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 04 Oct, 2014 Report Website: http://thyme.rand.apnic.net Detailed Analysis: http://thyme.rand.apnic.net/current/ Analysis Summary ---------------- BGP routing table entries examined: 513366 Prefixes after maximum aggregation: 199005 Deaggregation factor: 2.58 Unique aggregates announced to Internet: 252719 Total ASes present in the Internet Routing Table: 48192 Prefixes per ASN: 10.65 Origin-only ASes present in the Internet Routing Table: 36237 Origin ASes announcing only one prefix: 16367 Transit ASes present in the Internet Routing Table: 6144 Transit-only ASes present in the Internet Routing Table: 171 Average AS path length visible in the Internet Routing Table: 4.5 Max AS path length visible: 118 Max AS path prepend of ASN ( 55644) 111 Prefixes from unregistered ASNs in the Routing Table: 1796 Unregistered ASNs in the Routing Table: 436 Number of 32-bit ASNs allocated by the RIRs: 7552 Number of 32-bit ASNs visible in the Routing Table: 5811 Prefixes from 32-bit ASNs in the Routing Table: 20513 Number of bogon 32-bit ASNs visible in the Routing Table: 13 Special use prefixes present in the Routing Table: 0 Prefixes being announced from unallocated address space: 345 Number of addresses announced to Internet: 2709985028 Equivalent to 161 /8s, 135 /16s and 23 /24s Percentage of available address space announced: 73.2 Percentage of allocated address space announced: 73.2 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: 176366 APNIC Region Analysis Summary ----------------------------- Prefixes being announced by APNIC Region ASes: 124949 Total APNIC prefixes after maximum aggregation: 36672 APNIC Deaggregation factor: 3.41 Prefixes being announced from the APNIC address blocks: 128774 Unique aggregates announced from the APNIC address blocks: 53389 APNIC Region origin ASes present in the Internet Routing Table: 4979 APNIC Prefixes per ASN: 25.86 APNIC Region origin ASes announcing only one prefix: 1189 APNIC Region transit ASes present in the Internet Routing Table: 856 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: 1115 Number of APNIC addresses announced to Internet: 734732608 Equivalent to 43 /8s, 203 /16s and 33 /24s Percentage of available APNIC address space announced: 85.9 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: 170714 Total ARIN prefixes after maximum aggregation: 85222 ARIN Deaggregation factor: 2.00 Prefixes being announced from the ARIN address blocks: 172625 Unique aggregates announced from the ARIN address blocks: 80799 ARIN Region origin ASes present in the Internet Routing Table: 16372 ARIN Prefixes per ASN: 10.54 ARIN Region origin ASes announcing only one prefix: 6108 ARIN Region transit ASes present in the Internet Routing Table: 1697 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: 215 Number of ARIN addresses announced to Internet: 1085100736 Equivalent to 64 /8s, 173 /16s and 82 /24s Percentage of available ARIN address space announced: 57.4 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: 125205 Total RIPE prefixes after maximum aggregation: 63502 RIPE Deaggregation factor: 1.97 Prefixes being announced from the RIPE address blocks: 130400 Unique aggregates announced from the RIPE address blocks: 82997 RIPE Region origin ASes present in the Internet Routing Table: 17747 RIPE Prefixes per ASN: 7.35 RIPE Region origin ASes announcing only one prefix: 8210 RIPE Region transit ASes present in the Internet Routing Table: 2904 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: 3091 Number of RIPE addresses announced to Internet: 