Routing Table Report 09:00 +10GMT Thu 28 May, 2015 Report Website: http://thyme.rand.apnic.net Detailed Analysis: http://thyme.rand.apnic.net/us/ Analysis Summary ---------------- BGP routing table entries examined: 532659 Prefixes after maximum aggregation (per Origin AS): 205329 Deaggregation factor: 2.59 Unique aggregates announced (without unneeded subnets): 265515 Total ASes present in the Internet Routing Table: 50257 Prefixes per ASN: 10.60 Origin-only ASes present in the Internet Routing Table: 36680 Origin ASes announcing only one prefix: 16288 Transit ASes present in the Internet Routing Table: 6148 Transit-only ASes present in the Internet Routing Table: 154 Average AS path length visible in the Internet Routing Table: 4.0 Max AS path length visible: 64 Max AS path prepend of ASN ( 55944) 61 Prefixes from unregistered ASNs in the Routing Table: 1014 Unregistered ASNs in the Routing Table: 388 Number of 32-bit ASNs allocated by the RIRs: 9610 Number of 32-bit ASNs visible in the Routing Table: 7429 Prefixes from 32-bit ASNs in the Routing Table: 27048 Number of bogon 32-bit ASNs visible in the Routing Table: 5 Special use prefixes present in the Routing Table: 0 Prefixes being announced from unallocated address space: 368 Number of addresses announced to Internet: 2757241152 Equivalent to 164 /8s, 88 /16s and 41 /24s Percentage of available address space announced: 74.5 Percentage of allocated address space announced: 74.5 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: 179244 APNIC Region Analysis Summary ----------------------------- Prefixes being announced by APNIC Region ASes: 127354 Total APNIC prefixes after maximum aggregation: 37809 APNIC Deaggregation factor: 3.37 Prefixes being announced from the APNIC address blocks: 133630 Unique aggregates announced from the APNIC address blocks: 57033 APNIC Region origin ASes present in the Internet Routing Table: 5018 APNIC Prefixes per ASN: 26.63 APNIC Region origin ASes announcing only one prefix: 1224 APNIC Region transit ASes present in the Internet Routing Table: 846 Average APNIC Region AS path length visible: 4.2 Max APNIC Region AS path length visible: 64 Number of APNIC region 32-bit ASNs visible in the Routing Table: 1450 Number of APNIC addresses announced to Internet: 747781632 Equivalent to 44 /8s, 146 /16s and 62 /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: 175263 Total ARIN prefixes after maximum aggregation: 87412 ARIN Deaggregation factor: 2.01 Prefixes being announced from the ARIN address blocks: 178132 Unique aggregates announced from the ARIN address blocks: 84614 ARIN Region origin ASes present in the Internet Routing Table: 16542 ARIN Prefixes per ASN: 10.77 ARIN Region origin ASes announcing only one prefix: 6103 ARIN Region transit ASes present in the Internet Routing Table: 1649 Average ARIN Region AS path length visible: 3.5 Max ARIN Region AS path length visible: 19 Number of ARIN region 32-bit ASNs visible in the Routing Table: 452 Number of ARIN addresses announced to Internet: 1080812544 Equivalent to 64 /8s, 107 /16s and 228 /24s Percentage of available ARIN address space announced: 57.2 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, 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: 131541 Total RIPE prefixes after maximum aggregation: 65809 RIPE Deaggregation factor: 2.00 Prefixes being announced from the RIPE address blocks: 137678 Unique aggregates announced from the RIPE address blocks: 85734 RIPE Region origin ASes present in the Internet Routing Table: 17920 RIPE Prefixes per ASN: 7.68 RIPE Region origin ASes announcing only one prefix: 8132 RIPE Region transit ASes present in the Internet Routing Table: 2945 Average RIPE Region AS path length visible: 4.2 Max RIPE Region AS path length visible: 34 Number of RIPE region 32-bit ASNs visible in the Routing Table: 3721 Number of RIPE addresses announced to Internet: 694570048 Equivalent to 41 /8s, 102 /16s and 76 /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: 59388 Total LACNIC prefixes after maximum aggregation: 11195 LACNIC Deaggregation factor: 5.30 Prefixes being announced from the LACNIC address blocks: 69555 