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 Sep, 2013 Report Website: http://thyme.rand.apnic.net Detailed Analysis: http://thyme.rand.apnic.net/current/ Analysis Summary ---------------- BGP routing table entries examined: 466753 Prefixes after maximum aggregation: 188207 Deaggregation factor: 2.48 Unique aggregates announced to Internet: 231835 Total ASes present in the Internet Routing Table: 44906 Prefixes per ASN: 10.39 Origin-only ASes present in the Internet Routing Table: 35097 Origin ASes announcing only one prefix: 16257 Transit ASes present in the Internet Routing Table: 5913 Transit-only ASes present in the Internet Routing Table: 165 Average AS path length visible in the Internet Routing Table: 4.7 Max AS path length visible: 30 Max AS path prepend of ASN ( 36992) 22 Prefixes from unregistered ASNs in the Routing Table: 5649 Unregistered ASNs in the Routing Table: 1916 Number of 32-bit ASNs allocated by the RIRs: 5006 Number of 32-bit ASNs visible in the Routing Table: 3896 Prefixes from 32-bit ASNs in the Routing Table: 11954 Special use prefixes present in the Routing Table: 1 Prefixes being announced from unallocated address space: 362 Number of addresses announced to Internet: 2641573844 Equivalent to 157 /8s, 115 /16s and 55 /24s Percentage of available address space announced: 71.4 Percentage of allocated address space announced: 71.4 Percentage of available address space allocated: 100.0 Percentage of address space in use by end-sites: 95.0 Total number of prefixes smaller than registry allocations: 163579 APNIC Region Analysis Summary ----------------------------- Prefixes being announced by APNIC Region ASes: 110477 Total APNIC prefixes after maximum aggregation: 33521 APNIC Deaggregation factor: 3.30 Prefixes being announced from the APNIC address blocks: 112415 Unique aggregates announced from the APNIC address blocks: 46754 APNIC Region origin ASes present in the Internet Routing Table: 4866 APNIC Prefixes per ASN: 23.10 APNIC Region origin ASes announcing only one prefix: 1223 APNIC Region transit ASes present in the Internet Routing Table: 829 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: 661 Number of APNIC addresses announced to Internet: 728202176 Equivalent to 43 /8s, 103 /16s and 123 /24s Percentage of available APNIC address space announced: 85.1 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: 161488 Total ARIN prefixes after maximum aggregation: 81121 ARIN Deaggregation factor: 1.99 Prefixes being announced from the ARIN address blocks: 162089 Unique aggregates announced from the ARIN address blocks: 75491 ARIN Region origin ASes present in the Internet Routing Table: 15867 ARIN Prefixes per ASN: 10.22 ARIN Region origin ASes announcing only one prefix: 6025 ARIN Region transit ASes present in the Internet Routing Table: 1661 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: 20 Number of ARIN addresses announced to Internet: 1071412992 Equivalent to 63 /8s, 220 /16s and 119 /24s Percentage of available ARIN address space announced: 56.7 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: 119588 Total RIPE prefixes after maximum aggregation: 61203 RIPE Deaggregation factor: 1.95 Prefixes being announced from the RIPE address blocks: 123427 Unique aggregates announced from the RIPE address blocks: 79478 RIPE Region origin ASes present in the Internet Routing Table: 17412 RIPE Prefixes per ASN: 7.09 RIPE Region origin ASes announcing only one prefix: 8246 RIPE Region transit ASes present in the Internet Routing Table: 2819 Average RIPE Region AS path length visible: 5.2 Max RIPE Region AS path length visible: 30 Number of RIPE region 32-bit ASNs visible in the Routing Table: 2390 Number