Routing Table Report 09:00 +10GMT Tue 23 Feb, 2016 Report Website: http://thyme.rand.apnic.net Detailed Analysis: http://thyme.rand.apnic.net/us/ Analysis Summary ---------------- BGP routing table entries examined: 571681 Prefixes after maximum aggregation (per Origin AS): 213572 Deaggregation factor: 2.68 Unique aggregates announced (without unneeded subnets): 284076 Total ASes present in the Internet Routing Table: 52689 Prefixes per ASN: 10.85 Origin-only ASes present in the Internet Routing Table: 36512 Origin ASes announcing only one prefix: 15782 Transit ASes present in the Internet Routing Table: 6342 Transit-only ASes present in the Internet Routing Table: 146 Average AS path length visible in the Internet Routing Table: 4.0 Max AS path length visible: 39 Max AS path prepend of ASN ( 55644) 36 Prefixes from unregistered ASNs in the Routing Table: 930 Unregistered ASNs in the Routing Table: 346 Number of 32-bit ASNs allocated by the RIRs: 12800 Number of 32-bit ASNs visible in the Routing Table: 9835 Prefixes from 32-bit ASNs in the Routing Table: 37757 Number of bogon 32-bit ASNs visible in the Routing Table: 14 Special use prefixes present in the Routing Table: 0 Prefixes being announced from unallocated address space: 392 Number of addresses announced to Internet: 2803241088 Equivalent to 167 /8s, 22 /16s and 16 /24s Percentage of available address space announced: 75.7 Percentage of allocated address space announced: 75.7 Percentage of available address space allocated: 100.0 Percentage of address space in use by end-sites: 98.0 Total number of prefixes smaller than registry allocations: 190259 APNIC Region Analysis Summary ----------------------------- Prefixes being announced by APNIC Region ASes: 139705 Total APNIC prefixes after maximum aggregation: 40446 APNIC Deaggregation factor: 3.45 Prefixes being announced from the APNIC address blocks: 148948 Unique aggregates announced from the APNIC address blocks: 64333 APNIC Region origin ASes present in the Internet Routing Table: 5084 APNIC Prefixes per ASN: 29.30 APNIC Region origin ASes announcing only one prefix: 1174 APNIC Region transit ASes present in the Internet Routing Table: 867 Average APNIC Region AS path length visible: 4.3 Max APNIC Region AS path length visible: 39 Number of APNIC region 32-bit ASNs visible in the Routing Table: 1871 Number of APNIC addresses announced to Internet: 749873728 Equivalent to 44 /8s, 178 /16s and 42 /24s Percentage of available APNIC address space announced: 87.6 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: 178214 Total ARIN prefixes after maximum aggregation: 88410 ARIN Deaggregation factor: 2.02 Prefixes being announced from the ARIN address blocks: 182907 Unique aggregates announced from the ARIN address blocks: 87165 ARIN Region origin ASes present in the Internet Routing Table: 16365 ARIN Prefixes per ASN: 11.18 ARIN Region origin ASes announcing only one prefix: 5887 ARIN Region transit ASes present in the Internet Routing Table: 1681 Average ARIN Region AS path length visible: 3.5 Max ARIN Region AS path length visible: 37 Number of ARIN region 32-bit ASNs visible in the Routing Table: 1019 Number of ARIN addresses announced to Internet: 1102248704 Equivalent to 65 /8s, 178 /16s and 251 /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: 139932 Total RIPE prefixes after maximum aggregation: 69489 RIPE Deaggregation factor: 2.01 Prefixes being announced from the RIPE address blocks: 148125 Unique aggregates announced from the RIPE address blocks: 91640 RIPE Region origin ASes present in the Internet Routing Table: 18036 RIPE Prefixes per ASN: 8.21 RIPE Region origin ASes announcing only one prefix: 7942 RIPE Region transit ASes present in the Internet Routing Table: 3018 Average RIPE Region AS path length visible: 4.1 Max RIPE Region AS path length visible: 28 Number of RIPE region 32-bit ASNs visible in the Routing Table: 4478 Number of RIPE addresses announced to Internet: 702981184 Equivalent to 41 /8s, 230 /16s and 164 /24s Percentage of available RIPE address space announced: 102.2 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: 61375 Total LACNIC prefixes after maximum aggregation: 12045 LACNIC Deaggregation factor: 5.10 Prefixes being announced from the LACNIC address blocks: 74874 Unique aggregates announced from the LACNIC address blocks: 34978 LACNIC Region origin ASes present in the Internet Routing Table: 2461 LACNIC Prefixes per ASN: 30.42 LACNIC Region origin ASes announcing only one prefix: 588 LACNIC Region transit ASes present in the Internet Routing Table: 535 Average LACNIC Region AS path length visible: 4.2 Max LACNIC Region AS path length visible: 21 Number of LACNIC region 32-bit ASNs visible in the Routing Table: 2277 Number of LACNIC addresses announced to Internet: 170677248 Equivalent to 10 /8s, 44 /16s and 84 /24s Percentage of available LACNIC address space announced: 101.7 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: 14637 Total AfriNIC prefixes after maximum aggregation: 3141 AfriNIC Deaggregation factor: 4.66 Prefixes being announced from the AfriNIC address blocks: 16435 Unique aggregates announced from the AfriNIC address blocks: 5612 AfriNIC Region origin ASes present in the Internet Routing Table: 736 AfriNIC Prefixes per ASN: 22.33 AfriNIC Region origin ASes announcing only one prefix: 191 AfriNIC Region transit ASes present in the Internet Routing Table: 172 Average AfriNIC Region AS path length visible: 3.9 Max AfriNIC Region AS path length visible: 17 Number of AfriNIC region 32-bit ASNs visible in the Routing Table: 190 Number of AfriNIC addresses announced to Internet: 77036288 Equivalent to 4 /8s, 151 /16s and 123 /24s Percentage of available AfriNIC address space announced: 76.5 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 7545 3137 350 176 TPG Telecom Limited 17974 2909 914 96 PT Telekomunikasi Indonesia 4766 2398 11135 800 Korea Telecom 9829 2382 1447 426 National Internet Backbone 4755 2087 432 240 TATA Communications formerly 9808 1751 8640 19 Guangdong Mobile Communicatio 45899 1697 1093 172 VNNIC 9583 1522 122 558 Sify Limited 17488 1424 221 244 Hathway IP Over Cable Interne 9498 1420 337 116 BHARTI Airtel Ltd. 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 3292 2948 148 Cox Communications Inc. 6389 2412 3687 42 BellSouth.net Inc. 18566 2211 394 276 MegaPath Corporation 20115 1911 1917 407 Charter Communications 30036 1710 340 271 Mediacom Communications Corp 6983 1694 849 236 EarthLink, Inc. 4323 1574 1039 391 tw telecom holdings, inc. 209 1471 4485 1200 Qwest Communications Company, 701 1387 11452 655 MCI Communications Services, 11492 1259 236 586 CABLE ONE, 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 2515 135 9 SaudiNet, Saudi Telecom Compa 20940 2423 936 1741 Akamai International B.V. 34984 1944 322 414 TELLCOM ILETISIM HIZMETLERI A 8551 1201 375 57 Bezeq International-Ltd 6849 1179 355 21 JSC "Ukrtelecom" 12479 1132 979 83 France Telecom Espana SA 8402 1119 544 15 OJSC "Vimpelcom" 13188 1093 98 78 TOV "Bank-Inform" 31148 1041 47 41 Freenet Ltd. 9198 975 352 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 3429 541 148 Telmex Colombia S.A. 8151 2155 3389 515 Uninet S.A. de C.V. 7303 1591 944 241 Telecom Argentina S.A. 11830 1449 366 25 Instituto Costarricense de El 6503 1434 453 57 Axtel, S.A.B. de C.V. 28573 1042 2177 155 NET Serviços de Comunicação S 6147 1036 377 27 Telefonica del Peru S.A.A. 7738 994 1882 41 Telemar Norte Leste S.A. 26615 994 2325 34 Tim Celular S.A. 3816 988 478 188 COLOMBIA TELECOMUNICACIONES S 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 1431 1472 15 TE-AS 24863 1197 402 35 Link Egypt (Link.NET) 37611 623 48 2 Afrihost-Brevis Computer Serv 36903 584 294 104 Office National des Postes et 36992 499 1233 27 ETISALAT MISR 37492 356 215 64 Orange Tunisie 24835 332 146 12 Vodafone Data 29571 265 21 11 Cote d'Ivoire Telecom 2018 250 327 74 TENET (The UNINET Project) 3741 222 837 183 Internet Solutions 