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, CaribNOG and the RIPE Routing Working Group. Daily listings are sent to bgp-stats@lists.apnic.net For historical data, please see http://thyme.rand.apnic.net. If you have any comments please contact Philip Smith <pfsinoz@gmail.com>. Routing Table Report 04:00 +10GMT Sat 10 Jan, 2015 Report Website: http://thyme.rand.apnic.net Detailed Analysis: http://thyme.rand.apnic.net/current/ Analysis Summary ---------------- BGP routing table entries examined: 525347 Prefixes after maximum aggregation (per Origin AS): 201896 Deaggregation factor: 2.60 Unique aggregates announced (without unneeded subnets): 256875 Total ASes present in the Internet Routing Table: 49026 Prefixes per ASN: 10.72 Origin-only ASes present in the Internet Routing Table: 36384 Origin ASes announcing only one prefix: 16299 Transit ASes present in the Internet Routing Table: 6209 Transit-only ASes present in the Internet Routing Table: 173 Average AS path length visible in the Internet Routing Table: 4.5 Max AS path length visible: 107 Max AS path prepend of ASN ( 55644) 100 Prefixes from unregistered ASNs in the Routing Table: 1623 Unregistered ASNs in the Routing Table: 422 Number of 32-bit ASNs allocated by the RIRs: 8322 Number of 32-bit ASNs visible in the Routing Table: 6433 Prefixes from 32-bit ASNs in the Routing Table: 23156 Number of bogon 32-bit ASNs visible in the Routing Table: 11 Special use prefixes present in the Routing Table: 0 Prefixes being announced from unallocated address space: 401 Number of addresses announced to Internet: 2719145860 Equivalent to 162 /8s, 18 /16s and 223 /24s Percentage of available address space announced: 73.4 Percentage of allocated address space announced: 73.4 Percentage of available address space allocated: 100.0 Percentage of address space in use by end-sites: 97.1 Total number of prefixes smaller than registry allocations: 176964 APNIC Region Analysis Summary ----------------------------- Prefixes being announced by APNIC Region ASes: 130059 Total APNIC prefixes after maximum aggregation: 37934 APNIC Deaggregation factor: 3.43 Prefixes being announced from the APNIC address blocks: 134952 Unique aggregates announced from the APNIC address blocks: 55075 APNIC Region origin ASes present in the Internet Routing Table: 5010 APNIC Prefixes per ASN: 26.94 APNIC Region origin ASes announcing only one prefix: 1218 APNIC Region transit ASes present in the Internet Routing Table: 861 Average APNIC Region AS path length visible: 4.5 Max APNIC Region AS path length visible: 107 Number of APNIC region 32-bit ASNs visible in the Routing Table: 1241 Number of APNIC addresses announced to Internet: 740849792 Equivalent to 44 /8s, 40 /16s and 120 /24s Percentage of available APNIC address space announced: 86.6 APNIC AS Blocks 4608-4864, 7467-7722, 9216-10239, 17408-18431 (pre-ERX allocations) 23552-24575, 37888-38911, 45056-46079, 55296-56319, 58368-59391, 63488-64098, 131072-135580 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: 174417 Total ARIN prefixes after maximum aggregation: 86316 ARIN Deaggregation factor: 2.02 Prefixes being announced from the ARIN address blocks: 176340 Unique aggregates announced from the ARIN address blocks: 82430 ARIN Region origin ASes present in the Internet Routing Table: 16418 ARIN Prefixes per ASN: 10.74 ARIN Region origin ASes announcing