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 07 Mar, 2015 Report Website: http://thyme.rand.apnic.net Detailed Analysis: http://thyme.rand.apnic.net/current/ Analysis Summary ---------------- BGP routing table entries examined: 535301 Prefixes after maximum aggregation (per Origin AS): 204571 Deaggregation factor: 2.62 Unique aggregates announced (without unneeded subnets): 260830 Total ASes present in the Internet Routing Table: 49580 Prefixes per ASN: 10.80 Origin-only ASes present in the Internet Routing Table: 36492 Origin ASes announcing only one prefix: 16264 Transit ASes present in the Internet Routing Table: 6275 Transit-only ASes present in the Internet Routing Table: 169 Average AS path length visible in the Internet Routing Table: 4.5 Max AS path length visible: 44 Max AS path prepend of ASN ( 55944) 41 Prefixes from unregistered ASNs in the Routing Table: 1423 Unregistered ASNs in the Routing Table: 428 Number of 32-bit ASNs allocated by the RIRs: 8771 Number of 32-bit ASNs visible in the Routing Table: 6813 Prefixes from 32-bit ASNs in the Routing Table: 24890 Number of bogon 32-bit ASNs visible in the Routing Table: 2 Special use prefixes present in the Routing Table: 0 Prefixes being announced from unallocated address space: 382 Number of addresses announced to Internet: 2733757604 Equivalent to 162 /8s, 241 /16s and 212 /24s Percentage of available address space announced: 73.8 Percentage of allocated address space announced: 73.8 Percentage of available address space allocated: 100.0 Percentage of address space in use by end-sites: 97.2 Total number of prefixes smaller than registry allocations: 181128 APNIC Region Analysis Summary ----------------------------- Prefixes being announced by APNIC Region ASes: 131849 Total APNIC prefixes after maximum aggregation: 38372 APNIC Deaggregation factor: 3.44 Prefixes being announced from the APNIC address blocks: 137413 Unique aggregates announced from the APNIC address blocks: 55868 APNIC Region origin ASes present in the Internet Routing Table: 5015 APNIC Prefixes per ASN: 27.40 APNIC Region origin ASes announcing only one prefix: 1205 APNIC Region transit ASes present in the Internet Routing Table: 871 Average APNIC Region AS path length visible: 4.5 Max APNIC Region AS path length visible: 44 Number of APNIC region 32-bit ASNs visible in the Routing Table: 1331 Number of APNIC addresses announced to Internet: 746142208 Equivalent to 44 /8s, 121 /16s and 58 /24s Percentage of available APNIC address space announced: 87.2 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: 176640 Total ARIN prefixes after maximum aggregation: 87315 ARIN Deaggregation factor: 2.02 Prefixes being announced from the ARIN address blocks: 178608 Unique aggregates announced from the ARIN address blocks: 83891 ARIN Region origin ASes present in the Internet Routing Table: 16506 ARIN Prefixes per ASN: 10.82 ARIN Region origin ASes announcing only one prefix: 6077 ARIN Region transit ASes present in the Internet Routing Table: 1705 Average ARIN Region AS path length visible: 3.9 Max ARIN Region AS path length visible: 21 Number of ARIN region 32-bit ASNs visible in the Routing Table: 366 Number of ARIN addresses announced to Internet: 1061694240 Equivalent to 63 /8s, 72 /16s and 43 /24s Percentage of available ARIN address space announced: 56.2 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: 130293 Total RIPE prefixes after maximum aggregation: 64794 RIPE Deaggregation factor: 2.01 Prefixes being announced from the RIPE address blocks: 136645 Unique aggregates announced from the RIPE address blocks: 83857 RIPE Region origin ASes present in the Internet Routing Table: 17899 RIPE Prefixes per ASN: 7.63 RIPE Region origin ASes announcing only one prefix: 8151 RIPE Region transit ASes present in the Internet Routing Table: 2968 Average RIPE Region AS path length visible: 4.9 Max RIPE Region AS path length visible: 