This is an automated weekly mailing describing the state of the Internet Routing Table as seen from APNIC's router in Japan. The posting is sent to APOPS, NANOG, AfNOG, AusNOG, SANOG, PacNOG, LacNOG, TRNOG, CaribNOG and the RIPE Routing Working Group. Daily listings are sent to bgp-stats@lists.apnic.net For historical data, please see http://thyme.rand.apnic.net. If you have any comments please contact Philip Smith <pfsinoz@gmail.com>. Routing Table Report 04:00 +10GMT Sat 07 Dec, 2013 Report Website: http://thyme.rand.apnic.net Detailed Analysis: http://thyme.rand.apnic.net/current/ Analysis Summary ---------------- BGP routing table entries examined: 473989 Prefixes after maximum aggregation: 189922 Deaggregation factor: 2.50 Unique aggregates announced to Internet: 235181 Total ASes present in the Internet Routing Table: 45624 Prefixes per ASN: 10.39 Origin-only ASes present in the Internet Routing Table: 35427 Origin ASes announcing only one prefix: 16261 Transit ASes present in the Internet Routing Table: 5952 Transit-only ASes present in the Internet Routing Table: 171 Average AS path length visible in the Internet Routing Table: 4.6 Max AS path length visible: 103 Max AS path prepend of ASN ( 50404) 101 Prefixes from unregistered ASNs in the Routing Table: 1033 Unregistered ASNs in the Routing Table: 289 Number of 32-bit ASNs allocated by the RIRs: 5465 Number of 32-bit ASNs visible in the Routing Table: 4245 Prefixes from 32-bit ASNs in the Routing Table: 13223 Number of bogon 32-bit ASNs visible in the Routing Table: 1 Special use prefixes present in the Routing Table: 1 Prefixes being announced from unallocated address space: 1331 Number of addresses announced to Internet: 2657192828 Equivalent to 158 /8s, 97 /16s and 139 /24s Percentage of available address space announced: 71.8 Percentage of allocated address space announced: 71.8 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: 165389 APNIC Region Analysis Summary ----------------------------- Prefixes being announced by APNIC Region ASes: 112564 Total APNIC prefixes after maximum aggregation: 34192 APNIC Deaggregation factor: 3.29 Prefixes being announced from the APNIC address blocks: 114799 Unique aggregates announced from the APNIC address blocks: 47947 APNIC Region origin ASes present in the Internet Routing Table: 4875 APNIC Prefixes per ASN: 23.55 APNIC Region origin ASes announcing only one prefix: 1210 APNIC Region transit ASes present in the Internet Routing Table: 835 Average APNIC Region AS path length visible: 4.6 Max APNIC Region AS path length visible: 28 Number of APNIC region 32-bit ASNs visible in the Routing Table: 775 Number of APNIC addresses announced to Internet: 728720576 Equivalent to 43 /8s, 111 /16s and 100 /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: 163081 Total ARIN prefixes after maximum aggregation: 81731 ARIN Deaggregation factor: 2.00 Prefixes being announced from the ARIN address blocks: 163820 Unique aggregates announced from the ARIN address blocks: 75763 ARIN Region origin ASes present in the Internet Routing Table: 15926 ARIN Prefixes per ASN: 10.29 ARIN Region origin ASes announcing only one prefix: 6000 ARIN Region transit ASes present in the Internet Routing Table: 1666 Average ARIN Region AS path length visible: 4.1 Max ARIN Region AS path length visible: 24 Number of ARIN region 32-bit ASNs visible in the Routing Table: 41 Number of ARIN addresses announced to Internet: 1073321856 Equivalent to 63 /8s, 249 /16s and 151 /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: 119610 Total RIPE prefixes after maximum aggregation: 61148 RIPE Deaggregation factor: 1.96 Prefixes being announced from the RIPE address blocks: 123359 Unique aggregates announced from the RIPE address blocks: 78944 RIPE Region origin ASes present in the Internet Routing Table: 17538 RIPE Prefixes per ASN: 7.03 RIPE Region origin ASes announcing only one prefix: 8285 RIPE Region transit ASes present in the Internet Routing Table: 2830 Average RIPE Region AS path length visible: 5.1 Max RIPE Region AS path length visible: 103 Number of RIPE region 32-bit ASNs visible in the Routing Table: 2506 Number of RIPE addresses announced to Internet: 656022500 Equivalent to 39 /8s, 26 /16s and 27 /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: 53068 Total LACNIC prefixes after maximum aggregation: 10006 LACNIC