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Weekly Routing Table Report
by Routing Analysis Role Account 09 Jul '10

09 Jul '10

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 NANOG, AfNOG, AusNOG, SANOG, PacNOG, LacNOG and the RIPE Routing Working Group. Daily listings are sent to bgp-stats(a)lists.apnic.net For historical data, please see http://thyme.apnic.net. If you have any comments please contact Philip Smith <pfs(a)cisco.com>. Routing Table Report 04:00 +10GMT Sat 10 Jul, 2010 Report Website: http://thyme.apnic.net Detailed Analysis: http://thyme.apnic.net/current/ Analysis Summary ---------------- BGP routing table entries examined: 325466 Prefixes after maximum aggregation: 149552 Deaggregation factor: 2.18 Unique aggregates announced to Internet: 158969 Total ASes present in the Internet Routing Table: 34308 Prefixes per ASN: 9.49 Origin-only ASes present in the Internet Routing Table: 29787 Origin ASes announcing only one prefix: 14424 Transit ASes present in the Internet Routing Table: 4521 Transit-only ASes present in the Internet Routing Table: 105 Average AS path length visible in the Internet Routing Table: 3.6 Max AS path length visible: 25 Max AS path prepend of ASN (41664) 21 Prefixes from unregistered ASNs in the Routing Table: 302 Unregistered ASNs in the Routing Table: 115 Number of 32-bit ASNs allocated by the RIRs: 679 Prefixes from 32-bit ASNs in the Routing Table: 817 Special use prefixes present in the Routing Table: 0 Prefixes being announced from unallocated address space: 158 Number of addresses announced to Internet: 2254936928 Equivalent to 134 /8s, 103 /16s and 155 /24s Percentage of available address space announced: 60.8 Percentage of allocated address space announced: 65.6 Percentage of available address space allocated: 92.8 Percentage of address space in use by end-sites: 83.6 Total number of prefixes smaller than registry allocations: 155267 APNIC Region Analysis Summary ----------------------------- Prefixes being announced by APNIC Region ASes: 78693 Total APNIC prefixes after maximum aggregation: 27034 APNIC Deaggregation factor: 2.91 Prefixes being announced from the APNIC address blocks: 75569 Unique aggregates announced from the APNIC address blocks: 33337 APNIC Region origin ASes present in the Internet Routing Table: 4107 APNIC Prefixes per ASN: 18.40 APNIC Region origin ASes announcing only one prefix: 1132 APNIC Region transit ASes present in the Internet Routing Table: 638 Average APNIC Region AS path length visible: 3.6 Max APNIC Region AS path length visible: 15 Number of APNIC addresses announced to Internet: 526528800 Equivalent to 31 /8s, 98 /16s and 49 /24s Percentage of available APNIC address space announced: 78.5 APNIC AS Blocks 4608-4864, 7467-7722, 9216-10239, 17408-18431 (pre-ERX allocations) 23552-24575, 37888-38911, 45056-46079 55296-56319, 131072-132095 APNIC Address Blocks 1/8, 14/8, 27/8, 43/8, 58/8, 59/8, 60/8, 61/8, 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, 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: 134709 Total ARIN prefixes after maximum aggregation: 69317 ARIN Deaggregation factor: 1.94 Prefixes being announced from the ARIN address blocks: 107638 Unique aggregates announced from the ARIN address blocks: 41899 ARIN Region origin ASes present in the Internet Routing Table: 13775 ARIN Prefixes per ASN: 7.81 ARIN Region origin ASes announcing only one prefix: 5281 ARIN Region transit ASes present in the Internet Routing Table: 1351 Average ARIN Region AS path length visible: 3.4 Max ARIN Region AS path length visible: 22 Number of ARIN addresses announced to Internet: 730782240 Equivalent to 43 /8s, 142 /16s and 218 /24s Percentage of available ARIN address space announced: 62.2 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, 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, 54/8, 55/8, 56/8, 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, 107/8, 108/8, 173/8, 174/8, 184/8, 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: 74687 Total RIPE prefixes after maximum aggregation: 43289 RIPE Deaggregation