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-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 14 Jun, 2014 Report Website: http://thyme.rand.apnic.net Detailed Analysis: http://thyme.rand.apnic.net/current/ Analysis Summary ---------------- BGP routing table entries examined: 499331 Prefixes after maximum aggregation: 194746 Deaggregation factor: 2.56 Unique aggregates announced to Internet: 245869 Total ASes present in the Internet Routing Table: 47040 Prefixes per ASN: 10.62 Origin-only ASes present in the Internet Routing Table: 35870 Origin ASes announcing only one prefix: 16315 Transit ASes present in the Internet Routing Table: 6100 Transit-only ASes present in the Internet Routing Table: 171 Average AS path length visible in the Internet Routing Table: 4.6 Max AS path length visible: 53 Max AS path prepend of ASN ( 50404) 51 Prefixes from unregistered ASNs in the Routing Table: 1744 Unregistered ASNs in the Routing Table: 446 Number of 32-bit ASNs allocated by the RIRs: 6833 Number of 32-bit ASNs visible in the Routing Table: 5070 Prefixes from 32-bit ASNs in the Routing Table: 17381 Number of bogon 32-bit ASNs visible in the Routing Table: 227 Special use prefixes present in the Routing Table: 13 Prefixes being announced from unallocated address space: 403 Number of addresses announced to Internet: 2693600260 Equivalent to 160 /8s, 141 /16s and 20 /24s Percentage of available address space announced: 72.8 Percentage of allocated address space announced: 72.8 Percentage of available address space allocated: 100.0 Percentage of address space in use by end-sites: 96.6 Total number of prefixes smaller than registry allocations: 173133 APNIC Region Analysis Summary ----------------------------- Prefixes being announced by APNIC Region ASes: 119415 Total APNIC prefixes after maximum aggregation: 35307 APNIC Deaggregation factor: 3.38 Prefixes being announced from the APNIC address blocks: 122523 Unique aggregates announced from the APNIC address blocks: 51116 APNIC Region origin ASes present in the Internet Routing Table: 4949 APNIC Prefixes per ASN: 24.76 APNIC Region origin ASes announcing only one prefix: 1224 APNIC Region transit ASes present in the Internet Routing Table: 872 Average APNIC Region AS path length visible: 4.7 Max APNIC Region AS path length visible: 20 Number of APNIC region 32-bit ASNs visible in the Routing Table: 984 Number of APNIC addresses announced to Internet: 733995392 Equivalent to 43 /8s, 191 /16s and 225 /24s Percentage of available APNIC address space announced: 85.8 APNIC AS Blocks 4608-4864, 7467-7722, 9216-10239, 17408-18431 (pre-ERX allocations) 23552-24575, 37888-38911, 45056-46079, 55296-56319, 58368-59391, 63488-63999, 131072-133631 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: 168758 Total ARIN prefixes after maximum aggregation: 83829 ARIN Deaggregation factor: 2.01 Prefixes being announced from the ARIN address blocks: 170405 Unique aggregates announced from the ARIN address blocks: 79377 ARIN Region origin ASes present in the Internet Routing Table: 16295 ARIN Prefixes per ASN: 10.46 ARIN Region origin ASes announcing only one prefix: 6108 ARIN Region transit ASes present in the Internet Routing Table: 1681 Average ARIN Region AS path length visible: 4.0 Max ARIN Region AS path length visible: 20 Number of ARIN region 32-bit ASNs visible in the Routing Table: 118 Number of ARIN addresses announced to Internet: 1076665600 Equivalent to 64 /8s, 44 /16s and 157 /24s Percentage of available ARIN address space announced: 57.0 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: 124168 Total RIPE prefixes after maximum aggregation: 62780 RIPE Deaggregation factor: 1.98 Prefixes being announced from the RIPE address blocks: 128774 Unique aggregates announced from the RIPE address blocks: 81293 RIPE Region origin ASes present in the Internet Routing Table: 17710 RIPE Prefixes per ASN: 7.27 RIPE Region origin ASes announcing only one prefix: 8258 RIPE Region transit ASes present in the Internet Routing Table: 2878 Average RIPE Region AS path length visible: 5.0 Max RIPE Region AS path length visible: 53 Number of RIPE region 32-bit ASNs visible in the Routing Table: 2716 Number of RIPE addresses announced to Internet: 658057092 Equivalent to 39 /8s, 57 /16s and 39 /24s Percentage of available RIPE address space announced: 95.7 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: 57509 Total LACNIC