Routing Table Report 0800 +10GMT Fri 24 Jan, 2014 Report Website: http://thyme.rand.apnic.net Detailed Analysis: http://thyme.rand.apnic.net/london/ Analysis Summary ---------------- BGP routing table entries examined: 473850 Prefixes after maximum aggregation: 189471 Deaggregation factor: 2.50 Unique aggregates announced to Internet: 236975 Total ASes present in the Internet Routing Table: 45864 Prefixes per ASN: 10.33 Origin-only ASes present in the Internet Routing Table: 35546 Origin ASes announcing only one prefix: 16302 Transit ASes present in the Internet Routing Table: 5870 Transit-only ASes present in the Internet Routing Table: 150 Average AS path length visible in the Internet Routing Table: 3.6 Max AS path length visible: 28 Max AS path prepend of ASN ( 59482) 25 Prefixes from unregistered ASNs in the Routing Table: 2697 Unregistered ASNs in the Routing Table: 641 Number of 32-bit ASNs allocated by the RIRs: 5769 Number of 32-bit ASNs visible in the Routing Table: 4448 Prefixes from 32-bit ASNs in the Routing Table: 14016 Number of bogon 32-bit ASNs visible in the Routing Table: 2 Special use prefixes present in the Routing Table: 10 Prefixes being announced from unallocated address space: 2015 Number of addresses announced to Internet: 2681808384 Equivalent to 159 /8s, 217 /16s and 38 /24s Percentage of available address space announced: 72.4 Percentage of allocated address space announced: 72.4 Percentage of available address space allocated: 100.0 Percentage of address space in use by end-sites: 95.5 Total number of prefixes smaller than registry allocations: 164730 APNIC Region Analysis Summary ----------------------------- Prefixes being announced by APNIC Region ASes: 109611 Total APNIC prefixes after maximum aggregation: 33638 APNIC Deaggregation factor: 3.26 Prefixes being announced from the APNIC address blocks: 112748 Unique aggregates announced from the APNIC address blocks: 48647 APNIC Region origin ASes present in the Internet Routing Table: 4850 APNIC Prefixes per ASN: 23.25 APNIC Region origin ASes announcing only one prefix: 1234 APNIC Region transit ASes present in the Internet Routing Table: 814 Average APNIC Region AS path length visible: 3.8 Max APNIC Region AS path length visible: 28 Number of APNIC region 32-bit ASNs visible in the Routing Table: 817 Number of APNIC addresses announced to Internet: 728706816 Equivalent to 43 /8s, 111 /16s and 47 /24s Percentage of available APNIC address space announced: 85.2 APNIC AS Blocks 4608-4864, 7467-7722, 9216-10239, 17408-18431 (pre-ERX allocations) 23552-24575, 37888-38911, 45056-46079, 55296-56319, 58368-59391, 63488-63999, 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: 162361 Total ARIN prefixes after maximum aggregation: 81652 ARIN Deaggregation factor: 1.99 Prefixes being announced from the ARIN address blocks: 162838 Unique aggregates announced from the ARIN address blocks: 75660 ARIN Region origin ASes present in the Internet Routing Table: 15883 ARIN Prefixes per ASN: 10.25 ARIN Region origin ASes announcing only one prefix: 5967 ARIN Region transit ASes present in the Internet Routing Table: 1608 Average ARIN Region AS path length visible: 3.3 Max ARIN Region AS path length visible: 16 Number of ARIN region 32-bit ASNs visible in the Routing Table: 57 Number of ARIN addresses announced to Internet: 1069588480 Equivalent to 63 /8s, 192 /16s and 160 /24s Percentage of available ARIN address space announced: 56.6 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: 120924 Total RIPE prefixes after maximum aggregation: 61459 RIPE Deaggregation factor: 1.97 Prefixes being announced from the RIPE address blocks: 124654 Unique aggregates announced from the RIPE address blocks: 79538 RIPE Region origin ASes present in the Internet Routing Table: 17605 RIPE Prefixes per ASN: 7.08 RIPE Region origin ASes announcing only one prefix: 8341 RIPE Region transit ASes present in the Internet Routing Table: 2831 Average RIPE Region AS path length visible: 3.6 Max RIPE Region AS path length visible: 27 Number of RIPE region 32-bit ASNs visible in the Routing Table: 2588 Number of RIPE addresses announced to Internet: 