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 28 Feb, 2015 Report Website: http://thyme.rand.apnic.net Detailed Analysis: http://thyme.rand.apnic.net/current/ Analysis Summary ---------------- BGP routing table entries examined: 533931 Prefixes after maximum aggregation (per Origin AS): 204366 Deaggregation factor: 2.61 Unique aggregates announced (without unneeded subnets): 260046 Total ASes present in the Internet Routing Table: 49503 Prefixes per ASN: 10.79 Origin-only ASes present in the Internet Routing Table: 36475 Origin ASes announcing only one prefix: 16258 Transit ASes present in the Internet Routing Table: 6262 Transit-only ASes present in the Internet Routing Table: 167 Average AS path length visible in the Internet Routing Table: 4.5 Max AS path length visible: 44 Max AS path prepend of ASN ( 55944) 41 Prefixes from unregistered ASNs in the Routing Table: 1309 Unregistered ASNs in the Routing Table: 429 Number of 32-bit ASNs allocated by the RIRs: 8696 Number of 32-bit ASNs visible in the Routing Table: 6766 Prefixes from 32-bit ASNs in the Routing Table: 24517 Number of bogon 32-bit ASNs visible in the Routing Table: 2 Special use prefixes present in the Routing Table: 1 Prefixes being announced from unallocated address space: 368 Number of addresses announced to Internet: 2732743460 Equivalent to 162 /8s, 226 /16s and 91 /24s Percentage of available address space announced: 73.8 Percentage of allocated address space announced: 73.8 Percentage of available address space allocated: 100.0 Percentage of address space in use by end-sites: 97.2 Total number of prefixes smaller than registry allocations: 180550 APNIC Region Analysis Summary ----------------------------- Prefixes being announced by APNIC Region ASes: 131824 Total APNIC prefixes after maximum aggregation: 38376 APNIC Deaggregation factor: 3.44 Prefixes being announced from the APNIC address blocks: 137342 Unique aggregates announced from the APNIC address blocks: 55718 APNIC Region origin ASes present in the Internet Routing Table: 5023 APNIC Prefixes per ASN: 27.34 APNIC Region origin ASes announcing only one prefix: 1215 APNIC Region transit ASes present in the Internet Routing Table: 869 Average APNIC Region AS path length visible: 4.5 Max APNIC Region AS path length visible: 44 Number of APNIC region 32-bit ASNs visible in the Routing Table: 1320 Number of APNIC addresses announced to Internet: 746245248 Equivalent to 44 /8s, 122 /16s and 204 /24s Percentage of available APNIC address space announced: 87.2 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: 176333 Total ARIN prefixes after maximum aggregation: 87229 ARIN Deaggregation factor: 2.02 Prefixes being announced from the ARIN address blocks: 178302 Unique aggregates announced from the ARIN address blocks: 83615 ARIN Region origin ASes present in the Internet Routing Table: 16499 ARIN Prefixes per ASN: 10.81 ARIN Region origin ASes announcing only one prefix: 6080 ARIN Region transit ASes present in the Internet Routing Table: 1708 Average ARIN Region AS path length visible: 3.8 Max ARIN Region AS path length visible: 21 Number of ARIN region 32-bit ASNs visible in the Routing Table: 357 Number of ARIN addresses announced to Internet: 1061393696 Equivalent to 63 /8s, 67 /16s and 149 /24s Percentage of available ARIN address space announced: 56.1 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: 129975 Total RIPE prefixes after maximum aggregation: 64648 RIPE Deaggregation factor: 2.01 Prefixes being announced from the RIPE address blocks: 136276 Unique aggregates announced from the RIPE address blocks: 83689 RIPE Region origin ASes present in the Internet Routing Table: 17878 RIPE Prefixes per ASN: 7.62 RIPE Region origin ASes announcing only one prefix: 8135 RIPE Region transit ASes present in the Internet Routing Table: 2968 Average RIPE Region AS path length visible: 4.9 Max RIPE Region AS path length visible: 32 Number of RIPE region 32-bit ASNs visible in the Routing Table: 3474 Number of RIPE addresses announced to Internet: 693542276 Equivalent to 41 /8s, 