of RIPE addresses announced to Internet: 657143780 Equivalent to 39 /8s, 43 /16s and 55 /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: 51499 Total LACNIC prefixes after maximum aggregation: 9762 LACNIC Deaggregation factor: 5.28 Prefixes being announced from the LACNIC address blocks: 56191 Unique aggregates announced from the LACNIC address blocks: 25825 LACNIC Region origin ASes present in the Internet Routing Table: 2011 LACNIC Prefixes per ASN: 27.94 LACNIC Region origin ASes announcing only one prefix: 566 LACNIC Region transit ASes present in the Internet Routing Table: 379 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: 819 Number of LACNIC addresses announced to Internet: 137498160 Equivalent to 8 /8s, 50 /16s and 14 /24s Percentage of available LACNIC address space announced: 82.0 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: 11655 Total AfriNIC prefixes after maximum aggregation: 2549 AfriNIC Deaggregation factor: 4.57 Prefixes being announced from the AfriNIC address blocks: 12269 Unique aggregates announced from the AfriNIC address blocks: 3952 AfriNIC Region origin ASes present in the Internet Routing Table: 652 AfriNIC Prefixes per ASN: 18.82 AfriNIC Region origin ASes announcing only one prefix: 197 AfriNIC Region transit ASes present in the Internet Routing Table: 138 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: 6 Number of AfriNIC addresses announced to Internet: 46563072 Equivalent to 2 /8s, 198 /16s and 127 /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 2919 11561 924 Korea Telecom (KIX) 17974 2667 903 91 PT TELEKOMUNIKASI INDONESIA 7545 2068 321 112 TPG Internet Pty Ltd 4755 1769 390 190 TATA Communications formerly 9829 1547 1237 46 BSNL National Internet Backbo 9583 1229 92 508 Sify Limited 9498 1184 309 70 BHARTI Airtel Ltd. 4808 1160 2129 342 CNCGROUP IP network: China169 7552 1139 1080 13 Vietel Corporation 24560 1090 394 160 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 3068 3689 62 bellsouth.net, inc. 18566 2065 382 184 Covad Communications 22773 2041 2933 125 Cox Communications, Inc. 1785 2013 679 125 PaeTec Communications, Inc. 20115 1675 1645 630 Charter Communications 4323 1618 1119 410 Time Warner Telecom 701 1520 11119 796 UUNET Technologies, Inc. 30036 1344 301 643 Mediacom Communications Corp 7018 1313 11277 827 AT&T WorldNet Services 11492 1220 218 366 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 1724 544 16 Corbina telecom 34984 1314 244 221 BILISIM TELEKOM 2118 1179 97 13 EUnet/RELCOM Autonomous Syste 20940 987 355 766 Akamai Technologies European 31148 982 43 18 FreeNet ISP 6830 895 2367 427 UPC Distribution Services 13188 847 99 72 Educational Network 8551 752 370 41 Bezeq International 12479 687 797 53 Uni2 Autonomous System 58113 541 55 339 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 3232 1719 96 NET Servicos de Comunicao S.A 10620 2547 416 259 TVCABLE BOGOTA 7303 1693 1118 223 Telecom Argentina Stet-France 18881 1430 844 20 Global Village Telecom 8151 1282 2775 386 UniNet S.A. de C.V. 14522 987 150 9 SatNet S.A. 11830 926 364 15 Instituto Costarricense de El 27947 838 94 91 Telconet S.A 6503 812 434 64 AVANTEL, S.A. 7738 764 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 1861 112 5 MOBITEL 24863 869 274 30 LINKdotNET AS number 6713 543 633 26 Itissalat Al-MAGHRIB 8452 435 956 9 TEDATA 24835 291 80 8 RAYA Telecom - Egypt 3741 257 921 216 The Internet Solution 36992 222 501 28 Etisalat MISR 15706 221 32 6 Sudatel Internet Exchange Aut 29571 220 17 12 Ci Telecom Autonomous system 12258 193 28 71 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 28573 3232 1719 96 NET Servicos de Comunicao S.A 6389 3068 3689 62 bellsouth.net, inc. 