Unique aggregates announced from the LACNIC address blocks: 32621 LACNIC Region origin ASes present in the Internet Routing Table: 2431 LACNIC Prefixes per ASN: 28.61 LACNIC Region origin ASes announcing only one prefix: 632 LACNIC Region transit ASes present in the Internet Routing Table: 476 Average LACNIC Region AS path length visible: 4.1 Max LACNIC Region AS path length visible: 21 Number of LACNIC region 32-bit ASNs visible in the Routing Table: 1691 Number of LACNIC addresses announced to Internet: 167994624 Equivalent to 10 /8s, 3 /16s and 101 /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: 12001 Total AfriNIC prefixes after maximum aggregation: 3060 AfriNIC Deaggregation factor: 3.92 Prefixes being announced from the AfriNIC address blocks: 13296 Unique aggregates announced from the AfriNIC address blocks: 5178 AfriNIC Region origin ASes present in the Internet Routing Table: 733 AfriNIC Prefixes per ASN: 18.14 AfriNIC Region origin ASes announcing only one prefix: 197 AfriNIC Region transit ASes present in the Internet Routing Table: 156 Average AfriNIC Region AS path length visible: 3.9 Max AfriNIC Region AS path length visible: 24 Number of AfriNIC region 32-bit ASNs visible in the Routing Table: 115 Number of AfriNIC addresses announced to Internet: 65705472 Equivalent to 3 /8s, 234 /16s and 150 /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 17974 2689 904 81 PT Telekomunikasi Indonesia 7545 2405 336 130 TPG Telecom Limited 4766 2191 11549 617 Korea Telecom 4755 2006 423 215 TATA Communications formerly 9829 1653 1327 45 National Internet Backbone 9808 1525 8639 18 Guangdong Mobile Communicatio 9583 1422 116 572 Sify Limited 9498 1329 335 101 BHARTI Airtel Ltd. 24560 1239 416 184 Bharti Airtel Ltd., Telemedia 17488 1210 213 267 Hathway IP Over Cable Interne Complete listing at http://thyme.rand.apnic.net/us/data-ASnet-APNIC ARIN Region per AS prefix count summary --------------------------------------- ASN No of nets /20 equiv MaxAgg Description 22773 3045 2958 142 Cox Communications Inc. 6389 2796 3688 51 BellSouth.net Inc. 18566 2042 379 185 MegaPath Corporation 20115 1881 1849 423 Charter Communications 6983 1748 866 244 EarthLink, Inc. 4323 1616 1054 411 tw telecom holdings, inc. 30036 1544 315 475 Mediacom Communications Corp 701 1370 11320 662 MCI Communications Services, 22561 1360 413 249 CenturyTel Internet Holdings, 7018 1203 19070 847 AT&T Services, Inc. Complete listing at http://thyme.rand.apnic.net/us/data-ASnet-ARIN RIPE Region per AS prefix count summary --------------------------------------- ASN No of nets /20 equiv MaxAgg Description 39891 2473 132 7 SaudiNet, Saudi Telecom Compa 34984 2026 305 356 TELLCOM ILETISIM HIZMETLERI A 20940 1917 754 1406 Akamai International B.V. 6849 1213 356 24 JSC "Ukrtelecom" 8402 1060 544 15 OJSC "Vimpelcom" 13188 1056 97 70 TOV "Bank-Inform" 31148 1049 45 23 Freenet Ltd. 12479 939 868 72 France Telecom Espana SA 6830 907 2693 467 Liberty Global Operations B.V 9198 854 349 25 JSC Kazakhtelecom Complete listing at http://thyme.rand.apnic.net/us/data-ASnet-RIPE LACNIC Region per AS prefix count summary ----------------------------------------- ASN No of nets /20 equiv MaxAgg Description 10620 3233 529 188 Telmex Colombia S.A. 28573 2279 2181 117 NET Serviços de Comunicação S 7303 1667 1046 239 Telecom Argentina S.A. 8151 1660 3255 465 Uninet S.A. de C.V. 6147 1632 374 30 Telefonica del Peru S.A.A. 6503 1253 437 57 Axtel, S.A.B. de C.V. 26615 1073 2325 35 Tim Celular S.A. 7738 996 1882 41 Telemar Norte Leste S.A. 3816 929 423 161 COLOMBIA TELECOMUNICACIONES S 18881 869 1036 22 Global Village Telecom Complete listing at http://thyme.rand.apnic.net/us/data-ASnet-LACNIC AfriNIC Region per AS prefix count summary ------------------------------------------ ASN No of nets /20 equiv MaxAgg Description 8452 912 958 13 TE-AS 24863 895 280 37 Link Egypt (Link.NET) 36903 504 254 98 Office National des Postes et 36992 423 1229 32 ETISALAT MISR 37492 312 175 71 Orange Tunisie 24835 304 146 13 Vodafone Data 3741 250 857 208 Internet Solutions 29571 242 21 12 Cote d'Ivoire Telecom 37054 199 19 6 Data Telecom Service 36947 190 807 13 Telecom