 25582 LACNIC Region origin ASes present in the Internet Routing Table: 1992 LACNIC Prefixes per ASN: 27.31 LACNIC Region origin ASes announcing only one prefix: 575 LACNIC Region transit ASes present in the Internet Routing Table: 368 Average LACNIC Region AS path length visible: 4.8 Max LACNIC Region AS path length visible: 29 Number of LACNIC region 32-bit ASNs visible in the Routing Table: 797 Number of LACNIC addresses announced to Internet: 134582824 Equivalent to 8 /8s, 5 /16s and 146 /24s Percentage of available LACNIC address space announced: 80.2 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: 11633 Total AfriNIC prefixes after maximum aggregation: 2534 AfriNIC Deaggregation factor: 4.59 Prefixes being announced from the AfriNIC address blocks: 12238 Unique aggregates announced from the AfriNIC address blocks: 3950 AfriNIC Region origin ASes present in the Internet Routing Table: 645 AfriNIC Prefixes per ASN: 18.97 AfriNIC Region origin ASes announcing only one prefix: 184 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: 46602752 Equivalent to 2 /8s, 199 /16s and 26 /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 2922 11561 917 Korea Telecom (KIX) 17974 2649 871 92 PT TELEKOMUNIKASI INDONESIA 7545 2053 320 111 TPG Internet Pty Ltd 4755 1779 393 197 TATA Communications formerly 9829 1537 1221 45 BSNL National Internet Backbo 9583 1224 92 504 Sify Limited 9498 1175 309 70 BHARTI Airtel Ltd. 4808 1155 2127 333 CNCGROUP IP network: China169 7552 1139 1080 13 Vietel Corporation 24560 1088 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 2980 3689 63 bellsouth.net, inc. 18566 2065 382 184 Covad Communications 1785 2006 679 125 PaeTec Communications, Inc. 22773 2004 2927 123 Cox Communications, Inc. 20115 1673 1624 620 Charter Communications 4323 1622 1106 408 Time Warner Telecom 701 1522 11104 799 UUNET Technologies, Inc. 30036 1377 310 652 Mediacom Communications Corp 7018 1320 11037 834 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 1659 544 16 Corbina telecom 34984 1299 244 221 BILISIM TELEKOM 2118 1159 97 13 EUnet/RELCOM Autonomous Syste 31148 978 43 17 FreeNet ISP 20940 975 348 751 Akamai Technologies European 6830 871 2371 429 UPC Distribution Services 13188 843 99 70 Educational Network 8551 772 370 45 Bezeq International 12479 681 797 53 Uni2 Autonomous System 9198 570 343 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 3039 1595 110 NET Servicos de Comunicao S.A 10620 2654 422 231 TVCABLE BOGOTA 7303 1730 1157 220 Telecom Argentina Stet-France 18881 1286 844 20 Global Village Telecom 8151 1278 2760 394 UniNet S.A. de C.V. 27947 837 94 91 Telconet S.A 6503 817 434 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 1861 112 5 MOBITEL 24863 872 274 30 LINKdotNET AS number 6713 542 617 25 Itissalat Al-MAGHRIB 8452 435 956 9 TEDATA 24835 291 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 215 527 23 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 28573 3039 1595 110 NET Servicos de Comunicao S.A 6389 2980 3689 63 bellsouth.net, inc. 4766 2922 11561 917 Korea Telecom (KIX) 10620 2654 422 231 TVCABLE BOGOTA 17974 2649 871 92 PT TELEKOMUNIKASI INDONESIA 18566 2065 382 184 Covad Communications 7545 2053 320 111 TPG Internet Pty Ltd 1785 2006 679 125 PaeTec Communications, Inc. 22773 2004 2927 123 Cox Communications, Inc. 36998 1861 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 6389 2980 2917 bellsouth.net, inc. 17974 2649 2557 PT TELEKOMUNIKASI INDONESIA 10620 2654 2423 TVCABLE BOGOTA 4766 2922 2005 Korea Telecom (KIX) 7545 2053 1942 TPG Internet Pty Ltd 18566 2065 1881 Covad Communications 1785 2006 1881 PaeTec Communications, Inc. 22773 2004 1881 Cox Communications, Inc. 36998 1861 1856 MOBITEL 8402 1659 1643 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 100.100.0.0/24 4847 China Networks Inter-Exchange 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 /13:480 /14:907 /15:1605 /16:12732 /17:6646 /18:11033 /19:22531 /20:32233 /21:34772 /22:48835 /23:42725 /24:244185 /25:1299 /26:1649 /27:839 /28:44 /29:75 /30:18 /31:0 /32:19 Advertised prefixes smaller than registry allocations ----------------------------------------------------- ASN No of nets Total ann. Description 18566 2016 2065 Covad Communications 36998 1826 1861 MOBITEL 6389 1714 2980 bellsouth.net, inc. 8402 1360 1659 Corbina telecom 22773 1304 2004 Cox Communications, Inc. 30036 1239 1377 Mediacom Communications Corp 11492 1182 1221 Cable One 1785 1079 2006 PaeTec Communications, Inc. 6983 1021 1149 ITC^Deltacom 10620 986 2654 TVCABLE BOGOTA Complete listing at http://thyme.rand.apnic.net/current/data-sXXas-nos Number of /24s announced per /8 block (Global) ---------------------------------------------- 1:801 2:752 3:3 4:19 5:913 6:17 8:597 12:1904 13:2 14:870 15:11 16:3 17:10 18:19 20:17 23:302 24:1772 27:1538 31:1347 32:45 33:2 34:5 36:67 37:1803 38:892 39:2 40:176 41:3281 42:258 44:7 46:1964 47:2 49:658 50:844 52:12 54:37 55:7 57:26 58:1171 59:638 60:332 61:1495 62:1178 63:2007 64:4339 65:2157 66:4201 67:2042 68:1091 69:3301 70:798 71:488 72:1919 74:2513 75:324 76:303 77:1133 78:1047 79:613 80:1290 81:1018 82:650 83:585 84:568 85:1220 86:465 87:1031 88:535 89:1807 90:152 91:5530 92:618 93:1655 94:1975 95:1610 96:591 97:346 98:1027 99:43 100:29 101:595 103:3118 105:524 106:139 107:208 108:520 109:1857 110:943 111:1070 112:568 113:814 114:700 115:1097 116:956 117:795 118:1140 119:1298 120:361 121:848 122:1808 123:1243 124:1369 125:1399 128:638 129:221 130:310 131:667 132:348 133:160 134:274 135:72 136:259 137:241 138:344 139:189 140:201 141:320 142:532 143:386 144:532 145:93 146:534 147:414 148:675 149:351 150:155 151:582 152:413 153:191 154:29 155:416 156:274 157:402 158:276 159:743 160:349 161:456 162:552 163:223 164:582 165:529 166:255 167:601 168:1026 169:126 170:1071 171:188 172:23 173:1588 174:554 175:492 176:1165 177:2129 178:1908 179:83 180:1512 181:607 182:1228 183:420 184:653 185:733 186:2364 187:1389 188:1852 189:1273 190:6870 192:6873 193:5621 194:4718 195:3597 196:1330 197:998 198:4583 199:5382 200:5994 201:2430 202:8843 203:8894 204:4524 205:2595 206:2831 207:2899 208:4002 209:3597 210:2939 211:1531 212:2247 213:2042 214:913 215:100 216:5263 217:1644 218:619 219:331 220:1278 221:551 222:321 223:462 End of report
