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 0400 +10GMT Sat 23 Nov, 2013 Report Website: http://thyme.rand.apnic.net Detailed Analysis: http://thyme.rand.apnic.net/current/ Analysis Summary ---------------- BGP routing table entries examined: 472996 Prefixes after maximum aggregation: 189628 Deaggregation factor: 2.49 Unique aggregates announced to Internet: 234531 Total ASes present in the Internet Routing Table: 41350 Prefixes per ASN: 11.44 Origin-only ASes present in the Internet Routing Table: 35408 Origin ASes announcing only one prefix: 16278 Transit ASes present in the Internet Routing Table: 5942 Transit-only ASes present in the Internet Routing Table: 166 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: 985 Unregistered ASNs in the Routing Table: 282 Number of 32-bit ASNs allocated by the RIRs: 5399 Number of 32-bit ASNs visible in the Routing Table: 0 Prefixes from 32-bit ASNs in the Routing Table: 13142 Special use prefixes present in the Routing Table: 1 Prefixes being announced from unallocated address space: 1166 Number of addresses announced to Internet: 2654800220 Equivalent to 158 /8s, 61 /16s and 9 /24s Percentage of available address space announced: 71.7 Percentage of allocated address space announced: 71.7 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: 165017 APNIC Region Analysis Summary ----------------------------- Prefixes being announced by APNIC Region ASes: 111990 Total APNIC prefixes after maximum aggregation: 34022 APNIC Deaggregation factor: 3.29 Prefixes being announced from the APNIC address blocks: 114240 Unique aggregates announced from the APNIC address blocks: 47745 APNIC Region origin ASes present in the Internet Routing Table: 4875 APNIC Prefixes per ASN: 23.43 APNIC Region origin ASes announcing only one prefix: 1219 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: 35 Number of APNIC region 32-bit ASNs visible in the Routing Table: 0 Number of APNIC addresses announced to Internet: 728686528 Equivalent to 43 /8s, 110 /16s and 223 /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: 162923 Total ARIN prefixes after maximum aggregation: 81714 ARIN Deaggregation factor: 1.99 Prefixes being announced from the ARIN address blocks: 163759 Unique aggregates announced from the ARIN address blocks: 75912 ARIN Region origin ASes present in the Internet Routing Table: 15939 ARIN Prefixes per ASN: 10.27 ARIN Region origin ASes announcing only one prefix: 6003 ARIN Region transit ASes present in the Internet Routing Table: 1658 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: 0 Number of ARIN addresses announced to Internet: 1073967232 Equivalent to 64 /8s, 3 /16s and 112 /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: 119427 Total RIPE prefixes after maximum aggregation: 61061 RIPE Deaggregation factor: 1.96 Prefixes being announced from the RIPE address blocks: 123136 Unique aggregates announced from the RIPE address blocks: 78812 RIPE Region origin ASes present in the Internet Routing Table: 17527 RIPE Prefixes per ASN: 7.03 RIPE Region origin ASes announcing only one prefix: 8293 RIPE Region transit ASes present in the Internet Routing Table: 2826 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: 0 Number of RIPE addresses announced to Internet: 656226532 Equivalent to 39 /8s, 29 /16s and 56 /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: 53080 Total LACNIC prefixes after maximum aggregation: 10038 LACNIC Deaggregation factor: 5.29 Prefixes being announced from the LACNIC address blocks: 58307 Unique aggregates announced from the LACNIC