32 Number of RIPE region 32-bit ASNs visible in the Routing Table: 3483 Number of RIPE addresses announced to Internet: 693822852 Equivalent to 41 /8s, 90 /16s and 229 /24s Percentage of available RIPE address space announced: 100.9 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: 58879 Total LACNIC prefixes after maximum aggregation: 11040 LACNIC Deaggregation factor: 5.33 Prefixes being announced from the LACNIC address blocks: 68633 Unique aggregates announced from the LACNIC address blocks: 31804 LACNIC Region origin ASes present in the Internet Routing Table: 2411 LACNIC Prefixes per ASN: 28.47 LACNIC Region origin ASes announcing only one prefix: 627 LACNIC Region transit ASes present in the Internet Routing Table: 490 Average LACNIC Region AS path length visible: 4.9 Max LACNIC Region AS path length visible: 25 Number of LACNIC region 32-bit ASNs visible in the Routing Table: 1543 Number of LACNIC addresses announced to Internet: 167955456 Equivalent to 10 /8s, 2 /16s and 204 /24s Percentage of available LACNIC address space announced: 100.1 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: 12558 Total AfriNIC prefixes after maximum aggregation: 3006 AfriNIC Deaggregation factor: 4.18 Prefixes being announced from the AfriNIC address blocks: 13620 Unique aggregates announced from the AfriNIC address blocks: 5068 AfriNIC Region origin ASes present in the Internet Routing Table: 737 AfriNIC Prefixes per ASN: 18.48 AfriNIC Region origin ASes announcing only one prefix: 204 AfriNIC Region transit ASes present in the Internet Routing Table: 154 Average AfriNIC Region AS path length visible: 4.5 Max AfriNIC Region AS path length visible: 28 Number of AfriNIC region 32-bit ASNs visible in the Routing Table: 90 Number of AfriNIC addresses announced to Internet: 63654656 Equivalent to 3 /8s, 203 /16s and 75 /24s Percentage of available AfriNIC address space announced: 63.2 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 2874 11553 909 Korea Telecom 17974 2813 904 78 PT Telekomunikasi Indonesia 7545 2575 336 128 TPG Telecom Limited 4755 1988 422 211 TATA Communications formerly 4538 1760 4190 71 China Education and Research 9829 1675 1324 34 National Internet Backbone 9808 1546 8717 28 Guangdong Mobile Communicatio 4808 1459 2251 439 CNCGROUP IP network China169 9583 1397 132 555 Sify Limited 9498 1303 334 95 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 2985 2955 141 Cox Communications Inc. 6389 2891 3688 51 BellSouth.net Inc. 3356 2551 10683 480 Level 3 Communications, Inc. 18566 2041 379 183 MegaPath Corporation 20115 1849 1831 434 Charter Communications 6983 1705 866 245 EarthLink, Inc. 4323 1628 1036 409 tw telecom holdings, inc. 30036 1522 312 507 Mediacom Communications Corp 701 1389 11268 677 MCI Communications Services, 22561 1327 412 241 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 1971 303 359 TELLCOM ILETISIM HIZMETLERI A 20940 1625 632 1207 Akamai International B.V. 8402 1397 544 15 OJSC "Vimpelcom" 6849 1214 356 24 JSC "Ukrtelecom" 31148 1046 45 21 Freenet Ltd. 13188 1015 96 70 TOV "Bank-Inform" 8551 904 373 48 Bezeq International-Ltd 12479 873 796 82 France Telecom Espana SA 9198 845 349 25 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 10620 3123 507 216 Telmex Colombia S.A. 28573 2321 2156 116 NET Serviços de Comunicação S 7303 1793 1190 233 Telecom Argentina S.A. 6147 1579 374 30 Telefonica del Peru S.A.A. 8151 1544 3124 446 Uninet S.A. de C.V. 6503 1200 421 58 Axtel, S.A.B. de C.V. 7738 1001 1882 42 Telemar Norte Leste S.A. 3816 922 400 150 COLOMBIA TELECOMUNICACIONES S 26615 921 2325 35 Tim Celular S.A. 18881 863 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 1500 958 13 TE-AS 24863 928 282 31 Link Egypt (Link.NET) 36903 479 241 90 Office National des Postes et 36992 402 1101 31 ETISALAT MISR 37492 319 155 71 Orange Tunisie 24835 299 144 9 Vodafone Data 3741 250 921 209 Internet Solutions 29571 234 