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 15 Feb, 2014 Report Website: http://thyme.rand.apnic.net Detailed Analysis: http://thyme.rand.apnic.net/current/ Analysis Summary ---------------- BGP routing table entries examined: 482175 Prefixes after maximum aggregation: 191598 Deaggregation factor: 2.52 Unique aggregates announced to Internet: 238436 Total ASes present in the Internet Routing Table: 46178 Prefixes per ASN: 10.44 Origin-only ASes present in the Internet Routing Table: 35615 Origin ASes announcing only one prefix: 16407 Transit ASes present in the Internet Routing Table: 6027 Transit-only ASes present in the Internet Routing Table: 169 Average AS path length visible in the Internet Routing Table: 4.6 Max AS path length visible: 53 Max AS path prepend of ASN ( 50404) 51 Prefixes from unregistered ASNs in the Routing Table: 1880 Unregistered ASNs in the Routing Table: 492 Number of 32-bit ASNs allocated by the RIRs: 5941 Number of 32-bit ASNs visible in the Routing Table: 4536 Prefixes from 32-bit ASNs in the Routing Table: 14493 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: 428 Number of addresses announced to Internet: 2655149028 Equivalent to 158 /8s, 66 /16s and 91 /24s Percentage of available address space announced: 71.7 Percentage of allocated address space announced: 71.7 Percentage of available address space allocated: 100.0 Percentage of address space in use by end-sites: 95.7 Total number of prefixes smaller than registry allocations: 168252 APNIC Region Analysis Summary ----------------------------- Prefixes being announced by APNIC Region ASes: 114345 Total APNIC prefixes after maximum aggregation: 34516 APNIC Deaggregation factor: 3.31 Prefixes being announced from the APNIC address blocks: 116873 Unique aggregates announced from the APNIC address blocks: 49142 APNIC Region origin ASes present in the Internet Routing Table: 4893 APNIC Prefixes per ASN: 23.89 APNIC Region origin ASes announcing only one prefix: 1223 APNIC Region transit ASes present in the Internet Routing Table: 841 Average APNIC Region AS path length visible: 4.6 Max APNIC Region AS path length visible: 21 Number of APNIC region 32-bit ASNs visible in the Routing Table: 834 Number of APNIC addresses announced to Internet: 730899008 Equivalent to 43 /8s, 144 /16s and 162 /24s Percentage of available APNIC address space announced: 85.4 APNIC AS Blocks 4608-4864, 7467-7722, 9216-10239, 17408-18431 (pre-ERX allocations) 23552-24575, 37888-38911, 45056-46079, 55296-56319, 58368-59391, 63488-63999, 131072-133631 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: 165163 Total ARIN prefixes after maximum aggregation: 82672 ARIN Deaggregation factor: 2.00 Prefixes being announced from the ARIN address blocks: 166487 Unique aggregates announced from the ARIN address blocks: 77076 ARIN Region origin ASes present in the Internet Routing Table: 16142 ARIN Prefixes per ASN: 10.31 ARIN Region origin ASes announcing only one prefix: 6101 ARIN Region transit ASes present in the Internet Routing Table: 1681 Average ARIN Region AS path length visible: 4.0 Max ARIN Region AS path length visible: 21 Number of ARIN region 32-bit ASNs visible in the Routing Table: 66 Number of ARIN addresses announced to Internet: 1064975232 Equivalent to 63 /8s, 122 /16s and 59 /24s Percentage of available ARIN address space announced: 56.3 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: 121470 Total RIPE prefixes after maximum aggregation: 61741 RIPE Deaggregation factor: 1.97 Prefixes being announced from the RIPE address blocks: 125413 Unique aggregates announced from the RIPE address blocks: 79964 RIPE Region origin ASes present in the Internet Routing Table: 17642 RIPE Prefixes per ASN: 7.11 RIPE Region origin ASes announcing only one prefix: 8328 RIPE Region transit ASes present in the Internet Routing Table: 2860 Average RIPE Region AS path length visible: 5.0 Max RIPE Region AS path length visible: 53 Number of RIPE region 32-bit ASNs visible in the Routing Table: 2620 Number of