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 17 Nov, 2012 Report Website: http://thyme.rand.apnic.net Detailed Analysis: http://thyme.rand.apnic.net/current/ Analysis Summary ---------------- BGP routing table entries examined: 432112 Prefixes after maximum aggregation: 180096 Deaggregation factor: 2.40 Unique aggregates announced to Internet: 212508 Total ASes present in the Internet Routing Table: 42597 Prefixes per ASN: 10.14 Origin-only ASes present in the Internet Routing Table: 33812 Origin ASes announcing only one prefix: 15821 Transit ASes present in the Internet Routing Table: 5680 Transit-only ASes present in the Internet Routing Table: 144 Average AS path length visible in the Internet Routing Table: 4.6 Max AS path length visible: 40 Max AS path prepend of ASN ( 22394) 36 Prefixes from unregistered ASNs in the Routing Table: 1034 Unregistered ASNs in the Routing Table: 371 Number of 32-bit ASNs allocated by the RIRs: 3490 Number of 32-bit ASNs visible in the Routing Table: 3105 Prefixes from 32-bit ASNs in the Routing Table: 8459 Special use prefixes present in the Routing Table: 15 Prefixes being announced from unallocated address space: 153 Number of addresses announced to Internet: 2612770316 Equivalent to 155 /8s, 187 /16s and 182 /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: 93.9 Total number of prefixes smaller than registry allocations: 151794 APNIC Region Analysis Summary ----------------------------- Prefixes being announced by APNIC Region ASes: 104545 Total APNIC prefixes after maximum aggregation: 32647 APNIC Deaggregation factor: 3.20 Prefixes being announced from the APNIC address blocks: 105377 Unique aggregates announced from the APNIC address blocks: 43227 APNIC Region origin ASes present in the Internet Routing Table: 4784 APNIC Prefixes per ASN: 22.03 APNIC Region origin ASes announcing only one prefix: 1241 APNIC Region transit ASes present in the Internet Routing Table: 783 Average APNIC Region AS path length visible: 4.7 Max APNIC Region AS path length visible: 26 Number of APNIC region 32-bit ASNs visible in the Routing Table: 361 Number of APNIC addresses announced to Internet: 713916352 Equivalent to 42 /8s, 141 /16s and 127 /24s Percentage of available APNIC address space announced: 83.4 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: 155346 Total ARIN prefixes after maximum aggregation: 78462 ARIN Deaggregation factor: 1.98 Prefixes being announced from the ARIN address blocks: 156129 Unique aggregates announced from the ARIN address blocks: 69965 ARIN Region origin ASes present in the Internet Routing Table: 15295 ARIN Prefixes per ASN: 10.21 ARIN Region origin ASes announcing only one prefix: 5768 ARIN Region transit ASes present in the Internet Routing Table: 1595 Average ARIN Region AS path length visible: 4.1 Max ARIN Region AS path length visible: 40 Number of ARIN region 32-bit ASNs visible in the Routing Table: 17 Number of ARIN addresses announced to Internet: 1087292032 Equivalent to 64 /8s, 206 /16s and 194 /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: 109952 Total RIPE prefixes after maximum aggregation: 57875 RIPE Deaggregation factor: 1.90 Prefixes being announced from the RIPE address blocks: 112735 Unique aggregates announced from the RIPE address blocks: 72764 RIPE Region origin ASes present in the Internet Routing Table: 16963 RIPE Prefixes per ASN: 6.65 RIPE Region origin ASes announcing only one prefix: 8151 RIPE Region transit ASes present in the Internet Routing Table: 2751 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: 2009 Number of RIPE addresses announced to Internet: 648665508 Equivalent to 38 /8s, 169 /16s and 217 /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: 44335 Total LACNIC prefixes after maximum aggregation: 8783 LACNIC Deaggregation factor: 5.05 Prefixes being announced from the LACNIC address blocks: 47843 Unique aggregates announced from the LACNIC address blocks: 22811 LACNIC Region origin ASes present in the Internet Routing Table: 1708 LACNIC Prefixes per ASN: 28.01 LACNIC Region origin ASes announcing only one prefix: 487 LACNIC Region transit ASes present in the Internet Routing Table: 328 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: 712 Number of LACNIC addresses announced to Internet: 119477800 Equivalent to 7 /8s, 31 /16s and 22 /24s Percentage of available LACNIC address space announced: 71.2 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: 9357 Total AfriNIC prefixes after maximum aggregation: 2275 AfriNIC Deaggregation factor: 4.11 Prefixes being announced from the AfriNIC address blocks: 9875 Unique aggregates announced from the AfriNIC address blocks: 3607 AfriNIC Region origin ASes present in the Internet Routing Table: 565 AfriNIC Prefixes per ASN: 17.48 AfriNIC Region origin ASes announcing only one prefix: 174 AfriNIC Region transit ASes present in the Internet Routing Table: 127 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: 43110912 Equivalent to 2 /8s, 145 /16s and 210 /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 2958 11557 898 Korea Telecom (KIX) 17974 2421 826 46 PT TELEKOMUNIKASI INDONESIA 7545 1789 301 87 TPG Internet Pty Ltd 4755 1614 375 