86 /16s and 157 /24s Percentage of available RIPE address space announced: 100.8 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: 58681 Total LACNIC prefixes after maximum aggregation: 11081 LACNIC Deaggregation factor: 5.30 Prefixes being announced from the LACNIC address blocks: 68196 Unique aggregates announced from the LACNIC address blocks: 31605 LACNIC Region origin ASes present in the Internet Routing Table: 2403 LACNIC Prefixes per ASN: 28.38 LACNIC Region origin ASes announcing only one prefix: 623 LACNIC Region transit ASes present in the Internet Routing Table: 484 Average LACNIC Region AS path length visible: 4.9 Max LACNIC Region AS path length visible: 24 Number of LACNIC region 32-bit ASNs visible in the Routing Table: 1524 Number of LACNIC addresses announced to Internet: 167636224 Equivalent to 9 /8s, 253 /16s and 237 /24s Percentage of available LACNIC address space announced: 99.9 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: 12406 Total AfriNIC prefixes after maximum aggregation: 2988 AfriNIC Deaggregation factor: 4.15 Prefixes being announced from the AfriNIC address blocks: 13447 Unique aggregates announced from the AfriNIC address blocks: 5087 AfriNIC Region origin ASes present in the Internet Routing Table: 737 AfriNIC Prefixes per ASN: 18.25 AfriNIC Region origin ASes announcing only one prefix: 205 AfriNIC Region transit ASes present in the Internet Routing Table: 155 Average AfriNIC Region AS path length visible: 4.6 Max AfriNIC Region AS path length visible: 28 Number of AfriNIC region 32-bit ASNs visible in the Routing Table: 91 Number of AfriNIC addresses announced to Internet: 63479296 Equivalent to 3 /8s, 200 /16s and 158 /24s Percentage of available AfriNIC address space announced: 63.1 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 2909 11553 912 Korea Telecom 17974 2819 904 77 PT Telekomunikasi Indonesia 7545 2566 336 127 TPG Telecom Limited 4755 1986 422 210 TATA Communications formerly 4538 1758 4190 71 China Education and Research 9829 1666 1325 36 National Internet Backbone 9808 1547 8717 29 Guangdong Mobile Communicatio 4808 1450 2228 432 CNCGROUP IP network China169 9583 1398 132 556 Sify Limited 9498 1298 334 96 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 2985 2955 141 Cox Communications Inc. 6389 2891 3688 51 BellSouth.net Inc. 3356 2565 10700 482 Level 3 Communications, Inc. 18566 2041 379 183 MegaPath Corporation 20115 1850 1830 438 Charter Communications 6983 1625 866 244 EarthLink, Inc. 4323 1620 1037 406 tw telecom holdings, inc. 30036 1518 312 516 Mediacom Communications Corp 701 1391 11268 678 MCI Communications Services, 22561 1328 412 241 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 39891 2472 128 6 SaudiNet, Saudi Telecom Compa 34984 1966 300 355 TELLCOM ILETISIM HIZMETLERI A 20940 1641 641 1214 Akamai International B.V. 8402 1348 544 15 OJSC "Vimpelcom" 6849 1199 356 25 JSC "Ukrtelecom" 13188 1047 98 59 TOV "Bank-Inform" 31148 1045 45 21 Freenet Ltd. 8551 904 373 48 Bezeq International-Ltd 12479 862 792 86 France Telecom Espana SA 9198 850 349 25 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 489 290 Telmex Colombia S.A. 28573 2324 2142 112 NET Serviços de Comunicação S 7303 1790 1190 230 Telecom Argentina S.A. 6147 1574 374 30 Telefonica del Peru S.A.A. 8151 1550 3117 453 Uninet S.A. de C.V. 6503 1201 421 58 Axtel, S.A.B. de C.V. 7738 1001 1882 42 Telemar Norte Leste S.A. 3816 924 400 150 COLOMBIA TELECOMUNICACIONES S 26615 922 2325 35 Tim Celular S.A. 18881 863 1036 22 Global Village Telecom 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 1415 958 13 TE-AS 24863 963 284 26 Link Egypt (Link.NET) 36903 479 241 90 Office National des Postes et 36992 402 1101 31 ETISALAT MISR 37492 319 155 71 Orange Tunisie 24835 299 144 9 Vodafone Data 3741 250 921 209 Internet Solutions 29571 234 21 12 Cote d'Ivoire Telecom 36947 191 712 14 Telecom Algeria 15706 174 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 2994 489 290 Telmex Colombia S.A. 22773 2985 2955 141 Cox Communications Inc. 4766 2909 11553 912 Korea