Routing Table Report 08:00 +10GMT Tue 13 Nov, 2012 Report Website: http://thyme.rand.apnic.net Detailed Analysis: http://thyme.rand.apnic.net/london/ Analysis Summary ---------------- BGP routing table entries examined: 424397 Prefixes after maximum aggregation: 177632 Deaggregation factor: 2.39 Unique aggregates announced to Internet: 211998 Total ASes present in the Internet Routing Table: 39319 Prefixes per ASN: 10.79 Origin-only ASes present in the Internet Routing Table: 33814 Origin ASes announcing only one prefix: 15843 Transit ASes present in the Internet Routing Table: 5505 Transit-only ASes present in the Internet Routing Table: 134 Average AS path length visible in the Internet Routing Table: 3.6 Max AS path length visible: 40 Max AS path prepend of ASN ( 22394) 37 Prefixes from unregistered ASNs in the Routing Table: 1662 Unregistered ASNs in the Routing Table: 395 Number of 32-bit ASNs allocated by the RIRs: 3471 Number of 32-bit ASNs visible in the Routing Table: 0 Prefixes from 32-bit ASNs in the Routing Table: 8392 Special use prefixes present in the Routing Table: 20 Prefixes being announced from unallocated address space: 163 Number of addresses announced to Internet: 2632985344 Equivalent to 156 /8s, 240 /16s and 43 /24s Percentage of available address space announced: 71.1 Percentage of allocated address space announced: 71.1 Percentage of available address space allocated: 100.0 Percentage of address space in use by end-sites: 93.8 Total number of prefixes smaller than registry allocations: 147552 APNIC Region Analysis Summary ----------------------------- Prefixes being announced by APNIC Region ASes: 98848 Total APNIC prefixes after maximum aggregation: 31142 APNIC Deaggregation factor: 3.17 Prefixes being announced from the APNIC address blocks: 100277 Unique aggregates announced from the APNIC address blocks: 42983 APNIC Region origin ASes present in the Internet Routing Table: 4745 APNIC Prefixes per ASN: 21.13 APNIC Region origin ASes announcing only one prefix: 1272 APNIC Region transit ASes present in the Internet Routing Table: 752 Average APNIC Region AS path length visible: 4.1 Max APNIC Region AS path length visible: 18 Number of APNIC region 32-bit ASNs visible in the Routing Table: 0 Number of APNIC addresses announced to Internet: 711574528 Equivalent to 42 /8s, 105 /16s and 196 /24s Percentage of available APNIC address space announced: 83.2 APNIC AS Blocks 4608-4864, 7467-7722, 9216-10239, 17408-18431 (pre-ERX allocations) 23552-24575, 37888-38911, 45056-46079, 55296-56319, 58368-59391, 131072-133119 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: 153759 Total ARIN prefixes after maximum aggregation: 77896 ARIN Deaggregation factor: 1.97 Prefixes being announced from the ARIN address blocks: 154563 Unique aggregates announced from the ARIN address blocks: 69836 ARIN Region origin ASes present in the Internet Routing Table: 15222 ARIN Prefixes per ASN: 10.15 ARIN Region origin ASes announcing only one prefix: 5765 ARIN Region transit ASes present in the Internet Routing Table: 1530 Average ARIN Region AS path length visible: 3.3 Max ARIN Region AS path length visible: 40 Number of ARIN region 32-bit ASNs visible in the Routing Table: 0 Number of ARIN addresses announced to Internet: 1087694592 Equivalent to 64 /8s, 212 /16s and 231 /24s Percentage