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 06 Sep, 2014 Report Website: http://thyme.rand.apnic.net Detailed Analysis: http://thyme.rand.apnic.net/current/ Analysis Summary ---------------- BGP routing table entries examined: 510100 Prefixes after maximum aggregation: 198112 Deaggregation factor: 2.57 Unique aggregates announced to Internet: 250288 Total ASes present in the Internet Routing Table: 47620 Prefixes per ASN: 10.71 Origin-only ASes present in the Internet Routing Table: 36120 Origin ASes announcing only one prefix: 16393 Transit ASes present in the Internet Routing Table: 6143 Transit-only ASes present in the Internet Routing Table: 175 Average AS path length visible in the Internet Routing Table: 4.6 Max AS path length visible: 40 Max AS path prepend of ASN ( 55644) 33 Prefixes from unregistered ASNs in the Routing Table: 1717 Unregistered ASNs in the Routing Table: 447 Number of 32-bit ASNs allocated by the RIRs: 7325 Number of 32-bit ASNs visible in the Routing Table: 5357 Prefixes from 32-bit ASNs in the Routing Table: 19764 Number of bogon 32-bit ASNs visible in the Routing Table: 637 Special use prefixes present in the Routing Table: 13 Prefixes being announced from unallocated address space: 359 Number of addresses announced to Internet: 2709663044 Equivalent to 161 /8s, 130 /16s and 45 /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: 96.8 Total number of prefixes smaller than registry allocations: 175164 APNIC Region Analysis Summary ----------------------------- Prefixes being announced by APNIC Region ASes: 124791 Total APNIC prefixes after maximum aggregation: 36480 APNIC Deaggregation factor: 3.42 Prefixes being announced from the APNIC address blocks: 128407 Unique aggregates announced from the APNIC address blocks: 52594 APNIC Region origin ASes present in the Internet Routing Table: 4976 APNIC Prefixes per ASN: 25.81 APNIC Region origin ASes announcing only one prefix: 1222 APNIC Region transit ASes present in the Internet Routing Table: 866 Average APNIC Region AS path length visible: 4.8 Max APNIC Region AS path length visible: 40 Number of APNIC region 32-bit ASNs visible in the Routing Table: 1085 Number of APNIC addresses announced to Internet: 735584832 Equivalent to 43 /8s, 216 /16s and 34 /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: 169824 Total ARIN prefixes after maximum aggregation: 85082 ARIN Deaggregation factor: 2.00 Prefixes being announced from the ARIN address blocks: 171838 Unique aggregates announced from the ARIN address blocks: 80213 ARIN Region origin ASes present in the Internet Routing Table: 16357 ARIN Prefixes per ASN: 10.51 ARIN Region origin ASes announcing only one prefix: 6122 ARIN Region transit ASes present in the Internet Routing Table: 1694 Average ARIN Region AS path length visible: 4.0 Max ARIN Region AS path length visible: 22 Number of ARIN region 32-bit ASNs visible in the Routing Table: 180 Number of ARIN addresses announced to Internet: 1084222720 Equivalent to 64 /8s, 159 /16s and 237 /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: 125056 Total RIPE prefixes after maximum aggregation: 63097 RIPE Deaggregation factor: 1.98 Prefixes being announced from the RIPE address blocks: 129909 Unique aggregates announced from the RIPE address blocks: 82260 RIPE Region origin ASes present in the Internet Routing Table: 17711 RIPE Prefixes per ASN: 7.33 RIPE Region origin ASes announcing only one prefix: 8212 RIPE Region transit ASes present in the Internet Routing Table: 2886 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: 2738 Number of RIPE addresses announced to Internet: 659140996 Equivalent to 39 /8s, 73 /16s and 177 /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: 59494 Total LACNIC prefixes after maximum aggregation: 10628 LACNIC Deaggregation factor: 5.60 Prefixes being announced from the LACNIC address blocks: 67699 Unique aggregates announced from the LACNIC address blocks: 30217 LACNIC Region origin ASes present in the Internet Routing Table: 2277 LACNIC Prefixes per ASN: 29.73 LACNIC Region origin ASes announcing only one prefix: 617 LACNIC Region transit ASes present in the Internet Routing Table: 457 Average LACNIC Region AS path length visible: 4.6 Max LACNIC Region AS path length visible: 23 Number of LACNIC region 32-bit ASNs visible in the Routing Table: 1301 Number of LACNIC addresses announced to Internet: 169647488 Equivalent to 10 /8s, 28 /16s and 157 /24s Percentage of available LACNIC address space announced: 101.1 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: 11080 Total AfriNIC prefixes after maximum aggregation: 2783 AfriNIC Deaggregation factor: 3.98 Prefixes being announced from the AfriNIC address blocks: 11888 Unique aggregates announced from the AfriNIC address blocks: 4690 AfriNIC Region origin ASes present in the Internet Routing Table: 738 AfriNIC Prefixes per ASN: 16.11 AfriNIC Region origin ASes announcing only one prefix: 220 AfriNIC Region transit ASes present in the Internet Routing Table: 160 Average AfriNIC Region AS path length visible: 4.8 Max AfriNIC Region AS path length visible: 28 Number of AfriNIC region 32-bit ASNs visible in the Routing Table: 53 Number of AfriNIC addresses announced to Internet: 58374400 Equivalent to 3 /8s, 122 /16s and 185 /24s Percentage of available AfriNIC address space announced: 58.0 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 2933 11591 922 Korea Telecom 17974 2808 900 74 PT Telekomunikasi Indonesia 7545 2336 336 121 TPG Telecom Limited 4755 1899 413 192 TATA Communications formerly 9829 1641 1306 38 National Internet Backbone 9583 1316 104 538 Sify Limited 9498 1303 333 91 BHARTI Airtel Ltd. 7552 1237 1098 14 Viettel Corporation 9808 1233 6639 15 Guangdong Mobile Communicatio 4808 1207 2160 363 CNCGROUP IP network China169 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 2902 2940 142 Cox Communications Inc. 6389 2895 3688 51 BellSouth.net Inc. 18566 2045 379 178 MegaPath Corporation 7029 1914 1957 304 Windstream Communications Inc 20115 1782 1767 505 Charter Communications 4323 1622 1055 407 tw telecom holdings, inc. 30036 1522 316 579 Mediacom Communications Corp 6983 1466 817 314 ITC^Deltacom 701 1437 11242 721 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 1751 299 282 TELLCOM ILETISIM HIZMETLERI A 20940 1486 580 1093 Akamai International B.V. 8402 1317 544 15 OJSC "Vimpelcom" 31148 1042 45 20 Freenet Ltd. 13188 1013 97 51 TOV "Bank-Inform" 8551 974 371 41 Bezeq International-Ltd 6849 833 356 27 JSC "Ukrtelecom" 12479 788 798 58 France Telecom Espana SA 6830 774 2335 429 Liberty Global Operations B.V 9198 665 346 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 3228 2316 118 NET Serviços de Comunicação S 10620 2953 478 245 Telmex Colombia S.A. 18881 2086 1036 22 Global Village Telecom 7303 1774 1182 234 Telecom Argentina S.A. 6147 1738 374 30 Telefonica del Peru S.A.A. 8151 1466 2999 433 Uninet S.A. de C.V. 6503 1124 434 62 Axtel, S.A.B. de C.V. 7738 999 1882 41 Telemar Norte Leste S.A. 27947 902 130 51 Telconet S.A 26615 889 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 24863 942 280 26 Link Egypt (Link.NET) 6713 670 744 37 Office National des Postes et 8452 596 958 13 TE-AS 36992 315 816 27 ETISALAT MISR 24835 307 144 9 Vodafone Data 3741 249 920 212 Internet Solutions 29571 237 22 17 Cote d'Ivoire Telecom 37054 233 