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 18 Oct, 2014 Report Website: http://thyme.rand.apnic.net Detailed Analysis: http://thyme.rand.apnic.net/current/ Analysis Summary ---------------- BGP routing table entries examined: 514323 Prefixes after maximum aggregation: 199484 Deaggregation factor: 2.58 Unique aggregates announced to Internet: 253096 Total ASes present in the Internet Routing Table: 48320 Prefixes per ASN: 10.64 Origin-only ASes present in the Internet Routing Table: 36273 Origin ASes announcing only one prefix: 16350 Transit ASes present in the Internet Routing Table: 6150 Transit-only ASes present in the Internet Routing Table: 168 Average AS path length visible in the Internet Routing Table: 4.6 Max AS path length visible: 118 Max AS path prepend of ASN ( 55644) 111 Prefixes from unregistered ASNs in the Routing Table: 1847 Unregistered ASNs in the Routing Table: 448 Number of 32-bit ASNs allocated by the RIRs: 7652 Number of 32-bit ASNs visible in the Routing Table: 5897 Prefixes from 32-bit ASNs in the Routing Table: 20879 Number of bogon 32-bit ASNs visible in the Routing Table: 12 Special use prefixes present in the Routing Table: 0 Prefixes being announced from unallocated address space: 344 Number of addresses announced to Internet: 2711955588 Equivalent to 161 /8s, 165 /16s and 40 /24s Percentage of available address space announced: 73.3 Percentage of allocated address space announced: 73.3 Percentage of available address space allocated: 100.0 Percentage of address space in use by end-sites: 96.9 Total number of prefixes smaller than registry allocations: 176391 APNIC Region Analysis Summary ----------------------------- Prefixes being announced by APNIC Region ASes: 125598 Total APNIC prefixes after maximum aggregation: 36783 APNIC Deaggregation factor: 3.41 Prefixes being announced from the APNIC address blocks: 129541 Unique aggregates announced from the APNIC address blocks: 53632 APNIC Region origin ASes present in the Internet Routing Table: 4976 APNIC Prefixes per ASN: 26.03 APNIC Region origin ASes announcing only one prefix: 1187 APNIC Region transit ASes present in the Internet Routing Table: 854 Average APNIC Region AS path length visible: 4.8 Max APNIC Region AS path length visible: 118 Number of APNIC region 32-bit ASNs visible in the Routing Table: 1133 Number of APNIC addresses announced to Internet: 735980480 Equivalent to 43 /8s, 222 /16s and 43 /24s Percentage of available APNIC address space announced: 86.0 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: 171583 Total ARIN prefixes after maximum aggregation: 85311 ARIN Deaggregation factor: 2.01 Prefixes being announced from the ARIN address blocks: 173348 Unique aggregates announced from the ARIN address blocks: 81069 ARIN Region origin ASes present in the Internet Routing Table: 16381 ARIN Prefixes per ASN: 10.58 ARIN Region origin ASes announcing only one prefix: 6108 ARIN Region transit ASes present in the Internet Routing Table: 1693 Average ARIN Region AS path length visible: 3.9 Max ARIN Region AS path length visible: 22 Number of ARIN region 32-bit ASNs visible in the Routing Table: 225 Number of ARIN addresses announced to Internet: 1052731072 Equivalent to 62 /8s, 191 /16s and 102 /24s Percentage of available ARIN address space announced: 55.7 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, 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: 125359 Total RIPE prefixes after maximum aggregation: 63697 RIPE Deaggregation factor: 1.97 Prefixes being announced from the RIPE address blocks: 130763 Unique aggregates announced from the RIPE address blocks: 82810 RIPE Region origin ASes present in the Internet Routing Table: 17786 RIPE Prefixes per ASN: 7.35 RIPE Region origin ASes announcing only one prefix: 8204 RIPE Region transit ASes present in the Internet Routing Table: 2907 Average RIPE Region AS path length visible: 5.0 Max RIPE Region AS path length visible: 