Routing Table Report 08:00 +10GMT Fri 13 Dec, 2013 Report Website: http://thyme.rand.apnic.net Detailed Analysis: http://thyme.rand.apnic.net/london/ Analysis Summary ---------------- BGP routing table entries examined: 469664 Prefixes after maximum aggregation: 188726 Deaggregation factor: 2.49 Unique aggregates announced to Internet: 235403 Total ASes present in the Internet Routing Table: 45557 Prefixes per ASN: 10.31 Origin-only ASes present in the Internet Routing Table: 35444 Origin ASes announcing only one prefix: 16305 Transit ASes present in the Internet Routing Table: 5824 Transit-only ASes present in the Internet Routing Table: 142 Average AS path length visible in the Internet Routing Table: 3.6 Max AS path length visible: 28 Max AS path prepend of ASN ( 20993) 26 Prefixes from unregistered ASNs in the Routing Table: 1049 Unregistered ASNs in the Routing Table: 295 Number of 32-bit ASNs allocated by the RIRs: 5502 Number of 32-bit ASNs visible in the Routing Table: 4289 Prefixes from 32-bit ASNs in the Routing Table: 13564 Number of bogon 32-bit ASNs visible in the Routing Table: 1 Special use prefixes present in the Routing Table: 10 Prefixes being announced from unallocated address space: 1389 Number of addresses announced to Internet: 2678460160 Equivalent to 159 /8s, 166 /16s and 15 /24s Percentage of available address space announced: 72.3 Percentage of allocated address space announced: 72.3 Percentage of available address space allocated: 100.0 Percentage of address space in use by end-sites: 95.3 Total number of prefixes smaller than registry allocations: 163238 APNIC Region Analysis Summary ----------------------------- Prefixes being announced by APNIC Region ASes: 108627 Total APNIC prefixes after maximum aggregation: 33417 APNIC Deaggregation factor: 3.25 Prefixes being announced from the APNIC address blocks: 111670 Unique aggregates announced from the APNIC address blocks: 47830 APNIC Region origin ASes present in the Internet Routing Table: 4839 APNIC Prefixes per ASN: 23.08 APNIC Region origin ASes announcing only one prefix: 1222 APNIC Region transit ASes present in the Internet Routing Table: 826 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: 785 Number of APNIC addresses announced to Internet: 727827968 Equivalent to 43 /8s, 97 /16s and 198 /24s Percentage of available APNIC address space announced: 85.1 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: 161689 Total ARIN prefixes after maximum aggregation: 81453 ARIN Deaggregation factor: 1.99 Prefixes being announced from the ARIN address blocks: 162529 Unique aggregates announced from the ARIN address blocks: 75653 ARIN Region origin ASes present in the Internet Routing Table: 15881 ARIN Prefixes per ASN: 10.23 ARIN Region origin ASes announcing only one prefix: 6005 ARIN Region transit ASes present in the Internet Routing Table: 1598 Average ARIN Region AS path length visible: 3.3 Max ARIN Region AS path length visible: 19 Number of ARIN region 32-bit ASNs visible in the Routing Table: 45 Number of ARIN addresses announced to Internet: 1072976640 Equivalent to 63 /8s, 244 /16s and 83 /24s Percentage of available ARIN address space announced: 56.8 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: 119799 Total RIPE prefixes after maximum aggregation: 61189 RIPE Deaggregation factor: 1.96 Prefixes being announced from the RIPE address blocks: 123618 Unique aggregates announced from the RIPE address blocks: 79192 RIPE Region origin ASes present in the Internet Routing Table: 17548 RIPE Prefixes per ASN: 7.04 RIPE Region origin ASes announcing only one prefix: 8318 RIPE Region transit ASes present in the Internet Routing Table: 2803 Average RIPE Region AS path length visible: 3.6 Max RIPE Region AS path length visible: 28 Number of RIPE region 32-bit ASNs visible in the Routing Table: 2529 Number of RIPE addresses announced to Internet: 655812864 Equivalent to 39 /8s, 22 /16s and 233 /24s Percentage of available RIPE address space announced: 95.3 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, 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: 52629 Total LACNIC prefixes after maximum aggregation: 9848 LACNIC Deaggregation factor: 5.34 Prefixes being announced from