prefixes after maximum aggregation: 10139 LACNIC Deaggregation factor: 5.67 Prefixes being announced from the LACNIC address blocks: 64514 Unique aggregates announced from the LACNIC address blocks: 29362 LACNIC Region origin ASes present in the Internet Routing Table: 2102 LACNIC Prefixes per ASN: 30.69 LACNIC Region origin ASes announcing only one prefix: 522 LACNIC Region transit ASes present in the Internet Routing Table: 438 Average LACNIC Region AS path length visible: 4.7 Max LACNIC Region AS path length visible: 26 Number of LACNIC region 32-bit ASNs visible in the Routing Table: 1215 Number of LACNIC addresses announced to Internet: 165444096 Equivalent to 9 /8s, 220 /16s and 122 /24s Percentage of available LACNIC address space announced: 98.6 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: 11992 Total AfriNIC prefixes after maximum aggregation: 2654 AfriNIC Deaggregation factor: 4.52 Prefixes being announced from the AfriNIC address blocks: 12712 Unique aggregates announced from the AfriNIC address blocks: 4365 AfriNIC Region origin ASes present in the Internet Routing Table: 718 AfriNIC Prefixes per ASN: 17.70 AfriNIC Region origin ASes announcing only one prefix: 203 AfriNIC Region transit ASes present in the Internet Routing Table: 153 Average AfriNIC Region AS path length visible: 4.7 Max AfriNIC Region AS path length visible: 28 Number of AfriNIC region 32-bit ASNs visible in the Routing Table: 37 Number of AfriNIC addresses announced to Internet: 56658688 Equivalent to 3 /8s, 96 /16s and 139 /24s Percentage of available AfriNIC address space announced: 56.3 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 2935 11591 922 Korea Telecom 17974 2793 899 72 PT Telekomunikasi Indonesia 7545 2260 320 116 TPG Telecom Limited 4755 1859 396 198 TATA Communications formerly 9829 1647 1307 32 National Internet Backbone 9583 1304 101 537 Sify Limited 9498 1264 314 85 BHARTI Airtel Ltd. 7552 1245 1098 14 Viettel Corporation 4808 1222 2156 364 CNCGROUP IP network China169 24560 1162 398 190 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 2958 3688 53 BellSouth.net Inc. 22773 2533 2937 136 Cox Communications Inc. 7029 2251 1905 299 Windstream Communications Inc 18566 2047 379 178 MegaPath Corporation 20115 1710 1694 570 Charter Communications 4323 1634 1073 415 tw telecom holdings, inc. 701 1445 11189 732 MCI Communications Services, 30036 1424 311 549 Mediacom Communications Corp 6983 1368 818 314 ITC^Deltacom 22561 1309 402 233 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 1709 264 274 TELLCOM ILETISIM HIZMETLERI A 20940 1384 534 1024 Akamai International B.V. 8402 1365 544 16 OJSC "Vimpelcom" 13188 1031 100 28 TOV "Bank-Inform" 31148 1018 45 21 Freenet Ltd. 8551 954 370 40 Bezeq International-Ltd 6849 823 357 28 JSC "Ukrtelecom" 6830 769 2334 428 Liberty Global Operations B.V 12479 726 795 57 France Telecom Espana SA 9198 575 344 28 JSC Kazakhtelecom 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 3781 2019 99 NET Serviços de Comunicação S 10620 2883 466 198 Telmex Colombia S.A. 18881 2037 1036 22 Global Village Telecom 7303 1764 1177 230 Telecom Argentina S.A. 8151 1420 2961 405 Uninet S.A. de C.V. 6503 1139 434 61 Axtel, S.A.B. de C.V. 7738 979 1882 41 Telemar Norte Leste S.A. 27947 888 130 51 Telconet S.A 26615 857 2325 35 Tim Celular S.A. 3816 829 340 138 COLOMBIA TELECOMUNICACIONES S 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 1114 240 6 Sudanese Mobile Telephone (ZA 24863 901 280 25 Link Egypt (Link.NET) 6713 638 727 33 Office National des Postes et 8452 592 958 13 TE-AS 36992 300 783 24 ETISALAT MISR 24835 295 144 9 Vodafone Data 3741 250 921 213 Internet Solutions 37054 244 19 6 Data Telecom Service 29571 225 22 17 Cote d'Ivoire Telecom 15706 187 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 28573 3781 2019 99 NET Serviços de Comunicação S 6389 2958 3688 53 BellSouth.net Inc. 4766 2935 11591 922 Korea Telecom 10620 2883 466 198 Telmex Colombia S.A. 17974 2793 899 72 PT Telekomunikasi Indonesia 22773 2533 2937 136 Cox Communications Inc. 7545 2260 320 116 TPG Telecom Limited 7029 2251 1905 299 Windstream Communications Inc 18566 2047 379 178 MegaPath Corporation 18881 2037 1036 22 Global Village Telecom 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 2958 2905 BellSouth.net Inc. 17974 2793 2721 PT Telekomunikasi Indonesia 10620 2883 2685 Telmex Colombia S.A. 22773 2533 2397 Cox Communications Inc. 