factor: 1.73 Prefixes being announced from the RIPE address blocks: 67835 Unique aggregates announced from the RIPE address blocks: 44452 RIPE Region origin ASes present in the Internet Routing Table: 14572 RIPE Prefixes per ASN: 4.66 RIPE Region origin ASes announcing only one prefix: 7500 RIPE Region transit ASes present in the Internet Routing Table: 2177 Average RIPE Region AS path length visible: 3.9 Max RIPE Region AS path length visible: 24 Number of RIPE addresses announced to Internet: 433722912 Equivalent to 25 /8s, 218 /16s and 22 /24s Percentage of available RIPE address space announced: 76.0 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, 196608-197631 RIPE Address Blocks 2/8, 25/8, 31/8, 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, 176/8, 178/8, 193/8, 194/8, 195/8, 212/8, 213/8, 217/8, LACNIC Region Analysis Summary ------------------------------ Prefixes being announced by LACNIC Region ASes: 28990 Total LACNIC prefixes after maximum aggregation: 6947 LACNIC Deaggregation factor: 4.17 Prefixes being announced from the LACNIC address blocks: 27474 Unique aggregates announced from the LACNIC address blocks: 14473 LACNIC Region origin ASes present in the Internet Routing Table: 1305 LACNIC Prefixes per ASN: 21.05 LACNIC Region origin ASes announcing only one prefix: 401 LACNIC Region transit ASes present in the Internet Routing Table: 226 Average LACNIC Region AS path length visible: 3.9 Max LACNIC Region AS path length visible: 25 Number of LACNIC addresses announced to Internet: 75275520 Equivalent to 4 /8s, 124 /16s and 157 /24s Percentage of available LACNIC address space announced: 56.1 LACNIC AS Blocks 26592-26623, 27648-28671, 52224-53247, 262144-263167 plus ERX transfers LACNIC Address Blocks 177/8, 181/8, 186/8, 187/8, 189/8, 190/8, 200/8, 201/8, AfriNIC Region Analysis Summary ------------------------------- Prefixes being announced by AfriNIC Region ASes: 7322 Total AfriNIC prefixes after maximum aggregation: 1844 AfriNIC Deaggregation factor: 3.97 Prefixes being announced from the AfriNIC address blocks: 5621 Unique aggregates announced from the AfriNIC address blocks: 1725 AfriNIC Region origin ASes present in the Internet Routing Table: 373 AfriNIC Prefixes per ASN: 15.07 AfriNIC Region origin ASes announcing only one prefix: 110 AfriNIC Region transit ASes present in the Internet Routing Table: 82 Average AfriNIC Region AS path length visible: 3.8 Max AfriNIC Region AS path length visible: 14 Number of AfriNIC addresses announced to Internet: 19610368 Equivalent to 1 /8s, 43 /16s and 59 /24s Percentage of available AfriNIC address space announced: 58.4 AfriNIC AS Blocks 36864-37887, 327680-328703 & ERX transfers AfriNIC Address Blocks 41/8, 197/8, APNIC Region per AS prefix count summary ---------------------------------------- ASN No of nets /20 equiv MaxAgg Description 4766 1857 8425 493 Korea Telecom (KIX) 4755 1369 296 163 TATA Communications formerly 7545 1359 232 105 TPG Internet Pty Ltd 17488 1322 144 125 Hathway IP Over Cable Interne 17974 1156 285 28 PT TELEKOMUNIKASI INDONESIA 9583 999 74 488 Sify Limited 24560 927 305 168 Bharti Airtel Ltd., Telemedia 4134 877 21420 409 CHINANET-BACKBONE 4808 824 1575 219 CNCGROUP IP network: China169 9829 810 683 29 BSNL National Internet Backbo Complete listing at http://thyme.apnic.net/current/data-ASnet-APNIC ARIN Region per AS prefix count summary --------------------------------------- ASN No of nets /20 equiv MaxAgg Description 6389 3903 3734 290 bellsouth.net, inc. 4323 2719 1114 394 Time Warner Telecom 19262 1827 4562 274 Verizon Global Networks 1785 1778 698 129 PaeTec Communications, Inc. 20115 1546 1522 655 Charter Communications 7018 1510 5735 962 AT&T WorldNet Services 6478 1284 258 126 AT&T Worldnet Services 2386 1279 567 903 AT&T Data Communications Serv 3356 1175 10877 405 Level 3 Communications, LLC 22773 1167 2859 65 Cox Communications, Inc. Complete listing at http://thyme.apnic.net/current/data-ASnet-ARIN RIPE Region per AS prefix count summary --------------------------------------- ASN No of nets /20 equiv MaxAgg Description 