21 12 Cote d'Ivoire Telecom 36947 196 712 14 Telecom Algeria 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 3123 507 216 Telmex Colombia S.A. 22773 2985 2955 141 Cox Communications Inc. 6389 2891 3688 51 BellSouth.net Inc. 4766 2874 11553 909 Korea Telecom 17974 2813 904 78 PT Telekomunikasi Indonesia 7545 2575 336 128 TPG Telecom Limited 3356 2551 10683 480 Level 3 Communications, Inc. 39891 2472 128 6 SaudiNet, Saudi Telecom Compa 28573 2321 2156 116 NET Serviços de Comunicação S 18566 2041 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 2985 2844 Cox Communications Inc. 6389 2891 2840 BellSouth.net Inc. 17974 2813 2735 PT Telekomunikasi Indonesia 39891 2472 2466 SaudiNet, Saudi Telecom Compa 7545 2575 2447 TPG Telecom Limited 28573 2321 2205 NET Serviços de Comunicação S 3356 2551 2071 Level 3 Communications, Inc. 4766 2874 1965 Korea Telecom 18566 2041 1858 MegaPath Corporation 4755 1988 1777 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 36806 UNALLOCATED 4.21.41.0/24 3356 Level 3 Communicatio 30662 UNALLOCATED 8.2.129.0/24 3356 Level 3 Communicatio 47092 UNALLOCATED 8.8.204.0/24 16410 The Reynolds and Rey 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 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 598 UNALLOCATED 8.39.237.0/24 3356 Level 3 Communicatio 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 Bitfinite LLC 23.252.224.0/20 62502 >>UNKNOWN<< 23.252.224.0/21 62502 >>UNKNOWN<< 23.252.232.0/21 62502 >>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<< 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 /11:92 /12:264 /13:505 /14:998 /15:1723 /16:12969 /17:7161 /18:12156 /19:25113 /20:35743 /21:38522 /22:57910 /23:50691 /24:288484 /25:1079 /26:1108 /27:670 /28:17 /29:13 /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 2201 2985 Cox Communications Inc. 18566 1996 2041 MegaPath Corporation 6389 1671 2891 BellSouth.net Inc. 30036 1368 1522 Mediacom Communications Corp 6983 1352 1705 EarthLink, Inc. 34984 1278 1971 TELLCOM ILETISIM HIZMETLERI A 11492 1128 1191 CABLE ONE, INC. 6147 1123 1579 Telefonica del Peru S.A.A. 10620 1108 3123 Telmex Colombia S.A. Complete listing at http://thyme.rand.apnic.net/current/data-sXXas-nos Number of /24s announced per /8 block (Global) ---------------------------------------------- 1:1513 2:674 3:1 4:98 5:1724 6:21 8:1424 12:1840 13:4 14:1306 15:17 16:2 17:42 18:21 20:49 23:1184 24:1672 27:1849 31:1487 32:39 33:2 34:5 35:3 36:118 37:1851 38:1009 39:10 40:237 41:2973 42:258 43:1127 44:25 45:252 46:2187 47:36 49:838 50:789 52:12 54:69 55:8 56:8 57:36 58:1201 59:683 60:465 61:1774 62:1313 63:1912 64:4453 65:2266 66:4116 67:2030 68:1030 69:3248 70:945 71:435 72:1959 74:2610 75:318 76:405 77:1493 78:1295 79:792 80:1319 81:1332 82:817 83:672 84:682 85:1350 86:391 87:1082 88:516 89:1766 90:150 91:5930 92:794 93:2178 94:2032 95:2123 96:429 97:340 98:1056 99:45 100:73 101:797 102:1 103:6871 104:1402 105:61 106:220 107:893 108:610 109:2007 110:1078 111:1474 112:744 113:1044 114:832 115:1245 116:1348 117:1008 118:1682 119:1436 120:442 121:1035 122:2182 123:1726 124:1498 125:1576 128:648 129:356 130:381 131:1134 132:486 133:167 134:412 135:89 136:335 137:299 138:522 139:174 140:231 141:420 142:632 143:477 144:530 145:109 146:690 147:578 148:1103 149:458 150:563 151:607 152:496 153:239 154:387 155:728 156:403 157:331 158:263 159:974 160:370 161:636 162:1922 163:385 164:659 165:677 166:323 167:705 168:1023 169:153 170:1457 171:230 172:42 173:1574 174:698 175:630 176:1432 177:3749 178:2054 179:853 180:1920 181:1629 182:1724 183:610 184:775 185:3057 186:2685 187:1864 188:2018 189:1584 190:7680 191:943 192:8153 193:5576 194:4079 195:3647 196:1664 197:1018 198:5496 199:5534 200:6552 201:3009 202:9501 203:9075 204:4649 205:2740 206:2987 207:2991 208:3951 209:3903 210:3510 211:1850 212:2481 213:2264 214:844 215:69 216:5527 217:1793 218:673 219:469 220:1436 221:788 222:466 223:654 End of report