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[routing-wg] Weekly Routing Table Report
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Routing Analysis Role Account
cscora at apnic.net
Fri May 31 20:39:31 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 01 Jun, 2013 Report Website: http://thyme.rand.apnic.net Detailed Analysis: http://thyme.rand.apnic.net/current/ Analysis Summary ---------------- BGP routing table entries examined: 455214 Prefixes after maximum aggregation: 185422 Deaggregation factor: 2.46 Unique aggregates announced to Internet: 224816 Total ASes present in the Internet Routing Table: 44200 Prefixes per ASN: 10.30 Origin-only ASes present in the Internet Routing Table: 34661 Origin ASes announcing only one prefix: 16138 Transit ASes present in the Internet Routing Table: 5862 Transit-only ASes present in the Internet Routing Table: 150 Average AS path length visible in the Internet Routing Table: 4.6 Max AS path length visible: 54 Max AS path prepend of ASN ( 56484) 51 Prefixes from unregistered ASNs in the Routing Table: 315 Unregistered ASNs in the Routing Table: 130 Number of 32-bit ASNs allocated by the RIRs: 4781 Number of 32-bit ASNs visible in the Routing Table: 3677 Prefixes from 32-bit ASNs in the Routing Table: 10524 Special use prefixes present in the Routing Table: 26 Prefixes being announced from unallocated address space: 235 Number of addresses announced to Internet: 2620299948 Equivalent to 156 /8s, 46 /16s and 154 /24s Percentage of available address space announced: 70.8 Percentage of allocated address space announced: 70.8 Percentage of available address space allocated: 100.0 Percentage of address space in use by end-sites: 94.6 Total number of prefixes smaller than registry allocations: 160166 APNIC Region Analysis Summary ----------------------------- Prefixes being announced by APNIC Region ASes: 109303 Total APNIC prefixes after maximum aggregation: 33546 APNIC Deaggregation factor: 3.26 Prefixes being announced from the APNIC address blocks: 110744 Unique aggregates announced from the APNIC address blocks: 45098 APNIC Region origin ASes present in the Internet Routing Table: 4852 APNIC Prefixes per ASN: 22.82 APNIC Region origin ASes announcing only one prefix: 1221 APNIC Region transit ASes present in the Internet Routing Table: 822 Average APNIC Region AS path length visible: 4.8 Max APNIC Region AS path length visible: 30 Number of APNIC region 32-bit ASNs visible in the Routing Table: 547 Number of APNIC addresses announced to Internet: 722414304 Equivalent to 43 /8s, 15 /16s and 42 /24s Percentage of available APNIC address space announced: 84.4 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: 159792 Total ARIN prefixes after maximum aggregation: 80132 ARIN Deaggregation factor: 1.99 Prefixes being announced from the ARIN address blocks: 160347 Unique aggregates announced from the ARIN address blocks: 73391 ARIN Region origin ASes present in the Internet Routing Table: 15711 ARIN Prefixes per ASN: 10.21 ARIN Region origin ASes announcing only one prefix: 5978 ARIN Region transit ASes present in the Internet Routing Table: 1639 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: 1064198208 Equivalent to 63 /8s, 110 /16s and 96 /24s Percentage of available ARIN address space announced: 56.3 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, 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: 116865 Total RIPE prefixes after maximum aggregation: 59837 RIPE Deaggregation factor: 1.95 Prefixes being announced from the RIPE address blocks: 120385 Unique aggregates announced from the RIPE address blocks: 77846 RIPE Region origin ASes present in the Internet Routing Table: 17210 RIPE Prefixes per ASN: 7.00 RIPE Region origin ASes announcing only one prefix: 8176 RIPE Region transit ASes present in the Internet Routing Table: 2821 Average RIPE