address blocks: 27085 LACNIC Region origin ASes present in the Internet Routing Table: 2040 LACNIC Prefixes per ASN: 28.58 LACNIC Region origin ASes announcing only one prefix: 553 LACNIC Region transit ASes present in the Internet Routing Table: 390 Average LACNIC Region AS path length visible: 4.9 Max LACNIC Region AS path length visible: 35 Number of LACNIC region 32-bit ASNs visible in the Routing Table: 0 Number of LACNIC addresses announced to Internet: 143625784 Equivalent to 8 /8s, 143 /16s and 142 /24s Percentage of available LACNIC address space announced: 85.6 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: 11750 Total AfriNIC prefixes after maximum aggregation: 2600 AfriNIC Deaggregation factor: 4.52 Prefixes being announced from the AfriNIC address blocks: 12388 Unique aggregates announced from the AfriNIC address blocks: 4039 AfriNIC Region origin ASes present in the Internet Routing Table: 689 AfriNIC Prefixes per ASN: 17.98 AfriNIC Region origin ASes announcing only one prefix: 210 AfriNIC Region transit ASes present in the Internet Routing Table: 139 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: 0 Number of AfriNIC addresses announced to Internet: 48324352 Equivalent to 2 /8s, 225 /16s and 95 /24s Percentage of available AfriNIC address space announced: 48.0 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 4766 2931 11557 940 Korea Telecom (KIX) 17974 2714 902 88 PT TELEKOMUNIKASI INDONESIA 7545 2111 319 111 TPG Internet Pty Ltd 4755 1792 392 190 TATA Communications formerly 9829 1543 1245 45 BSNL National Internet Backbo 9583 1246 95 509 Sify Limited 9498 1210 309 73 BHARTI Airtel Ltd. 7552 1165 1080 13 Vietel Corporation 4808 1144 2119 337 CNCGROUP IP network: China169 24560 1095 380 166 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 3042 3688 53 BellSouth.net Inc. 22773 2208 2941 141 Cox Communications, Inc. 1785 2058 686 145 PaeTec Communications, Inc. 18566 2055 379 178 MegaPath Corporation 20115 1681 1655 598 Charter Communications 4323 1641 1098 419 Time Warner Telecom 701 1509 11162 784 MCI Communications Services, 30036 1388 313 578 Mediacom Communications Corp 7018 1331 17778 870 AT&T WorldNet Services 6983 1294 756 580 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 1923 544 16 OJSC "Vimpelcom" 34984 1367 244 223 TELLCOM ILETISIM HIZMETLERI A 20940 1164 437 871 Akamai Technologies European 31148 1009 45 19 FreeNet ISP 13188 895 99 48 TOV "Bank-Inform" 6849 869 363 39 JSC UKRTELECOM, 8551 787 370 41 Bezeq International 6830 773 2327 425 UPC Distribution Services 12479 679 797 57 Uni2 Autonomous System 35228 548 246 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 3306 1781 123 NET Servicos de Comunicao S.A 10620 2670 433 213 Telmex Colombia S.A. 7303 1729 1151 232 Telecom Argentina Stet-France 18881 1647 908 20 Global Village Telecom 8151 1358 2850 419 UniNet S.A. de C.V. 11830 866 364 15 Instituto Costarricense de El 27947 819 94 92 Telconet S.A 6503 793 434 62 AVANTEL, S.A. 6147 790 373 27 Telefonica Del Peru 7738 780 1498 36 Telecomunicacoes da Bahia 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 1864 112 5 Sudanese Mobile Telephone (ZA 24863 888 338 26 LINKdotNET AS number 6713 554 633 26 Itissalat Al-MAGHRIB 8452 411 956 9 TEDATA 24835 297 144 9 RAYA Telecom - Egypt 3741 256 921 214 The Internet Solution 29571 226 17 13 Ci Telecom Autonomous system 15706 221 32 6 Sudatel Internet Exchange Aut 36992 219 501 29 Etisalat MISR 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 3306 1781 123 NET Servicos de Comunicao S.A 6389 3042 3688 53 BellSouth.net