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[routing-wg] Weekly Routing Table Report
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Routing Analysis Role Account
cscora at apnic.net
Fri Jul 5 20:33:18 CEST 2013
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 at lists.apnic.net For historical data, please see http://thyme.rand.apnic.net. If you have any comments please contact Philip Smith <pfsinoz at gmail.com>. Routing Table Report 04:00 +10GMT Sat 06 Jul, 2013 Report Website: http://thyme.rand.apnic.net Detailed Analysis: http://thyme.rand.apnic.net/current/ Analysis Summary ---------------- BGP routing table entries examined: 457245 Prefixes after maximum aggregation: 186378 Deaggregation factor: 2.45 Unique aggregates announced to Internet: 227307 Total ASes present in the Internet Routing Table: 44422 Prefixes per ASN: 10.29 Origin-only ASes present in the Internet Routing Table: 34778 Origin ASes announcing only one prefix: 16159 Transit ASes present in the Internet Routing Table: 5883 Transit-only ASes present in the Internet Routing Table: 149 Average AS path length visible in the Internet Routing Table: 4.7 Max AS path length visible: 29 Max AS path prepend of ASN ( 36992) 22 Prefixes from unregistered ASNs in the Routing Table: 2057 Unregistered ASNs in the Routing Table: 954 Number of 32-bit ASNs allocated by the RIRs: 4849 Number of 32-bit ASNs visible in the Routing Table: 3761 Prefixes from 32-bit ASNs in the Routing Table: 11148 Special use prefixes present in the Routing Table: 26 Prefixes being announced from unallocated address space: 229 Number of addresses announced to Internet: 2627368716 Equivalent to 156 /8s, 154 /16s and 119 /24s Percentage of available address space announced: 71.0 Percentage of allocated address space announced: 71.0 Percentage of available address space allocated: 100.0 Percentage of address space in use by end-sites: 94.7 Total number of prefixes smaller than registry allocations: 160122 APNIC Region Analysis Summary ----------------------------- Prefixes being announced by APNIC Region ASes: 109526 Total APNIC prefixes after maximum aggregation: 33712 APNIC Deaggregation factor: 3.25 Prefixes being announced from the APNIC address blocks: 111400 Unique aggregates announced from the APNIC address blocks: 45812 APNIC Region origin ASes present in the Internet Routing Table: 4855 APNIC Prefixes per ASN: 22.95 APNIC Region origin ASes announcing only one prefix: 1215 APNIC Region transit ASes present in the Internet Routing Table: 823 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: 594 Number of APNIC addresses announced to Internet: 725326816 Equivalent to 43 /8s, 59 /16s and 155 /24s Percentage of available APNIC address space announced: 84.8 APNIC AS Blocks 4608-4864, 7467-7722, 9216-10239, 17408-18431 (pre-ERX allocations) 23552-24575, 37888-38911, 45056-46079, 55296-56319, 58368-59391, 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: 158961 Total ARIN prefixes after maximum aggregation: 80408 ARIN Deaggregation factor: 1.98 Prefixes being announced from the ARIN address blocks: 159568 Unique aggregates announced from the ARIN address blocks: 73819 ARIN Region origin ASes present in the Internet Routing Table: 15747 ARIN Prefixes per ASN: 10.13 ARIN Region origin ASes announcing only one prefix: 5988 ARIN Region transit ASes present in the Internet Routing Table: 1638 Average ARIN Region AS path length visible: 4.1 Max ARIN Region AS path length visible: 27 Number of ARIN region 32-bit ASNs visible in the Routing Table: 19 Number of ARIN addresses announced to Internet: 1065545024 Equivalent to 63 /8s, 130 /16s and 237 /24s Percentage of available ARIN address space announced: 56.4 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: 117757 Total RIPE prefixes after maximum aggregation: 60247 RIPE Deaggregation factor: 1.95 Prefixes being announced from the RIPE address blocks: 121219 Unique aggregates announced from the RIPE address blocks: 78510 RIPE Region origin ASes present in the Internet Routing Table: 17267 RIPE Prefixes per ASN: 7.02 RIPE Region origin ASes announcing only one prefix: 8183 RIPE Region transit ASes present in the Internet Routing Table: 2837 Average RIPE Region AS path length visible: 5.2 Max RIPE Region AS path length visible: 29 Number of RIPE region 32-bit ASNs visible in the Routing Table: 2372 Number of RIPE addresses announced to Internet: 656761444 Equivalent to 39 /8s, 37 /16s and 98 /24s Percentage of available RIPE address space announced: 95.5 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: 48702 Total LACNIC prefixes after maximum aggregation: 9452 LACNIC Deaggregation factor: 5.15 Prefixes being announced from the LACNIC address blocks: 53152 Unique aggregates announced from the LACNIC address blocks: 24967 LACNIC Region origin ASes present in the Internet Routing Table: 1970 LACNIC Prefixes per ASN: 26.98 LACNIC Region origin ASes announcing only one prefix: 581 LACNIC Region transit ASes present in the Internet Routing Table: 360 Average LACNIC Region AS path length visible: 4.8 Max LACNIC Region AS path length visible: 29 Number of LACNIC region 32-bit ASNs visible in the Routing Table: 770 Number of LACNIC addresses announced to Internet: 133069448 Equivalent to 7 /8s, 238 /16s and 122 /24s Percentage of available LACNIC address space announced: 79.3 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: 11061 Total AfriNIC prefixes after maximum aggregation: 2518 AfriNIC Deaggregation factor: 4.39 Prefixes being announced from the AfriNIC address blocks: 11677 Unique aggregates announced from the AfriNIC address blocks: 3988 AfriNIC Region origin ASes present in the Internet Routing Table: 645 AfriNIC Prefixes per ASN: 18.10 AfriNIC Region origin ASes announcing only one prefix: 192 AfriNIC Region transit ASes present in the Internet Routing Table: 134 Average AfriNIC Region AS path length visible: 4.8 Max AfriNIC Region AS path length visible: 25 Number of AfriNIC region 32-bit ASNs visible in the Routing Table: 6 Number of AfriNIC addresses announced to Internet: 46364160 Equivalent to 2 /8s, 195 /16s and 118 /24s Percentage of available AfriNIC address space announced: 46.1 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 2939 11561 922 Korea Telecom (KIX) 17974 2569 855 92 PT TELEKOMUNIKASI INDONESIA 7545 2026 320 108 TPG Internet Pty Ltd 4755 1754 391 192 TATA Communications formerly 9829 1517 1205 40 BSNL National Internet Backbo 9583 1462 117 563 Sify Limited 4808 1173 2151 340 CNCGROUP IP network: China169 9498 1149 309 71 BHARTI Airtel Ltd. 7552 1130 1080 13 Vietel Corporation 24560 1080 394 164 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 2990 3691 69 bellsouth.net, inc. 18566 2066 382 184 Covad Communications 1785 1997 678 126 PaeTec Communications, Inc. 22773 1988 2927 123 Cox Communications, Inc. 20115 1667 1618 620 Charter Communications 4323 1621 1137 403 Time Warner Telecom 701 1531 11127 798 UUNET Technologies, Inc. 30036 1338 300 662 Mediacom Communications Corp 7018 1295 11035 819 AT&T WorldNet Services 11492 1223 218 359 Cable One 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 1607 544 16 Corbina telecom 34984 1280 244 222 BILISIM TELEKOM 2118 1271 97 13 EUnet/RELCOM Autonomous Syste 20940 907 318 712 Akamai Technologies European 31148 808 40 25 FreeNet ISP 13188 788 95 93 Educational Network 6830 782 2375 439 UPC Distribution Services 8551 780 370 45 Bezeq International 12479 673 789 57 Uni2 Autonomous System 34744 656 171 76 SC GVM SISTEM 2003 SRL 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 2918 1576 107 NET Servicos de Comunicao S.A 10620 2684 421 191 TVCABLE BOGOTA 7303 1732 1155 221 Telecom Argentina Stet-France 8151 1256 2743 382 UniNet S.A. de C.V. 18881 1092 844 20 Global Village Telecom 6503 862 434 65 AVANTEL, S.A. 27947 824 94 93 Telconet S.A 3816 717 306 85 Empresa Nacional de Telecomun 7738 698 1370 35 Telecomunicacoes da Bahia S.A 22047 585 334 15 VTR PUNTO NET 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 1298 80 4 MOBITEL 24863 883 274 30 LINKdotNET AS number 6713 542 617 25 Itissalat Al-MAGHRIB 8452 461 956 9 TEDATA 24835 345 80 8 RAYA Telecom - Egypt 3741 259 922 218 The Internet Solution 15706 222 32 6 Sudatel Internet Exchange Aut 29571 219 17 12 Ci Telecom Autonomous system 36992 203 527 21 Etisalat MISR 12258 194 28 67 Vodacom Internet Company 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 6389 2990 3691 69 bellsouth.net, inc. 4766 2939 11561 922 Korea Telecom (KIX) 28573 2918 1576 107 NET Servicos de Comunicao S.A 10620 2684 421 191 TVCABLE BOGOTA 17974 2569 855 92 PT TELEKOMUNIKASI INDONESIA 18566 2066 382 184 Covad Communications 7545 2026 320 108 TPG Internet Pty Ltd 1785 1997 678 126 PaeTec Communications, Inc. 22773 1988 2927 123 Cox Communications, Inc. 4755 1754 391 192 TATA Communications formerly Complete listing at