only one prefix: 6074 ARIN Region transit ASes present in the Internet Routing Table: 1713 Average ARIN Region AS path length visible: 3.9 Max ARIN Region AS path length visible: 19 Number of ARIN region 32-bit ASNs visible in the Routing Table: 311 Number of ARIN addresses announced to Internet: 1055687168 Equivalent to 62 /8s, 236 /16s and 130 /24s Percentage of available ARIN address space announced: 55.8 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: 125943 Total RIPE prefixes after maximum aggregation: 63692 RIPE Deaggregation factor: 1.98 Prefixes being announced from the RIPE address blocks: 132016 Unique aggregates announced from the RIPE address blocks: 82815 RIPE Region origin ASes present in the Internet Routing Table: 17833 RIPE Prefixes per ASN: 7.40 RIPE Region origin ASes announcing only one prefix: 8158 RIPE Region transit ASes present in the Internet Routing Table: 2930 Average RIPE Region AS path length visible: 5.1 Max RIPE Region AS path length visible: 32 Number of RIPE region 32-bit ASNs visible in the Routing Table: 3333 Number of RIPE addresses announced to Internet: 692667524 Equivalent to 41 /8s, 73 /16s and 68 /24s Percentage of available RIPE address space announced: 100.7 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, 61952-62463, 196608-202239 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: 59140 Total LACNIC prefixes after maximum aggregation: 10937 LACNIC Deaggregation factor: 5.41 Prefixes being announced from the LACNIC address blocks: 68189 Unique aggregates announced from the LACNIC address blocks: 31219 LACNIC Region origin ASes present in the Internet Routing Table: 2395 LACNIC Prefixes per ASN: 28.47 LACNIC Region origin ASes announcing only one prefix: 645 LACNIC Region transit ASes present in the Internet Routing Table: 471 Average LACNIC Region AS path length visible: 4.9 Max LACNIC Region AS path length visible: 25 Number of LACNIC region 32-bit ASNs visible in the Routing Table: 1464 Number of LACNIC addresses announced to Internet: 167448448 Equivalent to 9 /8s, 251 /16s and 15 /24s Percentage of available LACNIC address space announced: 99.8 LACNIC AS Blocks 26592-26623, 27648-28671, 52224-53247, 61440-61951, 64099-64197, 262144-265628 + 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: 12518 Total AfriNIC prefixes after maximum aggregation: 2973 AfriNIC Deaggregation factor: 4.21 Prefixes being announced from the AfriNIC address blocks: 13449 Unique aggregates announced from the AfriNIC address blocks: 4979 AfriNIC Region origin ASes present in the Internet Routing Table: 734 AfriNIC Prefixes per ASN: 18.32 AfriNIC Region origin ASes announcing only one prefix: 204 AfriNIC Region transit ASes present in the Internet Routing Table: 153 Average AfriNIC Region AS path length visible: 4.5 Max AfriNIC Region AS path length visible: 24 Number of AfriNIC region 32-bit ASNs visible in the Routing Table: 84 Number of AfriNIC addresses announced to Internet: 60960512 Equivalent to 3 /8s, 162 /16s and 47 /24s Percentage of available AfriNIC address space announced: 60.6 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 2915 11556 911 Korea Telecom 17974 2825 904 77 PT Telekomunikasi Indonesia 7545 2495 336 128 TPG Telecom Limited 4755 1931 418 191 TATA Communications formerly 4538 1757 4190 71 China Education and Research 9829 1675 1323 28 National Internet Backbone 9808 1523 6719 19 Guangdong Mobile Communicatio 4808 1441 2205 433 CNCGROUP IP network China169 9583 1388 115 571 Sify Limited 9498 1300 336 97 BHARTI Airtel Ltd. 