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 28 Jun, 2014 Report Website: http://thyme.rand.apnic.net Detailed Analysis: http://thyme.rand.apnic.net/current/ Analysis Summary ---------------- BGP routing table entries examined: 502028 Prefixes after maximum aggregation: 195358 Deaggregation factor: 2.57 Unique aggregates announced to Internet: 247111 Total ASes present in the Internet Routing Table: 47136 Prefixes per ASN: 10.65 Origin-only ASes present in the Internet Routing Table: 35929 Origin ASes announcing only one prefix: 16325 Transit ASes present in the Internet Routing Table: 6101 Transit-only ASes present in the Internet Routing Table: 169 Average AS path length visible in the Internet Routing Table: 4.6 Max AS path length visible: 53 Max AS path prepend of ASN ( 50404) 51 Prefixes from unregistered ASNs in the Routing Table: 1747 Unregistered ASNs in the Routing Table: 451 Number of 32-bit ASNs allocated by the RIRs: 6913 Number of 32-bit ASNs visible in the Routing Table: 5106 Prefixes from 32-bit ASNs in the Routing Table: 17810 Number of bogon 32-bit ASNs visible in the Routing Table: 297 Special use prefixes present in the Routing Table: 0 Prefixes being announced from unallocated address space: 373 Number of addresses announced to Internet: 2704306724 Equivalent to 161 /8s, 48 /16s and 114 /24s Percentage of available address space announced: 73.0 Percentage of allocated address space announced: 73.0 Percentage of available address space allocated: 100.0 Percentage of address space in use by end-sites: 96.6 Total number of prefixes smaller than registry allocations: 173672 APNIC Region Analysis Summary ----------------------------- Prefixes being announced by APNIC Region ASes: 120759 Total APNIC prefixes after maximum aggregation: 35496 APNIC Deaggregation factor: 3.40 Prefixes being announced from the APNIC address blocks: 123969 Unique aggregates announced from the APNIC address blocks: 51572 APNIC Region origin ASes present in the Internet Routing Table: 4959 APNIC Prefixes per ASN: 25.00 APNIC Region origin ASes announcing only one prefix: 1228 APNIC Region transit ASes present in the Internet Routing Table: 876 Average APNIC Region AS path length visible: 4.7 Max APNIC Region AS path length visible: 23 Number of APNIC region 32-bit ASNs visible in the Routing Table: 995 Number of APNIC addresses announced to Internet: 734127232 Equivalent to 43 /8s, 193 /16s and 228 /24s Percentage of available APNIC address space announced: 85.8 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: 169157 Total ARIN prefixes after maximum aggregation: 84089 ARIN Deaggregation factor: 2.01 Prefixes being announced from the ARIN address blocks: 170870 Unique aggregates announced from the ARIN address blocks: 79753 ARIN Region origin ASes present in the Internet Routing Table: 16319 ARIN Prefixes per ASN: 10.47 ARIN Region origin ASes announcing only one prefix: 6118 ARIN Region transit ASes present in the Internet Routing Table: 1679 Average ARIN Region AS path length visible: 4.0 Max ARIN Region AS path length visible: 31 Number of ARIN region 32-bit ASNs visible in the Routing Table: 124 Number of ARIN addresses announced to Internet: 1087721248 Equivalent to 64 /8s, 213 /16s and 79 /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, 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: 124271 Total RIPE prefixes after maximum aggregation: 62864 RIPE Deaggregation factor: 1.98 Prefixes being announced from the RIPE address blocks: 128967 Unique aggregates announced from the RIPE address blocks: 81634 RIPE Region origin ASes present in the Internet Routing Table: 17717 RIPE Prefixes per ASN: 7.28 RIPE Region origin ASes announcing only one prefix: 8250 RIPE Region transit ASes present in the Internet Routing Table: 2879 Average RIPE Region AS path length visible: 5.0 Max RIPE Region AS path length visible: 53 Number of RIPE region 32-bit ASNs visible in the Routing Table: 2719 Number of RIPE addresses announced to Internet: 658397060 Equivalent to 39 /8s, 62 /16s and 87 /24s Percentage of available RIPE address space announced: 95.7 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, 196608-202239 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: 57861 Total