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 11 Apr, 2015 Report Website: http://thyme.rand.apnic.net Detailed Analysis: http://thyme.rand.apnic.net/current/ Analysis Summary ---------------- BGP routing table entries examined: 539454 Prefixes after maximum aggregation (per Origin AS): 206144 Deaggregation factor: 2.62 Unique aggregates announced (without unneeded subnets): 262960 Total ASes present in the Internet Routing Table: 49958 Prefixes per ASN: 10.80 Origin-only ASes present in the Internet Routing Table: 36555 Origin ASes announcing only one prefix: 16293 Transit ASes present in the Internet Routing Table: 6314 Transit-only ASes present in the Internet Routing Table: 179 Average AS path length visible in the Internet Routing Table: 4.4 Max AS path length visible: 45 Max AS path prepend of ASN ( 55944) 41 Prefixes from unregistered ASNs in the Routing Table: 1353 Unregistered ASNs in the Routing Table: 417 Number of 32-bit ASNs allocated by the RIRs: 9117 Number of 32-bit ASNs visible in the Routing Table: 7089 Prefixes from 32-bit ASNs in the Routing Table: 25587 Number of bogon 32-bit ASNs visible in the Routing Table: 105 Special use prefixes present in the Routing Table: 0 Prefixes being announced from unallocated address space: 390 Number of addresses announced to Internet: 2740902052 Equivalent to 163 /8s, 94 /16s and 216 /24s Percentage of available address space announced: 74.0 Percentage of allocated address space announced: 74.0 Percentage of available address space allocated: 100.0 Percentage of address space in use by end-sites: 97.3 Total number of prefixes smaller than registry allocations: 181799 APNIC Region Analysis Summary ----------------------------- Prefixes being announced by APNIC Region ASes: 133070 Total APNIC prefixes after maximum aggregation: 38773 APNIC Deaggregation factor: 3.43 Prefixes being announced from the APNIC address blocks: 138798 Unique aggregates announced from the APNIC address blocks: 56343 APNIC Region origin ASes present in the Internet Routing Table: 5036 APNIC Prefixes per ASN: 27.56 APNIC Region origin ASes announcing only one prefix: 1209 APNIC Region transit ASes present in the Internet Routing Table: 878 Average APNIC Region AS path length visible: 4.4 Max APNIC Region AS path length visible: 45 Number of APNIC region 32-bit ASNs visible in the Routing Table: 1377 Number of APNIC addresses announced to Internet: 747573760 Equivalent to 44 /8s, 143 /16s and 18 /24s Percentage of available APNIC address space announced: 87.4 APNIC AS Blocks 4608-4864, 7467-7722, 9216-10239, 17408-18431 (pre-ERX allocations) 23552-24575, 37888-38911, 45056-46079, 55296-56319, 58368-59391, 63488-64098, 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: 178026 Total ARIN prefixes after maximum aggregation: 87781 ARIN Deaggregation factor: 2.03 Prefixes being announced from the ARIN address blocks: 180419 Unique aggregates announced from the ARIN address blocks: 84337 ARIN Region origin ASes present in the Internet Routing Table: 16534 ARIN Prefixes per ASN: 10.91 ARIN Region origin ASes announcing only one prefix: 6092 ARIN Region transit ASes present in the Internet Routing Table: 1719 Average ARIN Region AS path length visible: 3.8 Max ARIN Region AS path length visible: 24 Number of ARIN region 32-bit ASNs visible in the Routing Table: 397 Number of ARIN addresses announced to Internet: 1065408288 Equivalent to 63 /8s, 128 /16s and 215 /24s Percentage of available ARIN address space announced: 56.4 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: 130827 Total RIPE prefixes after maximum aggregation: 65369 RIPE Deaggregation factor: 2.00 Prefixes being announced from the RIPE address blocks: 137031 Unique aggregates announced from the RIPE address blocks: 84585 RIPE Region origin ASes present in the Internet Routing Table: 17930 RIPE Prefixes per ASN: 7.64 RIPE Region origin