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 10 Nov, 2012 Report Website: http://thyme.rand.apnic.net Detailed Analysis: http://thyme.rand.apnic.net/current/ Analysis Summary ---------------- BGP routing table entries examined: 430598 Prefixes after maximum aggregation: 179737 Deaggregation factor: 2.40 Unique aggregates announced to Internet: 211964 Total ASes present in the Internet Routing Table: 42546 Prefixes per ASN: 10.12 Origin-only ASes present in the Internet Routing Table: 33796 Origin ASes announcing only one prefix: 15820 Transit ASes present in the Internet Routing Table: 5667 Transit-only ASes present in the Internet Routing Table: 143 Average AS path length visible in the Internet Routing Table: 4.6 Max AS path length visible: 41 Max AS path prepend of ASN ( 22394) 37 Prefixes from unregistered ASNs in the Routing Table: 1021 Unregistered ASNs in the Routing Table: 362 Number of 32-bit ASNs allocated by the RIRs: 3454 Number of 32-bit ASNs visible in the Routing Table: 3083 Prefixes from 32-bit ASNs in the Routing Table: 8404 Special use prefixes present in the Routing Table: 14 Prefixes being announced from unallocated address space: 159 Number of addresses announced to Internet: 2613326316 Equivalent to 155 /8s, 196 /16s and 49 /24s Percentage of available address space announced: 70.6 Percentage of allocated address space announced: 70.6 Percentage of available address space allocated: 100.0 Percentage of address space in use by end-sites: 93.8 Total number of prefixes smaller than registry allocations: 151196 APNIC Region Analysis Summary ----------------------------- Prefixes being announced by APNIC Region ASes: 104236 Total APNIC prefixes after maximum aggregation: 32552 APNIC Deaggregation factor: 3.20 Prefixes being announced from the APNIC address blocks: 105065 Unique aggregates announced from the APNIC address blocks: 43031 APNIC Region origin ASes present in the Internet Routing Table: 4787 APNIC Prefixes per ASN: 21.95 APNIC Region origin ASes announcing only one prefix: 1247 APNIC Region transit ASes present in the Internet Routing Table: 780 Average APNIC Region AS path length visible: 4.6 Max APNIC Region AS path length visible: 26 Number of APNIC region 32-bit ASNs visible in the Routing Table: 354 Number of APNIC addresses announced to Internet: 714174880 Equivalent to 42 /8s, 145 /16s and 113 /24s Percentage of available APNIC address space announced: 83.5 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: 155121 Total ARIN prefixes after maximum aggregation: 78402 ARIN Deaggregation factor: 1.98 Prefixes being announced from the ARIN address blocks: 155953 Unique aggregates announced from the ARIN address blocks: 69890 ARIN Region origin ASes present in the Internet Routing Table: 15281 ARIN Prefixes per ASN: 10.21 ARIN Region origin ASes announcing only one prefix: 5769 ARIN Region transit ASes present in the Internet Routing Table: 1594 Average ARIN Region AS path length visible: 4.1 Max ARIN Region AS path length visible: 41 Number of ARIN region 32-bit ASNs visible in the Routing Table: 17 Number of ARIN addresses announced to Internet: 1087874432 Equivalent to 64 /8s, 215 /16s and 165 /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, 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: 108902 Total RIPE prefixes after maximum aggregation: 57789 RIPE Deaggregation factor: 1.88 Prefixes being announced from the RIPE address blocks: 111641 Unique aggregates announced from the RIPE address blocks: 72576 RIPE Region origin ASes present in the Internet Routing Table: 16950 RIPE Prefixes per ASN: 6.59 RIPE Region origin ASes announcing only one prefix: 8148 RIPE Region transit ASes present in the Internet Routing Table: 2752 Average RIPE Region AS path length visible: 5.0 Max RIPE Region AS path length visible: 28 Number of RIPE region 32-bit ASNs visible in the Routing Table: 2004 Number of RIPE addresses announced to Internet: 648615332 Equivalent to 38 /8s, 169 /16s and 21 /24s Percentage of available RIPE address space announced: 94.3 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: 44231 Total LACNIC prefixes after maximum aggregation: 8710 LACNIC Deaggregation factor: 5.08 Prefixes being announced from the LACNIC address blocks: 47694 Unique aggregates announced from the LACNIC address blocks: 22765 LACNIC Region origin ASes present in the Internet