Telecom 6389 2891 3688 51 BellSouth.net Inc. 17974 2819 904 77 PT Telekomunikasi Indonesia 7545 2566 336 127 TPG Telecom Limited 3356 2565 10700 482 Level 3 Communications, Inc. 39891 2472 128 6 SaudiNet, Saudi Telecom Compa 28573 2324 2142 112 NET Serviços de Comunicação S 18566 2041 379 183 MegaPath Corporation Complete listing at http://thyme.rand.apnic.net/current/data-ASnet Global Per AS Maximum Aggr summary ---------------------------------- ASN No of nets Net Savings Description 22773 2985 2844 Cox Communications Inc. 6389 2891 2840 BellSouth.net Inc. 17974 2819 2742 PT Telekomunikasi Indonesia 39891 2472 2466 SaudiNet, Saudi Telecom Compa 7545 2566 2439 TPG Telecom Limited 28573 2324 2212 NET Serviços de Comunicação S 3356 2565 2083 Level 3 Communications, Inc. 4766 2909 1997 Korea Telecom 18566 2041 1858 MegaPath Corporation 4755 1986 1776 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 Prefixes from private and non-routed address space (Global) ----------------------------------------------------------- Prefix Origin AS Description 100.64.104.0/22 209 Qwest Communications Company, Complete listing at http://thyme.rand.apnic.net/current/data-dsua Advertised Unallocated Addresses -------------------------------- Network Origin AS Description 5.100.241.0/24 23456 32bit Transition AS 23.226.112.0/20 62788 Bitfinite LLC 23.252.224.0/20 62502 >>UNKNOWN<< 23.252.224.0/21 62502 >>UNKNOWN<< 23.252.232.0/21 62502 >>UNKNOWN<< 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<< 41.73.10.0/24 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 /10:34 /11:92 /12:264 /13:504 /14:994 /15:1723 /16:12962 /17:7136 /18:12168 /19:25053 /20:35715 /21:38496 /22:57710 /23:50459 /24:287681 /25:1078 /26:1112 /27:669 /28:17 /29:14 /30:9 /31:0 /32:13 Advertised prefixes smaller than registry allocations ----------------------------------------------------- ASN No of nets Total ann. Description 39891 2432 2472 SaudiNet, Saudi Telecom Compa 22773 2201 2985 Cox Communications Inc. 18566 1996 2041 MegaPath Corporation 6389 1671 2891 BellSouth.net Inc. 30036 1364 1518 Mediacom Communications Corp 6983 1314 1625 EarthLink, Inc. 34984 1277 1966 TELLCOM ILETISIM HIZMETLERI A 11492 1125 1188 CABLE ONE, INC. 6147 1118 1574 Telefonica del Peru S.A.A. 10620 1055 2994 Telmex Colombia S.A. Complete listing at http://thyme.rand.apnic.net/current/data-sXXas-nos Number of /24s announced per /8 block (Global) ---------------------------------------------- 1:1489 2:671 3:1 4:98 5:1736 6:21 8:1421 12:1843 13:4 14:1304 15:16 16:2 17:42 18:21 20:49 23:1176 24:1673 27:1855 31:1475 32:39 33:2 34:5 35:3 36:119 37:1850 38:1012 39:10 40:234 41:2898 42:259 43:1112 44:25 45:218 46:2147 47:34 49:839 50:783 52:12 54:66 55:5 56:8 57:35 58:1210 59:681 60:462 61:1764 62:1312 63:1913 64:4443 65:2267 66:4092 67:2017 68:1046 69:3280 70:961 71:435 72:1959 74:2603 75:318 76:400 77:1482 78:1263 79:783 80:1316 81:1327 82:819 83:672 84:682 85:1343 86:388 87:1090 88:514 89:1758 90:149 91:5910 92:810 93:2180 94:1976 95:2101 96:431 97:339 98:1056 99:45 100:73 101:801 103:6863 104:1326 105:61 106:217 107:882 108:609 109:2010 110:1077 111:1481 112:747 113:1032 114:837 115:1262 116:1334 117:1022 118:1696 119:1437 120:441 121:1031 122:2182 123:1725 124:1491 125:1560 128:621 129:371 130:380 131:1117 132:477 133:167 134:411 135:88 136:311 137:303 138:502 139:174 140:227 141:419 142:631 143:464 144:529 145:110 146:687 147:561 148:1107 149:459 150:562 151:600 152:517 153:239 154:388 155:729 156:402 157:331 158:264 159:990 160:370 161:633 162:1914 163:409 164:665 165:674 166:324 167:704 168:1005 169:161 170:1458 171:225 172:41 173:1584 174:687 175:624 176:1465 177:3748 178:2076 179:867 180:1926 181:1603 182:1723 183:607 184:761 185:3009 186:2660 187:1835 188:2034 189:1565 190:7659 191:901 192:8119 193:5567 194:4066 195:3634 196:1625 197:978 198:5480 199:5518 200:6542 201:3000 202:9563 203:9078 204:4658 205:2733 206:2992 207:2993 208:3950 209:3913 210:3484 211:1846 212:2477 213:2274 214:844 215:69 216:5537 217:1803 218:667 219:468 220:1432 221:790 222:464 223:656 End of report