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 22 Nov, 2014 Report Website: http://thyme.rand.apnic.net Detailed Analysis: http://thyme.rand.apnic.net/current/ Analysis Summary ---------------- BGP routing table entries examined: 517859 Prefixes after maximum aggregation: 200304 Deaggregation factor: 2.59 Unique aggregates announced to Internet: 254592 Total ASes present in the Internet Routing Table: 48629 Prefixes per ASN: 10.65 Origin-only ASes present in the Internet Routing Table: 36296 Origin ASes announcing only one prefix: 16305 Transit ASes present in the Internet Routing Table: 6210 Transit-only ASes present in the Internet Routing Table: 176 Average AS path length visible in the Internet Routing Table: 4.5 Max AS path length visible: 78 Max AS path prepend of ASN ( 55644) 71 Prefixes from unregistered ASNs in the Routing Table: 1631 Unregistered ASNs in the Routing Table: 439 Number of 32-bit ASNs allocated by the RIRs: 7978 Number of 32-bit ASNs visible in the Routing Table: 6123 Prefixes from 32-bit ASNs in the Routing Table: 21952 Number of bogon 32-bit ASNs visible in the Routing Table: 6 Special use prefixes present in the Routing Table: 0 Prefixes being announced from unallocated address space: 391 Number of addresses announced to Internet: 2712292420 Equivalent to 161 /8s, 170 /16s and 76 /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: 176514 APNIC Region Analysis Summary ----------------------------- Prefixes being announced by APNIC Region ASes: 127765 Total APNIC prefixes after maximum aggregation: 37043 APNIC Deaggregation factor: 3.45 Prefixes being announced from the APNIC address blocks: 132174 Unique aggregates announced from the APNIC address blocks: 53894 APNIC Region origin ASes present in the Internet Routing Table: 4990 APNIC Prefixes per ASN: 26.49 APNIC Region origin ASes announcing only one prefix: 1200 APNIC Region transit ASes present in the Internet Routing Table: 869 Average APNIC Region AS path length visible: 4.7 Max APNIC Region AS path length visible: 78 Number of APNIC region 32-bit ASNs visible in the Routing Table: 1178 Number of APNIC addresses announced to Internet: 737083776 Equivalent to 43 /8s, 239 /16s and 1 /24s Percentage of available APNIC address space announced: 86.1 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: 171222 Total ARIN prefixes after maximum aggregation: 85507 ARIN Deaggregation factor: 2.00 Prefixes being announced from the ARIN address blocks: 173175 Unique aggregates announced from the ARIN address blocks: 81727 ARIN Region origin ASes present in the Internet Routing Table: 16386 ARIN Prefixes per ASN: 10.57 ARIN Region origin ASes announcing only one prefix: 6073 ARIN Region transit ASes present in the Internet Routing Table: 1702 Average ARIN Region AS path length visible: 3.9 Max ARIN Region AS path length visible: 20 Number of ARIN region 32-bit ASNs visible in the Routing Table: 264 Number of ARIN addresses announced to Internet: 1053889472 Equivalent to 62 /8s, 209 /16s and 19 /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: 126263 Total RIPE prefixes after maximum aggregation: 63842 RIPE Deaggregation factor: 1.98 Prefixes being announced from the RIPE address blocks: 132022 Unique aggregates announced from the RIPE address blocks: 83090 RIPE Region origin ASes present in the Internet Routing Table: 17812 RIPE Prefixes per ASN: 7.41 RIPE Region origin ASes announcing only one prefix: 8177 RIPE Region transit ASes present in the Internet Routing Table: 2936 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: 3221 Number of RIPE addresses announced to Internet: 691982468 Equivalent to 41 /8s, 62 /16s and 208 /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: 