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 3228 2316 118 NET Serviços de Comunicação S 10620 2953 478 245 Telmex Colombia S.A. 4766 2933 11591 922 Korea Telecom 22773 2902 2940 142 Cox Communications Inc. 6389 2895 3688 51 BellSouth.net Inc. 17974 2808 900 74 PT Telekomunikasi Indonesia 7545 2336 336 121 TPG Telecom Limited 18881 2086 1036 22 Global Village Telecom 18566 2045 379 178 MegaPath Corporation 7029 1914 1957 304 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 2895 2844 BellSouth.net Inc. 22773 2902 2760 Cox Communications Inc. 17974 2808 2734 PT Telekomunikasi Indonesia 10620 2953 2708 Telmex Colombia S.A. 7545 2336 2215 TPG Telecom Limited 18881 2086 2064 Global Village Telecom 4766 2933 2011 Korea Telecom 18566 2045 1867 MegaPath Corporation 6147 1738 1708 Telefonica del Peru S.A.A. 4755 1899 1707 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 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 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 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 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<< 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<< 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 /12:261 /13:502 /14:987 /15:1707 /16:13049 /17:7054 /18:11764 /19:24634 /20:35318 /21:37747 /22:54525 /23:47785 /24:271789 /25:1079 /26:1028 /27:665 /28:15 /29:19 /30:10 /31:1 /32:13 Advertised prefixes smaller than registry allocations ----------------------------------------------------- ASN No of nets Total ann. Description 22773 2139 2902 Cox Communications Inc. 18566 2000 2045 MegaPath Corporation 6389 1674 2895 BellSouth.net Inc. 30036 1372 1522 Mediacom Communications Corp 6147 1313 1738 Telefonica del Peru S.A.A. 6983 1167 1466 ITC^Deltacom 7029 1156 1914 Windstream Communications Inc 11492 1121 1170 CABLE ONE, INC. 34984 1072 1751 TELLCOM ILETISIM HIZMETLERI A 10620 1036 2953 Telmex Colombia S.A. Complete listing at http://thyme.rand.apnic.net/current/data-sXXas-nos Number of /24s announced per /8 block (Global) ---------------------------------------------- 1:1327 2:662 3:3 4:17 5:1119 6:21 8:750 12:1860 13:4 14:1112 15:17 16:2 17:39 18:21 20:51 23:914 24:1808 27:1782 31:1406 32:39 33:2 34:5 36:139 37:1784 38:964 39:14 40:221 41:2535 42:271 43:271 44:16 45:65 46:2122 47:24 49:733 50:824 52:12 54:51 55:6 56:4 57:32 58:1199 59:662 60:425 61:1692 62:1236 63:1837 64:4375 65:2298 66:4205 67:2027 68:1033 69:3253 70:864 71:478 72:2020 74:2575 75:369 76:421 77:1610 78:801 79:722 80:1321 81:1205 82:784 83:770 84:760 85:1322 86:437 87:1159 88:463 89:1785 90:138 91:5702 92:768 93:1801 94:2020 95:1594 96:423 97:342 98:1160 99:49 100:66 101:713 103:5513 104:213 105:39 106:180 107:622 108:570 109:1986 110:1029 111:1352 112:715 113:862 114:773 115:1194 116:1108 117:990 118:1561 119:1425 120:423 121:969 122:2192 123:1613 124:1427 125:1574 128:582 129:348 130:362 131:765 132:429 133:165 134:319 135:76 136:302 137:288 138:384 139:204 140:218 141:407 142:575 143:433 144:509 145:115 146:626 147:550 148:969 149:433 150:474 151:601 152:463 153:242 154:341 155:531 156:359 157:328 158:278 159:932 160:329 161:589 162:1722 163:350 164:701 165:652 166:361 167:671 168:1125 169:122 170:1398 171:184 172:65 173:1618 174:702 175:609 176:1482 177:3520 178:2072 179:765 180:1782 181:1590 182:1653 183:555 184:714 185:2018 186:2978 187:1711 188:2202 189:1493 190:7854 191:756 192:7521 193:5504 194:4049 195:3556 196:1422 197:688 198:5142 199:5479 200:6445 201:2869 202:9171 203:9004 204:4546 205:2646 206:2943 207:2914 208:3922 209:3768 210:3302 211:1828 212:2322 213:2125 214:859 215:86 216:5621 217:1693 218:613 219:407 220:1365 221:686 222:481 223:598 End of report