Region AS path length visible: 5.1 Max RIPE Region AS path length visible: 54 Number of RIPE region 32-bit ASNs visible in the Routing Table: 2345 Number of RIPE addresses announced to Internet: 656498020 Equivalent to 39 /8s, 33 /16s and 93 /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, 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: 47792 Total LACNIC prefixes after maximum aggregation: 9344 LACNIC Deaggregation factor: 5.11 Prefixes being announced from the LACNIC address blocks: 52052 Unique aggregates announced from the LACNIC address blocks: 24378 LACNIC Region origin ASes present in the Internet Routing Table: 1948 LACNIC Prefixes per ASN: 26.72 LACNIC Region origin ASes announcing only one prefix: 580 LACNIC Region transit ASes present in the Internet Routing Table: 358 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: 760 Number of LACNIC addresses announced to Internet: 130286632 Equivalent to 7 /8s, 196 /16s and 4 /24s Percentage of available LACNIC address space announced: 77.7 LACNIC AS Blocks 26592-26623, 27648-28671, 52224-53247, 61440-62463, 262144-263167 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: 10851 Total AfriNIC prefixes after maximum aggregation: 2523 AfriNIC Deaggregation factor: 4.30 Prefixes being announced from the AfriNIC address blocks: 11451 Unique aggregates announced from the AfriNIC address blocks: 3885 AfriNIC Region origin ASes present in the Internet Routing Table: 625 AfriNIC Prefixes per ASN: 18.32 AfriNIC Region origin ASes announcing only one prefix: 183 AfriNIC Region transit ASes present in the Internet Routing Table: 131 Average AfriNIC Region AS path length visible: 4.8 Max AfriNIC Region AS path length visible: 18 Number of AfriNIC region 32-bit ASNs visible in the Routing Table: 6 Number of AfriNIC addresses announced to Internet: 46610176 Equivalent to 2 /8s, 199 /16s and 55 /24s Percentage of available AfriNIC address space announced: 46.3 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 2959 11559 926 Korea Telecom (KIX) 17974 2519 839 86 PT TELEKOMUNIKASI INDONESIA 7545 1983 320 108 TPG Internet Pty Ltd 4755 1734 391 192 TATA Communications formerly 9829 1514 1205 40 BSNL National Internet Backbo 9583 1220 91 503 Sify Limited 7552 1152 1080 13 Vietel Corporation 4808 1141 2121 331 CNCGROUP IP network: China169 9498 1120 309 70 BHARTI Airtel Ltd. 24560 1076 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 3017 3692 77 bellsouth.net, inc. 7029 2070 1265 211 Windstream Communications Inc 18566 2065 382 184 Covad Communications 1785 1991 677 123 PaeTec Communications, Inc. 22773 1983 2929 125 Cox Communications, Inc. 20115 1671 1611 611 Charter Communications 4323 1612 1139 401 Time Warner Telecom 701 1587 11075 841 UUNET Technologies, Inc. 30036 1334 298 642 Mediacom Communications Corp 7018 1306 11059 838 AT&T WorldNet Services 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 1586 544 16 Corbina telecom 2118 1260 97 13 EUnet/RELCOM Autonomous Syste 34984 1215 240 222 BILISIM TELEKOM 20940 876 307 684 Akamai Technologies European 13188 828 98 73 Educational Network 31148 794 39 23 FreeNet ISP 8551 773 370 43 Bezeq International 6830 771 2377 444 UPC Distribution Services 34744 684 173 59 SC GVM SISTEM 2003 SRL 58113 666 74 386 LIR DATACENTER TELECOM 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 2791 1533 112 NET Servicos de Comunicao S.A 10620 2633 414 231 TVCABLE BOGOTA 7303 1723 1154 219 Telecom Argentina Stet-France 8151 1272 2710 406 UniNet S.A. de C.V. 18881 958 780 19 Global Village Telecom 6503 926 434 65 AVANTEL, S.A. 27947 838 89 102 Telconet S.A 3816 710 306 85 Empresa Nacional de Telecomun 7738 698 1370 35 Telecomunicacoes da Bahia S.A 11172 608 87 64 Servicios Alestra S.A de C.V 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 1237 80 4 MOBITEL 24863 892 274 33 LINKdotNET AS number 6713 542 617 25 Itissalat