of available ARIN address space announced: 57.5 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, 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: 109339 Total RIPE prefixes after maximum aggregation: 57694 RIPE Deaggregation factor: 1.90 Prefixes being announced from the RIPE address blocks: 112144 Unique aggregates announced from the RIPE address blocks: 72589 RIPE Region origin ASes present in the Internet Routing Table: 16929 RIPE Prefixes per ASN: 6.62 RIPE Region origin ASes announcing only one prefix: 8144 RIPE Region transit ASes present in the Internet Routing Table: 2716 Average RIPE Region AS path length visible: 3.5 Max RIPE Region AS path length visible: 33 Number of RIPE region 32-bit ASNs visible in the Routing Table: 0 Number of RIPE addresses announced to Internet: 648720896 Equivalent to 38 /8s, 170 /16s and 178 /24s Percentage of available RIPE address space announced: 94.3 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, 196608-199679 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: 43707 Total LACNIC prefixes after maximum aggregation: 8580 LACNIC Deaggregation factor: 5.09 Prefixes being announced from the LACNIC address blocks: 47137 Unique aggregates announced from the LACNIC address blocks: 22833 LACNIC Region origin ASes present in the Internet Routing Table: 1694 LACNIC Prefixes per ASN: 27.83 LACNIC Region origin ASes announcing only one prefix: 492 LACNIC Region transit ASes present in the Internet Routing Table: 315 Average LACNIC Region AS path length visible: 4.0 Max LACNIC Region AS path length visible: 19 Number of LACNIC region 32-bit ASNs visible in the Routing Table: 0 Number of LACNIC addresses announced to Internet: 119327232 Equivalent to 7 /8s, 28 /16s and 202 /24s Percentage of available LACNIC address space announced: 71.1 LACNIC AS Blocks 26592-26623, 27648-28671, 52224-53247, 262144-263167 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: 9612 Total AfriNIC prefixes after maximum aggregation: 2267 AfriNIC Deaggregation factor: 4.24 Prefixes being announced from the AfriNIC address blocks: 10112 Unique aggregates announced from the AfriNIC address blocks: 3617 AfriNIC Region origin ASes present in the Internet Routing Table: 563 AfriNIC Prefixes per ASN: 17.96 AfriNIC Region origin ASes announcing only one prefix: 170 AfriNIC Region transit ASes present in the Internet Routing Table: 122 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: 0 Number of AfriNIC addresses announced to Internet: 43088128 Equivalent to 2 /8s, 145 /16s and 121 /24s Percentage of available AfriNIC address space announced: 42.8 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 2420 826 46 PT Telekomunikasi Indonesia 4766 2101 11550 602 Korea Telecom (KIX) 7545 1795 301 88 TPG Internet Pty Ltd 4755 1596 375 159 TATA Communications formerly 9829 1411 1155 42 National Internet Backbone 9583 1180 88 513 Sify Limited 7552 1101 1062 11 Vietel Corporation 24560 1039 385 165 Bharti Airtel Ltd., Telemedia 9498 1021 310 74 BHARTI Airtel Ltd. 18101 1016 135 170 Reliance Infocom Ltd Internet 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 7029 3203 991 190 Windstream Communications Inc 6389 3160 3721 157 BellSouth.net Inc. 18566 2072 381 182 Covad Communications Co. 22773 1970 2931 128 Cox Communications Inc. 1785 1931 678 127 PaeTec Communications, Inc. 