Routing Table Report 08:00 +10GMT Sun 24 Aug, 2014 Report Website: http://thyme.rand.apnic.net Detailed Analysis: http://thyme.rand.apnic.net/london/ Analysis Summary ---------------- BGP routing table entries examined: 502062 Prefixes after maximum aggregation: 195842 Deaggregation factor: 2.56 Unique aggregates announced to Internet: 249719 Total ASes present in the Internet Routing Table: 47420 Prefixes per ASN: 10.59 Origin-only ASes present in the Internet Routing Table: 36089 Origin ASes announcing only one prefix: 16408 Transit ASes present in the Internet Routing Table: 6008 Transit-only ASes present in the Internet Routing Table: 151 Average AS path length visible in the Internet Routing Table: 3.6 Max AS path length visible: 42 Max AS path prepend of ASN ( 62159) 40 Prefixes from unregistered ASNs in the Routing Table: 1806 Unregistered ASNs in the Routing Table: 463 Number of 32-bit ASNs allocated by the RIRs: 7264 Number of 32-bit ASNs visible in the Routing Table: 5323 Prefixes from 32-bit ASNs in the Routing Table: 19217 Number of bogon 32-bit ASNs visible in the Routing Table: 612 Special use prefixes present in the Routing Table: 10 Prefixes being announced from unallocated address space: 383 Number of addresses announced to Internet: 2725623552 Equivalent to 162 /8s, 117 /16s and 183 /24s Percentage of available address space announced: 73.6 Percentage of allocated address space announced: 73.6 Percentage of available address space allocated: 100.0 Percentage of address space in use by end-sites: 96.8 Total number of prefixes smaller than registry allocations: 172217 APNIC Region Analysis Summary ----------------------------- Prefixes being announced by APNIC Region ASes: 118949 Total APNIC prefixes after maximum aggregation: 35274 APNIC Deaggregation factor: 3.37 Prefixes being announced from the APNIC address blocks: 123215 Unique aggregates announced from the APNIC address blocks: 52147 APNIC Region origin ASes present in the Internet Routing Table: 4936 APNIC Prefixes per ASN: 24.96 APNIC Region origin ASes announcing only one prefix: 1243 APNIC Region transit ASes present in the Internet Routing Table: 828 Average APNIC Region AS path length visible: 3.9 Max APNIC Region AS path length visible: 33 Number of APNIC region 32-bit ASNs visible in the Routing Table: 1061 Number of APNIC addresses announced to Internet: 735316480 Equivalent to 43 /8s, 212 /16s and 10 /24s Percentage of available APNIC address space announced: 85.9 APNIC AS Blocks 4608-4864, 7467-7722, 9216-10239, 17408-18431 (pre-ERX allocations) 23552-24575, 37888-38911, 45056-46079, 55296-56319, 58368-59391, 63488-63999, 131072-133631 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: 167999 Total ARIN prefixes after maximum aggregation: 84336 ARIN Deaggregation factor: 1.99 Prefixes being announced from the ARIN address blocks: 170029 Unique aggregates announced from the ARIN address blocks: 80500 ARIN Region origin ASes present in the Internet Routing Table: 16317 ARIN Prefixes per ASN: 10.42 ARIN Region origin ASes announcing only one prefix: 6115 ARIN Region transit ASes present in the Internet Routing Table: 1639 Average ARIN Region AS path length visible: 3.3 Max ARIN Region AS path length visible: 22 Number of ARIN region 32-bit ASNs visible in the Routing Table: 175 Number of ARIN addresses announced to Internet: 1082261504 Equivalent to 64 /8s, 130 /16s and 0 /24s Percentage of available ARIN address space announced: 57.3 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, 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: 