ASes announcing only one prefix: 8169 RIPE Region transit ASes present in the Internet Routing Table: 2980 Average RIPE Region AS path length visible: 4.9 Max RIPE Region AS path length visible: 34 Number of RIPE region 32-bit ASNs visible in the Routing Table: 3590 Number of RIPE addresses announced to Internet: 694648964 Equivalent to 41 /8s, 103 /16s and 128 /24s Percentage of available RIPE address space announced: 101.0 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: 59121 Total LACNIC prefixes after maximum aggregation: 11162 LACNIC Deaggregation factor: 5.30 Prefixes being announced from the LACNIC address blocks: 68994 Unique aggregates announced from the LACNIC address blocks: 32241 LACNIC Region origin ASes present in the Internet Routing Table: 2425 LACNIC Prefixes per ASN: 28.45 LACNIC Region origin ASes announcing only one prefix: 626 LACNIC Region transit ASes present in the Internet Routing Table: 494 Average LACNIC Region AS path length visible: 4.9 Max LACNIC Region AS path length visible: 26 Number of LACNIC region 32-bit ASNs visible in the Routing Table: 1618 Number of LACNIC addresses announced to Internet: 168052992 Equivalent to 10 /8s, 4 /16s and 73 /24s Percentage of available LACNIC address space announced: 100.2 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: 12658 Total AfriNIC prefixes after maximum aggregation: 3015 AfriNIC Deaggregation factor: 4.20 Prefixes being announced from the AfriNIC address blocks: 13822 Unique aggregates announced from the AfriNIC address blocks: 5100 AfriNIC Region origin ASes present in the Internet Routing Table: 735 AfriNIC Prefixes per ASN: 18.81 AfriNIC Region origin ASes announcing only one prefix: 197 AfriNIC Region transit ASes present in the Internet Routing Table: 161 Average AfriNIC Region AS path length visible: 4.5 Max AfriNIC Region AS path length visible: 24 Number of AfriNIC region 32-bit ASNs visible in the Routing Table: 107 Number of AfriNIC addresses announced to Internet: 64668160 Equivalent to 3 /8s, 218 /16s and 194 /24s Percentage of available AfriNIC address space announced: 64.2 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 2916 11557 912 Korea Telecom 17974 2796 904 78 PT Telekomunikasi Indonesia 7545 2534 336 127 TPG Telecom Limited 4755 2002 422 212 TATA Communications formerly 4538 1759 4190 71 China Education and Research 9829 1670 1326 39 National Internet Backbone 9808 1553 8717 28 Guangdong Mobile Communicatio 4808 1454 2259 450 CNCGROUP IP network China169 9583 1404 116 573 Sify Limited 9498 1314 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 22773 3019 2956 143 Cox Communications Inc. 6389 2881 3688 51 BellSouth.net Inc. 3356 2549 10683 483 Level 3 Communications, Inc. 18566 2040 379 183 MegaPath Corporation 20115 1854 1833 428 Charter Communications 6983 1753 866 245 EarthLink, Inc. 4323 1616 1020 407 tw telecom holdings, inc. 30036 1500 308 517 Mediacom Communications Corp 701 1411 11277 695 MCI Communications Services, 22561 1337 412 242 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 1980 304 356 TELLCOM ILETISIM HIZMETLERI A 20940 1763 689 1297 Akamai International B.V. 6849 1212 356 24 JSC "Ukrtelecom" 8402 1168 544 15 OJSC "Vimpelcom" 31148 1046 45 21 Freenet Ltd. 13188 1030 96 71 TOV "Bank-Inform" 12479 901 801 79 France Telecom Espana SA 8551 885 373 48 Bezeq International-Ltd 6830 851 2341 451 Liberty Global Operations B.V 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 3180 518 199 Telmex Colombia S.A. 28573 2329 2175 118 NET Serviços de Comunicação S 7303 1709 1102 243 Telecom Argentina S.A. 6147 1602 374 30 Telefonica del Peru S.A.A. 8151 1575 3173 458 Uninet S.A. de C.V. 6503 1217 421 57 Axtel, S.A.B. de C.V. 7738 999 1882 41 Telemar Norte Leste S.A. 26615 980 2325 35 Tim Celular S.A. 3816 921 418 154 COLOMBIA TELECOMUNICACIONES S 18881 867 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 