the LACNIC address blocks: 57907 Unique aggregates announced from the LACNIC address blocks: 27427 LACNIC Region origin ASes present in the Internet Routing Table: 2038 LACNIC Prefixes per ASN: 28.41 LACNIC Region origin ASes announcing only one prefix: 548 LACNIC Region transit ASes present in the Internet Routing Table: 381 Average LACNIC Region AS path length visible: 4.1 Max LACNIC Region AS path length visible: 24 Number of LACNIC region 32-bit ASNs visible in the Routing Table: 922 Number of LACNIC addresses announced to Internet: 146459648 Equivalent to 8 /8s, 186 /16s and 204 /24s Percentage of available LACNIC address space announced: 87.3 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: 11917 Total AfriNIC prefixes after maximum aggregation: 2586 AfriNIC Deaggregation factor: 4.61 Prefixes being announced from the AfriNIC address blocks: 12550 Unique aggregates announced from the AfriNIC address blocks: 4202 AfriNIC Region origin ASes present in the Internet Routing Table: 691 AfriNIC Prefixes per ASN: 18.16 AfriNIC Region origin ASes announcing only one prefix: 212 AfriNIC Region transit ASes present in the Internet Routing Table: 143 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: 8 Number of AfriNIC addresses announced to Internet: 48563200 Equivalent to 2 /8s, 229 /16s and 4 /24s Percentage of available AfriNIC address space announced: 48.2 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 2731 902 88 PT TELEKOMUNIKASI INDONESIA 4766 2156 11550 652 Korea Telecom (KIX) 7545 2102 319 110 TPG Internet Pty Ltd 4755 1811 401 186 TATA Communications formerly 9829 1557 1251 42 BSNL National Internet Backbo 9583 1314 103 543 Sify Limited 9498 1225 309 73 BHARTI Airtel Ltd. 7552 1161 1080 13 Vietel Corporation 24560 1097 382 167 Bharti Airtel Ltd., Telemedia 4808 1059 2014 311 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 3034 3688 53 BellSouth.net Inc. 22773 2301 2939 139 Cox Communications, Inc. 1785 2048 686 131 PaeTec Communications, Inc. 18566 2048 379 177 MegaPath Corporation 20115 1681 1659 599 Charter Communications 4323 1643 1097 416 Time Warner Telecom 701 1508 11144 781 MCI Communications Services, 30036 1351 302 599 Mediacom Communications Corp 7018 1324 17765 866 AT&T WorldNet Services 6983 1292 755 578 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 1883 544 16 OJSC "Vimpelcom" 34984 1367 244 225 TELLCOM ILETISIM HIZMETLERI A 20940 1196 453 897 Akamai Technologies European 31148 1010 45 20 FreeNet ISP 13188 896 99 42 TOV "Bank-Inform" 6849 866 363 39 JSC UKRTELECOM, 8551 807 370 41 Bezeq International 6830 772 2327 425 UPC Distribution Services 12479 683 798 53 Uni2 Autonomous System 9116 554 326 35 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 28573 3435 1829 94 NET Servicos de Comunicao S.A 10620 2694 436 199 Telmex Colombia S.A. 7303 1736 1161 231 Telecom Argentina Stet-France 18881 1721 908 20 Global Village Telecom 8151 1355 2853 422 UniNet S.A. de C.V. 11830 868 364 15 Instituto Costarricense de El 27947 828 94 90 Telconet S.A 6147 790 373 27 Telefonica Del Peru 7738 780 1498 36 Telecomunicacoes da Bahia S.A 6503 771 434 61 AVANTEL, 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 36998 1854 112 5 Sudanese Mobile Telephone (ZA 24863 871 338 26 LINKdotNET AS number 6713 598 653 27 Itissalat Al-MAGHRIB 8452 417 956 9 TEDATA 24835 298 144 9 RAYA Telecom - Egypt 29571 251 21 14 Ci Telecom Autonomous system 3741 247 921 209 The Internet Solution 36992 246 525 29 Etisalat MISR 15706 219 32 6 Sudatel Internet Exchange Aut 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 3435 1829 94 NET Servicos de Comunicao S.A 6389 3034 3688 53 BellSouth.net Inc. 17974 2731 902 88 PT TELEKOMUNIKASI INDONESIA 10620 2694 436 199 Telmex Colombia S.A. 22773 2301 2939 139 Cox Communications, Inc. 4766 2156 11550 652 Korea Telecom (KIX) 7545 2102 319 110 TPG Internet Pty Ltd 1785 2048 686 131 PaeTec Communications, Inc. 18566 2048 379 177 MegaPath Corporation 8402 1883 544 16 OJSC "Vimpelcom" 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 3034 2981 BellSouth.net Inc. 17974 2731 2643 PT TELEKOMUNIKASI INDONESIA 10620 2694 2495 Telmex Colombia S.A. 22773 2301 2162 Cox Communications, Inc. 7545 2102 1992 TPG Internet Pty