Routing Table: 1701 LACNIC Prefixes per ASN: 28.04 LACNIC Region origin ASes announcing only one prefix: 481 LACNIC Region transit ASes present in the Internet Routing Table: 326 Average LACNIC Region AS path length visible: 4.7 Max LACNIC Region AS path length visible: 24 Number of LACNIC region 32-bit ASNs visible in the Routing Table: 702 Number of LACNIC addresses announced to Internet: 119237416 Equivalent to 7 /8s, 27 /16s and 107 /24s Percentage of available LACNIC address space announced: 71.1 LACNIC AS Blocks 26592-26623, 27648-28671, 52224-53247, 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: 9585 Total AfriNIC prefixes after maximum aggregation: 2230 AfriNIC Deaggregation factor: 4.30 Prefixes being announced from the AfriNIC address blocks: 10086 Unique aggregates announced from the AfriNIC address blocks: 3567 AfriNIC Region origin ASes present in the Internet Routing Table: 568 AfriNIC Prefixes per ASN: 17.76 AfriNIC Region origin ASes announcing only one prefix: 175 AfriNIC Region transit ASes present in the Internet Routing Table: 122 Average AfriNIC Region AS path length visible: 4.7 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: 43120640 Equivalent to 2 /8s, 145 /16s and 248 /24s Percentage of available AfriNIC address space announced: 42.8 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 11557 898 Korea Telecom (KIX) 17974 2421 826 46 PT TELEKOMUNIKASI INDONESIA 7545 1802 301 88 TPG Internet Pty Ltd 4755 1613 375 159 TATA Communications formerly 9829 1412 1155 42 BSNL National Internet Backbo 9583 1190 88 508 Sify Limited 7552 1131 1062 11 Vietel Corporation 4808 1111 2056 315 CNCGROUP IP network: China169 24560 1039 385 165 Bharti Airtel Ltd., Telemedia 9498 1020 310 73 BHARTI Airtel Ltd. 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 7029 3204 992 191 Windstream Communications Inc 6389 3167 3722 159 bellsouth.net, inc. 18566 2084 382 180 Covad Communications 22773 1972 2931 128 Cox Communications, Inc. 1785 1933 678 128 PaeTec Communications, Inc. 20115 1670 1603 626 Charter Communications 4323 1589 1153 392 Time Warner Telecom 30036 1374 283 745 Mediacom Communications Corp 7018 1268 10275 846 AT&T WorldNet Services 7011 1220 333 692 Citizens Utilities 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 1738 544 16 Corbina telecom 12479 853 777 63 Uni2 Autonomous System 34984 829 207 199 BILISIM TELEKOM 31148 726 37 9 FreeNet ISP 13188 724 93 139 Educational Network 6830 712 2313 435 UPC Distribution Services 20940 711 228 548 Akamai Technologies European 58113 602 67 365 LIR DATACENTER TELECOM SRL 8551 596 364 61 Bezeq International 3320 494 8438 405 Deutsche Telekom AG 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 10620 2251 384 208 TVCABLE BOGOTA 28573 2170 1283 64 NET Servicos de Comunicao S.A 7303 1663 1139 202 Telecom Argentina Stet-France 8151 1596 3035 347 UniNet S.A. de C.V. 6503 1539 435 67 AVANTEL, S.A. 27947 747 77 91 Telconet S.A 3816 654 309 75 Empresa Nacional de Telecomun 11172 588 85 65 Servicios Alestra S.A de C.V 18881 584 716 18 Global Village Telecom 7738 582 1178 33 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 24863 903 275 36 LINKdotNET AS number 36998 772 48 3 MOBITEL 8452 547 958 13 TEDATA 6713 516 650 19 Itissalat Al-MAGHRIB 24835 287 80 8 RAYA Telecom - Egypt 3741 267 906 225 The Internet Solution 12258 194 28 66 Vodacom Internet Company 15706 191 32 6 Sudatel Internet Exchange Aut 29975 191 667 21 Vodacom 16637 181 697 88 MTN Network Solutions 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 7029 3204 992 191 Windstream Communications Inc 6389 3167 3722 159 bellsouth.net, inc. 4766 2959 11557 898 Korea Telecom (KIX) 17974 2421 826 46 PT TELEKOMUNIKASI INDONESIA 10620 2251 384 208 TVCABLE BOGOTA 28573 2170 1283 64 NET Servicos de Comunicao S.A 18566 2084 382 180 Covad Communications 22773 1972 2931 128 Cox Communications, Inc. 1785 1933 678 128 PaeTec Communications, Inc. 7545 1802 301 88 TPG Internet Pty Ltd 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 3167 3008 bellsouth.net, inc. 17974 2421 2375 PT TELEKOMUNIKASI INDONESIA 28573 2170 2106 NET Servicos de Comunicao S.A 4766 2959 2061 Korea Telecom (KIX) 10620 2251 2043 TVCABLE BOGOTA 18566 2084 1904 Covad Communications 22773 1972 1844 Cox Communications, Inc. 1785 1933 1805 PaeTec Communications, Inc. 8402 1738 1722 Corbina telecom 7545 1802 1714 TPG