http://thyme.rand.apnic.net/current/data-ASnet Global Per AS Maximum Aggr summary ---------------------------------- ASN No of nets Net Savings Description 28573 2918 2811 NET Servicos de Comunicao S.A 10620 2684 2493 TVCABLE BOGOTA 17974 2569 2477 PT TELEKOMUNIKASI INDONESIA 4766 2939 2017 Korea Telecom (KIX) 7545 2026 1918 TPG Internet Pty Ltd 18566 2066 1882 Covad Communications 1785 1997 1871 PaeTec Communications, Inc. 22773 1988 1865 Cox Communications, Inc. 8402 1607 1591 Corbina telecom 4755 1754 1562 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 15132 UNALLOCATED 12.9.150.0/24 7018 AT&T WorldNet Servic 30031 UNALLOCATED 12.27.122.0/24 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 17300 UNALLOCATED 12.45.110.0/24 701 UUNET Technologies, 16476 UNALLOCATED 12.46.27.0/24 7018 AT&T WorldNet Servic 14764 UNALLOCATED 12.108.237.0/24 7018 AT&T WorldNet Servic 33649 UNALLOCATED 12.111.112.0/24 19029 New Edge Networks 26064 UNALLOCATED 12.149.37.0/24 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 128.0.0.0/24 2876 Jump Management SRL 128.0.16.0/21 43568 RIPE Network Coordination Cen 128.0.24.0/21 41794 Altline LLC 128.0.42.0/24 60619 >>UNKNOWN<< 128.0.43.0/24 60619 >>UNKNOWN<< 128.0.46.0/23 39743 Mobimax Telecom SRL 128.0.53.0/24 60993 Totalsoft SA 128.0.54.0/24 60972 Carpatair SA 128.0.55.0/24 48571 SC efectRO SRL 128.0.57.0/24 60993 Totalsoft SA Complete listing at http://thyme.rand.apnic.net/current/data-dsua Advertised Unallocated Addresses -------------------------------- Network Origin AS Description 62.61.220.0/24 24974 Tachyon Europe BV - Wireless 62.61.221.0/24 24974 Tachyon Europe BV - Wireless 64.185.224.0/24 27431 JTL Networks Inc. 64.185.225.0/24 27431 JTL Networks Inc. 64.185.226.0/24 27431 JTL Networks Inc. 64.185.227.0/24 27431 JTL Networks Inc. 64.185.228.0/24 27431 JTL Networks Inc. 64.185.229.0/24 27431 JTL Networks Inc. 64.185.230.0/24 27431 JTL Networks Inc. 64.185.231.0/24 27431 JTL Networks Inc. 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 /10:30 /11:92 /12:250 /13:482 /14:899 /15:1603 /16:12708 /17:6636 /18:11097 /19:22496 /20:32068 /21:34463 /22:48120 /23:42352 /24:240124 /25:1274 /26:1533 /27:847 /28:43 /29:67 /30:18 /31:0 /32:16 Advertised prefixes smaller than registry allocations ----------------------------------------------------- ASN No of nets Total ann. Description 18566 2017 2066 Covad Communications 6389 1717 2990 bellsouth.net, inc. 8402 1317 1607 Corbina telecom 22773 1293 1988 Cox Communications, Inc. 36998 1266 1298 MOBITEL 30036 1206 1338 Mediacom Communications Corp 11492 1184 1223 Cable One 1785 1065 1997 PaeTec Communications, Inc. 6983 1015 1144 ITC^Deltacom 10620 998 2684 TVCABLE BOGOTA Complete listing at http://thyme.rand.apnic.net/current/data-sXXas-nos Number of /24s announced per /8 block (Global) ---------------------------------------------- 1:844 2:750 3:3 4:15 5:813 6:16 8:562 12:1920 13:3 14:863 15:11 16:3 17:10 20:17 23:295 24:1771 27:1473 31:1249 32:45 33:2 34:5 36:52 37:1851 38:878 39:2 40:171 41:2791 42:214 44:8 46:1917 47:2 49:664 50:750 52:12 54:35 55:4 57:26 58:1154 59:584 60:328 61:1409 62:1129 63:2013 64:4329 65:2160 66:4173 67:2029 68:1076 69:3279 70:835 71:491 72:1930 74:2465 75:324 76:309 77:1118 78:1011 79:619 80:1274 81:1016 82:630 83:592 84:588 85:1178 86:449 87:1012 88:544 89:1751 90:149 91:5516 92:606 93:1775 94:1895 95:1635 96:523 97:342 98:1016 99:42 100:30 101:320 103:2924 105:519 106:138 107:207 108:513 109:1840 110:912 111:1059 112:543 113:815 114:682 115:964 116:959 117:799 118:1092 119:1315 120:387 121:735 122:1796 123:1216 124:1375 125:1384 128:623 129:225 130:304 131:668 132:359 133:155 134:269 135:68 136:223 137:243 138:340 139:190 140:209 141:326 142:541 143:377 144:482 145:94 146:510 147:386 148:644 149:351 150:146 151:520 152:417 153:189 154:24 155:413 156:265 157:399 158:279 159:712 160:344 161:451 162:470 163:222 164:602 165:498 166:245 167:595 168:1021 169:128 170:1058 171:180 172:21 173:1594 174:544 175:474 176:1118 177:2133 178:1852 179:52 180:1459 181:500 182:1257 183:423 184:668 185:609 186:2303 187:1302 188:2062 189:1274 190:6773 192:6805 193:5850 194:4624 195:3462 196:1362 197:934 198:4504 199:5351 200:5972 201:2149 202:8788 203:8883 204:4510 205:2557 206:2808 207:2848 208:4019 209:3607 210:2923 211:1519 212:2187 213:1985 214:905 215:99 216:5249 217:1619 218:621 219:322 220:1281 221:557 222:321 223:451 End of report
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