58181 Total LACNIC prefixes after maximum aggregation: 10865 LACNIC Deaggregation factor: 5.35 Prefixes being announced from the LACNIC address blocks: 66917 Unique aggregates announced from the LACNIC address blocks: 30719 LACNIC Region origin ASes present in the Internet Routing Table: 2378 LACNIC Prefixes per ASN: 28.14 LACNIC Region origin ASes announcing only one prefix: 648 LACNIC Region transit ASes present in the Internet Routing Table: 474 Average LACNIC Region AS path length visible: 4.8 Max LACNIC Region AS path length visible: 30 Number of LACNIC region 32-bit ASNs visible in the Routing Table: 1391 Number of LACNIC addresses announced to Internet: 167915392 Equivalent to 10 /8s, 2 /16s and 47 /24s Percentage of available LACNIC address space announced: 100.1 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: 12364 Total AfriNIC prefixes after maximum aggregation: 3002 AfriNIC Deaggregation factor: 4.12 Prefixes being announced from the AfriNIC address blocks: 13180 Unique aggregates announced from the AfriNIC address blocks: 4810 AfriNIC Region origin ASes present in the Internet Routing Table: 733 AfriNIC Prefixes per ASN: 17.98 AfriNIC Region origin ASes announcing only one prefix: 207 AfriNIC Region transit ASes present in the Internet Routing Table: 148 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: 69 Number of AfriNIC addresses announced to Internet: 60038400 Equivalent to 3 /8s, 148 /16s and 29 /24s Percentage of available AfriNIC address space announced: 59.6 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 2959 11585 932 Korea Telecom 17974 2846 904 77 PT Telekomunikasi Indonesia 7545 2460 336 127 TPG Telecom Limited 4755 1929 416 191 TATA Communications formerly 9829 1670 1322 37 National Internet Backbone 4538 1550 4190 71 China Education and Research 9808 1485 6655 16 Guangdong Mobile Communicatio 4808 1425 2213 427 CNCGROUP IP network China169 9583 1363 112 562 Sify Limited 9498 1316 334 94 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 6389 2894 3688 51 BellSouth.net Inc. 22773 2850 2956 144 Cox Communications Inc. 18566 2044 379 183 MegaPath Corporation 20115 1822 1797 479 Charter Communications 4323 1642 1053 413 tw telecom holdings, inc. 6983 1625 867 251 EarthLink, Inc. 30036 1496 311 605 Mediacom Communications Corp 701 1427 11265 707 MCI Communications Services, 22561 1311 411 244 CenturyTel Internet Holdings, 11492 1214 212 534 CABLE ONE, INC. 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 1896 298 356 TELLCOM ILETISIM HIZMETLERI A 20940 1504 585 1111 Akamai International B.V. 8402 1380 544 15 OJSC "Vimpelcom" 31148 1045 45 21 Freenet Ltd. 13188 1025 100 35 TOV "Bank-Inform" 8551 899 373 44 Bezeq International-Ltd 6849 834 356 26 JSC "Ukrtelecom" 9198 807 346 32 JSC Kazakhtelecom 6830 804 2339 439 Liberty Global Operations B.V 12479 776 788 97 France Telecom Espana SA 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 3035 492 242 Telmex Colombia S.A. 28573 2377 2260 110 NET Serviços de Comunicação S 7303 1766 1171 241 Telecom Argentina S.A. 8151 1474 3019 429 Uninet S.A. de C.V. 6147 1299 374 30 Telefonica del Peru S.A.A. 6503 1228 433 58 Axtel, S.A.B. de C.V. 7738 999 1882 41 Telemar Norte Leste S.A. 26615 914 2325 35 Tim Celular S.A. 3816 906 394 146 COLOMBIA TELECOMUNICACIONES S 27947 887 130 51 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 1407 958 13 TE-AS 24863 957 280 26 Link Egypt (Link.NET) 36903 388 196 125 Office National des Postes et 36992 359 824 29 ETISALAT MISR 24835 308 144 9 Vodafone Data 37492 289 125 60 Orange Tunisie 3741 249 920 212 Internet Solutions 29571 245 22 17 Cote d'Ivoire Telecom 37054 238 19 6 Data Telecom Service 6713 195 709 34 Office National des Postes et 