159 TATA Communications formerly 9829 1411 1155 42 BSNL National Internet Backbo 9583 1217 92 529 Sify Limited 7552 1141 1062 11 Vietel Corporation 4808 1111 2056 315 CNCGROUP IP network: China169 24560 1040 385 165 Bharti Airtel Ltd., Telemedia 9498 1021 310 74 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 3157 3721 155 bellsouth.net, inc. 18566 2084 382 180 Covad Communications 22773 1942 2931 129 Cox Communications, Inc. 1785 1931 678 126 PaeTec Communications, Inc. 20115 1680 1601 634 Charter Communications 4323 1586 1153 392 Time Warner Telecom 30036 1363 284 766 Mediacom Communications Corp 7018 1279 10276 855 AT&T WorldNet Services 7011 1222 334 692 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 1725 544 16 Corbina telecom 12479 854 777 64 Uni2 Autonomous System 34984 840 210 207 BILISIM TELEKOM 31148 731 37 9 FreeNet ISP 13188 726 93 130 Educational Network 20940 713 230 552 Akamai Technologies European 6830 712 2313 435 UPC Distribution Services 2118 691 97 14 EUnet/RELCOM Autonomous Syste 58113 602 67 365 LIR DATACENTER TELECOM SRL 8551 595 364 61 Bezeq International 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 2177 1285 65 NET Servicos de Comunicao S.A 7303 1668 1138 201 Telecom Argentina Stet-France 8151 1603 3044 356 UniNet S.A. de C.V. 6503 1538 435 67 AVANTEL, S.A. 27947 748 77 92 Telconet S.A 3816 655 309 69 Empresa Nacional de Telecomun 11172 592 85 68 Servicios Alestra S.A de C.V 18881 587 716 18 Global Village Telecom 22047 579 326 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 24863 864 274 36 LINKdotNET AS number 36998 606 48 3 MOBITEL 8452 533 958 13 TEDATA 6713 516 650 19 Itissalat Al-MAGHRIB 24835 289 80 8 RAYA Telecom - Egypt 3741 268 906 225 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 3157 3721 155 bellsouth.net, inc. 4766 2958 11557 898 Korea Telecom (KIX) 17974 2421 826 46 PT TELEKOMUNIKASI INDONESIA 10620 2251 384 208 TVCABLE BOGOTA 28573 2177 1285 65 NET Servicos de Comunicao S.A 18566 2084 382 180 Covad Communications 22773 1942 2931 129 Cox Communications, Inc. 1785 1931 678 126 PaeTec Communications, Inc. 7545 1789 301 87 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 3157 3002 bellsouth.net, inc. 17974 2421 2375 PT TELEKOMUNIKASI INDONESIA 28573 2177 2112 NET Servicos de Comunicao S.A 4766 2958 2060 Korea Telecom (KIX) 10620 2251 2043 TVCABLE BOGOTA 18566 2084 1904 Covad Communications 22773 1942 1813 Cox Communications, Inc. 1785 1931 1805 PaeTec Communications, Inc. 8402 1725 1709 Corbina telecom 7545 1789 1702 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 128.0.0.0/24 2876 Jump Management SRL 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<< 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 41.220.94.0/23 42235 Intra Data Communication 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 /13:479 /14:851 /15:1553 /16:12442 /17:6539 /18:10892 /19:21349 /20:30749 /21:32827 /22:43338 /23:40503 /24:225937 /25:1357 /26:1696 /27:910 /28:179 /29:79 /30:17 /31:0 /32:24 Advertised prefixes smaller than registry allocations ----------------------------------------------------- ASN No of nets Total ann. Description 7029 2643 3204 Windstream Communications Inc 18566 2034 2084 Covad Communications 6389 1783 3157 bellsouth.net, inc. 8402 1441 1725 Corbina telecom 30036 1279 1363 Mediacom Communications Corp 22773 1272 1942 Cox Communications, Inc. 11492 1145 1180 Cable One 6503 1054 1538 AVANTEL, S.A. 1785 1016 1931 PaeTec Communications, Inc. 7011 957 1222 Citizens Utilities Complete listing at http://thyme.rand.apnic.net/current/data-sXXas-nos Number of /24s announced per /8 block (Global) ---------------------------------------------- 1:644 2:771 3:1 4:13 5:677 6:3 8:481 12:1956 13:3 14:695 15:11 16:3 17:6 20:27 23:213 24:1778 27:1409 31:1276 32:54 33:2 34:2 36:5 37:949 38:842 39:2 40:139 41:2567 42:179 44:3 46:1657 47:2 49:498 50:606 52:12 54:27 55:3 56:1 57:28 58:1059 59:541 60:237 61:1290 62:924 63:2018 64:4339 65:2201 66:4515 67:2103 68:1164 69:3228 70:933 71:556 72:1895 74:2615 75:483 76:293 77:990 78:1004 79:505 80:1225 81:981 82:619 83:540 84:520 85:1156 86:516 87:958 88:360 89:1753 90:305 91:5327 92:586 93:1467 94:1795 95:1413 96:412 97:323 98:961 99:40 100:31 101:292 103:1798 105:409 106:119 107:203 108:479 109:1642 110:832 111:976 112:436 113:734 114:674 115:880 116:888 117:759 118:959 119:1242 120:363 121:672 122:1729 123:1169 124:1334 125:1285 128:563 129:201 130:292 131:667 132:315 133:143 134:256 135:62 136:218 137:238 138:339 139:174 140:505 141:292 142:496 143:373 144:491 145:83 146:528 147:268 148:737 149:328 150:153 151:215 152:450 153:183 154:21 155:429 156:229 157:370 158:281 159:670 160:337 161:414 162:370 163:191 164:581 165:447 166:480 167:561 168:973 169:130 170:922 171:154 172:7 173:1697 174:636 175:453 176:730 177:1430 178:1662 180:1383 181:170 182:1098 183:301 184:631 185:68 186:2095 187:1412 188:1754 189:1619 190:5802 192:6056 193:5411 194:4288 195:3672 196:1239 197:263 198:3939 199:5095 200:6006 201:1975 202:8791 203:8704 204:4426 205:2542 206:2765 207:2805 208:4071 209:3610 210:2885 211:1530 212:2152 213:1869 214:896 215:75 216:5188 217:1580 218:577 219:312 220:1259 221:531 222:337 223:410 End of report