RIPE addresses announced to Internet: 656547716 Equivalent to 39 /8s, 34 /16s and 31 /24s Percentage of available RIPE address space announced: 95.4 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, 196608-200191 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: 54496 Total LACNIC prefixes after maximum aggregation: 9994 LACNIC Deaggregation factor: 5.45 Prefixes being announced from the LACNIC address blocks: 60180 Unique aggregates announced from the LACNIC address blocks: 27714 LACNIC Region origin ASes present in the Internet Routing Table: 2065 LACNIC Prefixes per ASN: 29.14 LACNIC Region origin ASes announcing only one prefix: 550 LACNIC Region transit ASes present in the Internet Routing Table: 411 Average LACNIC Region AS path length visible: 4.8 Max LACNIC Region AS path length visible: 32 Number of LACNIC region 32-bit ASNs visible in the Routing Table: 1007 Number of LACNIC addresses announced to Internet: 150817696 Equivalent to 8 /8s, 253 /16s and 75 /24s Percentage of available LACNIC address space announced: 89.9 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: 12093 Total AfriNIC prefixes after maximum aggregation: 2637 AfriNIC Deaggregation factor: 4.59 Prefixes being announced from the AfriNIC address blocks: 12794 Unique aggregates announced from the AfriNIC address blocks: 4184 AfriNIC Region origin ASes present in the Internet Routing Table: 705 AfriNIC Prefixes per ASN: 18.15 AfriNIC Region origin ASes announcing only one prefix: 205 AfriNIC Region transit ASes present in the Internet Routing Table: 148 Average AfriNIC Region AS path length visible: 4.8 Max AfriNIC Region AS path length visible: 24 Number of AfriNIC region 32-bit ASNs visible in the Routing Table: 9 Number of AfriNIC addresses announced to Internet: 51488000 Equivalent to 3 /8s, 17 /16s and 165 /24s Percentage of available AfriNIC address space announced: 51.1 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 2978 11564 892 Korea Telecom 17974 2756 902 88 PT Telekomunikasi Indonesia 7545 2183 320 116 TPG Telecom Limited 4755 1822 392 194 TATA Communications formerly 9829 1592 1283 39 National Internet Backbone 9583 1300 102 533 Sify Limited 7552 1232 1082 13 Viettel Corporation 4808 1169 2117 355 CNCGROUP IP network China169 24560 1104 376 172 Bharti Airtel Ltd., Telemedia 9498 1083 293 66 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 3025 3688 53 BellSouth.net Inc. 22773 2323 2938 139 Cox Communications Inc. 1785 2163 691 129 PaeTec Communications, Inc. 18566 2048 379 178 MegaPath Corporation 20115 1684 1665 572 Charter Communications 4323 1620 1090 412 tw telecom holdings, inc. 701 1492 11189 761 MCI Communications Services, 30036 1359 291 572 Mediacom Communications Corp 6983 1298 772 582 ITC^Deltacom 7018 1294 18003 838 AT&T Services, 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 8402 1794 544 16 OJSC "Vimpelcom" 34984 1402 243 225 TELLCOM ILETISIM HIZMETLERI A 20940 1229 456 922 Akamai International B.V. 13188 1046 100 28 TOV "Bank-Inform" 31148 1017 45 21 Freenet Ltd. 8551 895 370 41 Bezeq International-Ltd 6849 859 362 37 JSC "Ukrtelecom" 6830 773 2331 424 Liberty Global Operations B.V 12479 710 797 55 France Telecom Espana SA 35228 553 246 16 Telefonica UK Limited 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 3412 1882 80 NET Serviços de Comunicação S 10620 2738 439 199 Telmex Colombia S.A. 18881 1875 972 21 Global Village Telecom 7303 1744 1165 220 Telecom Argentina S.A. 8151 1377 2892 422 Uninet S.A. de C.V. 6503 930 434 61 Axtel, S.A.B. de C.V. 11830 869 364 15 Instituto Costarricense de El 7738 847 1626 39 Telemar Norte Leste S.A. 27947 842 93 88 Telconet S.A 3816 770 314 132 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 36998 1810 240 6 Sudanese Mobile Telephone (ZA 24863 917 380 28 Link Egypt (Link.NET) 6713 602 685 28 Office National des Postes et 8452 485 958 13 TE-AS 24835 298 144 9 Vodafone Data 36992 263 783 24 ETISALAT MISR 29571 248 22 17 Cote d'Ivoire Telecom 3741 247 921 208 Internet Solutions 15706 219 32 6 