7545 2260 2144 TPG Telecom Limited 18881 2037 2015 Global Village Telecom 4766 2935 2013 Korea Telecom 7029 2251 1952 Windstream Communications Inc 18566 2047 1869 MegaPath Corporation 4755 1859 1661 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 65456 PRIVATE 5.109.32.0/19 23456 32bit Transition AS 65456 PRIVATE 5.109.96.0/19 23456 32bit Transition AS 30662 UNALLOCATED 8.2.129.0/24 3356 Level 3 Communicatio 53506 UNALLOCATED 8.17.102.0/23 2828 XO Communications 20260 UNALLOCATED 8.25.160.0/24 3356 Level 3 Communicatio 20260 UNALLOCATED 8.25.161.0/24 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 22511 UNALLOCATED 8.28.225.0/24 2828 XO Communications 22511 UNALLOCATED 8.36.68.0/24 2828 XO Communications Complete listing at http://thyme.rand.apnic.net/current/data-badAS Prefixes from private and non-routed address space (Global) ----------------------------------------------------------- Prefix Origin AS Description 100.88.0.0/16 6697 Republican Unitary Telecommun 100.89.0.0/16 6697 Republican Unitary Telecommun 100.90.0.0/16 6697 Republican Unitary Telecommun 100.91.0.0/16 6697 Republican Unitary Telecommun 100.92.0.0/16 6697 Republican Unitary Telecommun 100.93.0.0/16 6697 Republican Unitary Telecommun 100.94.0.0/16 6697 Republican Unitary Telecommun 100.95.0.0/16 6697 Republican Unitary Telecommun 100.96.0.0/14 6697 Republican Unitary Telecommun 100.104.0.0/13 6697 Republican Unitary Telecommun Complete listing at http://thyme.rand.apnic.net/current/data-dsua Advertised Unallocated Addresses -------------------------------- Network Origin AS Description 24.231.96.0/24 21548 MTO Telecom Inc. 27.100.7.0/24 56096 >>UNKNOWN<< 41.73.1.0/24 37004 >>UNKNOWN<< 41.73.2.0/24 37004 >>UNKNOWN<< 41.73.10.0/24 37004 >>UNKNOWN<< 41.73.11.0/24 37004 >>UNKNOWN<< 41.73.12.0/24 37004 >>UNKNOWN<< 41.73.13.0/24 37004 >>UNKNOWN<< 41.73.14.0/24 37004 >>UNKNOWN<< 41.73.15.0/24 37004 >>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 /10:30 /11:90 /12:258 /13:488 /14:980 /15:1701 /16:12997 /17:6907 /18:11691 /19:24597 /20:34614 /21:37125 /22:53314 /23:46750 /24:265605 /25:805 /26:905 /27:392 /28:13 /29:19 /30:8 /31:1 /32:13 Advertised prefixes smaller than registry allocations ----------------------------------------------------- ASN No of nets Total ann. Description 18566 2002 2047 MegaPath Corporation 22773 1779 2533 Cox Communications Inc. 6389 1694 2958 BellSouth.net Inc. 30036 1261 1424 Mediacom Communications Corp 11492 1188 1233 CABLE ONE, INC. 7029 1138 2251 Windstream Communications Inc 36998 1080 1114 Sudanese Mobile Telephone (ZA 6983 1074 1368 ITC^Deltacom 8402 1072 1365 OJSC "Vimpelcom" 34984 1038 1709 TELLCOM ILETISIM HIZMETLERI A Complete listing at http://thyme.rand.apnic.net/current/data-sXXas-nos Number of /24s announced per /8 block (Global) ---------------------------------------------- 1:1127 2:666 3:3 4:15 5:974 6:19 8:711 12:1845 13:4 14:1025 15:13 16:2 17:36 18:21 20:37 23:891 24:1742 27:1772 31:1485 32:43 33:2 34:5 36:136 37:1842 38:953 39:7 40:204 41:3219 42:257 43:56 44:11 45:9 46:2095 47:22 49:726 50:946 52:12 54:47 55:8 57:28 58:1223 59:606 60:415 61:1553 62:1268 63:1953 64:4359 65:2289 66:4167 67:2064 68:1059 69:3344 70:859 71:438 72:2020 74:2643 75:326 76:406 77:1689 78:854 79:708 80:1320 81:1201 82:750 83:754 84:782 85:1315 86:518 87:1179 88:476 89:1827 90:141 91:5679 92:698 93:1779 94:2063 95:1576 96:528 97:358 98:1083 99:49 100:66 101:826 103:5054 104:15 105:543 106:172 107:627 108:593 109:2099 110:972 111:1310 112:663 113:849 114:880 115:1131 116:1104 117:949 118:1416 119:1388 120:383 121:826 122:2045 123:1342 124:1422 125:1465 128:565 129:342 130:348 131:665 132:412 133:163 134:320 135:74 136:259 137:296 138:364 139:168 140:216 141:385 142:567 143:427 144:503 145:104 146:638 147:473 148:905 149:363 150:167 151:711 152:443 153:219 154:294 155:495 156:352 157:337 158:244 159:911 160:329 161:560 162:1524 163:254 164:690 165:605 166:280 167:628 168:1057 169:125 170:1438 171:189 172:19 173:1610 174:700 175:605 176:1384 177:3178 178:2027 179:651 180:1772 181:1156 182:1579 183:524 184:722 185:1738 186:2874 187:1609 188:2063 189:1517 190:7494 191:368 192:7354 193:5511 194:4022 195:3517 196:1416 197:668 198:5088 199:5515 200:6273 201:2667 202:9091 203:8892 204:4585 205:2675 206:2959 207:2975 208:3990 209:3723 210:3091 211:1702 212:2299 213:2090 214:897 215:86 216:5572 217:1686 218:599 219:330 220:1282 221:620 222:353 223:603 End of report