4766 2919 11561 924 Korea Telecom (KIX) 17974 2667 903 91 PT TELEKOMUNIKASI INDONESIA 10620 2547 416 259 TVCABLE BOGOTA 7545 2068 321 112 TPG Internet Pty Ltd 18566 2065 382 184 Covad Communications 22773 2041 2933 125 Cox Communications, Inc. 1785 2013 679 125 PaeTec Communications, Inc. 36998 1861 112 5 MOBITEL 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 3068 3006 bellsouth.net, inc. 17974 2667 2576 PT TELEKOMUNIKASI INDONESIA 10620 2547 2288 TVCABLE BOGOTA 4766 2919 1995 Korea Telecom (KIX) 7545 2068 1956 TPG Internet Pty Ltd 22773 2041 1916 Cox Communications, Inc. 1785 2013 1888 PaeTec Communications, Inc. 18566 2065 1881 Covad Communications 36998 1861 1856 MOBITEL 8402 1724 1708 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 62719 UNALLOCATED 12.27.130.0/24 4323 Time Warner Telecom 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 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. 23.90.192.0/18 36086 Broad Communications Technolo 23.91.0.0/19 40676 Psychz Networks 23.91.32.0/19 36315 Servpac Inc. 23.92.16.0/21 8001 Net Access Corporation 23.92.24.0/22 6939 Hurricane Electric 23.92.48.0/20 29761 OC3 Networks & Web Solutions, 23.92.64.0/24 54540 Incero LLC 23.92.65.0/24 54540 Incero LLC 23.92.66.0/24 54540 Incero LLC 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 /11:93 /12:250 /13:479 /14:911 /15:1612 /16:12783 /17:6696 /18:11128 /19:22799 /20:32381 /21:35037 /22:49361 /23:43119 /24:247605 /25:827 /26:990 /27:467 /28:48 /29:77 /30:19 /31:0 /32:14 Advertised prefixes smaller than registry allocations ----------------------------------------------------- ASN No of nets Total ann. Description 18566 2016 2065 Covad Communications 36998 1826 1861 MOBITEL 6389 1713 3068 bellsouth.net, inc. 8402 1447 1724 Corbina telecom 22773 1327 2041 Cox Communications, Inc. 30036 1207 1344 Mediacom Communications Corp 11492 1181 1220 Cable One 1785 1085 2013 PaeTec Communications, Inc. 6983 1025 1152 ITC^Deltacom 7011 933 1176 Citizens Utilities Complete listing at http://thyme.rand.apnic.net/current/data-sXXas-nos Number of /24s announced per /8 block (Global) ---------------------------------------------- 1:809 2:844 3:3 4:19 5:940 6:19 8:614 12:1894 13:2 14:867 15:11 16:3 17:11 18:19 20:18 23:377 24:1744 27:1565 31:1436 32:45 33:2 34:5 36:71 37:1863 38:898 39:4 40:179 41:3294 42:255 44:9 46:1972 47:4 49:665 50:840 52:12 54:37 55:7 57:26 58:1168 59:621 60:336 61:1415 62:1225 63:1990 64:4558 65:2311 66:4166 67:2064 68:1090 69:3302 70:863 71:496 72:2007 74:2549 75:329 76:304 77:1163 78:1056 79:625 80:1318 81:1024 82:646 83:582 84:581 85:1264 86:483 87:1049 88:556 89:1833 90:158 91:5623 92:604 93:1675 94:2027 95:1569 96:509 97:339 98:1041 99:44 100:29 101:598 103:3292 105:519 106:142 107:207 108:501 109:1878 110:963 111:1129 112:568 113:792 114:732 115:987 116:977 117:818 118:1124 119:1287 120:366 121:740 122:1872 123:1249 124:1387 125:1422 128:614 129:221 130:318 131:671 132:351 133:161 134:287 135:67 136:272 137:267 138:348 139:180 140:196 141:325 142:554 143:387 144:493 145:100 146:529 147:490 148:691 149:356 150:152 151:581 152:416 153:195 154:30 155:480 156:274 157:409 158:284 159:754 160:350 161:458 162:629 163:226 164:626 165:561 166:256 167:606 168:1033 169:125 170:1083 171:194 172:25 173:1600 174:520 175:499 176:1190 177:2148 178:1907 179:113 180:1528 181:706 182:1264 183:436 184:633 185:809 186:2475 187:1448 188:1896 189:1308 190:7263 192:6915 193:5705 194:4650 195:3573 196:1340 197:1011 198:4664 199:5445 200:6059 201:2608 202:8941 203:8920 204:4521 205:2619 206:2835 207:2901 208:4003 209:3623 210:2945 211:1560 212:2265 213:2056 214:919 215:100 216:5287 217:1653 218:623 219:312 220:1277 221:557 222:326 223:499 End of report