Sudatel (Sudan Telecom Co. Lt 29975 192 668 21 Vodacom 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 3412 1882 80 NET Serviços de Comunicação S 6389 3025 3688 53 BellSouth.net Inc. 4766 2978 11564 892 Korea Telecom 17974 2756 902 88 PT Telekomunikasi Indonesia 10620 2738 439 199 Telmex Colombia S.A. 22773 2323 2938 139 Cox Communications Inc. 7545 2183 320 116 TPG Telecom Limited 1785 2163 691 129 PaeTec Communications, Inc. 18566 2048 379 178 MegaPath Corporation 18881 1875 972 21 Global Village Telecom 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 3025 2972 BellSouth.net Inc. 17974 2756 2668 PT Telekomunikasi Indonesia 10620 2738 2539 Telmex Colombia S.A. 22773 2323 2184 Cox Communications Inc. 4766 2978 2086 Korea Telecom 7545 2183 2067 TPG Telecom Limited 1785 2163 2034 PaeTec Communications, Inc. 18566 2048 1870 MegaPath Corporation 18881 1875 1854 Global Village Telecom 36998 1810 1804 Sudanese Mobile Telephone (ZA 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 14728 UNALLOCATED 8.8.192.0/23 3356 Level 3 Communicatio 14728 UNALLOCATED 8.8.196.0/22 3356 Level 3 Communicatio 14728 UNALLOCATED 8.8.200.0/23 3356 Level 3 Communicatio 14728 UNALLOCATED 8.8.202.0/23 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 Complete listing at http://thyme.rand.apnic.net/current/data-badAS Advertised Unallocated Addresses -------------------------------- Network Origin AS Description 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<< 41.73.15.0/24 37004 >>UNKNOWN<< 41.73.16.0/24 37004 >>UNKNOWN<< 41.73.18.0/24 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 /12:254 /13:476 /14:953 /15:1660 /16:12874 /17:6826 /18:11521 /19:23755 /20:33449 /21:36100 /22:51557 /23:44857 /24:255554 /25:775 /26:933 /27:434 /28:12 /29:17 /30:8 /31:1 /32:11 Advertised prefixes smaller than registry allocations ----------------------------------------------------- ASN No of nets Total ann. Description 18566 2003 2048 MegaPath Corporation 36998 1771 1810 Sudanese Mobile Telephone (ZA 6389 1696 3025 BellSouth.net Inc. 22773 1567 2323 Cox Communications Inc. 8402 1474 1794 OJSC "Vimpelcom" 30036 1199 1359 Mediacom Communications Corp 11492 1162 1200 CABLE ONE, INC. 1785 1160 2163 PaeTec Communications, Inc. 6983 1038 1298 ITC^Deltacom 22561 990 1276 CenturyTel Internet Holdings, Complete listing at http://thyme.rand.apnic.net/current/data-sXXas-nos Number of /24s announced per /8 block (Global) ---------------------------------------------- 1:945 2:793 3:3 4:16 5:896 6:22 8:656 12:1857 13:3 14:950 15:9 16:3 17:24 18:21 20:36 23:679 24:1709 27:1730 31:1559 32:44 33:2 34:5 36:122 37:1923 38:928 39:4 40:192 41:3293 42:243 44:17 46:2131 47:12 49:664 50:918 52:12 54:56 55:3 57:26 58:1138 59:582 60:370 61:1512 62:1241 63:1963 64:4371 65:2253 66:4190 67:2060 68:1027 69:3303 70:858 71:472 72:2010 74:2658 75:313 76:309 77:1186 78:1041 79:696 80:1319 81:1121 82:672 83:740 84:758 85:1250 86:422 87:1032 88:520 89:1658 90:146 91:5727 92:667 93:1648 94:1976 95:1444 96:531 97:353 98:1067 99:41 100:34 101:772 103:4181 105:536 106:148 107:464 108:538 109:2084 110:968 111:1248 112:618 113:821 114:781 115:1069 116:1024 117:869 118:1262 119:1302 120:331 121:787 122:1934 123:1255 124:1395 125:1407 128:638 129:242 130:365 131:658 132:353 133:157 134:313 135:74 136:249 137:301 138:350 139:156 140:206 141:359 142:552 143:414 144:491 145:99 146:598 147:412 148:788 149:342 150:149 151:559 152:422 153:205 154:82 155:524 156:325 157:367 158:293 159:861 160:357 161:464 162:1139 163:215 164:677 165:605 166:290 167:591 168:1047 169:125 170:1183 171:196 172:15 173:1599 174:677 175:570 176:1438 177:2738 178:1975 179:450 180:1626 181:988 182:1376 183:497 184:691 185:1264 186:2798 187:1461 188:1972 189:1286 190:7436 191:72 192:7094 193:5429 194:4002 195:3364 196:1369 197:1099 198:4902 199:5572 200:6080 201:2608 202:8988 203:8902 204:4489 205:2657 206:2927 207:2869 208:3962 209:3656 210:3101 211:1663 212:2222 213:2027 214:881 215:84 216:5504 217:1700 218:570 219:323 220:1291 221:593 222:336 223:589 End of report