Ltd 1785 2048 1917 PaeTec Communications, Inc. 18566 2048 1871 MegaPath Corporation 8402 1883 1867 OJSC "Vimpelcom" 36998 1854 1849 Sudanese Mobile Telephone (ZA 18881 1721 1701 Global Village Telecom Complete listing at http://thyme.rand.apnic.net/london/data-CIDRnet List of Unregistered Origin ASNs (Global) ----------------------------------------- Bad AS Designation Network Transit AS Description 62828 UNALLOCATED 8.21.130.0/24 3356 Level 3 Communicatio 62850 UNALLOCATED 8.25.147.0/24 3356 Level 3 Communicatio 62734 UNALLOCATED 8.31.128.0/24 6939 Hurricane Electric 62773 UNALLOCATED 8.35.180.0/22 3356 Level 3 Communicatio 65333 PRIVATE 10.0.0.0/8 0 * 15132 UNALLOCATED 12.9.150.0/24 7018 AT&T WorldNet Servic 62719 UNALLOCATED 12.27.130.0/24 4323 Time Warner Telecom 62861 UNALLOCATED 12.37.197.0/24 7018 AT&T WorldNet Servic 13317 UNALLOCATED 12.44.10.0/24 7018 AT&T WorldNet Servic 23502 UNALLOCATED 12.44.44.0/24 7018 AT&T WorldNet Servic 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 IANA Private Address Space 100.64.0.0/10 65333 IANA Private Address Space 169.254.0.0/16 65333 IANA Private Address Space 172.16.0.0/12 65333 IANA Private Address Space 192.0.0.0/24 65333 IANA Private Address Space 192.0.2.0/24 65333 IANA Private Address Space 192.168.0.0/16 0 * 198.18.0.0/15 65333 IANA Private Address Space 198.51.100.0/24 65333 IANA Private Address Space 203.0.113.0/24 65333 IANA Private Address Space 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 23.91.4.0/24 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 Capital Technology Services G 23.91.96.0/20 37958 ChinaCache Networks ASN 23.91.112.0/21 32475 MidPhase Inc. 23.91.120.0/21 36351 SoftLayer Technologies Inc. 23.91.160.0/22 36493 3757277 Canada Inc. (oa 295.c 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 /10:32 /11:92 /12:254 /13:472 /14:934 /15:1636 /16:12814 /17:6766 /18:11301 /19:23141 /20:33021 /21:35636 /22:49821 /23:43478 /24:249560 /25:8 /26:11 /27:12 /28:126 /29:220 /30:161 /31:0 /32:140 Advertised prefixes smaller than registry allocations ----------------------------------------------------- ASN No of nets Total ann. Description 18566 2003 2048 MegaPath Corporation 36998 1819 1854 Sudanese Mobile Telephone (ZA 6389 1699 3034 BellSouth.net Inc. 8402 1588 1883 OJSC "Vimpelcom" 22773 1551 2301 Cox Communications, Inc. 30036 1195 1351 Mediacom Communications Corp 11492 1144 1182 Cable One 1785 1088 2048 PaeTec Communications, Inc. 6983 1034 1292 ITC^Deltacom 22561 973 1248 Digital Teleport, Inc Complete listing at http://thyme.rand.apnic.net/london/data-sXXas-nos Number of /24s announced per /8 block (Global) ---------------------------------------------- 1:916 2:860 3:3 4:15 5:814 6:21 8:609 12:1882 13:3 14:874 15:11 16:3 17:19 18:19 20:36 23:616 24:1750 27:1697 31:1531 32:40 33:2 34:5 36:104 37:1933 38:912 39:5 40:182 41:3358 42:377 44:14 46:2078 47:11 49:697 50:855 52:12 54:44 55:6 56:4 57:28 58:1075 59:579 60:367 61:1472 62:1249 63:1966 64:4383 65:2332 66:4141 67:2120 68:1089 69:3277 70:908 71:507 72:2019 74:2579 75:324 76:305 77:1176 78:1018 79:666 80:1288 81:1054 82:640 83:754 84:582 85:1244 86:382 87:1033 88:520 89:1569 90:150 91:5731 92:621 93:1614 94:2107 95:1562 96:519 97:350 98:1079 99:41 100:33 101:444 103:3781 105:531 106:144 107:240 108:521 109:2012 110:962 111:1126 112:587 113:800 114:729 115:1002 116:996 117:803 118:1227 119:1260 120:331 121:744 122:1789 123:1259 124:1337 125:1437 128:608 129:222 130:338 131:661 132:349 133:157 134:296 135:72 136:276 137:242 138:349 139:168 140:169 141:330 142:538 143:406 144:496 145:90 146:549 147:425 148:722 149:358 150:151 151:488 152:414 153:207 154:45 155:515 156:306 157:366 158:284 159:697 160:360 161:441 162:919 163:205 164:632 165:576 166:280 167:624 168:1035 169:122 170:1129 171:185 172:12 173:1637 174:663 175:522 176:1305 177:2542 178:1862 179:308 180:1594 181:885 182:1409 183:470 184:620 185:1117 186:2649 187:1487 188:1957 189:1261 190:7252 192:6993 193:5473 194:4033 195:3380 196:1340 197:1070 198:4718 199:5473 200:6032 201:2533 202:8816 203:8837 204:4456 205:2619 206:2798 207:2743 208:3953 209:3648 210:2952 211:1604 212:2184 213:1996 214:885 215:84 216:5403 217:1704 218:616 219:311 220:1265 221:587 222:327 223:540 End of report