Inc. 4766 2931 11557 940 Korea Telecom (KIX) 17974 2714 902 88 PT TELEKOMUNIKASI INDONESIA 10620 2670 433 213 Telmex Colombia S.A. 22773 2208 2941 141 Cox Communications, Inc. 7545 2111 319 111 TPG Internet Pty Ltd 1785 2058 686 145 PaeTec Communications, Inc. 18566 2055 379 178 MegaPath Corporation 8402 1923 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 3042 2989 BellSouth.net Inc. 17974 2714 2626 PT TELEKOMUNIKASI INDONESIA 10620 2670 2457 Telmex Colombia S.A. 22773 2208 2067 Cox Communications, Inc. 7545 2111 2000 TPG Internet Pty Ltd 4766 2931 1991 Korea Telecom (KIX) 1785 2058 1913 PaeTec Communications, Inc. 8402 1923 1907 OJSC "Vimpelcom" 18566 2055 1877 MegaPath Corporation 36998 1864 1859 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 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 65160 PRIVATE 12.1.58.0/24 17361 Sungard Trading Syst 65160 PRIVATE 12.1.59.0/24 17361 Sungard Trading Syst 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 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 23.91.21.0/24 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. 23.91.160.0/22 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 /13:474 /14:924 /15:1625 /16:12820 /17:6775 /18:11309 /19:23082 /20:32928 /21:35636 /22:49999 /23:43870 /24:250678 /25:871 /26:993 /27:467 /28:42 /29:69 /30:17 /31:0 /32:14 Advertised prefixes smaller than registry allocations ----------------------------------------------------- ASN No of nets Total ann. Description 18566 2009 2055 MegaPath Corporation 36998 1829 1864 Sudanese Mobile Telephone (ZA 6389 1700 3042 BellSouth.net Inc. 8402 1594 1923 OJSC "Vimpelcom" 22773 1463 2208 Cox Communications, Inc. 30036 1232 1388 Mediacom Communications Corp 11492 1195 1233 Cable One 1785 1095 2058 PaeTec Communications, Inc. 6983 1035 1294 ITC^Deltacom 22561 964 1241 Digital Teleport, Inc Complete listing at http://thyme.rand.apnic.net/current/data-sXXas-nos Number of /24s announced per /8 block (Global) ---------------------------------------------- 1:899 2:825 3:3 4:17 5:1027 6:21 8:624 12:1880 13:3 14:900 15:11 16:3 17:18 18:19 20:21 23:585 24:1757 27:1625 31:1506 32:45 33:2 34:5 36:86 37:1936 38:916 39:5 40:182 41:3235 42:290 44:14 46:2034 47:10 49:695 50:861 52:12 54:44 55:5 56:4 57:26 58:1165 59:575 60:368 61:1476 62:1247 63:1987 64:4325 65:2348 66:4160 67:2114 68:1093 69:3301 70:889 71:488 72:2012 74:2577 75:325 76:303 77:1158 78:1073 79:662 80:1272 81:1049 82:648 83:682 84:588 85:1260 86:375 87:1021 88:557 89:1562 90:152 91:5690 92:615 93:1611 94:2075 95:1554 96:515 97:348 98:1041 99:41 100:32 101:653 103:3675 105:527 106:141 107:218 108:536 109:1981 110:979 111:1119 112:597 113:812 114:753 115:1062 116:990 117:822 118:1184 119:1281 120:338 121:754 122:1872 123:1266 124:1397 125:1437 128:674 129:229 130:353 131:665 132:361 133:158 134:303 135:72 136:284 137:250 138:352 139:298 140:201 141:331 142:547 143:400 144:495 145:90 146:532 147:412 148:775 149:361 150:153 151:665 152:412 153:205 154:54 155:500 156:295 157:421 158:284 159:783 160:361 161:458 162:867 163:225 164:622 165:592 166:263 167:634 168:1043 169:125 170:1126 171:185 172:27 173:1591 174:694 175:526 176:1321 177:2472 178:1864 179:297 180:1597 181:859 182:1379 183:468 184:630 185:1057 186:2642 187:1484 188:1875 189:1265 190:7310 192:7078 193:5434 194:4026 195:3366 196:1340 197:1041 198:4766 199:5491 200:6055 201:2524 202:8976 203:8897 204:4546 205:2649 206:2833 207:2837 208:3985 209:3653 210:3047 211:1577 212:2151 213:1998 214:898 215:91 216:5423 217:1694 218:627 219:323 220:1277 221:585 222:328 223:509 End of report