124678 Total RIPE prefixes after maximum aggregation: 63121 RIPE Deaggregation factor: 1.98 Prefixes being announced from the RIPE address blocks: 129653 Unique aggregates announced from the RIPE address blocks: 82094 RIPE Region origin ASes present in the Internet Routing Table: 17704 RIPE Prefixes per ASN: 7.32 RIPE Region origin ASes announcing only one prefix: 8234 RIPE Region transit ASes present in the Internet Routing Table: 2865 Average RIPE Region AS path length visible: 3.5 Max RIPE Region AS path length visible: 42 Number of RIPE region 32-bit ASNs visible in the Routing Table: 2744 Number of RIPE addresses announced to Internet: 658727680 Equivalent to 39 /8s, 67 /16s and 99 /24s Percentage of available RIPE address space announced: 95.8 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: 59141 Total LACNIC prefixes after maximum aggregation: 10329 LACNIC Deaggregation factor: 5.73 Prefixes being announced from the LACNIC address blocks: 66957 Unique aggregates announced from the LACNIC address blocks: 30026 LACNIC Region origin ASes present in the Internet Routing Table: 2233 LACNIC Prefixes per ASN: 29.99 LACNIC Region origin ASes announcing only one prefix: 601 LACNIC Region transit ASes present in the Internet Routing Table: 445 Average LACNIC Region AS path length visible: 4.2 Max LACNIC Region AS path length visible: 19 Number of LACNIC region 32-bit ASNs visible in the Routing Table: 1295 Number of LACNIC addresses announced to Internet: 168310528 Equivalent to 10 /8s, 8 /16s and 55 /24s Percentage of available LACNIC address space announced: 100.3 LACNIC AS Blocks 26592-26623, 27648-28671, 52224-53247, 61440-61951, 262144-263679 plus 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: 11045 Total AfriNIC prefixes after maximum aggregation: 2746 AfriNIC Deaggregation factor: 4.02 Prefixes being announced from the AfriNIC address blocks: 11824 Unique aggregates announced from the AfriNIC address blocks: 4613 AfriNIC Region origin ASes present in the Internet Routing Table: 732 AfriNIC Prefixes per ASN: 16.15 AfriNIC Region origin ASes announcing only one prefix: 215 AfriNIC Region transit ASes present in the Internet Routing Table: 158 Average AfriNIC Region AS path length visible: 3.4 Max AfriNIC Region AS path length visible: 24 Number of AfriNIC region 32-bit ASNs visible in the Routing Table: 48 Number of AfriNIC addresses announced to Internet: 58416896 Equivalent to 3 /8s, 123 /16s and 95 /24s Percentage of available AfriNIC address space announced: 58.0 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 2816 901 75 PT Telekomunikasi Indonesia 4766 2223 11581 624 Korea Telecom 7545 2193 336 118 TPG Telecom Limited 4755 1907 418 199 TATA Communications formerly 9829 1649 1307 32 National Internet Backbone 9583 1337 107 550 Sify Limited 9498 1302 317 93 BHARTI Airtel Ltd. 7552 1238 1098 14 Viettel Corporation 24560 1170 406 191 Bharti Airtel Ltd., Telemedia 9808 1142 6639 15 Guangdong Mobile Communicatio Complete listing at http://thyme.rand.apnic.net/london/data-ASnet-APNIC ARIN Region per AS prefix count summary --------------------------------------- ASN No of nets /20 equiv MaxAgg Description 22773 2930 2940 143 Cox Communications Inc. 6389 2898 3688 51 BellSouth.net Inc. 18566 2042 379 177 MegaPath Corporation 20115 1764 1749 537 Charter Communications 4323 1630 1089 410 tw telecom holdings, inc. 30036 1543 322 549 Mediacom Communications Corp 6983 1442 801 313 ITC^Deltacom 701 1441 11243 726 MCI Communications Services, 22561 1304 407 235 CenturyTel Internet