20115 1667 1600 626 Charter Communications 4323 1587 1169 392 tw telecom holdings, inc. 30036 1375 282 745 Mediacom Communications Corp 7018 1277 10292 854 AT&T Services, Inc. 7011 1222 334 692 Frontier Communications of Am 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 1695 544 16 Corbina telecom 12479 853 777 63 France Telecom Espana SA 34984 833 208 204 BILISIM TELEKOM 31148 731 37 9 FreeNet ISP 13188 723 93 139 Ukraine 6830 713 2313 436 UPC Broadband 20940 705 230 551 Akamai Technologies European 8551 616 364 61 Bezeq International 58113 602 67 365 LIR DATACENTER TELECOM SRL 9116 541 326 32 Goldenlines main autonomous s 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 10620 2252 384 208 Types of queries are: POCs, o 28573 2178 1283 64 Types of queries are: POCs, o 7303 1669 1139 202 Telecom Argentina S.A. 6503 1530 435 69 Axtel, S.A.B. de C.V. 8151 1456 3041 348 Uninet S.A. de C.V. 27947 725 78 88 Telconet S.A 3816 655 309 68 Types of queries are: POCs, o 11172 588 101 65 Alestra, S. de R.L. de C.V. 18881 585 716 18 Global Village Telecom 7738 580 1178 33 Telecomunicacoes da Bahia 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 903 275 36 LINKdotNET AS number 36998 772 48 3 MOBITEL 6713 516 650 19 Itissalat Al-MAGHRIB 8452 515 958 13 TEDATA 24835 289 80 8 RAYA Telecom - Egypt 3741 267 906 225 The Internet Solution 12258 194 28 66 Vodacom Internet Company 15706 191 32 6 Sudatel Internet Exchange Aut 29975 191 667 21 Vodacom 15399 179 29 5 Wananchi Online Limited 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 7029 3203 991 190 Windstream Communications Inc 6389 3160 3721 157 BellSouth.net Inc. 17974 2420 826 46 PT Telekomunikasi Indonesia 10620 2252 384 208 Types of queries are: POCs, o 28573 2178 1283 64 Types of queries are: POCs, o 4766 2101 11550 602 Korea Telecom (KIX) 18566 2072 381 182 Covad Communications Co. 22773 1970 2931 128 Cox Communications Inc. 1785 1931 678 127 PaeTec Communications, Inc. 7545 1795 301 88 TPG Internet Pty Ltd 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 3160 3003 BellSouth.net Inc. 17974 2420 2374 PT Telekomunikasi Indonesia 28573 2178 2114 Types of queries are: POCs, o 10620 2252 2044 Types of queries are: POCs, o 18566 2072 1890 Covad Communications Co. 22773 1970 1842 Cox Communications Inc. 1785 1931 1804 PaeTec Communications, Inc. 7545 1795 1707 TPG Internet Pty Ltd 8402 1695 1679 Corbina telecom 4766 2101 1499 Korea Telecom (KIX) Complete listing at http://thyme.rand.apnic.net/london/data-CIDRnet List of Unregistered Origin ASNs (Global) ----------------------------------------- Bad AS Designation Network Transit AS Description 59505 UNALLOCATED 5.2.65.0/24 50673 Serverius AS 59505 UNALLOCATED 5.2.66.0/24 50673 Serverius AS 59530 UNALLOCATED 5.8.182.0/24 31261 GARS Telecom 61408 UNALLOCATED 5.56.0.0/21 174 Cogent Communication 59414 UNALLOCATED 5.102.144.0/21 15576 NTS workspace AG 59395 UNALLOCATED 5.133.16.0/21 8468 ENTANET Internationa 59407 UNALLOCATED 5.134.16.0/21 51167 Giga-Hosting GmbH 59521 UNALLOCATED 5.134.192.0/21 29518 Bredband2 AB 59441 UNALLOCATED 5.144.128.0/21 50810 Mobin Net Communicat 59581 UNALLOCATED 5.149.8.0/21 25577 C4L main AS 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 Internet Assigned Numbers Aut 128.0.24.0/21 41794 Sibirskie Seti Ltd. 128.0.64.0/22 49466 Declic Telecom