LACNIC prefixes after maximum aggregation: 10203 LACNIC Deaggregation factor: 5.67 Prefixes being announced from the LACNIC address blocks: 65068 Unique aggregates announced from the LACNIC address blocks: 29431 LACNIC Region origin ASes present in the Internet Routing Table: 2118 LACNIC Prefixes per ASN: 30.72 LACNIC Region origin ASes announcing only one prefix: 524 LACNIC Region transit ASes present in the Internet Routing Table: 441 Average LACNIC Region AS path length visible: 4.7 Max LACNIC Region AS path length visible: 25 Number of LACNIC region 32-bit ASNs visible in the Routing Table: 1231 Number of LACNIC addresses announced to Internet: 166119936 Equivalent to 9 /8s, 230 /16s and 202 /24s Percentage of available LACNIC address space announced: 99.0 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: 12064 Total AfriNIC prefixes after maximum aggregation: 2669 AfriNIC Deaggregation factor: 4.52 Prefixes being announced from the AfriNIC address blocks: 12781 Unique aggregates announced from the AfriNIC address blocks: 4391 AfriNIC Region origin ASes present in the Internet Routing Table: 723 AfriNIC Prefixes per ASN: 17.68 AfriNIC Region origin ASes announcing only one prefix: 205 AfriNIC Region transit ASes present in the Internet Routing Table: 152 Average AfriNIC Region AS path length visible: 4.7 Max AfriNIC Region AS path length visible: 28 Number of AfriNIC region 32-bit ASNs visible in the Routing Table: 37 Number of AfriNIC addresses announced to Internet: 57593856 Equivalent to 3 /8s, 110 /16s and 208 /24s Percentage of available AfriNIC address space announced: 57.2 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 2932 11591 922 Korea Telecom 17974 2780 899 72 PT Telekomunikasi Indonesia 7545 2232 320 118 TPG Telecom Limited 4755 1866 396 200 TATA Communications formerly 9829 1649 1307 32 National Internet Backbone 9583 1313 103 537 Sify Limited 9498 1273 314 88 BHARTI Airtel Ltd. 7552 1242 1098 14 Viettel Corporation 4808 1215 2152 366 CNCGROUP IP network China169 24560 1160 398 188 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 2953 3688 53 BellSouth.net Inc. 22773 2563 2938 135 Cox Communications Inc. 7029 2223 1905 303 Windstream Communications Inc 18566 2047 379 178 MegaPath Corporation 20115 1715 1702 569 Charter Communications 4323 1639 1074 418 tw telecom holdings, inc. 30036 1484 323 572 Mediacom Communications Corp 701 1443 11187 730 MCI Communications Services, 6983 1379 818 313 ITC^Deltacom 22561 1308 402 233 CenturyTel Internet Holdings, 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 34984 1710 264 274 TELLCOM ILETISIM HIZMETLERI A 20940 1416 550 1051 Akamai International B.V. 8402 1384 544 15 OJSC "Vimpelcom" 31148 1042 45 20 Freenet Ltd. 13188 1031 100 28 TOV "Bank-Inform" 8551 956 370 41 Bezeq International-Ltd 6849 818 356 26 JSC "Ukrtelecom" 6830 771 2335 429 Liberty Global Operations B.V 12479 732 795 57 France Telecom Espana SA 9198 579 344 28 JSC Kazakhtelecom 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 3763 2022 101 NET Serviços de Comunicação S 10620 2900 469 202 Telmex Colombia S.A. 18881 2059 1036 22 Global Village Telecom 7303 1769 1179 231 Telecom Argentina S.A. 8151 1443 2975 419 Uninet S.A. de C.V. 6503 1130 434 61 Axtel, S.A.B. de C.V. 7738 979 1882 41 Telemar Norte Leste S.A. 6147 929 373 27 Telefonica del Peru S.A.A. 27947 894 130 51 Telconet S.A 26615 869 2325 35 Tim Celular 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 1114 240 6 Sudanese Mobile Telephone (ZA 24863 939 280 26 Link Egypt (Link.NET) 6713 668 742 41 Office National des Postes et 8452 585 958 13 TE-AS 24835 306 144 9 Vodafone Data 36992 300 783 24 ETISALAT MISR 3741 250 921 213 Internet Solutions 37054 243 19 6 Data Telecom Service 29571 227 22 17 Cote d'Ivoire Telecom 15706 187 32 6 Sudatel (Sudan Telecom Co. Lt 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 3763 2022 101 NET Serviços de Comunicação S 6389 2953 3688 53 BellSouth.net Inc. 4766 2932 11591 922 Korea Telecom 10620 2900 469 202 Telmex Colombia S.A. 17974 2780 899 72 PT Telekomunikasi Indonesia 22773 2563 2938 135 Cox Communications Inc. 7545 2232 320 118 TPG Telecom Limited 7029 2223 1905 303 Windstream Communications Inc 18881 2059 1036 22 Global Village Telecom 18566 