656164608 Equivalent to 39 /8s, 28 /16s and 71 /24s Percentage of available RIPE address space announced: 95.4 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, 196608-200191 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: 53303 Total LACNIC prefixes after maximum aggregation: 9804 LACNIC Deaggregation factor: 5.44 Prefixes being announced from the LACNIC address blocks: 58810 Unique aggregates announced from the LACNIC address blocks: 27487 LACNIC Region origin ASes present in the Internet Routing Table: 2050 LACNIC Prefixes per ASN: 28.69 LACNIC Region origin ASes announcing only one prefix: 560 LACNIC Region transit ASes present in the Internet Routing Table: 389 Average LACNIC Region AS path length visible: 4.1 Max LACNIC Region AS path length visible: 20 Number of LACNIC region 32-bit ASNs visible in the Routing Table: 977 Number of LACNIC addresses announced to Internet: 148565504 Equivalent to 8 /8s, 218 /16s and 238 /24s Percentage of available LACNIC address space announced: 88.6 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: 12067 Total AfriNIC prefixes after maximum aggregation: 2601 AfriNIC Deaggregation factor: 4.64 Prefixes being announced from the AfriNIC address blocks: 12784 Unique aggregates announced from the AfriNIC address blocks: 4095 AfriNIC Region origin ASes present in the Internet Routing Table: 696 AfriNIC Prefixes per ASN: 18.37 AfriNIC Region origin ASes announcing only one prefix: 200 AfriNIC Region transit ASes present in the Internet Routing Table: 146 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: 9 Number of AfriNIC addresses announced to Internet: 49679360 Equivalent to 2 /8s, 246 /16s and 12 /24s Percentage of available AfriNIC address space announced: 49.4 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 2737 902 88 PT Telekomunikasi Indonesia 4766 2151 11550 652 Korea Telecom 7545 2128 320 116 TPG Telecom Limited 4755 1827 401 188 TATA Communications formerly 9829 1589 1282 44 National Internet Backbone 9583 1294 101 530 Sify Limited 7552 1234 1080 13 Viettel Corporation 9498 1214 309 69 BHARTI Airtel Ltd. 24560 1093 382 167 Bharti Airtel Ltd., Telemedia 4808 1083 2017 317 CNCGROUP IP network China169 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 6389 3028 3688 53 BellSouth.net Inc. 22773 2328 2940 140 Cox Communications Inc. 1785 2153 689 131 PaeTec Communications, Inc. 18566 2045 379 177 MegaPath Corporation 20115 1684 1668 586 Charter Communications 4323 1641 1105 410 tw telecom holdings, inc. 701 1501 11174 770 MCI Communications Services, 30036 1376 297 570 Mediacom Communications Corp 7018 1308 18022 854 AT&T Services, Inc. 6983 1294 756 581 ITC^Deltacom 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 8402 1788 544 16 OJSC "Vimpelcom" 34984 1388 244 226 TELLCOM ILETISIM HIZMETLERI A 20940 1225 463 920 Akamai International B.V. 13188 1041 100 19 TOV "Bank-Inform" 31148 1013 45 21 Freenet Ltd. 6849 873 363 38 JSC "Ukrtelecom" 8551 850 370 38 Bezeq International-Ltd 6830 773 2327 426 Liberty Global Operations B.V 12479 697 797 55 France Telecom Espana SA 9116 553 326 35 012 Smile Communications Ltd. 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 3315 1862 78 NET Serviços de Comunicação S 10620 2680 434 237 Telmex Colombia S.A. 18881 1824 909 21 Global Village Telecom 7303 1731 1164 221 Telecom Argentina S.A. 8151 1365 2881 421 Uninet S.A. de C.V. 11830 869 364 15 Instituto Costarricense de El 7738 847 1626 39 Telemar Norte Leste S.A. 6503 837 434 62 Axtel, S.A.B. de C.V. 27947 835 94 90 Telconet S.A 6147 774 373 27 Telefonica del Peru S.A.