Holdings, 7029 1255 1957 303 Windstream Communications Inc Complete listing at http://thyme.rand.apnic.net/london/data-ASnet-ARIN RIPE Region per AS prefix count summary --------------------------------------- ASN No of nets /20 equiv MaxAgg Description 34984 1735 298 281 TELLCOM ILETISIM HIZMETLERI A 20940 1470 575 1077 Akamai International B.V. 8402 1238 544 15 OJSC "Vimpelcom" 13188 1050 97 48 TOV "Bank-Inform" 31148 1042 45 20 Freenet Ltd. 8551 885 371 42 Bezeq International-Ltd 6849 802 356 27 JSC "Ukrtelecom" 12479 776 798 58 France Telecom Espana SA 6830 772 2334 427 Liberty Global Operations B.V 9198 632 346 28 JSC Kazakhtelecom Complete listing at http://thyme.rand.apnic.net/london/data-ASnet-RIPE LACNIC Region per AS prefix count summary ----------------------------------------- ASN No of nets /20 equiv MaxAgg Description 28573 3482 2046 107 NET Serviços de Comunicação S 10620 2960 480 214 Telmex Colombia S.A. 18881 2083 1036 22 Global Village Telecom 7303 1766 1180 232 Telecom Argentina S.A. 6147 1741 374 30 Telefonica del Peru S.A.A. 8151 1453 2991 432 Uninet S.A. de C.V. 6503 1074 434 61 Axtel, S.A.B. de C.V. 7738 976 1882 41 Telemar Norte Leste S.A. 26615 898 2325 35 Tim Celular S.A. 27947 897 130 53 Telconet S.A Complete listing at http://thyme.rand.apnic.net/london/data-ASnet-LACNIC AfriNIC Region per AS prefix count summary ------------------------------------------ ASN No of nets /20 equiv MaxAgg Description 24863 925 280 26 Link Egypt (Link.NET) 6713 669 744 37 Office National des Postes et 8452 599 958 13 TE-AS 36992 312 784 26 ETISALAT MISR 24835 307 144 9 Vodafone Data 37054 280 19 6 Data Telecom Service 3741 249 920 212 Internet Solutions 29571 237 22 17 Cote d'Ivoire Telecom 15706 186 17 6 Sudatel (Sudan Telecom Co. Lt 12258 174 26 71 MWEB CONNECT (PROPRIETARY) LI Complete listing at http://thyme.rand.apnic.net/london/data-ASnet-AFRINIC Global Per AS prefix count summary ---------------------------------- ASN No of nets /20 equiv MaxAgg Description 28573 3482 2046 107 NET Serviços de Comunicação S 10620 2960 480 214 Telmex Colombia S.A. 22773 2930 2940 143 Cox Communications Inc. 6389 2898 3688 51 BellSouth.net Inc. 17974 2816 901 75 PT Telekomunikasi Indonesia 4766 2223 11581 624 Korea Telecom 7545 2193 336 118 TPG Telecom Limited 18881 2083 1036 22 Global Village Telecom 18566 2042 379 177 MegaPath Corporation 4755 1907 418 199 TATA Communications formerly Complete listing at http://thyme.rand.apnic.net/london/data-ASnet Global Per AS Maximum Aggr summary ---------------------------------- ASN No of nets Net Savings Description 6389 2898 2847 BellSouth.net Inc. 22773 2930 2787 Cox Communications Inc. 10620 2960 2746 Telmex Colombia S.A. 17974 2816 2741 PT Telekomunikasi Indonesia 7545 2193 2075 TPG Telecom Limited 18881 2083 2061 Global Village Telecom 18566 2042 1865 MegaPath Corporation 6147 1741 1711 Telefonica del Peru S.A.A. 4755 1907 1708 TATA Communications formerly 9829 1649 1617 National Internet Backbone Complete listing at http://thyme.rand.apnic.net/london/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 20260 UNALLOCATED 8.25.160.0/24 3356 Level 3 Communicatio 20260 UNALLOCATED 8.25.161.0/24 3356 Level 3 Communicatio 46473 UNALLOCATED 8.27.122.0/24 3356 Level 3 Communicatio 46473 UNALLOCATED 8.27.124.0/24 3356 Level 3 Communicatio 55020 UNALLOCATED 8.30.123.0/24 3356 Level 3 Communicatio 27205 UNALLOCATED 8.38.16.0/21 6461 Abovenet Communicati 15347 UNALLOCATED 8.224.147.0/24 12064 Cox Communications I 65333 PRIVATE 10.0.0.0/8 0 * Complete listing at