SAS 128.0.68.0/22 49466 Declic Telecom SAS 128.0.72.0/21 23456 32-bit ASN transition 128.0.80.0/20 52041 Timer LTD 128.0.104.0/23 51848 FOP Gabidullina Ludmila Nikol 128.0.106.0/24 23456 32-bit ASN transition 128.0.128.0/20 29285 AMT closed joint-stock compan 128.0.144.0/22 59675 >>UNKNOWN<< Complete listing at http://thyme.rand.apnic.net/london/data-dsua Advertised Unallocated Addresses -------------------------------- Network Origin AS Description 14.192.0.0/22 45464 Room 201, TGU Bldg 14.192.4.0/22 45464 Room 201, TGU Bldg 14.192.8.0/22 45464 Room 201, TGU Bldg 14.192.12.0/22 45464 Room 201, TGU Bldg 14.192.16.0/22 45464 Room 201, TGU Bldg 14.192.20.0/22 45464 Room 201, TGU Bldg 14.192.24.0/22 45464 Room 201, TGU Bldg 14.192.28.0/22 45464 Room 201, TGU Bldg 27.112.114.0/24 23884 Proimage Engineering and Comm 41.220.80.0/24 38925 G.I.T. TELECOM LIMITED 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 /8:19 /9:13 /10:30 /11:88 /12:243 /13:478 /14:854 /15:1561 /16:12398 /17:6564 /18:10809 /19:21291 /20:30627 /21:32605 /22:42851 /23:40085 /24:223297 /25:9 /26:13 /27:10 /28:142 /29:183 /30:90 /31:0 /32:137 Advertised prefixes smaller than registry allocations ----------------------------------------------------- ASN No of nets Total ann. Description 7029 2643 3203 Windstream Communications Inc 18566 2022 2072 Covad Communications Co. 6389 1781 3160 BellSouth.net Inc. 8402 1403 1695 Corbina telecom 22773 1298 1970 Cox Communications Inc. 30036 1290 1375 Mediacom Communications Corp 11492 1147 1182 CABLE ONE, INC. 6503 1050 1530 Axtel, S.A.B. de C.V. 1785 1018 1931 PaeTec Communications, Inc. 7011 957 1222 Frontier Communications of Am Complete listing at http://thyme.rand.apnic.net/london/data-sXXas-nos Number of /24s announced per /8 block (Global) ---------------------------------------------- 1:608 2:747 3:1 4:13 5:652 6:3 8:482 12:1954 13:3 14:673 15:11 16:3 17:6 20:27 23:210 24:1809 27:1396 31:1054 32:49 33:2 34:2 36:7 37:930 38:832 39:2 40:138 41:2697 42:178 44:3 46:1641 47:2 49:505 50:604 52:12 54:27 55:2 56:1 57:30 58:979 59:537 60:231 61:1282 62:963 63:2013 64:4293 65:2197 66:4501 67:2102 68:1156 69:3217 70:933 71:553 72:1890 74:2617 75:479 76:285 77:978 78:1004 79:511 80:1239 81:983 82:631 83:544 84:520 85:1150 86:513 87:949 88:350 89:1746 90:305 91:5310 92:573 93:1432 94:1791 95:1383 96:411 97:325 98:971 99:36 100:30 101:289 103:1764 105:518 106:121 107:203 108:460 109:1629 110:819 111:976 112:431 113:720 114:670 115:869 116:855 117:744 118:963 119:1198 120:356 121:681 122:1663 123:1164 124:1296 125:1287 128:538 129:188 130:278 131:654 132:309 133:142 134:243 135:61 136:216 137:234 138:339 139:172 140:476 141:291 142:477 143:374 144:488 145:83 146:518 147:254 148:719 149:326 150:151 151:210 152:449 153:183 154:20 155:431 156:225 157:324 158:284 159:588 160:337 161:388 162:368 163:179 164:577 165:443 166:488 167:563 168:974 169:128 170:922 171:156 172:7 173:1700 174:639 175:464 176:719 177:1427 178:1627 180:1382 181:169 182:1097 183:300 184:619 185:61 186:2075 187:1397 188:1745 189:1623 190:5867 192:6002 193:5412 194:4136 195:3468 196:1233 197:249 198:3869 199:5061 200:5933 201:1972 202:8522 203:8602 204:4351 205:2522 206:2671 207:2734 208:4054 209:3603 210:2744 211:1514 212:2157 213:1849 214:850 215:75 216:5169 217:1574 218:565 219:294 220:1252 221:531 222:337 223:401 End of report