1705 958 13 TE-AS 24863 965 284 27 Link Egypt (Link.NET) 36903 479 241 90 Office National des Postes et 36992 417 1229 32 ETISALAT MISR 24835 300 144 9 Vodafone Data 3741 249 857 208 Internet Solutions 29571 231 21 12 Cote d'Ivoire Telecom 36947 198 807 13 Telecom Algeria 37492 177 127 67 Orange Tunisie 15706 172 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 3180 518 199 Telmex Colombia S.A. 22773 3019 2956 143 Cox Communications Inc. 4766 2916 11557 912 Korea Telecom 6389 2881 3688 51 BellSouth.net Inc. 17974 2796 904 78 PT Telekomunikasi Indonesia 3356 2549 10683 483 Level 3 Communications, Inc. 7545 2534 336 127 TPG Telecom Limited 39891 2472 128 6 SaudiNet, Saudi Telecom Compa 28573 2329 2175 118 NET Serviços de Comunicação S 18566 2040 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 3019 2876 Cox Communications Inc. 6389 2881 2830 BellSouth.net Inc. 17974 2796 2718 PT Telekomunikasi Indonesia 39891 2472 2466 SaudiNet, Saudi Telecom Compa 7545 2534 2407 TPG Telecom Limited 28573 2329 2211 NET Serviços de Comunicação S 3356 2549 2066 Level 3 Communications, Inc. 4766 2916 2004 Korea Telecom 18566 2040 1857 MegaPath Corporation 4755 2002 1790 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 36270 UNALLOCATED 8.24.66.0/24 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 23.226.112.0/20 62788 >>UNKNOWN<< 27.100.7.0/24 56096 >>UNKNOWN<< 31.217.248.0/21 44902 COVAGE NETWORKS SASU 41.73.1.0/24 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<< 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 /11:93 /12:262 /13:509 /14:999 /15:1719 /16:12947 /17:7202 /18:12225 /19:25320 /20:35869 /21:38548 /22:58609 /23:51179 /24:290956 /25:1124 /26:1124 /27:661 /28:14 /29:11 /30:8 /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 2228 3019 Cox Communications Inc. 18566 1995 2040 MegaPath Corporation 6389 1671 2881 BellSouth.net Inc. 6983 1400 1753 EarthLink, Inc. 30036 1346 1500 Mediacom Communications Corp 34984 1287 1980 TELLCOM ILETISIM HIZMETLERI A 6147 1149 1602 Telefonica del Peru S.A.A. 10620 1123 3180 Telmex Colombia S.A. 11492 1103 1168 CABLE ONE, INC. Complete listing at http://thyme.rand.apnic.net/current/data-sXXas-nos Number of /24s announced per /8 block (Global) ---------------------------------------------- 1:1480 2:653 4:93 5:1751 6:23 8:1413 12:1827 13:9 14:1304 15:17 16:2 17:44 18:21 20:48 23:1201 24:1708 27:1853 31:1521 32:38 33:2 34:5 35:3 36:116 37:1896 38:1012 39:9 40:246 41:2981 42:262 43:1239 44:26 45:377 46:2116 47:38 49:847 50:794 52:12 54:72 55:4 56:8 57:36 58:1216 59:682 60:467 61:1749 62:1338 63:1908 64:4458 65:2257 66:4129 67:2062 68:1074 69:3265 70:961 71:441 72:1959 74:2648 75:321 76:406 77:1455 78:1204 79:798 80:1315 81:1355 82:820 83:686 84:678 85:1374 86:376 87:1072 88:511 89:1808 90:151 91:6001 92:825 93:2189 94:1970 95:2083 96:430 97:349 98:1065 99:47 100:67 101:819 103:7140 104:1497 105:61 106:226 107:929 108:620 109:2020 110:1079 111:1489 112:773 113:1067 114:809 115:1260 116:1353 117:1002 118:1721 119:1447 120:448 121:1036 122:2192 123:1736 124:1498 125:1585 128:566 129:380 130:387 131:1174 132:492 133:173 134:419 135:109 136:304 137:314 138:596 139:161 140:240 141:415 142:669 143:503 144:569 145:108 146:715 147:590 148:1111 149:431 150:552 151:604 152:492 153:240 154:444 155:745 156:407 157:335 158:319 159:979 160:373 161:642 162:1956 163:424 164:664 165:687 166:287 167:806 168:1279 169:161 170:1450 171:241 172:41 173:1548 174:696 175:664 176:1369 177:3773 178:2068 179:893 180:1931 181:1653 182:1729 183:618 184:738 185:3243 186:2643 187:1797 188:2017 189:1570 190:7628 191:920 192:8242 193:5592 194:4114 195:3668 196:1705 197:1093 198:5527 199:5525 200:6522 201:3016 202:9464 203:9078 204:4691 205:2834 206:3089 207:3010 208:3942 209:3975 210:3516 211:1863 212:2466 213:2287 214:855 215:71 216:5600 217:1800 218:675 219:453 220:1436 221:788 222:464 223:659 End of report