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 36998 1805 112 5 Sudanese Mobile Telephone (ZA 24863 909 380 28 Link Egypt (Link.NET) 6713 600 653 27 Office National des Postes et 8452 472 956 9 TE-AS 24835 298 144 9 Vodafone Data 3741 246 921 208 Internet Solutions 29571 242 21 14 Cote d'Ivoire Telecom 36992 241 783 24 ETISALAT MISR 15706 219 32 6 Sudatel (Sudan Telecom Co. Lt 37054 213 11 5 Data Telecom Service 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 3315 1862 78 NET Serviços de Comunicação S 6389 3028 3688 53 BellSouth.net Inc. 17974 2737 902 88 PT Telekomunikasi Indonesia 10620 2680 434 237 Telmex Colombia S.A. 22773 2328 2940 140 Cox Communications Inc. 1785 2153 689 131 PaeTec Communications, Inc. 4766 2151 11550 652 Korea Telecom 7545 2128 320 116 TPG Telecom Limited 18566 2045 379 177 MegaPath Corporation 4755 1827 401 188 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 3028 2975 BellSouth.net Inc. 17974 2737 2649 PT Telekomunikasi Indonesia 10620 2680 2443 Telmex Colombia S.A. 22773 2328 2188 Cox Communications Inc. 1785 2153 2022 PaeTec Communications, Inc. 7545 2128 2012 TPG Telecom Limited 18566 2045 1868 MegaPath Corporation 18881 1824 1803 Global Village Telecom 36998 1805 1800 Sudanese Mobile Telephone (ZA 8402 1788 1772 OJSC "Vimpelcom" 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 14728 UNALLOCATED 8.8.192.0/23 3356 Level 3 Communicatio 14728 UNALLOCATED 8.8.196.0/22 3356 Level 3 Communicatio 14728 UNALLOCATED 8.8.200.0/23 3356 Level 3 Communicatio 14728 UNALLOCATED 8.8.202.0/23 3356 Level 3 Communicatio 53506 UNALLOCATED 8.17.102.0/23 3356 Level 3 Communicatio 62828 UNALLOCATED 8.21.130.0/24 3356 Level 3 Communicatio 62850 UNALLOCATED 8.25.147.0/24 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 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 23.90.128.0/18 27418 OUTOFWALL INC. 23.91.0.0/19 40676 Psychz Networks 23.91.14.0/24 40676 Psychz Networks 23.91.32.0/19 36315 Servpac Inc. 23.91.80.0/20 21560 Netstream Communications, LLC 23.91.96.0/20 40676 Psychz Networks 23.91.111.0/24 49544 i3d B.V. 23.91.112.0/21 32475 SingleHop 23.91.120.0/21 36351 SoftLayer Technologies Inc. 23.91.128.0/19 5645 TekSavvy Solutions, Inc. 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 /9:11 /10:31 /11:92 /12:254 /13:472 /14:946 /15:1645 /16:12818 /17:6819 /18:11375 /19:23544 /20:33228 /21:35816 /22:50392 /23:44010 /24:251701 /25:8 /26:12 /27:12 /28:126 /29:220 /30:164 /31:0 /32:137 Advertised prefixes smaller than registry allocations ----------------------------------------------------- ASN No of nets Total ann. Description 18566 2000 2045 MegaPath Corporation 36998 1771 1805 Sudanese Mobile Telephone (ZA 6389 1698 3028 BellSouth.net Inc. 22773 1570 2328 Cox Communications Inc. 8402 1484 1788 OJSC "Vimpelcom" 30036 1216 1376 Mediacom Communications Corp 1785 1161 2153 PaeTec Communications, Inc. 11492 1155 1192 CABLE ONE, INC. 6983 1035 1294 ITC^Deltacom 22561 976 1257 CenturyTel Internet Holdings, Complete listing at http://thyme.rand.apnic.net/london/data-sXXas-nos Number of /24s announced per /8 block (Global) ---------------------------------------------- 1:935 2:856 3:3 4:15 5:889 6:21 8:636 12:1869 13:3 14:892 15:9 16:3 17:22 18:19 20:36 23:664 24:1748 27:1724 31:1536 32:39 33:2 34:5 36:114 37:1918 38:912 39:3 40:188 41:3368 42:241 44:14 46:2123 47:13 49:663 50:863 52:12 54:44 55:4 57:29 58:1061 59:590 60:368 61:1472 62:1197 63:1923 64:4382 65:2315 66:4138 67:2033 68:1077 69:3267 70:915 71:504 72:2034 74:2625 75:315 76:307 77:1146 78:1022 79:688 80:1312 81:1081 82:690 83:741 84:653 85:1239 86:426 87:1028 88:506 89:1622 90:146 91:5711 92:662 93:1632 94:2078 95:1474 96:506 97:349 98:1066 99:41 100:32 101:467 103:3993 105:534 106:142 107:408 108:530 109:2054 110:971 111:1208 112:590 113:804 114:754 115:1040 116:1005 117:806 118:1241 119:1281 120:316 121:759 122:1815 123:1261 124:1364 125:1449 128:582 129:232 130:342 131:655 132:348 133:159 134:302 135:72 136:279 137:313 138:351 139:140 140:173 141:343 142:537 143:404 144:498 145:95 146:547 147:411 148:741 149:354 150:150 151:476 152:414 153:208 154:72 155:516 156:314 157:371 158:293 159:742 160:360 161:458 162:1033 163:198 164:666 165:586 166:272 167:638 168:1037 169:120 170:1171 171:191 172:12 173:1621 174:688 175:545 176:1393 177:2679 178:1977 179:390 180:1603 181:947 182:1408 183:495 184:641 185:1202 186:2763 187:1446 188:2018 189:1267 190:7317 191:25 192:6963 193:5430 194:4021 195:3399 196:1361 197:1140 198:4789 199:5473 200:6029 201:2503 202:8848 203:8832 204:4435 205:2627 206:2825 207:2746 208:3918 209:3672 210:2970 211:1594 212:2221 213:1960 214:877 215:83 216:5434 217:1685 218:600 219:314 220:1264 221:593 222:331 223:562 End of report