Algeria Complete listing at http://thyme.rand.apnic.net/us/data-ASnet-AFRINIC Global Per AS prefix count summary ---------------------------------- ASN No of nets /20 equiv MaxAgg Description 10620 3233 529 188 Telmex Colombia S.A. 22773 3045 2958 142 Cox Communications Inc. 6389 2796 3688 51 BellSouth.net Inc. 17974 2689 904 81 PT Telekomunikasi Indonesia 39891 2473 132 7 SaudiNet, Saudi Telecom Compa 7545 2405 336 130 TPG Telecom Limited 28573 2279 2181 117 NET Serviços de Comunicação S 4766 2191 11549 617 Korea Telecom 18566 2042 379 185 MegaPath Corporation 34984 2026 305 356 TELLCOM ILETISIM HIZMETLERI A Complete listing at http://thyme.rand.apnic.net/us/data-ASnet Global Per AS Maximum Aggr summary ---------------------------------- ASN No of nets Net Savings Description 22773 3045 2903 Cox Communications Inc. 6389 2796 2745 BellSouth.net Inc. 17974 2689 2608 PT Telekomunikasi Indonesia 39891 2473 2466 SaudiNet, Saudi Telecom Compa 7545 2405 2275 TPG Telecom Limited 28573 2279 2162 NET Serviços de Comunicação S 18566 2042 1857 MegaPath Corporation 4755 2006 1791 TATA Communications formerly 34984 2026 1670 TELLCOM ILETISIM HIZMETLERI A 9829 1653 1608 National Internet Backbone Complete listing at http://thyme.rand.apnic.net/us/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 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 3356 Level 3 Communicatio 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. 17033 UNALLOCATED 12.3.33.0/24 7018 AT&T Services, Inc. Complete listing at http://thyme.rand.apnic.net/us/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/us/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 /9:12 /10:33 /11:94 /12:263 /13:502 /14:994 /15:1707 /16:12877 /17:7118 /18:12039 /19:25009 /20:35432 /21:37577 /22:58737 /23:50516 /24:289523 /25:73 /26:58 /27:25 /28:18 /29:16 /30:6 /31:0 /32:13 Advertised prefixes smaller than registry allocations ----------------------------------------------------- ASN No of nets Total ann. Description 39891 2432 2473 SaudiNet, Saudi Telecom Compa 22773 2253 3045 Cox Communications Inc. 18566 1996 2042 MegaPath Corporation 6389 1639 2796 BellSouth.net Inc. 6983 1396 1748 EarthLink, Inc. 30036 1379 1544 Mediacom Communications Corp 34984 1322 2026 TELLCOM ILETISIM HIZMETLERI A 6147 1183 1632 Telefonica del Peru S.A.A. 10620 1137 3233 Telmex Colombia S.A. 11492 1111 1192 CABLE ONE, INC. Complete listing at http://thyme.rand.apnic.net/us/data-sXXas-nos Number of /24s announced per /8 block (Global) ---------------------------------------------- 1:1461 2:675 4:18 5:1791 6:25 8:810 11:1 12:1830 13:10 14:1224 15:17 16:2 17:40 18:22 20:48 23:1219 24:1703 27:1902 31:1592 32:38 33:2 34:4 35:3 36:111 37:1905 38:1023 39:6 40:245 41:2678 42:283 43:1261 44:25 45:638 46:2194 47:42 49:836 50:803 52:12 54:73 55:7 56:8 57:35 58:1241 59:688 60:478 61:1723 62:1313 63:1893 64:4388 65:2262 66:4079 67:2046 68:1054 69:3233 70:978 71:444 72:1971 74:2639 75:332 76:415 77:1391 78:1202 79:777 80:1329 81:1298 82:799 83:696 84:710 85:1401 86:391 87:1027 88:513 89:1812 90:151 91:5965 92:847 93:2201 94:2059 95:2145 96:428 97:353 98:1045 99:49 100:69 101:801 103:7364 104:1767 105:62 106:225 107:978 108:606 109:2027 110:1096 111:1482 112:795 113:1063 114:816 115:1262 116:1322 117:1045 118:1740 119:1410 120:421 121:1050 122:1997 123:1788 124:1458 125:1556 128:596 129:369 130:383 131:1177 132:439 133:178 134:399 135:107 136:328 137:304 138:769 139:146 140:211 141:435 142:652 143:503 144:567 145:115 146:691 147:571 148:1076 149:406 150:562 151:603 152:482 153:244 154:484 155:864 156:403 157:463 158:316 159:913 160:381 161:655 162:1908 163:405 164:653 165:688 166:288 167:836 168:1291 169:169 170:1462 171:238 172:64 173:1539 174:712 175:672 176:1296 177:3734 178:2134 179:979 180:1908 181:1684 182:1718 183:621 184:757 185:3510 186:2672 187:1736 188:1992 189:1582 190:7681 191:1005 192:8288 193:5578 194:4142 195:3629 196:1467 197:983 198:5424 199:5493 200:6639 201:3107 202:8957 203:9049 204:4595 205:2798 206:2946 207:2870 208:3955 209:3894 210:3185 211:1765 212:2493 213:2316 214:859 215:73 216:5651 217:1808 218:649 219:326 220:1424 221:772 222:389 223:685 End of report