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 08 Jun, 2013 Report Website: http://thyme.rand.apnic.net Detailed Analysis: http://thyme.rand.apnic.net/current/ Analysis Summary ---------------- BGP routing table entries examined: 455106 Prefixes after maximum aggregation: 185702 Deaggregation factor: 2.45 Unique aggregates announced to Internet: 225482 Total ASes present in the Internet Routing Table: 44265 Prefixes per ASN: 10.28 Origin-only ASes present in the Internet Routing Table: 34687 Origin ASes announcing only one prefix: 16161 Transit ASes present in the Internet Routing Table: 5879 Transit-only ASes present in the Internet Routing Table: 147 Average AS path length visible in the Internet Routing Table: 4.6 Max AS path length visible: 30 Max AS path prepend of ASN ( 55644) 23 Prefixes from unregistered ASNs in the Routing Table: 331 Unregistered ASNs in the Routing Table: 139 Number of 32-bit ASNs allocated by the RIRs: 4787 Number of 32-bit ASNs visible in the Routing Table: 3699 Prefixes from 32-bit ASNs in the Routing Table: 10729 Special use prefixes present in the Routing Table: 26 Prefixes being announced from unallocated address space: 226 Number of addresses announced to Internet: 2623669644 Equivalent to 156 /8s, 98 /16s and 5 /24s Percentage of available address space announced: 70.9 Percentage of allocated address space announced: 70.9 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: 159823 APNIC Region Analysis Summary ----------------------------- Prefixes being announced by APNIC Region ASes: 109375 Total APNIC prefixes after maximum aggregation: 33513 APNIC Deaggregation factor: 3.26 Prefixes being announced from the APNIC address blocks: 110866 Unique aggregates announced from the APNIC address blocks: 45108 APNIC Region origin ASes present in the Internet Routing Table: 4855 APNIC Prefixes per ASN: 22.84 APNIC Region origin ASes announcing only one prefix: 1227 APNIC Region transit ASes present in the Internet Routing Table: 825 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: 563 Number of APNIC addresses announced to Internet: 724781792 Equivalent to 43 /8s, 51 /16s and 74 /24s Percentage of available APNIC address space announced: 84.7 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: 158557 Total ARIN prefixes after maximum aggregation: 80320 ARIN Deaggregation factor: 1.97 Prefixes being announced from the ARIN address blocks: 159120 Unique aggregates announced from the ARIN address blocks: 73458 ARIN Region origin ASes present in the Internet Routing Table: 15729 ARIN Prefixes per ASN: 10.12 ARIN Region origin ASes announcing only one prefix: 5984 ARIN Region transit ASes present in the Internet Routing Table: 1653 Average ARIN Region AS path length visible: 4.2 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: 1064524096 Equivalent to 63 /8s, 115 /16s and 89 /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, 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: 117096 Total RIPE prefixes after maximum aggregation: 60007 RIPE Deaggregation factor: 1.95 Prefixes being announced from the RIPE address blocks: 120642 Unique aggregates announced from the RIPE address blocks: 78094 RIPE Region origin ASes present in the Internet Routing Table: 17224 RIPE Prefixes per ASN: 7.00 RIPE Region origin ASes announcing only one prefix: 8185 RIPE Region transit ASes present in the Internet Routing Table: 2823 Average RIPE Region AS path length visible: 5.1 Max RIPE Region AS path length visible: 29 Number of RIPE region 32-bit ASNs visible in the Routing Table: 2349 Number of RIPE addresses announced to Internet: 656568420 Equivalent to 39 /8s, 34 /16s and 112 /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: 48355 Total LACNIC prefixes after maximum aggregation: 9319 LACNIC Deaggregation factor: 5.19 Prefixes being announced from the LACNIC address blocks: 52748 Unique aggregates announced from the LACNIC address blocks: 24740 LACNIC Region origin ASes present in the Internet Routing Table: 1953 LACNIC Prefixes per ASN: 27.01 LACNIC Region origin ASes announcing only one prefix: 583 LACNIC Region transit ASes present in the Internet Routing Table: 361 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: 762 Number of LACNIC addresses announced to Internet: 130842376 Equivalent to 7 /8s, 204 /16s and 127 /24s Percentage of available LACNIC address space announced: 78.0 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: 10894 Total AfriNIC prefixes after maximum aggregation: 2500 AfriNIC Deaggregation factor: 4.36 Prefixes being announced from the AfriNIC address blocks: 11504 Unique aggregates announced from the AfriNIC address blocks: 3873 AfriNIC Region origin ASes present in the Internet Routing Table: 628 AfriNIC Prefixes per ASN: 18.32 AfriNIC Region origin ASes announcing only one prefix: 182 AfriNIC Region transit ASes present in the Internet Routing Table: 130 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: 46672128 Equivalent to 2 /8s, 200 /16s and 41 /24s Percentage of available AfriNIC address space announced: 46.4 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 2958 11559 926 Korea Telecom (KIX) 