659138692 Equivalent to 39 /8s, 73 /16s and 168 /24s Percentage of available RIPE address space announced: 95.8 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: 59835 Total LACNIC prefixes after maximum aggregation: 10728 LACNIC Deaggregation factor: 5.58 Prefixes being announced from the LACNIC address blocks: 68362 Unique aggregates announced from the LACNIC address blocks: 30503 LACNIC Region origin ASes present in the Internet Routing Table: 2342 LACNIC Prefixes per ASN: 29.19 LACNIC Region origin ASes announcing only one prefix: 648 LACNIC Region transit ASes present in the Internet Routing Table: 458 Average LACNIC Region AS path length visible: 4.7 Max LACNIC Region AS path length visible: 23 Number of LACNIC region 32-bit ASNs visible in the Routing Table: 1335 Number of LACNIC addresses announced to Internet: 171129216 Equivalent to 10 /8s, 51 /16s and 57 /24s Percentage of available LACNIC address space announced: 102.0 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: 12042 Total AfriNIC prefixes after maximum aggregation: 2835 AfriNIC Deaggregation factor: 4.25 Prefixes being announced from the AfriNIC address blocks: 12860 Unique aggregates announced from the AfriNIC address blocks: 4717 AfriNIC Region origin ASes present in the Internet Routing Table: 739 AfriNIC Prefixes per ASN: 17.40 AfriNIC Region origin ASes announcing only one prefix: 212 AfriNIC Region transit ASes present in the Internet Routing Table: 154 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: 55 Number of AfriNIC addresses announced to Internet: 59530240 Equivalent to 3 /8s, 140 /16s and 92 /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 2944 11584 926 Korea Telecom 17974 2815 900 74 PT Telekomunikasi Indonesia 7545 2362 336 122 TPG Telecom Limited 4755 1914 413 192 TATA Communications formerly 9829 1641 1306 39 National Internet Backbone 4808 1414 2198 417 CNCGROUP IP network China169 9583 1320 105 541 Sify Limited 9498 1304 333 91 BHARTI Airtel Ltd. 9808 1292 6639 15 Guangdong Mobile Communicatio 7552 1232 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 6389 2896 3688 51 BellSouth.net Inc. 22773 2891 2940 141 Cox Communications Inc. 18566 2045 379 181 MegaPath Corporation 7029 1932 1975 329 Windstream Communications Inc 20115 1803 1785 479 Charter Communications 4323 1634 1052 410 tw telecom holdings, inc. 6983 1492 867 249 ITC^Deltacom 30036 1477 309 626 Mediacom Communications Corp 701 1432 11258 716 MCI Communications Services, 22561 1307 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 1822 296 348 TELLCOM ILETISIM HIZMETLERI A 20940 1493 580 1099 Akamai International B.V. 8402 1359 544 15 OJSC "Vimpelcom" 31148 1045 45 21 Freenet Ltd. 13188 1034 100 36 TOV "Bank-Inform" 8551 963 372 41 Bezeq International-Ltd 6849 834 356 26 JSC "Ukrtelecom" 12479 805 798 58 France Telecom Espana SA 6830 777 2334 432 Liberty Global Operations B.V 9198 668 346 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 3026 2311 114 NET Serviços de Comunicação S 10620 2990 484 249 Telmex Colombia S.A. 18881 1903 1036 22 Global Village Telecom 6147 1772 374 30 Telefonica del Peru S.A.A. 7303 1764 1175 250 Telecom Argentina S.A. 8151 1476 2999 434 Uninet S.A. de C.V. 6503 1109 434 59 Axtel, S.A.B. de C.V. 7738 999 1882 41 Telemar Norte Leste S.A. 27947 911 130 51 Telconet S.A 26615 902 2325 35 Tim Celular 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 1300 958 13 TE-AS 24863 950 280 26 Link Egypt (Link.NET) 6713 678 760 38 Office National des Postes et 36992 347 824 27 ETISALAT MISR 24835 307 144 9 Vodafone Data 3741 249 920 212 