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 22773 2931 2955 141 Cox Communications Inc. 6389 2891 3688 51 BellSouth.net Inc. 3356 2560 10684 473 Level 3 Communications, Inc. 18566 2042 379 183 MegaPath Corporation 20115 1854 1825 450 Charter Communications 6983 1626 867 245 EarthLink, Inc. 4323 1623 1037 408 tw telecom holdings, inc. 30036 1511 312 574 Mediacom Communications Corp 701 1412 11278 696 MCI Communications Services, 22561 1339 411 241 CenturyTel Internet Holdings, 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 34984 1933 300 356 TELLCOM ILETISIM HIZMETLERI A 20940 1540 598 1136 Akamai International B.V. 8402 1445 544 15 OJSC "Vimpelcom" 31148 1045 45 21 Freenet Ltd. 13188 1036 97 54 TOV "Bank-Inform" 8551 905 373 48 Bezeq International-Ltd 9198 859 349 26 JSC Kazakhtelecom 12479 830 794 85 France Telecom Espana SA 6830 824 2340 444 Liberty Global Operations B.V 9121 599 1693 22 Turk Telekomunikasyon Anonim 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 10620 3055 495 247 Telmex Colombia S.A. 28573 2317 2127 114 NET Serviços de Comunicação S 6147 1790 374 30 Telefonica del Peru S.A.A. 7303 1768 1172 237 Telecom Argentina S.A. 8151 1486 3054 431 Uninet S.A. de C.V. 6503 1227 417 57 Axtel, S.A.B. de C.V. 7738 1000 1882 42 Telemar Norte Leste S.A. 3816 914 396 148 COLOMBIA TELECOMUNICACIONES S 26615 913 2325 35 Tim Celular S.A. 27947 890 129 50 Telconet 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 8452 1486 958 13 TE-AS 24863 951 284 26 Link Egypt (Link.NET) 36903 482 243 89 Office National des Postes et 36992 369 845 30 ETISALAT MISR 37492 347 145 64 Orange Tunisie 24835 295 144 9 Vodafone Data 3741 248 921 213 Internet Solutions 29571 233 21 12 Cote d'Ivoire Telecom 36947 197 807 13 Telecom Algeria 15706 176 32 6 Sudatel (Sudan Telecom Co. Lt 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 10620 3055 495 247 Telmex Colombia S.A. 22773 2931 2955 141 Cox Communications Inc. 4766 2915 11556 911 Korea Telecom 6389 2891 3688 51 BellSouth.net Inc. 17974 2825 904 77 PT Telekomunikasi Indonesia 3356 2560 10684 473 Level 3 Communications, Inc. 7545 2495 336 128 TPG Telecom Limited 28573 2317 2127 114 NET Serviços de Comunicação S 18566 2042 379 183 MegaPath Corporation 34984 1933 300 356 TELLCOM ILETISIM HIZMETLERI A 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 2891 2840 BellSouth.net Inc. 22773 2931 2790 Cox Communications Inc. 17974 2825 2748 PT Telekomunikasi Indonesia 7545 2495 2367 TPG Telecom Limited 28573 2317 2203 NET Serviços de Comunicação S 3356 2560 2087 Level 3 Communications, Inc. 4766 2915 2004 Korea Telecom 18566 2042 1859 MegaPath Corporation 6147 1790 1760 Telefonica del Peru S.A.A. 4755 1931 1740 TATA Communications formerly Complete listing at http://thyme.rand.apnic.net/current/data-CIDRnet List of Unregistered Origin ASNs (Global) ----------------------------------------- Bad AS Designation Network Transit AS Description 30662 UNALLOCATED 8.2.129.0/24 3356 Level 3 Communicatio 53506 UNALLOCATED 8.17.102.0/23 3356 Level 3 Communicatio 46467 UNALLOCATED 8.19.192.0/24 46887 Lightower Fiber Netw 18985 UNALLOCATED 8.21.68.0/22 3356 Level 3 Communicatio 46473 UNALLOCATED 8.27.122.0/24 12180 Internap Network