http://thyme.rand.apnic.net/london/data-badAS Prefixes from private and non-routed address space (Global) ----------------------------------------------------------- Prefix Origin AS Description 10.0.0.0/8 65333 Reserved 100.64.0.0/10 65333 Reserved 169.254.0.0/16 65333 Reserved 172.16.0.0/12 65333 Reserved 192.0.0.0/24 65333 Reserved 192.0.2.0/24 65333 Reserved 192.168.0.0/16 0 * 198.18.0.0/15 65333 Reserved 198.51.100.0/24 65333 Reserved 203.0.113.0/24 65333 Reserved Complete listing at http://thyme.rand.apnic.net/london/data-dsua Advertised Unallocated Addresses -------------------------------- Network Origin AS Description 24.231.96.0/24 21548 MTO Telecom Inc. 27.100.7.0/24 56096 >>UNKNOWN<< 41.70.16.0/20 37098 globe internet limited 41.70.40.0/21 37098 globe internet limited 41.70.64.0/21 37098 globe internet limited 41.73.1.0/24 37004 >>UNKNOWN<< 41.73.2.0/24 37004 >>UNKNOWN<< 41.73.10.0/24 37004 >>UNKNOWN<< 41.73.11.0/24 37004 >>UNKNOWN<< 41.73.12.0/24 37004 >>UNKNOWN<< Complete listing at http://thyme.rand.apnic.net/london/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 /10:31 /11:90 /12:261 /13:499 /14:985 /15:1711 /16:12988 /17:7045 /18:11617 /19:24532 /20:35034 /21:37228 /22:53738 /23:47226 /24:268312 /25:9 /26:11 /27:15 /28:106 /29:236 /30:236 /31:0 /32:123 Advertised prefixes smaller than registry allocations ----------------------------------------------------- ASN No of nets Total ann. Description 22773 2167 2930 Cox Communications Inc. 18566 1997 2042 MegaPath Corporation 6389 1675 2898 BellSouth.net Inc. 30036 1392 1543 Mediacom Communications Corp 6147 1316 1741 Telefonica del Peru S.A.A. 11492 1155 1206 CABLE ONE, INC. 6983 1149 1442 ITC^Deltacom 34984 1056 1735 TELLCOM ILETISIM HIZMETLERI A 10620 1036 2960 Telmex Colombia S.A. 22561 999 1304 CenturyTel Internet Holdings, Complete listing at http://thyme.rand.apnic.net/london/data-sXXas-nos Number of /24s announced per /8 block (Global) ---------------------------------------------- 1:1336 2:639 3:3 4:16 5:1081 6:21 8:725 12:1861 13:4 14:1036 15:15 16:2 17:40 18:21 20:51 23:889 24:1794 27:1768 31:1475 32:38 33:2 34:5 36:137 37:1850 38:956 39:11 40:210 41:2567 42:266 43:186 44:16 45:57 46:2128 47:25 49:735 50:829 52:12 54:49 55:3 56:4 57:37 58:1154 59:650 60:415 61:1639 62:1243 63:1827 64:4389 65:2307 66:4162 67:2048 68:1045 69:3362 70:902 71:457 72:2091 74:2600 75:337 76:420 77:1613 78:799 79:711 80:1316 81:1204 82:769 83:772 84:765 85:1315 86:427 87:1152 88:466 89:1794 90:136 91:5703 92:766 93:1777 94:2024 95:1599 96:512 97:361 98:1124 99:49 100:65 101:688 103:5392 104:210 105:37 106:179 107:599 108:563 109:2012 110:1016 111:1337 112:689 113:858 114:777 115:1129 116:1083 117:955 118:1517 119:1399 120:407 121:963 122:2084 123:1598 124:1382 125:1563 128:530 129:337 130:349 131:709 132:384 133:162 134:307 135:75 136:294 137:285 138:385 139:168 140:203 141:383 142:547 143:416 144:499 145:116 146:592 147:484 148:923 149:391 150:437 151:592 152:455 153:219 154:327 155:518 156:352 157:328 158:278 159:845 160:328 161:569 162:1688 163:318 164:683 165:637 166:344 167:668 168:1106 169:121 170:1379 171:182 172:62 173:1523 174:711 175:602 176:1441 177:3481 178:2069 179:784 180:1755 181:1567 182:1611 183:548 184:690 185:1972 186:2925 187:1627 188:2186 189:1455 190:7965 191:731 192:7440 193:5489 194:4070 195:3568 196:1421 197:716 198:5077 199:5451 200:6437 201:2857 202:8963 203:8894 204:4474 205:2623 206:2839 207:2821 208:3938 209:3676 210:3075 211:1764 212:2368 213:2139 214:871 215:88 216:5588 217:1682 218:602 219:344 220:1275 221:594 222:353 223:593 End of report