Internet Solutions 29571 245 22 17 Cote d'Ivoire Telecom 37054 234 19 6 Data Telecom Service 15706 186 17 6 Sudatel (Sudan Telecom Co. Lt 12258 174 26 71 MWEB CONNECT (PROPRIETARY) LI 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 3026 2311 114 NET Serviços de Comunicação S 10620 2990 484 249 Telmex Colombia S.A. 4766 2944 11584 926 Korea Telecom 6389 2896 3688 51 BellSouth.net Inc. 22773 2891 2940 141 Cox Communications Inc. 17974 2815 900 74 PT Telekomunikasi Indonesia 7545 2362 336 122 TPG Telecom Limited 18566 2045 379 181 MegaPath Corporation 7029 1932 1975 329 Windstream Communications Inc 4755 1914 413 192 TATA Communications formerly 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. 22773 2891 2750 Cox Communications Inc. 10620 2990 2741 Telmex Colombia S.A. 17974 2815 2741 PT Telekomunikasi Indonesia 7545 2362 2240 TPG Telecom Limited 4766 2944 2018 Korea Telecom 18881 1903 1881 Global Village Telecom 18566 2045 1864 MegaPath Corporation 6147 1772 1742 Telefonica del Peru S.A.A. 4755 1914 1722 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 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 /13:504 /14:1003 /15:1714 /16:13037 /17:7095 /18:11802 /19:24588 /20:35312 /21:37686 /22:54782 /23:48002 /24:274515 /25:1091 /26:1056 /27:709 /28:16 /29:19 /30:10 /31:1 /32:13 Advertised prefixes smaller than registry allocations ----------------------------------------------------- ASN No of nets Total ann. Description 22773 2124 2891 Cox Communications Inc. 18566 2000 2045 MegaPath Corporation 6389 1676 2896 BellSouth.net Inc. 6147 1337 1772 Telefonica del Peru S.A.A. 30036 1322 1477 Mediacom Communications Corp 6983 1185 1492 ITC^Deltacom 34984 1142 1822 TELLCOM ILETISIM HIZMETLERI A 7029 1138 1932 Windstream Communications Inc 11492 1125 1174 CABLE ONE, INC. 10620 1055 2990 Telmex Colombia S.A. Complete listing at http://thyme.rand.apnic.net/current/data-sXXas-nos Number of /24s announced per /8 block (Global) ---------------------------------------------- 1:1348 2:663 3:3 4:17 5:1153 6:21 8:760 12:1848 13:4 14:1124 15:17 16:2 17:42 18:21 20:51 23:928 24:1751 27:1787 31:1407 32:41 33:2 34:5 36:157 37:1779 38:998 39:12 40:227 41:2979 42:271 43:423 44:17 45:76 46:2168 47:26 49:734 50:796 52:12 54:52 55:5 56:6 57:32 58:1211 59:640 60:432 61:1719 62:1272 63:1831 64:4404 65:2292 66:4192 67:2057 68:1047 69:3278 70:864 71:475 72:1977 74:2592 75:372 76:413 77:1608 78:925 79:764 80:1325 81:1249 82:793 83:757 84:730 85:1324 86:452 87:1157 88:475 89:1790 90:138 91:5759 92:758 93:1666 94:2086 95:1304 96:426 97:341 98:1100 99:48 100:66 101:727 103:5755 104:339 105:138 106:188 107:645 108:575 109:1987 110:1043 111:1379 112:714 113:900 114:782 115:1213 116:1129 117:991 118:1564 119:1364 120:436 121:973 122:2193 123:1636 124:1442 125:1509 128:612 129:348 130:362 131:872 132:430 133:165 134:325 135:78 136:306 137:292 138:379 139:195 140:223 141:405 142:596 143:420 144:498 145:111 146:685 147:554 148:968 149:379 150:498 151:710 152:471 153:240 154:356 155:561 156:376 157:332 158:277 159:940 160:325 161:604 162:1790 163:402 164:702 165:662 166:362 167:682 168:1119 169:119 170:1412 171:189 172:60 173:1622 174:704 175:615 176:1519 177:3568 178:2087 179:805 180:1765 181:1746 182:1647 183:558 184:717 185:2129 186:3006 187:1704 188:2155 189:1510 190:7890 191:769 192:7585 193:5522 194:4051 195:3586 196:1622 197:748 198:5152 199:5465 200:6466 201:2895 202:9120 203:9043 204:4577 205:2650 206:2975 207:2951 208:3921 209:3728 210:3293 211:1825 212:2363 213:2149 214:856 215:88 216:5616 217:1705 218:618 219:394 220:1371 221:692 222:483 223:601 End of report