32 Number of RIPE region 32-bit ASNs visible in the Routing Table: 3128 Number of RIPE addresses announced to Internet: 692188036 Equivalent to 41 /8s, 65 /16s and 243 /24s Percentage of available RIPE address space announced: 100.6 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: 58702 Total LACNIC prefixes after maximum aggregation: 10791 LACNIC Deaggregation factor: 5.44 Prefixes being announced from the LACNIC address blocks: 67386 Unique aggregates announced from the LACNIC address blocks: 30524 LACNIC Region origin ASes present in the Internet Routing Table: 2344 LACNIC Prefixes per ASN: 28.75 LACNIC Region origin ASes announcing only one prefix: 638 LACNIC Region transit ASes present in the Internet Routing Table: 463 Average LACNIC Region AS path length visible: 4.8 Max LACNIC Region AS path length visible: 26 Number of LACNIC region 32-bit ASNs visible in the Routing Table: 1356 Number of LACNIC addresses announced to Internet: 171237504 Equivalent to 10 /8s, 52 /16s and 224 /24s Percentage of available LACNIC address space announced: 102.1 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: 12101 Total AfriNIC prefixes after maximum aggregation: 2854 AfriNIC Deaggregation factor: 4.24 Prefixes being announced from the AfriNIC address blocks: 12941 Unique aggregates announced from the AfriNIC address blocks: 4757 AfriNIC Region origin ASes present in the Internet Routing Table: 735 AfriNIC Prefixes per ASN: 17.61 AfriNIC Region origin ASes announcing only one prefix: 213 AfriNIC Region transit ASes present in the Internet Routing Table: 154 Average AfriNIC Region AS path length visible: 4.6 Max AfriNIC Region AS path length visible: 24 Number of AfriNIC region 32-bit ASNs visible in the Routing Table: 55 Number of AfriNIC addresses announced to Internet: 59521792 Equivalent to 3 /8s, 140 /16s and 59 /24s Percentage of available AfriNIC address space announced: 59.1 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 2946 11584 926 Korea Telecom 17974 2827 903 77 PT Telekomunikasi Indonesia 7545 2398 336 124 TPG Telecom Limited 4755 1917 412 189 TATA Communications formerly 9829 1652 1306 39 National Internet Backbone 4808 1407 2204 419 CNCGROUP IP network China169 9808 1386 6639 15 Guangdong Mobile Communicatio 9498 1307 333 91 BHARTI Airtel Ltd. 9583 1306 104 529 Sify Limited 7552 1198 1098 14 Viettel Corporation 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 2903 2941 144 Cox Communications Inc. 6389 2896 3688 51 BellSouth.net Inc. 18566 2046 379 182 MegaPath Corporation 7029 1908 1958 316 Windstream Communications Inc 20115 1806 1788 480 Charter Communications 4323 1636 1052 410 tw telecom holdings, inc. 6983 1527 867 252 ITC^Deltacom 30036 1481 308 618 Mediacom Communications Corp 701 1430 11266 714 MCI Communications Services, 22561 1305 408 237 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 1826 297 349 TELLCOM ILETISIM HIZMETLERI A 20940 1500 583 1105 Akamai International B.V. 8402 1421 544 15 OJSC "Vimpelcom" 31148 1044 45 21 Freenet Ltd. 13188 1037 100 29 TOV "Bank-Inform" 8551 965 372 41 Bezeq International-Ltd 6849 835 356 26 JSC "Ukrtelecom" 6830 781 2338 434 Liberty Global Operations B.V 12479 750 784 96 France Telecom Espana SA 9198 667 346 29 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 10620 2994 485 254 Telmex Colombia S.A. 28573 2899 2315 110 NET Serviços de Comunicação S 6147 1794 374 30 Telefonica del Peru S.A.A. 7303 1756 1162 239 Telecom Argentina S.A. 8151 1476 3008 434 Uninet S.A. de C.V. 6503 1109 434 61 Axtel, S.A.B. de C.V. 7738 999 1882 41 Telemar Norte Leste S.A. 26615 914 2325 35 Tim Celular S.A. 27947 911 130 51 Telconet S.A 3816 888 383 154 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 8452 1377 958 13 TE-AS 24863 949 280 26 Link Egypt (Link.NET) 6713 678 760 38 Office National des Postes et 36992 351 824 28 ETISALAT MISR 24835 307 144 9 Vodafone Data 3741 249 920 212 Internet Solutions 29571 245 22 17 Cote d'Ivoire Telecom 37054 230 19 6 Data Telecom Service 15706 186 17 6 Sudatel (Sudan Telecom Co. Lt 37457 175 160 4 Telkom SA Ltd. 