Al-MAGHRIB 8452 437 956 9 TEDATA 24835 345 80 8 RAYA Telecom - Egypt 3741 261 906 220 The Internet Solution 15706 222 32 6 Sudatel Internet Exchange Aut 12258 193 28 67 Vodacom Internet Company 29975 191 667 21 Vodacom 36992 189 527 22 Etisalat MISR 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 3017 3692 77 bellsouth.net, inc. 4766 2959 11559 926 Korea Telecom (KIX) 28573 2791 1533 112 NET Servicos de Comunicao S.A 10620 2633 414 231 TVCABLE BOGOTA 17974 2519 839 86 PT TELEKOMUNIKASI INDONESIA 7029 2070 1265 211 Windstream Communications Inc 18566 2065 382 184 Covad Communications 1785 1991 677 123 PaeTec Communications, Inc. 7545 1983 320 108 TPG Internet Pty Ltd 22773 1983 2929 125 Cox Communications, Inc. 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 2791 2679 NET Servicos de Comunicao S.A 17974 2519 2433 PT TELEKOMUNIKASI INDONESIA 10620 2633 2402 TVCABLE BOGOTA 4766 2959 2033 Korea Telecom (KIX) 18566 2065 1881 Covad Communications 7545 1983 1875 TPG Internet Pty Ltd 1785 1991 1868 PaeTec Communications, Inc. 7029 2070 1859 Windstream Communications Inc 22773 1983 1858 Cox Communications, Inc. 8402 1586 1570 Corbina telecom 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 128.0.46.0/23 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 128.0.58.0/23 9050 RTD-ROMTELECOM Autonomous Sys 128.0.60.0/24 9050 RTD-ROMTELECOM Autonomous Sys 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 /11:88 /12:249 /13:483 /14:899 /15:1595 /16:12688 /17:6658 /18:11175 /19:22184 /20:32051 /21:34277 /22:47494 /23:42375 /24:238957 /25:1316 /26:1665 /27:855 /28:46 /29:64 /30:18 /31:0 /32:20 Advertised prefixes smaller than registry allocations ----------------------------------------------------- ASN No of nets Total ann. Description 18566 2016 2065 Covad Communications 6389 1732 3017 bellsouth.net, inc. 7029 1580 2070 Windstream Communications Inc 22773 1290 1983 Cox Communications, Inc. 8402 1280 1586 Corbina telecom 36998 1231 1237 MOBITEL 30036 1203 1334 Mediacom Communications Corp 11492 1180 1219 Cable One 1785 1062 1991 PaeTec Communications, Inc. 6983 1009 1136 ITC^Deltacom Complete listing at http://thyme.rand.apnic.net/current/data-sXXas-nos Number of /24s announced per /8 block (Global) ---------------------------------------------- 1:812 2:676 3:3 4:15 5:756 6:9 8:557 12:1924 13:3 14:826 15:11 16:3 17:9 20:17 23:274 24:1771 27:1478 31:1306 32:57 33:2 34:5 36:28 37:1869 38:876 39:2 40:172 41:2800 42:192 44:6 46:1910 47:2 49:650 50:717 52:12 54:33 55:9 57:26 58:1173 59:570 60:313 61:1408 62:1111 63:2035 64:4355 65:2174 66:4379 67:2063 68:1124 69:3312 70:882 71:566 72:1924 74:2559 75:413 76:304 77:1115 78:1019 79:616 80:1264 81:1000 82:623 83:571 84:534 85:1161 86:455 87:989 88:534 89:1738 90:147 91:5495 92:592 93:1666 94:1841 95:1487 96:516 97:344 98:1040 99:41 100:31 101:325 103:2646 105:519 106:150 107:208 108:519 109:1824 110:895 111:1037 112:539 113:799 114:693 115:951 116:920 117:796 118:1082 119:1298 120:405 121:726 122:1798 123:1212 124:1356 125:1355 128:643 129:221 130:326 131:655 132:342 133:148 134:265 135:67 136:222 137:263 138:347 139:196 140:210 141:327 142:541 143:372 144:496 145:93 146:503 147:395 148:683 149:368 150:158 151:567 152:416 153:193 154:41 155:398 156:267 157:398 158:278 159:729 160:337 161:431 162:438 163:219 164:599 165:446 166:289 167:592 168:1029 169:129 170:1025 171:181 172:21 173:1660 174:606 175:477 176:1110 177:2006 178:1860 179:14 180:1452 181:434 182:1211 183:389 184:670 185:490 186:2270 187:1307 188:2145 189:1322 190:6376 192:6648 193:5870 194:4594 195:3424 196:1359 197:908 198:4467 199:5319 200:5922 201:2276 202:8836 203:8877 204:4503 205:2560 206:2811 207:2886 208:4043 209:3648 210:2974 211:1509 212:2199 213:1919 214:917 215:98 216:5234 217:1599 218:618 219:331 220:1260 221:558 222:321 223:451 End of report
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