35805 650 56 6 United Telecom of Georgia 3292 452 2027 393 TDC Tele Danmark 30890 442 111 207 Evolva Telecom 702 414 1869 326 UUNET - Commercial IP service 9198 409 202 13 Kazakhtelecom Data Network Ad 8866 402 117 18 Bulgarian Telecommunication C 8551 400 353 46 Bezeq International 3320 373 7329 324 Deutsche Telekom AG 3301 372 1414 327 TeliaNet Sweden 34984 359 89 185 BILISIM TELEKOM Complete listing at http://thyme.apnic.net/current/data-ASnet-RIPE LACNIC Region per AS prefix count summary ----------------------------------------- ASN No of nets /20 equiv MaxAgg Description 8151 1523 3017 245 UniNet S.A. de C.V. 10620 1062 238 150 TVCABLE BOGOTA 28573 1028 795 98 NET Servicos de Comunicao S.A 7303 760 390 104 Telecom Argentina Stet-France 6503 682 175 219 AVANTEL, S.A. 22047 548 310 15 VTR PUNTO NET S.A. 3816 499 216 87 Empresa Nacional de Telecomun 14420 489 31 71 CORPORACION NACIONAL DE TELEC 7738 477 922 30 Telecomunicacoes da Bahia S.A 11172 451 99 77 Servicios Alestra S.A de C.V Complete listing at http://thyme.apnic.net/current/data-ASnet-LACNIC AfriNIC Region per AS prefix count summary ------------------------------------------ ASN No of nets /20 equiv MaxAgg Description 8452 1165 445 10 TEDATA 24863 727 147 39 LINKdotNET AS number 36992 646 279 185 Etisalat MISR 3741 267 834 229 The Internet Solution 33776 219 12 11 Starcomms Nigeria Limited 2018 209 244 61 Tertiary Education Network 6713 195 186 16 Itissalat Al-MAGHRIB 24835 191 78 10 RAYA Telecom - Egypt 29571 177 19 10 Ci Telecom Autonomous system 16637 161 440 96 MTN Network Solutions Complete listing at http://thyme.apnic.net/current/data-ASnet-AFRINIC Global Per AS prefix count summary ---------------------------------- ASN No of nets /20 equiv MaxAgg Description 6389 3903 3734 290 bellsouth.net, inc. 4323 2719 1114 394 Time Warner Telecom 4766 1857 8425 493 Korea Telecom (KIX) 19262 1827 4562 274 Verizon Global Networks 1785 1778 698 129 PaeTec Communications, Inc. 20115 1546 1522 655 Charter Communications 8151 1523 3017 245 UniNet S.A. de C.V. 7018 1510 5735 962 AT&T WorldNet Services 4755 1369 296 163 TATA Communications formerly 7545 1359 232 105 TPG Internet Pty Ltd Complete listing at http://thyme.apnic.net/current/data-ASnet Global Per AS Maximum Aggr summary ---------------------------------- ASN No of nets Net Savings Description 4323 2719 2325 Time Warner Telecom 1785 1778 1649 PaeTec Communications, Inc. 19262 1827 1553 Verizon Global Networks 4766 1857 1364 Korea Telecom (KIX) 8151 1523 1278 UniNet S.A. de C.V. 7545 1359 1254 TPG Internet Pty Ltd 4755 1369 1206 TATA Communications formerly 17488 1322 1197 Hathway IP Over Cable Interne 6478 1284 1158 AT&T Worldnet Services 8452 1165 1155 TEDATA Complete listing at http://thyme.apnic.net/current/data-CIDRnet List of Unregistered Origin ASNs (Global) ----------------------------------------- Bad AS Designation Network Transit AS Description 16927 UNALLOCATED 12.0.252.0/23 7018 AT&T WorldNet Servic 15132 UNALLOCATED 12.9.150.0/24 7018 AT&T WorldNet Servic 32567 UNALLOCATED 12.14.170.0/24 7018 AT&T WorldNet Servic 13746 UNALLOCATED 12.24.56.0/24 7018 AT&T WorldNet Servic 32567 UNALLOCATED 12.25.107.0/24 7018 AT&T WorldNet Servic 26973 UNALLOCATED 12.39.152.0/24 7018 AT&T WorldNet Servic 26973 UNALLOCATED 12.39.154.0/23 7018 AT&T WorldNet Servic 26973 UNALLOCATED 12.39.155.0/24 7018 AT&T WorldNet Servic 26973 UNALLOCATED 12.39.159.0/24 7018 AT&T WorldNet Servic 25639 UNALLOCATED 12.41.169.0/24 7018 AT&T WorldNet Servic Complete listing at http://thyme.apnic.net/current/data-badAS Advertised Unallocated Addresses -------------------------------- Network Origin AS Description 31.0.0.0/16 12654 RIPE NCC RIS Project 31.1.0.0/21 12654 RIPE NCC RIS Project 31.1.24.0/24 12654 RIPE NCC RIS Project 41.222.79.0/24 36938 >>UNKNOWN<< 41.223.92.0/22 36936 >>UNKNOWN<< 41.223.188.0/24 22351 Intelsat 41.223.189.0/24 6453 Teleglobe Inc. 41.223.196.0/24 36990 Alkan Telecom Ltd 41.223.197.0/24 36990 Alkan Telecom Ltd 41.223.198.0/24 36990 Alkan Telecom Ltd Complete listing at http://thyme.