2047 379 178 MegaPath Corporation 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 2953 2900 BellSouth.net Inc. 17974 2780 2708 PT Telekomunikasi Indonesia 10620 2900 2698 Telmex Colombia S.A. 22773 2563 2428 Cox Communications Inc. 7545 2232 2114 TPG Telecom Limited 18881 2059 2037 Global Village Telecom 4766 2932 2010 Korea Telecom 7029 2223 1920 Windstream Communications Inc 18566 2047 1869 MegaPath Corporation 4755 1866 1666 TATA Communications formerly Complete listing at http://thyme.rand.apnic.net/current/data-CIDRnet List of Unregistered Origin ASNs (Global) ----------------------------------------- Bad AS Designation Network Transit AS Description 65456 PRIVATE 5.109.32.0/19 23456 32bit Transition AS 65456 PRIVATE 5.109.96.0/19 23456 32bit Transition AS 30662 UNALLOCATED 8.2.129.0/24 3356 Level 3 Communicatio 53506 UNALLOCATED 8.17.102.0/23 2828 XO Communications 20260 UNALLOCATED 8.25.160.0/24 3356 Level 3 Communicatio 20260 UNALLOCATED 8.25.161.0/24 3356 Level 3 Communicatio 46473 UNALLOCATED 8.27.122.0/24 12180 Internap Network Ser 46473 UNALLOCATED 8.27.124.0/24 12180 Internap Network Ser 22511 UNALLOCATED 8.28.225.0/24 2828 XO Communications 22511 UNALLOCATED 8.36.68.0/24 2828 XO Communications Complete listing at http://thyme.rand.apnic.net/current/data-badAS Advertised Unallocated Addresses -------------------------------- Network Origin AS Description 24.231.96.0/24 21548 MTO Telecom Inc. 27.100.7.0/24 56096 >>UNKNOWN<< 41.73.1.0/24 37004 >>UNKNOWN<< 41.73.2.0/24 37004 >>UNKNOWN<< 41.73.10.0/24 37004 >>UNKNOWN<< 41.73.11.0/24 37004 >>UNKNOWN<< 41.73.12.0/24 37004 >>UNKNOWN<< 41.73.13.0/24 37004 >>UNKNOWN<< 41.73.14.0/24 37004 >>UNKNOWN<< 41.73.15.0/24 37004 >>UNKNOWN<< 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 /9:13 /10:30 /11:91 /12:258 /13:487 /14:980 /15:1705 /16:12999 /17:6957 /18:11701 /19:24652 /20:34964 /21:37252 /22:53685 /23:47081 /24:266970 /25:821 /26:913 /27:397 /28:13 /29:19 /30:10 /31:1 /32:13 Advertised prefixes smaller than registry allocations ----------------------------------------------------- ASN No of nets Total ann. Description 18566 2002 2047 MegaPath Corporation 22773 1811 2563 Cox Communications Inc. 6389 1694 2953 BellSouth.net Inc. 30036 1320 1484 Mediacom Communications Corp 11492 1191 1242 CABLE ONE, INC. 7029 1121 2223 Windstream Communications Inc 6983 1086 1379 ITC^Deltacom 36998 1080 1114 Sudanese Mobile Telephone (ZA 8402 1068 1384 OJSC "Vimpelcom" 34984 1039 1710 TELLCOM ILETISIM HIZMETLERI A Complete listing at http://thyme.rand.apnic.net/current/data-sXXas-nos Number of /24s announced per /8 block (Global) ---------------------------------------------- 1:1158 2:673 3:3 4:15 5:974 6:19 8:714 12:1829 13:4 14:1056 15:14 16:2 17:37 18:21 20:36 23:935 24:1755 27:1760 31:1484 32:43 33:2 34:5 36:136 37:1821 38:974 39:7 40:204 41:3213 42:258 43:84 44:12 45:29 46:2110 47:24 49:729 50:938 52:12 54:47 55:5 56:2 57:29 58:1219 59:608 60:399 61:1573 62:1255 63:1889 64:4383 65:2291 66:4169 67:2079 68:1064 69:3360 70:867 71:441 72:2026 74:2635 75:319 76:407 77:1690 78:849 79:700 80:1309 81:1205 82:759 83:757 84:754 85:1298 86:434 87:1175 88:452 89:1800 90:140 91:5709 92:710 93:1761 94:2071 95:1580 96:530 97:358 98:1089 99:49 100:63 101:847 103:5146 104:39 105:543 106:175 107:629 108:582 109:2023 110:983 111:1364 112:677 113:854 114:895 115:1136 116:1098 117:951 118:1475 119:1403 120:417 121:830 122:2118 123:1333 124:1434 125:1519 128:585 129:339 130:349 131:667 132:418 133:163 134:320 135:74 136:277 137:285 138:363 139:166 140:216 141:386 142:569 143:411 144:505 145:102 146:639 147:481 148:911 149:369 150:198 151:713 152:444 153:220 154:311 155:511 156:353 157:337 158:250 159:912 160:328 161:558 162:1570 163:263 164:696 165:620 166:284 167:631 168:1062 169:125 170:1443 171:190 172:33 173:1608 174:710 175:601 176:1404 177:3262 178:2056 179:720 180:1764 181:1251 182:1564 183:527 184:729 185:1793 186:2877 187:1643 188:2129 189:1508 190:7546 191:405 192:7378 193:5514 194:4030 195:3519 196:1418 197:667 198:5098 199:5527 200:6286 201:2630 202:9094 203:8954 204:4602 205:2671 206:2968 207:2986 208:3983 209:3739 210:3128 211:1730 212:2307 213:2081 214:872 215:87 216:5598 217:1694 218:610 219:330 220:1285 221:629 222:354 223:587 End of report