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 2994 485 254 Telmex Colombia S.A. 4766 2946 11584 926 Korea Telecom 22773 2903 2941 144 Cox Communications Inc. 28573 2899 2315 110 NET Serviços de Comunicação S 6389 2896 3688 51 BellSouth.net Inc. 17974 2827 903 77 PT Telekomunikasi Indonesia 7545 2398 336 124 TPG Telecom Limited 18566 2046 379 182 MegaPath Corporation 4755 1917 412 189 TATA Communications formerly 7029 1908 1958 316 Windstream Communications Inc 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 2896 2845 BellSouth.net Inc. 28573 2899 2789 NET Serviços de Comunicação S 22773 2903 2759 Cox Communications Inc. 17974 2827 2750 PT Telekomunikasi Indonesia 7545 2398 2274 TPG Telecom Limited 4766 2946 2020 Korea Telecom 18566 2046 1864 MegaPath Corporation 6147 1794 1764 Telefonica del Peru S.A.A. 4755 1917 1728 TATA Communications formerly 9829 1652 1613 National Internet Backbone 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 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 55020 UNALLOCATED 8.30.123.0/24 3356 Level 3 Communicatio 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 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 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<< 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<< 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 /11:90 /12:262 /13:502 /14:1005 /15:1712 /16:13039 /17:7121 /18:11854 /19:24635 /20:35174 /21:37275 /22:54800 /23:48069 /24:275809 /25:1093 /26:1062 /27:705 /28:14 /29:19 /30:10 /31:1 /32:13 Advertised prefixes smaller than registry allocations ----------------------------------------------------- ASN No of nets Total ann. Description 22773 2134 2903 Cox Communications Inc. 18566 2001 2046 MegaPath Corporation 6389 1676 2896 BellSouth.net Inc. 6147 1358 1794 Telefonica del Peru S.A.A. 30036 1328 1481 Mediacom Communications Corp 6983 1217 1527 ITC^Deltacom 34984 1146 1826 TELLCOM ILETISIM HIZMETLERI A 7029 1144 1908 Windstream Communications Inc 11492 1124 1175 CABLE ONE, INC. 8402 1089 1421 OJSC "Vimpelcom" Complete listing at http://thyme.rand.apnic.net/current/data-sXXas-nos Number of /24s announced per /8 block (Global) ---------------------------------------------- 1:1352 2:678 3:3 4:17 5:1177 6:21 8:759 12:1850 13:4 14:1149 15:17 16:2 17:42 18:21 20:51 23:947 24:1769 27:1820 31:1322 32:40 33:2 34:5 36:160 37:1804 38:1005 39:20 40:227 41:2988 42:254 43:524 44:18 45:80 46:2071 47:27 49:734 50:799 52:12 54:51 55:3 56:10 57:32 58:1138 59:645 60:435 61:1729 62:1264 63:1829 64:4390 65:2274 66:4208 67:2036 68:1083 69:3262 70:873 71:477 72:1983 74:2612 75:375 76:412 77:1608 78:1017 79:765 80:1329 81:1261 82:792 83:657 84:727 85:1353 86:438 87:1152 88:497 89:1806 90:138 91:5794 92:775 93:1671 94:2033 95:1290 96:430 97:340 98:1100 99:48 100:65 101:731 103:5877 104:472 105:150 106:187 107:648 108:580 109:2000 110:1044 111:1381 112:720 113:901 114:806 115:1169 116:1145 117:1024 118:1537 119:1368 120:440 121:963 122:2200 123:1661 124:1446 125:1491 128:631 129:356 130:372 131:921 132:431 133:165 134:323 135:80 136:322 137:316 138:379 139:199 140:222 141:408 142:599 143:439 144:512 145:111 146:677 147:559 148:998 149:389 150:495 151:590 152:477 153:240 154:401 155:568 156:375 157:331 158:279 159:947 160:327 161:604 162:1805 163:403 164:646 165:669 166:365 167:680 168:1126 169:123 170:1414 171:188 172:60 173:1635 174:710 175:607 176:1521 177:3618 178:2096 179:798 180:1762 181:1766 182:1664 183:572 184:706 185:2203 186:2995 187:1647 188:2008 189:1486 190:7908 191:777 192:7704 193:5553 194:4061 195:3611 196:1635 197:758 198:5278 199:5466 200:6472 201:2901 202:9138 203:9077 204:4700 205:2655 206:3089 207:2968 208:3922 209:3762 210:3298 211:1827 212:2377 213:2168 214:861 215:85 216:5606 217:1713 218:614 219:391 220:1374 221:744 222:481 223:600 End of report