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 /8:20 /9:10 /10:25 /11:68 /12:196 /13:407 /14:709 /15:1286 /16:11170 /17:5348 /18:9150 /19:18443 /20:22955 /21:22945 /22:30130 /23:29679 /24:169670 /25:1036 /26:1328 /27:714 /28:117 /29:47 /30:6 /31:0 /32:7 Advertised prefixes smaller than registry allocations ----------------------------------------------------- ASN No of nets Total ann. Description 6389 2501 3903 bellsouth.net, inc. 4766 1485 1857 Korea Telecom (KIX) 4323 1392 2719 Time Warner Telecom 1785 1239 1778 PaeTec Communications, Inc. 11492 1074 1165 Cable One 18566 1068 1087 Covad Communications 17488 1067 1322 Hathway IP Over Cable Interne 8452 1053 1165 TEDATA 10620 978 1062 TVCABLE BOGOTA 7018 910 1510 AT&T WorldNet Services Complete listing at http://thyme.apnic.net/current/data-sXXas-nos Number of /24s announced per /8 block (Global) ---------------------------------------------- 1:7 2:2 4:13 8:287 12:2015 13:7 14:1 15:22 16:3 17:8 20:17 24:1458 27:238 31:1 32:49 33:12 38:680 40:98 41:2446 44:3 46:1 47:18 52:9 55:4 56:2 57:28 58:752 59:501 60:459 61:1086 62:1065 63:1977 64:3655 65:2360 66:4042 67:1815 68:1106 69:2868 70:725 71:381 72:1952 73:2 74:2269 75:247 76:313 77:937 78:617 79:436 80:984 81:799 82:488 83:444 84:679 85:1051 86:456 87:680 88:331 89:1552 90:94 91:2863 92:487 93:989 94:1398 95:640 96:353 97:209 98:589 99:31 108:100 109:560 110:364 111:542 112:284 113:316 114:429 115:567 116:1073 117:651 118:479 119:941 120:132 121:724 122:1460 123:933 124:1122 125:1320 128:227 129:201 130:196 131:553 132:251 133:17 134:196 135:45 136:240 137:158 138:264 139:104 140:383 141:198 142:345 143:375 144:469 145:50 146:451 147:168 148:664 149:300 150:152 151:230 152:296 153:169 154:2 155:328 156:159 157:322 158:109 159:379 160:315 161:181 162:254 163:177 164:409 165:366 166:460 167:412 168:652 169:157 170:712 171:59 172:2 173:934 174:470 175:138 176:1 178:279 180:516 182:151 183:235 184:107 186:491 187:385 188:1004 189:781 190:3803 192:5733 193:4706 194:3375 195:2798 196:1184 198:3575 199:3460 200:5336 201:1564 202:7950 203:8284 204:4069 205:2330 206:2520 207:3114 208:3868 209:3454 210:2529 211:1268 212:1709 213:1640 214:641 215:69 216:4673 217:1531 218:496 219:378 220:1138 221:401 222:316 223:1 End of report

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ExaBGP - A new tool to interact with BGP
by Mirjam Kuehne 08 Jul '10

08 Jul '10

Dear colleagues, Thomas Mangin developed an open source tool to interact with BGP. Check it out on RIPE Labs: http://labs.ripe.net/content/exabgp-new-tool-interact-bgp Kind Regards, Mirjam Kühne RIPE NCC

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BGP Update Report
by cidr-report＠potaroo.net 02 Jul '10

02 Jul '10

BGP Update Report Interval: 24-Jun-10 -to- 01-Jul-10 (7 days) Observation Point: BGP Peering with AS131072 TOP 20 Unstable Origin AS Rank ASN Upds % Upds/Pfx AS-Name 1 - AS6298 105080 6.2% 39.2 -- ASN-CXA-PH-6298-CBS - Cox Communications Inc. 2 - AS9808 72242 4.2% 164.2 -- CMNET-GD Guangdong Mobile Communication Co.Ltd. 3 - AS24400 69052 4.1% 5754.3 -- CMNET-V4SHANGHAI-AS-AP Shanghai Mobile Communications Co.,Ltd. 4 - AS22773 23744 1.4% 14.5 -- ASN-CXA-ALL-CCI-22773-RDC - Cox Communications Inc. 5 - AS14420 23556 1.4% 49.6 -- CORPORACION NACIONAL DE TELECOMUNICACIONES - CNT EP 6 - AS210 19720 1.2% 54.8 -- WEST-NET-WEST - Utah Education Network 7 - AS5800 17170 1.0% 79.9 -- DNIC-ASBLK-05800-06055 - DoD Network Information Center 8 - AS9116 15708 0.9% 29.7 -- GOLDENLINES-ASN 012 Smile Communications Main Autonomous System 9 - AS35931 13107 0.8% 2184.5 -- ARCHIPELAGO - ARCHIPELAGO HOLDINGS INC 10 - AS32528 13049 0.8% 1631.1 -- ABBOTT Abbot Labs 11 - AS577 11432 0.7% 17.7 -- BACOM - Bell Canada 12 - AS10474 10432 0.6% 267.5 -- NETACTIVE 13 - AS18910 9606 0.6% 600.4 -- BIG-SANDY-BROADBAND-INC - Big Sandy Broadband Inc 14 - AS8151 9388 0.6% 6.1 -- Uninet S.A. de C.V. 15 - AS17974 9251 0.5% 8.1 -- TELKOMNET-AS2-AP PT Telekomunikasi Indonesia 16 - AS45464 9109 0.5% 211.8 -- NEXTWEB-AS-AP Room 201, TGU Bldg 17 - AS7552 9069 0.5% 10.9 -- VIETEL-AS-AP Vietel Corporation 18 - AS14522 9053 0.5% 26.8 -- Satnet 19 - AS7459 7700 0.5% 32.1 -- GRANDECOM-AS1 - Grande Communications Networks, Inc. 20 - AS36992 7588 0.5% 11.7 -- ETISALAT-MISR TOP 20 Unstable Origin AS (Updates per announced prefix) Rank ASN Upds % Upds/Pfx AS-Name 1 - AS24400 69052 4.1% 5754.3 -- CMNET-V4SHANGHAI-AS-AP Shanghai Mobile Communications Co.,Ltd. 2 - AS35931 13107 0.8% 2184.5 -- ARCHIPELAGO - ARCHIPELAGO HOLDINGS INC 3 - AS32528 13049 0.8% 1631.1 -- ABBOTT Abbot Labs 4 - AS30372 2446 0.1% 1223.0 -- SBS-NEWARK-CA - SIEMENS BUSINESS SERVICES 5 - AS11613 762 0.0% 762.0 -- U-SAVE - U-Save Auto Rental of America, Inc. 6 - AS55482 1266 0.1% 633.0 -- DIGITAL-WAVE-MY Level 12 Menara Sunway, Jalan Lagoon Timur, 7 - AS18910 9606 0.6% 600.4 -- BIG-SANDY-BROADBAND-INC - Big Sandy Broadband Inc 8 - AS38596 288 0.0% 288.0 -- INNODATA-MDE-AS-PH Innodata-ISOGEN, Inc 9 - AS45936 285 0.0% 285.0 -- AE-MANILA-AS-AP Affinity Express 10 - AS9556 1697 0.1% 282.8 -- ADAM-AS-AP Adam Internet Pty Ltd 11 - AS10474 10432 0.6% 267.5 -- NETACTIVE 12 - AS28863 253 0.0% 253.0 -- THALES-TTLS Thales Transport and Security Ltd 13 - AS45598 1260 0.1% 252.0 -- BLUEMEDIACOM-PH Unit 503 5th Floor Net One Center 14 - AS21115 245 0.0% 245.0 -- AS-NESTLE NESTLE Autonomous System 15 - AS45647 486 0.0% 243.0 -- LBCBANK-AS-AP LBC Development Bank 16 - AS17894 5089 0.3% 242.3 -- APMI-AS-AP AyalaPort Makati, Inc. / Data Center Operator 17 - AS23964 241 0.0% 241.0 -- GLOBALSTRIDE-AS-AP Globalstride 18 - AS18249 481 0.0% 240.5 -- GLOBEIDC-AS-AP Globe Telecom Internet Data Center 19 - AS9821 240 0.0% 240.0 -- DOST-PH-AP Department of Science and Technology 20 - AS9232 240 0.0% 240.0 -- CONCENTRIX-PH-AS-AP Concentrix Technologies, Inc TOP 20 Unstable Prefixes Rank Prefix Upds % Origin AS -- AS Name 1 - 111.10.4.0/24 14236 0.8% AS9808 -- CMNET-GD Guangdong Mobile Communication Co.Ltd. 2 - 111.10.3.0/24 14231 0.8% AS9808 -- CMNET-GD Guangdong Mobile Communication Co.Ltd. 3 - 111.10.0.0/24 14229 0.8% AS9808 -- CMNET-GD Guangdong Mobile Communication Co.Ltd. 4 - 111.10.2.0/24 14227 0.8% AS9808 -- CMNET-GD Guangdong Mobile Communication Co.Ltd. 5 - 111.10.1.0/24 14225 0.8% AS9808 -- CMNET-GD Guangdong Mobile Communication Co.Ltd. 6 - 196.2.16.0/24 10315 0.6% AS10474 -- NETACTIVE 7 - 117.131.0.0/17 10062 0.6% AS24400 -- CMNET-V4SHANGHAI-AS-AP Shanghai Mobile Communications Co.,Ltd. 8 - 120.204.0.0/16 9886 0.5% AS24400 -- CMNET-V4SHANGHAI-AS-AP Shanghai Mobile Communications Co.,Ltd. 9 - 117.136.8.0/24 9834 0.5% AS24400 -- CMNET-V4SHANGHAI-AS-AP Shanghai Mobile Communications Co.,Ltd. 10 - 117.135.128.0/18 9735 0.5% AS24400 -- CMNET-V4SHANGHAI-AS-AP Shanghai Mobile Communications Co.,Ltd. 11 - 117.135.0.0/17 9724 0.5% AS24400 -- CMNET-V4SHANGHAI-AS-AP Shanghai Mobile Communications Co.,Ltd. 12 - 198.140.43.0/24 7497 0.4% AS35931 -- ARCHIPELAGO - ARCHIPELAGO HOLDINGS INC 13 - 130.36.34.0/24 6507 0.4% AS32528 -- ABBOTT Abbot Labs 14 - 130.36.35.0/24 6506 0.4% AS32528 -- ABBOTT Abbot Labs 15 - 190.65.228.0/22 6110 0.3% AS3816 -- COLOMBIA TELECOMUNICACIONES S.A. ESP 16 - 221.181.64.0/18 5973 0.3% AS24400 -- CMNET-V4SHANGHAI-AS-AP Shanghai Mobile Communications Co.,Ltd. 17 - 63.211.68.0/22 5531 0.3% AS35931 -- ARCHIPELAGO - ARCHIPELAGO HOLDINGS INC 18 - 143.138.107.0/24 4251 0.2% AS747 -- TAEGU-AS - Headquarters, USAISC 19 - 211.136.96.0/19 3461 0.2% AS24400 -- CMNET-V4SHANGHAI-AS-AP Shanghai Mobile Communications Co.,Ltd. 20 - 211.136.128.0/19 3459 0.2% AS24400 -- CMNET-V4SHANGHAI-AS-AP Shanghai Mobile Communications Co.,Ltd. Details at http://bgpupdates.potaroo.net ------------------------------------ Copies of this report are mailed to: nanog(a)merit.edu eof-list(a)ripe.net apops(a)apops.net routing-wg(a)ripe.net afnog(a)afnog.org

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The Cidr Report
by cidr-report＠potaroo.net 02 Jul '10

02 Jul '10