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 3429 541 148 Telmex Colombia S.A. 22773 3292 2948 148 Cox Communications Inc. 7545 3137 350 176 TPG Telecom Limited 17974 2909 914 96 PT Telekomunikasi Indonesia 39891 2515 135 9 SaudiNet, Saudi Telecom Compa 20940 2423 936 1741 Akamai International B.V. 6389 2412 3687 42 BellSouth.net Inc. 4766 2398 11135 800 Korea Telecom 9829 2382 1447 426 National Internet Backbone 18566 2211 394 276 MegaPath Corporation 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 3292 3144 Cox Communications Inc. 7545 3137 2961 TPG Telecom Limited 17974 2909 2813 PT Telekomunikasi Indonesia 39891 2515 2506 SaudiNet, Saudi Telecom Compa 6389 2412 2370 BellSouth.net Inc. 9829 2382 1956 National Internet Backbone 18566 2211 1935 MegaPath Corporation 4755 2087 1847 TATA Communications formerly 9808 1751 1732 Guangdong Mobile Communicatio 8151 2155 1640 Uninet S.A. de C.V. 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 2828 XO Communications 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 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. 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 23.226.112.0/20 62788 >>UNKNOWN<< 23.249.144.0/20 40430 colo4jax, LLC 27.100.7.0/24 56096 >>UNKNOWN<< 37.46.10.0/23 36351 SoftLayer Technologies Inc. 37.46.14.0/24 36351 SoftLayer Technologies Inc. 37.46.15.0/24 36351 SoftLayer Technologies Inc. 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<< 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 /8:16 /9:13 /10:35 /11:101 /12:265 /13:509 /14:1015 /15:1742 /16:12886 /17:7271 /18:12234 /19:25017 /20:36541 /21:38634 /22:64082 /23:54899 /24:316168 /25:84 /26:74 /27:32 /28:28 /29:20 /30:2 /31:0 /32:13 Advertised prefixes smaller than registry allocations ----------------------------------------------------- ASN No of nets Total ann. Description 22773 2478 3292 Cox Communications Inc. 39891 2472 2515 SaudiNet, Saudi Telecom Compa 18566 2113 2211 MegaPath Corporation 6389 1531 2412 BellSouth.net Inc. 30036 1525 1710 Mediacom Communications Corp 6983 1340 1694 EarthLink, Inc. 10620 1315 3429 Telmex Colombia S.A. 34984 1233 1944 TELLCOM ILETISIM HIZMETLERI A 11492 1168 1259 CABLE ONE, INC. 6849 997 1179 JSC "Ukrtelecom" Complete listing at http://thyme.rand.apnic.net/us/data-sXXas-nos Number of /24s announced per /8 block (Global) ---------------------------------------------- 1:1593 2:737 4:19 5:2072 6:27 8:882 12:1786 13:36 14:1626 15:23 16:2 17:68 18:20 20:48 23:1364 24:1739 27:2229 31:1722 32:36 33:2 34:2 35:4 36:230 37:2340 38:1169 39:23 40:74 41:3190 42:371 43:1637 44:41 45:1673 46:2410 47:68 49:1118 50:843 51:3 52:70 54:180 55:3 56:6 57:41 58:1443 59:775 60:560 61:1781 62:1437 63:1919 64:4432 65:2171 66:4075 67:2075 68:1104 69:3289 70:1042 71:463 72:1971 74:2537 75:355 76:421 77:1327 78:1269 79:808 80:1305 81:1364 82:887 83:665 84:786 85:1576 86:459 87:1036 88:559 89:1916 90:165 91:6024 92:848 93:2311 94:2360 95:2277 96:471 97:352 98:948 99:45 100:69 101:912 103:9651 104:2218 105:99 106:392 107:1142 108:631 109:2117 110:1218 111:1620 112:933 113:1244 114:1102 115:1612 116:1466 117:1341 118:1984 119:1539 120:499 121:1101 122:2181 123:2006 124:1557 125:1617 128:666 129:359 130:420 131:1262 132:534 133:171 134:419 135:122 136:350 137:326 138:1688 139:194 140:225 141:464 142:619 143:842 144:588 145:160 146:818 147:591 148:1472 149:461 150:640 151:824 152:591 153:269 154:581 155:893 156:470 157:424 158:344 159:997 160:421 161:720 162:2192 163:510 164:710 165:1116 166:303 167:1010 168:1503 169:606 170:1485 171:261 172:457 173:1633 174:719 175:848 176:1500 177:4036 178:2217 179:1061 180:2046 181:1648 182:1901 183:681 184:790 185:5705 186:3071 187:1991 188:2045 189:1795 190:7656 191:1244 192:8814 193:5712 194:4344 195:3719 196:1656 197:1301 198:5444 199:5544 200:6821 201:3716 202:9333 203:9460 204:4566 205:2691 206:2880 207:2996 208:4022 209:3826 210:3418 211:1747 212:2584 213:2162 214:812 215:74 216:5707 217:1903 218:672 219:340 220:1661 221:849 222:460 223:883 End of report