17974 2524 855 91 PT TELEKOMUNIKASI INDONESIA 7545 1992 320 108 TPG Internet Pty Ltd 4755 1738 391 191 TATA Communications formerly 9829 1500 1205 40 BSNL National Internet Backbo 9583 1221 91 503 Sify Limited 7552 1164 1080 13 Vietel Corporation 4808 1141 2123 333 CNCGROUP IP network: China169 9498 1127 309 70 BHARTI Airtel Ltd. 24560 1077 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 3015 3691 75 bellsouth.net, inc. 18566 2065 382 184 Covad Communications 1785 1991 677 123 PaeTec Communications, Inc. 22773 1989 2929 125 Cox Communications, Inc. 20115 1664 1616 617 Charter Communications 4323 1618 1138 403 Time Warner Telecom 701 1533 11075 840 UUNET Technologies, Inc. 30036 1333 298 644 Mediacom Communications Corp 7018 1293 11038 833 AT&T WorldNet Services 11492 1218 216 359 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 1684 544 16 Corbina telecom 34984 1271 244 223 BILISIM TELEKOM 2118 1069 97 13 EUnet/RELCOM Autonomous Syste 20940 896 315 702 Akamai Technologies European 13188 830 98 74 Educational Network 31148 812 41 25 FreeNet ISP 8551 773 370 43 Bezeq International 6830 768 2376 441 UPC Distribution Services 34744 676 173 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 2827 1558 111 NET Servicos de Comunicao S.A 10620 2650 417 218 TVCABLE BOGOTA 7303 1732 1155 221 Telecom Argentina Stet-France 8151 1271 2710 407 UniNet S.A. de C.V. 18881 972 780 19 Global Village Telecom 6503 873 434 65 AVANTEL, S.A. 27947 836 89 104 Telconet S.A 3816 711 306 85 Empresa Nacional de Telecomun 7738 698 1370 35 Telecomunicacoes da Bahia S.A 6147 665 374 25 Telefonica Del Peru 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 887 274 32 LINKdotNET AS number 6713 542 617 25 Itissalat Al-MAGHRIB 8452 446 956 9 TEDATA 24835 345 80 8 RAYA Telecom - Egypt 3741 259 906 218 The Internet Solution 15706 222 32 6 Sudatel Internet Exchange Aut 29571 205 17 9 Ci Telecom Autonomous system 12258 193 28 67 Vodacom Internet Company 29975 191 667 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 6389 3015 3691 75 bellsouth.net, inc. 4766 2958 11559 926 Korea Telecom (KIX) 28573 2827 1558 111 NET Servicos de Comunicao S.A 10620 2650 417 218 TVCABLE BOGOTA 17974 2524 855 91 PT TELEKOMUNIKASI INDONESIA 18566 2065 382 184 Covad Communications 7545 1992 320 108 TPG Internet Pty Ltd 1785 1991 677 123 PaeTec Communications, Inc. 22773 1989 2929 125 Cox Communications, Inc. 4755 1738 391 191 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 2827 2716 NET Servicos de Comunicao S.A 17974 2524 2433 PT TELEKOMUNIKASI INDONESIA 10620 2650 2432 TVCABLE BOGOTA 4766 2958 2032 Korea Telecom (KIX) 7545 1992 1884 TPG Internet Pty Ltd 18566 2065 1881 Covad Communications 1785 1991 1868 PaeTec Communications, Inc. 22773 1989 1864 Cox Communications, Inc. 8402 1684 1668 Corbina telecom 4755 1738 1547 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 128.0.46.0/23 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 /11:91 /12:250 /13:484 /14:901 /15:1599 /16:12696 /17:6638 /18:11162 /19:22169 /20:32006 /21:34349 /22:47488 /23:42257 /24:238977 /25:1318 /26:1660 /27:855 /28:46 /29:65 /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 3015 bellsouth.net, inc. 8402 1370 1684 Corbina telecom 22773 1296 1989 Cox Communications, Inc. 36998 1231 1237 MOBITEL 30036 1202 1333 Mediacom Communications Corp 11492 1180 1218 Cable One 1785 1062 1991 PaeTec Communications, Inc. 6983 1011 1138 ITC^Deltacom 10620 990 2650 TVCABLE BOGOTA Complete listing at http://thyme.rand.apnic.net/current/data-sXXas-nos Number of /24s announced per /8 block (Global) ---------------------------------------------- 1:821 2:778 3:3 4:15 5:771 6:11 8:558 12:1927 13:3 14:831 15:11 16:3 17:10 20:17 23:369 24:1769 27:1478 31:1322 32:57 33:2 34:5 36:32 37:1851 38:871 39:2 40:171 41:2810 42:194 44:6 46:1933 47:2 49:641 50:716 52:12 54:33 55:5 57:27 58:1164 59:572 60:314 61:1407 62:1123 63:2034 64:4324 65:2164 66:4177 67:2049 68:1074 69:3263 70:787 71:487 72:1914 74:2476 75:323 76:301 77:1131 78:1025 79:619 80:1269 81:1004 82:624 83:574 84:534 85:1164 86:453 87:992 88:537 89:1763 90:147 91:5531 92:590 93:1673 94:1856 95:1459 96:512 97:344 98:1002 99:42 100:31 101:323 103:2735 105:519 106:149 107:208 108:510 109:1820 110:896 111:1046 112:539 113:813 114:695 115:958 116:933 117:800 118:1083 119:1301 120:408 121:729 122:1794 123:1217 124:1362 125:1356 128:648 129:224 130:325 131:654 132:342 133:148 134:267 135:66 136:224 137:239 138:345 139:194 140:211 141:327 142:536 143:392 144:497 145:93 146:510 147:382 148:684 149:368 150:162 151:500 152:417 153:193 154:41 155:402 156:267 157:397 158:278 159:729 160:339 161:432 162:409 163:221 164:599 165:495 166:271 167:594 168:1021 169:129 170:1052 171:181 172:21 173:1594 174:544 175:470 176:1144 177:2087 178:1863 179:27 180:1458 181:450 182:1215 183:387 184:693 185:512 186:2281 187:1298 188:2135 189:1259 190:6822 192:6651 193:5668 194:4591 195:3423 196:1349 197:904 198:4483 199:5329 200:5979 201:2250 202:8825 203:8896 204:4499 205:2572 206:2802 207:2849 208:4060 209:3620 210:2964 211:1507 212:2185 213:1979 214:924 215:98 216:5233 217:1616 218:618 219:349 220:1264 221:558 222:321 223:456 End of report