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 04 Jul, 2015 Report Website: http://thyme.rand.apnic.net Detailed Analysis: http://thyme.rand.apnic.net/current/ Analysis Summary ---------------- BGP routing table entries examined: 550249 Prefixes after maximum aggregation (per Origin AS): 208674 Deaggregation factor: 2.64 Unique aggregates announced (without unneeded subnets): 268411 Total ASes present in the Internet Routing Table: 50789 Prefixes per ASN: 10.83 Origin-only ASes present in the Internet Routing Table: 36712 Origin ASes announcing only one prefix: 16251 Transit ASes present in the Internet Routing Table: 6315 Transit-only ASes present in the Internet Routing Table: 170 Average AS path length visible in the Internet Routing Table: 4.5 Max AS path length visible: 39 Max AS path prepend of ASN ( 12486) 32 Prefixes from unregistered ASNs in the Routing Table: 1301 Unregistered ASNs in the Routing Table: 429 Number of 32-bit ASNs allocated by the RIRs: 10078 Number of 32-bit ASNs visible in the Routing Table: 7762 Prefixes from 32-bit ASNs in the Routing Table: 28578 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: 430 Number of addresses announced to Internet: 2783922208 Equivalent to 165 /8s, 239 /16s and 72 /24s Percentage of available address space announced: 75.2 Percentage of allocated address space announced: 75.2 Percentage of available address space allocated: 100.0 Percentage of address space in use by end-sites: 97.4 Total number of prefixes smaller than registry allocations: 184108 APNIC Region Analysis Summary ----------------------------- Prefixes being announced by APNIC Region ASes: 136211 Total APNIC prefixes after maximum aggregation: 39443 APNIC Deaggregation factor: 3.45 Prefixes being announced from the APNIC address blocks: 142945 Unique aggregates announced from the APNIC address blocks: 57920 APNIC Region origin ASes present in the Internet Routing Table: 5064 APNIC Prefixes per ASN: 28.23 APNIC Region origin ASes announcing only one prefix: 1207 APNIC Region transit ASes present in the Internet Routing Table: 877 Average APNIC Region AS path length visible: 4.5 Max APNIC Region AS path length visible: 39 Number of APNIC region 32-bit ASNs visible in the Routing Table: 1532 Number of APNIC addresses announced to Internet: 751672000 Equivalent to 44 /8s, 205 /16s and 154 /24s Percentage of available APNIC address space announced: 87.8 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: 179696 Total ARIN prefixes after maximum aggregation: 88104 ARIN Deaggregation factor: 2.04 Prefixes being announced from the ARIN address blocks: 182248 Unique aggregates announced from the ARIN address blocks: 84956 ARIN Region origin ASes present in the Internet Routing Table: 16607 ARIN Prefixes per ASN: 10.97 ARIN Region origin ASes announcing only one prefix: 6122 ARIN Region transit ASes present in the Internet Routing Table: 1741 Average ARIN Region AS path length visible: 3.8 Max ARIN Region AS path length visible: 23 Number of ARIN region 32-bit ASNs visible in the Routing Table: 520 Number of ARIN addresses announced to Internet: 1101810720 Equivalent to 65 /8s, 172 /16s and 76 /24s Percentage of available ARIN address space announced: 58.3 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, 64198-64296, 393216-395164 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: 133318 Total RIPE prefixes after maximum aggregation: 66535 RIPE Deaggregation factor: 2.00 Prefixes being announced from the RIPE address blocks: 139867 Unique aggregates announced from the RIPE address blocks: 86823 RIPE Region origin ASes present in the Internet Routing Table: 17973 RIPE Prefixes per ASN: 7.78 RIPE Region origin ASes announcing only one prefix: 8120 RIPE Region transit ASes present in the Internet Routing Table: 2958 Average RIPE Region AS path length visible: 5.0 Max RIPE Region AS path length visible: 35 Number of RIPE