This report has been generated at Fri Jul 2 21:11:38 2010 AEST. The report analyses the BGP Routing Table of AS2.0 router and generates a report on aggregation potential within the table. Check http://www.cidr-report.org for a current version of this report. Recent Table History Date Prefixes CIDR Agg 25-06-10 326998 202457 26-06-10 327077 202580 27-06-10 327276 202660 28-06-10 327386 202922 29-06-10 327417 203125 30-06-10 327486 202384 01-07-10 327556 202237 02-07-10 328551 201923 AS Summary 34754 Number of ASes in routing system 14757 Number of ASes announcing only one prefix 4474 Largest number of prefixes announced by an AS AS4323 : TWTC - tw telecom holdings, inc. 95976768 Largest address span announced by an AS (/32s) AS4134 : CHINANET-BACKBONE No.31,Jin-rong Street Aggregation Summary The algorithm used in this report proposes aggregation only when there is a precise match using the AS path, so as to preserve traffic transit policies. Aggregation is also proposed across non-advertised address space ('holes'). --- 02Jul10 --- ASnum NetsNow NetsAggr NetGain % Gain Description Table 328253 201959 126294 38.5% All ASes AS6389 3908 296 3612 92.4% BELLSOUTH-NET-BLK - BellSouth.net Inc. AS4323 4474 1749 2725 60.9% TWTC - tw telecom holdings, inc. AS19262 1824 274 1550 85.0% VZGNI-TRANSIT - Verizon Internet Services Inc. AS4766 1851 501 1350 72.9% KIXS-AS-KR Korea Telecom AS22773 1166 70 1096 94.0% ASN-CXA-ALL-CCI-22773-RDC - Cox Communications Inc. AS17488 1322 318 1004 75.9% HATHWAY-NET-AP Hathway IP Over Cable Internet AS4755 1367 375 992 72.6% TATACOMM-AS TATA Communications formerly VSNL is Leading ISP AS6478 1288 318 970 75.3% ATT-INTERNET3 - AT&T WorldNet Services AS10620 1066 155 911 85.5% Telmex Colombia S.A. AS8151 1518 615 903 59.5% Uninet S.A. de C.V. AS18566 1087 267 820 75.4% COVAD - Covad Communications Co. AS5668 922 134 788 85.5% AS-5668 - CenturyTel Internet Holdings, Inc. AS7545 1357 581 776 57.2% TPG-INTERNET-AP TPG Internet Pty Ltd AS8452 1152 392 760 66.0% TEDATA TEDATA AS7303 749 119 630 84.1% Telecom Argentina S.A. AS4804 678 72 606 89.4% MPX-AS Microplex PTY LTD AS4808 827 236 591 71.5% CHINA169-BJ CNCGROUP IP network China169 Beijing Province Network AS35805 648 57 591 91.2% SILKNET-AS SILKNET AS AS7018 1508 959 549 36.4% ATT-INTERNET4 - AT&T WorldNet Services AS4780 684 164 520 76.0% SEEDNET Digital United Inc. AS3356 1178 663 515 43.7% LEVEL3 Level 3 Communications AS7552 653 153 500 76.6% VIETEL-AS-AP Vietel Corporation AS28573 1023 526 497 48.6% NET Servicos de Comunicao S.A. AS9443 570 75 495 86.8% INTERNETPRIMUS-AS-AP Primus Telecommunications AS17676 578 83 495 85.6% GIGAINFRA Softbank BB Corp. AS1785 1777 1284 493 27.7% AS-PAETEC-NET - PaeTec Communications, Inc. AS7011 1133 652 481 42.5% FRONTIER-AND-CITIZENS - Frontier Communications of America, Inc. AS24560 927 471 456 49.2% AIRTELBROADBAND-AS-AP Bharti Airtel Ltd., Telemedia Services AS33588 642 187 455 70.9% BRESNAN-AS - Bresnan Communications, LLC. AS7738 477 30 447 93.7% Telecomunicacoes da Bahia S.A. Total 38354 11776 26578 69.3% Top 30 total Possible Bogus Routes 31.0.0.0/16 AS12654 RIPE-NCC-RIS-AS RIPE NCC RIS project 31.1.0.0/21 AS12654 RIPE-NCC-RIS-AS RIPE NCC RIS project 31.1.24.0/24 AS12654 RIPE-NCC-RIS-AS RIPE NCC RIS project 41.222.79.0/24 AS36938 AMSCOTELECOMS Amsco Telecommunications Nigeria Limited 41.223.92.0/22 AS36936 CELTEL-GABON Celtel Gabon Internet Service 41.223.188.0/24 AS22351 INTELSAT Intelsat Global BGP Routing Policy 41.223.189.0/24 AS6453 GLOBEINTERNET TATA Communications 41.223.196.0/24 AS36990 41.223.197.0/24 AS36990 41.223.198.0/24 AS36990 41.223.199.0/24 AS36990 62.61.220.0/24 AS24974 TACHYON-EU Tachyon Europe BV 62.61.221.0/24 AS24974 TACHYON-EU Tachyon Europe BV 64.20.80.0/20 AS40028 SPD-NETWORK-1 - SPD NETWORK 64.21.192.0/20 AS11610 INETNEBR-1 - Internet Nebraska Corporation 64.21.212.0/22 AS11610 INETNEBR-1 - Internet Nebraska Corporation 64.21.216.0/21 AS11610 INETNEBR-1 - Internet Nebraska Corporation 64.82.128.0/19 AS16617 COMMUNITYISP - CISP 64.82.160.0/19 AS16617 COMMUNITYISP - CISP 66.128.38.0/24 AS15246 Telecomunicaciones Satelitales Telesat S.A. 66.180.239.0/24 AS35888 VIGNETTE - VIGNETTE CORPORATION 66.206.32.0/24 AS17787 PSEB-AS-PK Pakistan Software Export Board 66.206.33.0/24 AS17787 PSEB-AS-PK Pakistan Software Export Board 66.206.34.0/24 AS17787 PSEB-AS-PK Pakistan Software Export