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 3035 492 242 Telmex Colombia S.A. 4766 2959 11585 932 Korea Telecom 6389 2894 3688 51 BellSouth.net Inc. 22773 2850 2956 144 Cox Communications Inc. 17974 2846 904 77 PT Telekomunikasi Indonesia 7545 2460 336 127 TPG Telecom Limited 28573 2377 2260 110 NET Serviços de Comunicação S 18566 2044 379 183 MegaPath Corporation 4755 1929 416 191 TATA Communications formerly 34984 1896 298 356 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 2894 2843 BellSouth.net Inc. 17974 2846 2769 PT Telekomunikasi Indonesia 22773 2850 2706 Cox Communications Inc. 7545 2460 2333 TPG Telecom Limited 28573 2377 2267 NET Serviços de Comunicação S 4766 2959 2027 Korea Telecom 18566 2044 1861 MegaPath Corporation 4755 1929 1738 TATA Communications formerly 9829 1670 1633 National Internet Backbone 34984 1896 1540 TELLCOM ILETISIM HIZMETLERI A 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 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 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 23.252.224.0/20 62502 Xnet Media LLC 23.252.224.0/21 62502 Xnet Media LLC 23.252.232.0/21 62502 Xnet Media LLC 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<< 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 /13:500 /14:996 /15:1720 /16:13030 /17:7135 /18:11916 /19:24761 /20:35350 /21:37488 /22:55560 /23:48330 /24:277707 /25:1106 /26:1087 /27:705 /28:15 /29:19 /30:11 /31:0 /32:12 Advertised prefixes smaller than registry allocations ----------------------------------------------------- ASN No of nets Total ann. Description 22773 2063 2850 Cox Communications Inc. 18566 1999 2044 MegaPath Corporation 6389 1674 2894 BellSouth.net Inc. 30036 1342 1496 Mediacom Communications Corp 6983 1307 1625 EarthLink, Inc. 34984 1203 1896 TELLCOM ILETISIM HIZMETLERI A 11492 1162 1214 CABLE ONE, INC. 10620 1074 3035 Telmex Colombia S.A. 8402 1045 1380 OJSC "Vimpelcom" 22561 1003 1311 CenturyTel Internet Holdings, Complete listing at http://thyme.rand.apnic.net/current/data-sXXas-nos Number of /24s announced per /8 block (Global) ---------------------------------------------- 1:1358 2:679 3:3 4:16 5:1207 6:22 8:769 12:1848 13:4 14:1195 15:17 16:2 17:42 18:21 20:51 23:970 24:1669 27:1805 31:1386 32:45 33:2 34:5 36:155 37:1838 38:975 39:16 40:225 41:2997 42:274 43:664 44:18 45:80 46:2116 47:30 49:758 50:794 52:12 54:60 55:6 56:6 57:31 58:1155 59:661 60:445 61:1703 62:1311 63:1846 64:4406 65:2280 66:4110 67:2006 68:1049 69:3257 70:885 71:433 72:1983 74:2608 75:323 76:407 77:1622 78:958 79:780 80:1324 81:1277 82:820 83:670 84:670 85:1365 86:425 87:1184 88:500 89:1813 90:140 91:5884 92:804 93:1669 94:1948 95:1311 96:422 97:341 98:1034 99:48 100:66 101:746 103:6117 104:595 105:163 106:189 107:761 108:609 109:1991 110:1057 111:1443 112:736 113:915 114:795 115:1218 116:1233 117:1004 118:1599 119:1367 120:440 121:987 122:2211 123:1701 124:1461 125:1545 128:656 129:390 130:381 131:965 132:429 133:164 134:325 135:82 136:327 137:297 138:388 139:162 140:225 141:422 142:603 143:444 144:511 145:111 146:696 147:563 148:1057 149:397 150:518 151:643 152:482 153:244 154:411 155:631 156:379 157:331 158:279 159:926 160:335 161:621 162:1791 163:373 164:640 165:672 166:299 167:699 168:1132 169:130 170:1425 171:215 172:60 173:1583 174:711 175:582 176:1561 177:3704 178:2112 179:774 180:1818 181:1559 182:1661 183:568 184:706 185:2381 186:2912 187:1672 188:2000 189:1529 190:7667 191:802 192:7802 193:5567 194:4058 195:3612 196:1630 197:833 198:5328 199:5472 200:6496 201:2872 202:9401 203:8996 204:4679 205:2677 206:2994 207:2950 208:3922 209:3801 210:3468 211:1847 212:2467 213:2187 214:855 215:87 216:5632 217:1723 218:649 219:398 220:1301 221:773 222:438 223:662 End of report