region 32-bit ASNs visible in the Routing Table: 3813 Number of RIPE addresses announced to Internet: 696003072 Equivalent to 41 /8s, 124 /16s and 42 /24s Percentage of available RIPE address space announced: 101.2 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, 196608-204287 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: 60118 Total LACNIC prefixes after maximum aggregation: 11475 LACNIC Deaggregation factor: 5.24 Prefixes being announced from the LACNIC address blocks: 70857 Unique aggregates announced from the LACNIC address blocks: 33085 LACNIC Region origin ASes present in the Internet Routing Table: 2446 LACNIC Prefixes per ASN: 28.97 LACNIC Region origin ASes announcing only one prefix: 610 LACNIC Region transit ASes present in the Internet Routing Table: 508 Average LACNIC Region AS path length visible: 5.0 Max LACNIC Region AS path length visible: 25 Number of LACNIC region 32-bit ASNs visible in the Routing Table: 1768 Number of LACNIC addresses announced to Internet: 168186432 Equivalent to 10 /8s, 6 /16s and 82 /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: 12069 Total AfriNIC prefixes after maximum aggregation: 3068 AfriNIC Deaggregation factor: 3.93 Prefixes being announced from the AfriNIC address blocks: 13902 Unique aggregates announced from the AfriNIC address blocks: 5239 AfriNIC Region origin ASes present in the Internet Routing Table: 734 AfriNIC Prefixes per ASN: 18.94 AfriNIC Region origin ASes announcing only one prefix: 192 AfriNIC Region transit ASes present in the Internet Routing Table: 161 Average AfriNIC Region AS path length visible: 4.6 Max AfriNIC Region AS path length visible: 24 Number of AfriNIC region 32-bit ASNs visible in the Routing Table: 129 Number of AfriNIC addresses announced to Internet: 65738496 Equivalent to 3 /8s, 235 /16s and 23 /24s Percentage of available AfriNIC address space announced: 65.3 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 2950 11304 937 Korea Telecom 17974 2696 904 78 PT Telekomunikasi Indonesia 7545 2619 336 130 TPG Telecom Limited 4538 2068 4190 71 China Education and Research 4755 2025 423 222 TATA Communications formerly 9829 1765 1353 120 National Internet Backbone 9808 1532 8717 28 Guangdong Mobile Communicatio 9583 1514 119 573 Sify Limited 4808 1460 2240 468 CNCGROUP IP network China169 9498 1361 336 109 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 3181 2960 141 Cox Communications Inc. 6389 2758 3688 51 BellSouth.net Inc. 3356 2575 10700 503 Level 3 Communications, Inc. 18566 2059 380 198 MegaPath Corporation 20115 1865 1840 407 Charter Communications 6983 1751 850 244 EarthLink, Inc. 4323 1608 1022 410 tw telecom holdings, inc. 30036 1567 319 446 Mediacom Communications Corp 701 1393 11371 676 MCI Communications Services, 22561 1382 415 257 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 2164 305 366 TELLCOM ILETISIM HIZMETLERI A 20940 2012 788 1457 Akamai International B.V. 6849 1209 355 21 JSC "Ukrtelecom" 13188 1048 97 75 TOV "Bank-Inform" 31148 1048 45 23 Freenet Ltd. 8402 1032 544 15 OJSC "Vimpelcom" 12479 952 869 74 France Telecom Espana SA 6830 912 2694 468 Liberty Global Operations B.V 8551 887 376 53 Bezeq International-Ltd 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 3265 532 236 Telmex Colombia S.A. 28573 2279 2170 113 NET Serviços de Comunicação S 8151 1695 3253 475 Uninet S.A. de C.V. 7303 1630 1007 238 Telecom Argentina S.A. 6147 1387 372 43 Telefonica del Peru S.A.A. 6503 1267 421 56 Axtel, S.A.B. de C.V. 26615 1077 2325 35 Tim Celular S.A. 7738 999 1882 41 Telemar Norte Leste S.A. 3816 951 428 161 COLOMBIA TELECOMUNICACIONES S 11830 892 364 15 Instituto Costarricense de El 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 876 280 26 Link Egypt (Link.NET) 8452 838 958 13 TE-AS 36903 512 258 99 Office National des Postes et 36992 423 1229 32 ETISALAT MISR 37492 312 175 71 Orange Tunisie 24835 307 146 12 