Internet Pty Ltd Complete listing at http://thyme.rand.apnic.net/current/data-CIDRnet List of Unregistered Origin ASNs (Global) ----------------------------------------- Bad AS Designation Network Transit AS Description 59505 UNALLOCATED 5.2.65.0/24 50673 Serverius AS 59505 UNALLOCATED 5.2.66.0/24 50673 Serverius AS 59530 UNALLOCATED 5.8.182.0/24 31261 GARS Telecom 61408 UNALLOCATED 5.56.0.0/21 174 Cogent Communication 59414 UNALLOCATED 5.102.144.0/21 15576 Nextra backbone in D 59395 UNALLOCATED 5.133.16.0/21 3549 Global Crossing 59407 UNALLOCATED 5.134.16.0/21 51167 Giga-Hosting GmbH 59521 UNALLOCATED 5.134.192.0/21 29518 Labs2 59441 UNALLOCATED 5.144.128.0/21 50810 Mobin Net Communicat 59581 UNALLOCATED 5.149.8.0/21 25577 C4L main AS Complete listing at http://thyme.rand.apnic.net/current/data-badAS Prefixes from private and non-routed address space (Global) ----------------------------------------------------------- Prefix Origin AS Description 128.0.24.0/21 41794 Altline LLC 128.0.64.0/22 49466 Declic Telecom SAS 128.0.68.0/22 49466 Declic Telecom SAS 128.0.72.0/21 23456 32-bit ASN transition 128.0.80.0/20 52041 Timer LTD 128.0.104.0/23 51848 FOP Gabidullina Ludmila Nikol 128.0.106.0/24 23456 32-bit ASN transition 128.0.128.0/20 29285 AMT closed joint-stock compan 128.0.144.0/22 59675 >>UNKNOWN<< 128.0.160.0/21 23456 32-bit ASN transition Complete listing at http://thyme.rand.apnic.net/current/data-dsua Advertised Unallocated Addresses -------------------------------- Network Origin AS Description 14.192.0.0/22 45464 Room 201, TGU Bldg 14.192.4.0/22 45464 Room 201, TGU Bldg 14.192.8.0/22 45464 Room 201, TGU Bldg 14.192.12.0/22 45464 Room 201, TGU Bldg 14.192.16.0/22 45464 Room 201, TGU Bldg 14.192.20.0/22 45464 Room 201, TGU Bldg 14.192.24.0/22 45464 Room 201, TGU Bldg 14.192.28.0/22 45464 Room 201, TGU Bldg 27.112.114.0/24 23884 Proimage Engineering and Comm 41.220.80.0/24 38925 DAC AS Germany 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 /8:18 /9:13 /10:29 /11:88 /12:243 /13:480 /14:851 /15:1552 /16:12448 /17:6535 /18:10898 /19:21305 /20:30713 /21:32757 /22:43317 /23:40393 /24:224694 /25:1361 /26:1697 /27:905 /28:182 /29:78 /30:17 /31:0 /32:24 Advertised prefixes smaller than registry allocations ----------------------------------------------------- ASN No of nets Total ann. Description 7029 2644 3204 Windstream Communications Inc 18566 2034 2084 Covad Communications 6389 1786 3167 bellsouth.net, inc. 8402 1450 1738 Corbina telecom 22773 1300 1972 Cox Communications, Inc. 30036 1291 1374 Mediacom Communications Corp 11492 1149 1184 Cable One 6503 1054 1539 AVANTEL, S.A. 1785 1018 1933 PaeTec Communications, Inc. 7011 955 1220 Citizens Utilities Complete listing at http://thyme.rand.apnic.net/current/data-sXXas-nos Number of /24s announced per /8 block (Global) ---------------------------------------------- 1:645 2:780 3:1 4:13 5:641 6:3 8:477 12:1955 13:3 14:688 15:11 16:3 17:6 20:27 23:211 24:1813 27:1396 31:1034 32:54 33:2 34:2 36:7 37:930 38:837 39:2 40:138 41:2657 42:177 44:3 46:1648 47:2 49:505 50:607 52:12 54:27 55:5 56:4 57:27 58:986 59:544 60:237 61:1296 62:948 63:2018 64:4296 65:2202 66:4523 67:2102 68:1159 69:3221 70:936 71:554 72:1889 74:2620 75:478 76:284 77:992 78:1008 79:512 80:1242 81:980 82:629 83:539 84:520 85:1149 86:507 87:945 88:350 89:1739 90:305 91:5306 92:580 93:1411 94:1710 95:1281 96:412 97:325 98:971 99:39 100:31 101:291 103:1762 105:519 106:121 107:203 108:478 109:1632 110:831 111:978 112:435 113:738 114:676 115:895 116:883 117:758 118:967 119:1233 120:362 121:693 122:1698 123:1163 124:1332 125:1288 128:554 129:200 130:292 131:661 132:315 133:142 134:253 135:62 136:217 137:238 138:339 139:175 140:503 141:291 142:496 143:378 144:493 145:83 146:525 147:267 148:737 149:327 150:157 151:211 152:451 153:183 154:21 155:432 156:228 157:364 158:285 159:670 160:337 161:414 162:369 163:191 164:581 165:446 166:454 167:561 168:980 169:130 170:919 171:151 172:7 173:1699 174:635 175:471 176:728 177:1396 178:1642 180:1383 181:167 182:1108 183:302 184:617 185:54 186:2071 187:1397 188:1747 189:1623 190:5835 192:6049 193:5407 194:4134 195:3462 196:1229 197:260 198:3906 199:5092 200:5999 201:1974 202:8735 203:8714 204:4427 205:2537 206:2761 207:2807 208:4067 209:3626 210:2832 211:1531 212:2140 213:1848 214:892 215:75 216:5167 217:1572 218:577 219:311 220:1260 221:531 222:337 223:405 End of report