Board 66.206.35.0/24 AS17787 PSEB-AS-PK Pakistan Software Export Board 66.206.47.0/24 AS17557 PKTELECOM-AS-PK Pakistan Telecommunication Company Limited 66.207.32.0/20 AS23011 66.230.240.0/20 AS27286 66.241.112.0/20 AS21547 REVNETS - Revolution Networks 66.245.176.0/20 AS19318 NJIIX-AS-1 - NEW JERSEY INTERNATIONAL INTERNET EXCHANGE LLC 69.6.80.0/24 AS13442 69.6.81.0/24 AS13442 69.80.224.0/19 AS19166 ACRONOC - ACRONOC INC 71.19.134.0/23 AS3313 INET-AS I.NET S.p.A. 71.19.160.0/23 AS4648 NZIX-2 Netgate 72.22.32.0/19 AS33150 72.22.61.0/24 AS33150 72.22.62.0/24 AS33150 76.77.32.0/19 AS2828 XO-AS15 - XO Communications 80.88.10.0/24 AS33774 DJAWEB 80.88.12.0/24 AS33779 wataniya-telecom-as 110.34.44.0/22 AS12653 COMTONET KB Impuls Hellas 110.173.64.0/19 AS37963 CNNIC-ALIBABA-CN-NET-AP Alibaba (China) Technology Co., Ltd. 116.68.136.0/21 AS28045 Pantel Communications 117.120.56.0/21 AS4755 TATACOMM-AS TATA Communications formerly VSNL is Leading ISP 121.46.0.0/16 AS4134 CHINANET-BACKBONE No.31,Jin-rong Street 121.50.168.0/21 AS9931 CAT-AP The Communication Authoity of Thailand, CAT 158.222.70.0/23 AS6137 SISNA - SISNA, Inc. 158.222.72.0/23 AS6137 SISNA - SISNA, Inc. 158.222.224.0/20 AS19864 O1COMM - O1 COMMUNICATIONS 158.222.224.0/22 AS19864 O1COMM - O1 COMMUNICATIONS 158.222.229.0/24 AS19864 O1COMM - O1 COMMUNICATIONS 176.0.0.0/16 AS12654 RIPE-NCC-RIS-AS RIPE NCC RIS project 176.1.0.0/21 AS12654 RIPE-NCC-RIS-AS RIPE NCC RIS project 176.1.24.0/24 AS12654 RIPE-NCC-RIS-AS RIPE NCC RIS project 181.0.0.0/8 AS237 MERIT-AS-14 - Merit Network Inc. 190.102.32.0/20 AS30058 ACTIVO-SYSTEMS-AS30058 ACTIVO-SYSTEMS-AS30058 192.9.0.0/16 AS11479 BRM-SUN-AS - Sun Microsystems, Inc 192.64.85.0/24 AS1759 TSF-IP-CORE TeliaSonera Finland IP Network 192.69.108.0/24 AS1759 TSF-IP-CORE TeliaSonera Finland IP Network 192.70.164.0/24 AS25689 NRCNET-AS - National Research Council of Canada 192.101.45.0/24 AS16637 MTNNS-AS 192.101.64.0/21 AS702 AS702 Verizon Business EMEA - Commercial IP service provider in Europe 192.101.70.0/24 AS701 UUNET - MCI Communications Services, Inc. d/b/a Verizon Business 192.101.71.0/24 AS701 UUNET - MCI Communications Services, Inc. d/b/a Verizon Business 192.101.72.0/24 AS702 AS702 Verizon Business EMEA - Commercial IP service provider in Europe 192.101.74.0/24 AS1239 SPRINTLINK - Sprint 192.124.248.0/23 AS680 DFN-IP service X-WiN 192.124.252.0/22 AS680 DFN-IP service X-WiN 192.131.233.0/24 AS6389 BELLSOUTH-NET-BLK - BellSouth.net Inc. 192.139.3.0/24 AS23184 PERSONA - PERSONA COMMUNICATIONS INC. 192.154.32.0/19 AS81 NCREN - MCNC 192.154.64.0/19 AS81 NCREN - MCNC 192.188.208.0/20 AS27064 DNIC-ASBLK-27032-27159 - DoD Network Information Center 196.2.224.0/22 AS24863 LINKdotNET-AS 196.6.108.0/24 AS5713 SAIX-NET 196.13.201.0/24 AS2018 TENET-1 196.13.202.0/24 AS2018 TENET-1 196.13.203.0/24 AS2018 TENET-1 196.13.204.0/24 AS2018 TENET-1 196.110.105.0/24 AS8513 SKYVISION SkyVision Network Services 196.201.248.0/24 AS30991 SAHANNET Sahannet AS Network 196.201.249.0/24 AS30991 SAHANNET Sahannet AS Network 196.201.250.0/24 AS30991 SAHANNET Sahannet AS Network 196.201.251.0/24 AS30991 SAHANNET Sahannet AS Network 196.201.253.0/24 AS30991 SAHANNET Sahannet AS Network 196.201.255.0/24 AS30991 SAHANNET Sahannet AS Network 196.202.224.0/21 AS8818 TELE Greenland Autonomous System 198.1.2.0/24 AS4761 INDOSAT-INP-AP INDOSAT Internet Network Provider 198.23.26.0/24 AS33052 VZUNET - Verizon Data Services LLC 198.51.100.0/24 AS16953 ASCENT-MEDIA-GROUP-LLC - Ascent Media Group, LLC 198.73.210.0/24 AS21570 ACI-1 - Accelerated Connections Inc. 198.74.38.0/24 AS16966 SBCIDC-LSAN03 - AT&T Internet Services 198.74.39.0/24 AS16966 SBCIDC-LSAN03 - AT&T Internet Services 198.74.40.0/24 AS16966 SBCIDC-LSAN03 - AT&T Internet Services 198.97.72.0/21 AS27064 DNIC-ASBLK-27032-27159 - DoD Network Information Center 198.97.96.0/19 AS27064 DNIC-ASBLK-27032-27159 - DoD Network Information Center 198.97.240.0/20 AS27064 DNIC-ASBLK-27032-27159 - DoD Network Information Center 198.99.241.0/24 AS11797 AC-NIELSEN-AS AC NIELSEN 198.135.236.0/24 AS4358 XNET - XNet Information Systems, Inc. 