Deaggregation factor: 5.30 Prefixes being announced from the LACNIC address blocks: 58322 Unique aggregates announced from the LACNIC address blocks: 27386 LACNIC Region origin ASes present in the Internet Routing Table: 2046 LACNIC Prefixes per ASN: 28.51 LACNIC Region origin ASes announcing only one prefix: 553 LACNIC Region transit ASes present in the Internet Routing Table: 393 Average LACNIC Region AS path length visible: 4.8 Max LACNIC Region AS path length visible: 35 Number of LACNIC region 32-bit ASNs visible in the Routing Table: 915 Number of LACNIC addresses announced to Internet: 146170648 Equivalent to 8 /8s, 182 /16s and 99 /24s Percentage of available LACNIC address space announced: 87.1 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: 11711 Total AfriNIC prefixes after maximum aggregation: 2612 AfriNIC Deaggregation factor: 4.48 Prefixes being announced from the AfriNIC address blocks: 12358 Unique aggregates announced from the AfriNIC address blocks: 4091 AfriNIC Region origin ASes present in the Internet Routing Table: 694 AfriNIC Prefixes per ASN: 17.81 AfriNIC Region origin ASes announcing only one prefix: 213 AfriNIC Region transit ASes present in the Internet Routing Table: 144 Average AfriNIC Region AS path length visible: 4.7 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: 48528448 Equivalent to 2 /8s, 228 /16s and 124 /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 4766 2955 11559 952 Korea Telecom (KIX) 17974 2721 902 88 PT TELEKOMUNIKASI INDONESIA 7545 2112 319 110 TPG Internet Pty Ltd 4755 1794 392 190 TATA Communications formerly 9829 1538 1244 47 BSNL National Internet Backbo 9583 1321 102 543 Sify Limited 9498 1218 309 72 BHARTI Airtel Ltd. 7552 1169 1080 13 Vietel Corporation 4808 1143 2119 337 CNCGROUP IP network: China169 24560 1098 382 166 Bharti Airtel Ltd., Telemedia Complete listing at http://thyme.rand.apnic.net/current/data-ASnet-APNIC ARIN Region per AS prefix count summary --------------------------------------- ASN No of nets /20 equiv MaxAgg Description 6389 3038 3688 53 BellSouth.net Inc. 22773 2296 2939 137 Cox Communications, Inc. 18566 2052 379 178 MegaPath Corporation 1785 2048 686 131 PaeTec Communications, Inc. 20115 1684 1657 600 Charter Communications 4323 1638 1098 418 Time Warner Telecom 701 1511 11144 782 MCI Communications Services, 30036 1381 311 581 Mediacom Communications Corp 7018 1326 17779 865 AT&T WorldNet Services 6983 1292 755 578 ITC^Deltacom Complete listing at http://thyme.rand.apnic.net/current/data-ASnet-ARIN RIPE Region per AS prefix count summary --------------------------------------- ASN No of nets /20 equiv MaxAgg Description 8402 1926 544 16 OJSC "Vimpelcom" 34984 1368 244 224 TELLCOM ILETISIM HIZMETLERI A 20940 1189 450 893 Akamai Technologies European 31148 1010 45 20 FreeNet ISP 13188 897 99 42 TOV "Bank-Inform" 6849 855 363 39 JSC UKRTELECOM, 8551 786 370 41 Bezeq International 6830 755 2326 409 UPC Distribution Services 12479 679 798 53 Uni2 Autonomous System 35228 549 246 16 Avatar Broadband Limited Complete listing at http://thyme.rand.apnic.net/current/data-ASnet-RIPE LACNIC Region per AS prefix count summary ----------------------------------------- ASN No of nets /20 equiv MaxAgg Description 28573 3422 1829 94 NET Servicos de Comunicao S.A 10620 2687 435 198 Telmex Colombia S.A. 7303 1735 1161 230 Telecom Argentina Stet-France 18881 1708 908 20 Global Village Telecom 8151 1367 2855 422 UniNet S.A. de C.V. 11830 868 364 15 Instituto Costarricense de El 27947 851 93 89 Telconet S.A 6147 793 373 27 Telefonica Del Peru 7738 780 1498 36 Telecomunicacoes da Bahia S.A 6503 776 434 60 AVANTEL, S.A. Complete listing at http://thyme.rand.apnic.net/current/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 872 338 26 LINKdotNET AS number 6713 554 633 26 Itissalat Al-MAGHRIB 8452 414 956 9 TEDATA 24835 297 144 9 RAYA Telecom - Egypt 3741 247 921 209 The Internet Solution 29571 228 21 13 Ci Telecom Autonomous system 36992 222 501 29 Etisalat MISR 15706 219 32 6 Sudatel Internet Exchange Aut 29975 192 668 21 Vodacom Complete listing at http://thyme.rand.apnic.net/current/data-ASnet-AFRINIC Global Per AS prefix count summary ---------------------------------- ASN No of nets /20 equiv MaxAgg Description 28573 3422 1829 94 NET Servicos de Comunicao S.A 6389 3038 3688 53 BellSouth.net Inc. 4766 2955 11559 952 Korea Telecom (KIX) 17974 2721 902 88 PT TELEKOMUNIKASI INDONESIA 10620 2687 435 198 Telmex Colombia S.A. 22773 2296 2939 137 Cox Communications, Inc. 7545 2112 319 110 TPG Internet Pty Ltd 18566 2052 379 178 MegaPath Corporation 1785 2048 686 131 PaeTec Communications, Inc. 8402 1926 544 16 OJSC "Vimpelcom" Complete listing at http://thyme.rand.apnic.net/current/data-ASnet Global Per AS Maximum Aggr summary ---------------------------------- ASN No of nets Net Savings Description 6389 3038 2985 BellSouth.net Inc. 17974 2721 2633 PT TELEKOMUNIKASI INDONESIA 10620 2687 2489 Telmex Colombia S.A. 22773 2296 2159 Cox Communications, Inc. 4766 2955 2003 Korea Telecom (KIX) 7545 2112 2002 TPG Internet Pty Ltd 1785 2048 1917 PaeTec Communications, Inc. 8402 1926 1910 OJSC "Vimpelcom" 18566 2052 1874 MegaPath Corporation 36998 1854 1849 Sudanese Mobile Telephone (ZA Complete listing at http://thyme.rand.apnic.net/current/data-CIDRnet List of Unregistered Origin ASNs (Global) ----------------------------------------- Bad AS Designation Network Transit AS Description 62828 UNALLOCATED 8.21.130.0/24 4323 Time Warner Telecom 62850 UNALLOCATED 8.25.147.0/24 46887 Lightower Fiber Netw 62734 UNALLOCATED 8.31.128.0/24 6939 Hurricane Electric 62773 UNALLOCATED 8.35.180.0/22 3356 Level 3 Communicatio 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 17300 UNALLOCATED 12.45.103.0/24 209 Qwest Communications Complete listing at http://thyme.rand.apnic.net/current/data-badAS Prefixes from private and non-routed address space (Global) ----------------------------------------------------------- Prefix Origin AS Description 100.100.0.0/24 4847 China Networks Inter-Exchange Complete listing at http://thyme.rand.apnic.net/current/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. 23.91.160.0/19 36493 3757277 Canada Inc. (oa 295.c Complete listing at http://thyme.rand.apnic.net/current/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 /9:11 /10:31 /11:92 /12:253 /13:476 /14:932 /15:1635 /16:12838 /17:6785 /18:11330 /19:23161 /20:32947 /21:35652 /22:50197 /23:43974 /24:251235 /25:830 /26:986 /27:452 /28:49 /29:73 /30:20 /31:0 /32:14 Advertised prefixes smaller than registry allocations ----------------------------------------------------- ASN No of nets Total ann. Description 18566 2007 2052 MegaPath Corporation 36998 1819 1854 Sudanese Mobile Telephone (ZA 6389 1700 3038 BellSouth.net Inc. 8402 1632 1926 OJSC "Vimpelcom" 22773 1548 2296 Cox Communications, Inc. 30036 1221 1381 Mediacom Communications Corp 11492 1183 1224 Cable One 1785 1088 2048 PaeTec Communications, Inc. 6983 1034 1292 ITC^Deltacom 22561 964 1239 Digital Teleport, Inc Complete listing at http://thyme.rand.apnic.net/current/data-sXXas-nos Number of /24s announced per /8 block (Global) ---------------------------------------------- 1:923 2:869 3:3 4:16 5:812 6:21 8:613 12:1878 13:3 14:899 15:11 16:3 17:19 18:19 20:25 23:616 24:1755 27:1700 31:1521 32:45 33:2 34:5 36:96 37:1945 38:918 39:5 40:181 41:3220 42:231 44:14 46:2073 47:10 49:700 50:864 52:12 54:44 55:5 56:4 57:26 58:1147 59:584 60:367 61:1495 62:1249 63:1973 64:4399 65:2333 66:4145 67:2109 68:1096 69:3297 70:909 71:504 72:2018 74:2580 75:324 76:304 77:1216 78:1016 79:670 80:1277 81:1055 82:630 83:753 84:590 85:1253 86:380 87:1039 88:548 89:1564 90:154 91:5716 92:620 93:1612 94:2118 95:1510 96:515 97:349 98:1130 99:41 100:33 101:686 103:3782 105:530 106:143 107:229 108:538 109:2008 110:976 111:1123 112:594 113:804 114:752 115:1045 116:1009 117:831 118:1221 119:1296 120:338 121:763 122:1871 123:1267 124:1386 125:1439 128:636 129:233 130:355 131:663 132:350 133:158 134:307 135:72 136:275 137:269 138:352 139:171 140:198 141:343 142:549 143:406 144:501 145:90 146:553 147:417 148:773 149:367 150:153 151:485 152:415 153:207 154:45 155:516 156:306 157:419 158:285 159:783 160:361 161:457 162:901 163:225 164:628 165:582 166:276 167:637 168:1039 169:124 170:1125 171:185 172:11 173:1626 174:667 175:540 176:1320 177:2480 178:1867 179:315 180:1600 181:886 182:1406 183:479 184:621 185:1102 186:2641 187:1453 188:1958 189:1253 190:7298 192:7085 193:5425 194:4032 195:3358 196:1343 197:1057 198:4758 199:5511 200:6069 201:2525 202:8976 203:8894 204:4537 205:2647 206:2892 207:2793 208:3957 209:3662 210:3080 211:1629 212:2177 213:1983 214:887 215:84 216:5427 217:1711 218:637 219:318 220:1267 221:587 222:332 223:521 End of report