Ser 46473 UNALLOCATED 8.27.124.0/24 12180 Internap Network Ser 27205 UNALLOCATED 8.38.16.0/21 6461 Abovenet Communicati 15347 UNALLOCATED 8.224.147.0/24 12064 Cox Communications I 33628 UNALLOCATED 12.0.239.0/24 1239 Sprint 32805 UNALLOCATED 12.1.225.0/24 7018 AT&T Services, Inc. Complete listing at http://thyme.rand.apnic.net/current/data-badAS Advertised Unallocated Addresses -------------------------------- Network Origin AS Description 5.100.241.0/24 23456 32bit Transition AS 23.92.160.0/24 14013 EPSON America (Factory Automa 23.92.161.0/24 14013 EPSON America (Factory Automa 23.252.224.0/20 62502 >>UNKNOWN<< 23.252.224.0/21 62502 >>UNKNOWN<< 23.252.232.0/21 62502 >>UNKNOWN<< 24.231.96.0/24 21548 MTO Telecom Inc. 27.100.7.0/24 56096 >>UNKNOWN<< 31.217.248.0/21 44902 COVAGE NETWORKS SASU 37.16.88.0/23 57652 >>UNKNOWN<< 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 /9:12 /10:31 /11:92 /12:265 /13:502 /14:997 /15:1726 /16:13047 /17:7178 /18:11969 /19:24822 /20:35620 /21:38222 /22:56653 /23:49225 /24:282014 /25:1143 /26:1083 /27:679 /28:17 /29:15 /30:10 /31:0 /32:9 Advertised prefixes smaller than registry allocations ----------------------------------------------------- ASN No of nets Total ann. Description 22773 2145 2931 Cox Communications Inc. 18566 1997 2042 MegaPath Corporation 6389 1671 2891 BellSouth.net Inc. 30036 1358 1511 Mediacom Communications Corp 6147 1333 1790 Telefonica del Peru S.A.A. 6983 1312 1626 EarthLink, Inc. 34984 1238 1933 TELLCOM ILETISIM HIZMETLERI A 11492 1123 1182 CABLE ONE, INC. 8402 1109 1445 OJSC "Vimpelcom" 10620 1090 3055 Telmex Colombia S.A. Complete listing at http://thyme.rand.apnic.net/current/data-sXXas-nos Number of /24s announced per /8 block (Global) ---------------------------------------------- 1:1415 2:672 3:3 4:95 5:1208 6:21 8:1407 11:1 12:1838 13:4 14:1235 15:17 16:2 17:45 18:21 20:51 23:1087 24:1669 27:1816 31:1472 32:39 33:2 34:5 35:1 36:138 37:1871 38:968 39:14 40:228 41:3035 42:288 43:885 44:21 45:86 46:2137 47:32 49:730 50:783 52:12 54:60 55:8 56:8 57:33 58:1119 59:677 60:451 61:1752 62:1283 63:1886 64:4395 65:2262 66:4070 67:2004 68:1037 69:3248 70:908 71:426 72:1962 74:2617 75:314 76:410 77:1366 78:1055 79:784 80:1322 81:1303 82:796 83:670 84:677 85:1307 86:382 87:1199 88:522 89:1770 90:138 91:5878 92:785 93:1678 94:1936 95:1418 96:420 97:338 98:1046 99:48 100:70 101:799 103:6447 104:972 105:110 106:199 107:890 108:610 109:2037 110:1059 111:1462 112:745 113:958 114:802 115:1244 116:1319 117:1037 118:1672 119:1393 120:439 121:1020 122:2196 123:1715 124:1470 125:1523 128:643 129:373 130:384 131:1081 132:446 133:167 134:389 135:88 136:331 137:300 138:387 139:177 140:224 141:421 142:619 143:444 144:511 145:111 146:705 147:569 148:1062 149:406 150:542 151:594 152:473 153:245 154:289 155:667 156:392 157:331 158:260 159:949 160:369 161:631 162:1861 163:371 164:647 165:662 166:322 167:710 168:1159 169:135 170:1427 171:221 172:50 173:1566 174:705 175:598 176:1480 177:3682 178:2098 179:810 180:1849 181:1695 182:1695 183:574 184:728 185:2609 186:2940 187:1688 188:2000 189:1550 190:7898 191:837 192:7977 193:5561 194:4062 195:3631 196:1694 197:867 198:5460 199:5495 200:6544 201:2963 202:9509 203:9025 204:4655 205:2703 206:3003 207:2969 208:3908 209:3853 210:3492 211:1836 212:2528 213:2257 214:839 215:77 216:5526 217:1764 218:663 219:457 220:1316 221:783 222:460 223:680 End of report