Vodafone Data 3741 250 857 208 Internet Solutions 29571 238 21 13 Cote d'Ivoire Telecom 36947 193 807 13 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 3265 532 236 Telmex Colombia S.A. 22773 3181 2960 141 Cox Communications Inc. 4766 2950 11304 937 Korea Telecom 6389 2758 3688 51 BellSouth.net Inc. 17974 2696 904 78 PT Telekomunikasi Indonesia 7545 2619 336 130 TPG Telecom Limited 3356 2575 10700 503 Level 3 Communications, Inc. 39891 2472 128 6 SaudiNet, Saudi Telecom Compa 28573 2279 2170 113 NET Serviços de Comunicação S 34984 2164 305 366 TELLCOM ILETISIM HIZMETLERI A 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 3181 3040 Cox Communications Inc. 6389 2758 2707 BellSouth.net Inc. 17974 2696 2618 PT Telekomunikasi Indonesia 7545 2619 2489 TPG Telecom Limited 39891 2472 2466 SaudiNet, Saudi Telecom Compa 28573 2279 2166 NET Serviços de Comunicação S 3356 2575 2072 Level 3 Communications, Inc. 4766 2950 2013 Korea Telecom 4538 2068 1997 China Education and Research 18566 2059 1861 MegaPath Corporation 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 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 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<< 41.73.2.0/24 37004 >>UNKNOWN<< 41.73.3.0/24 37004 >>UNKNOWN<< 41.73.4.0/24 37004 >>UNKNOWN<< 41.73.5.0/24 37004 >>UNKNOWN<< 41.73.6.0/24 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 /8:17 /9:13 /10:36 /11:95 /12:263 /13:506 /14:1003 /15:1725 /16:12937 /17:7278 /18:12362 /19:25560 /20:35988 /21:38779 /22:60280 /23:52141 /24:298259 /25:1100 /26:1144 /27:715 /28:14 /29:12 /30:7 /31:0 /32:15 Advertised prefixes smaller than registry allocations ----------------------------------------------------- ASN No of nets Total ann. Description 39891 2432 2472 SaudiNet, Saudi Telecom Compa 22773 2381 3181 Cox Communications Inc. 18566 2005 2059 MegaPath Corporation 6389 1629 2758 BellSouth.net Inc. 34984 1422 2164 TELLCOM ILETISIM HIZMETLERI A 6983 1398 1751 EarthLink, Inc. 30036 1387 1567 Mediacom Communications Corp 10620 1149 3265 Telmex Colombia S.A. 11492 1108 1191 CABLE ONE, INC. 22561 1055 1382 CenturyTel Internet Holdings, Complete listing at http://thyme.rand.apnic.net/current/data-sXXas-nos Number of /24s announced per /8 block (Global) ---------------------------------------------- 1:1502 2:687 4:93 5:1866 6:25 8:1390 11:1 12:1820 13:14 14:1383 15:17 16:2 17:42 18:22 20:48 23:1251 24:1736 27:1987 31:1596 32:38 33:2 34:4 35:3 36:124 37:1960 38:1042 39:6 40:82 41:2700 42:297 43:1364 44:28 45:745 46:2298 47:44 49:908 50:802 52:12 54:77 55:4 56:6 57:42 58:1326 59:724 60:480 61:1747 62:1355 63:1914 64:4452 65:2270 66:4045 67:2074 68:1070 69:3252 70:1023 71:443 72:1971 74:2665 75:334 76:426 77:1272 78:1172 79:801 80:1361 81:1301 82:844 83:722 84:726 85:1374 86:439 87:1062 88:528 89:1898 90:144 91:5996 92:841 93:2269 94:2060 95:2199 96:428 97:347 98:1052 99:53 100:72 101:845 103:7755 104:1781 105:61 106:264 107:1003 108:630 109:2066 110:1145 111:1463 112:843 113:1109 114:843 115:1255 116:1402 117:1064 118:1858 119:1447 120:455 121:1106 122:2122 123:1841 124:1526 125:1622 128:645 129:390 130:407 131:1196 132:508 133:171 134:403 135:94 136:331 137:315 138:923 139:152 140:236 141:450 142:666 143:497 144:551 145:121 146:748 147:585 148:1214 149:420 150:557 151:648 152:519 153:248 154:463 155:871 156:434 157:420 158:352 159:1000 160:396 161:650 162:1947 163:438 164:689 165:691 166:306 167:833 168:1275 169:182 170:1468 171:245 172:274 173:1534 174:718 175:703 176:1396 177:3857 178:2157 179:957 180:1936 181:1582 182:1824 183:627 184:763 185:3789 186:2728 187:1768 188:2051 189:1574 190:7722 191:1002 192:8509 193:5620 194:4177 195:3696 196:1991 197:982 198:5534 199:5496 200:6604 201:3252 202:9515 203:9119 204:4705 205:2842 206:3059 207:2969 208:3982 209:3975 210:3575 211:1888 212:2568 213:2299 214:840 215:73 216:5756 217:1817 218:711 219:469 220:1457 221:791 222:490 223:773 End of report