198.161.87.0/24 AS6539 GT-BELL - Bell Canada 198.163.214.0/24 AS21804 ACCESS-SK - Access Communications Co-operative Limited 198.167.0.0/16 AS7456 INTERHOP - Interhop Network SERVICES Inc. 198.168.0.0/16 AS701 UUNET - MCI Communications Services, Inc. d/b/a Verizon Business 198.169.0.0/16 AS803 SASKTEL - Saskatchewan Telecommunications 198.180.198.0/24 AS23715 SEOUL-INTGW-GXS-AP Global Exchange Services 198.182.235.0/24 AS3356 LEVEL3 Level 3 Communications 199.10.0.0/16 AS721 DNIC-ASBLK-00721-00726 - DoD Network Information Center 199.16.32.0/19 AS6389 BELLSOUTH-NET-BLK - BellSouth.net Inc. 199.26.183.0/24 AS701 UUNET - MCI Communications Services, Inc. d/b/a Verizon Business 199.121.0.0/16 AS27064 DNIC-ASBLK-27032-27159 - DoD Network Information Center 199.123.16.0/20 AS27064 DNIC-ASBLK-27032-27159 - DoD Network Information Center 199.185.130.0/23 AS19662 UNISERVE-ONLINE - Uniserve On Line 199.202.0.0/16 AS701 UUNET - MCI Communications Services, Inc. d/b/a Verizon Business 199.202.216.0/21 AS577 BACOM - Bell Canada 199.233.92.0/24 AS26896 D102-ITC - Data 102, LLC 199.246.116.0/24 AS813 UUNET-CANADA - MCI Communications Services, Inc. d/b/a Verizon Business 200.1.112.0/24 AS29754 GO2TEL GO2TEL.COM INC. 202.9.55.0/24 AS2764 AAPT AAPT Limited 202.9.57.0/24 AS2764 AAPT AAPT Limited 202.38.63.0/24 AS17557 PKTELECOM-AS-PK Pakistan Telecommunication Company Limited 202.58.113.0/24 AS19161 202.61.75.0/24 AS9927 PHILCOMNET-PH A Multihomed ISP Company 202.66.128.0/18 AS9584 GENESIS-AP Diyixian.com Limited 202.66.160.0/19 AS9584 GENESIS-AP Diyixian.com Limited 202.66.160.0/20 AS9584 GENESIS-AP Diyixian.com Limited 202.66.176.0/20 AS9584 GENESIS-AP Diyixian.com Limited 202.66.184.0/24 AS9584 GENESIS-AP Diyixian.com Limited 202.66.186.0/24 AS9584 GENESIS-AP Diyixian.com Limited 202.66.188.0/24 AS9584 GENESIS-AP Diyixian.com Limited 202.66.189.0/24 AS9584 GENESIS-AP Diyixian.com Limited 202.66.190.0/24 AS9584 GENESIS-AP Diyixian.com Limited 202.73.144.0/20 AS4788 TMNET-AS-AP TM Net, Internet Service Provider 202.80.192.0/20 AS2706 PI-HK Pacnet Internet (Hong Kong) Limited 202.86.252.0/22 AS4748 RESOLINK-AS-AP Resources Link Network Limited 202.86.252.0/24 AS9304 HUTCHISON-AS-AP Hutchison Global Communications 202.86.253.0/24 AS9304 HUTCHISON-AS-AP Hutchison Global Communications 202.86.254.0/24 AS9304 HUTCHISON-AS-AP Hutchison Global Communications 202.86.255.0/24 AS9304 HUTCHISON-AS-AP Hutchison Global Communications 202.94.1.0/24 AS4808 CHINA169-BJ CNCGROUP IP network China169 Beijing Province Network 202.133.37.0/24 AS17557 PKTELECOM-AS-PK Pakistan Telecommunication Company Limited 202.133.70.0/24 AS38616 WORLDCALL-AS-KHI Worldcall Telecom Limited 202.133.73.0/24 AS38616 WORLDCALL-AS-KHI Worldcall Telecom Limited 202.136.254.0/24 AS4808 CHINA169-BJ CNCGROUP IP network China169 Beijing Province Network 202.136.255.0/24 AS4808 CHINA169-BJ CNCGROUP IP network China169 Beijing Province Network 202.150.227.0/24 AS17727 NAPINFO-AS-AP PT. NAP Info Lintas Nusa 202.169.96.0/24 AS7545 TPG-INTERNET-AP TPG Internet Pty Ltd 202.169.98.0/24 AS10143 EXETEL-AS-AP Exetel Pty Ltd 202.174.70.0/24 AS21175 WIS Wind International Services SA 202.174.125.0/24 AS9498 BBIL-AP BHARTI Airtel Ltd. 202.176.1.0/24 AS9942 COMINDICO-AP SOUL Converged Communications Australia 202.179.130.0/24 AS17557 PKTELECOM-AS-PK Pakistan Telecommunication Company Limited 202.179.131.0/24 AS17557 PKTELECOM-AS-PK Pakistan Telecommunication Company Limited 202.179.133.0/24 AS17557 PKTELECOM-AS-PK Pakistan Telecommunication Company Limited 202.179.134.0/24 AS23966 LDN-AS-PK LINKdotNET Telecom Limited 202.179.144.0/24 AS17557 PKTELECOM-AS-PK Pakistan Telecommunication Company Limited 202.179.149.0/24 AS17557 PKTELECOM-AS-PK Pakistan Telecommunication Company Limited 202.179.150.0/24 AS17557 PKTELECOM-AS-PK Pakistan Telecommunication Company Limited 202.181.32.0/24 AS4645 ASN-HKNET-AP HKNet Co. Ltd 203.12.45.0/24 AS4854 NETSPACE-AS-AP Netspace Online Systems 203.62.0.0/17 AS7575 AARNET-AS-AP Australian Academic and Reasearch Network (AARNet) 203.78.48.0/20 AS9299 IPG-AS-AP Philippine Long Distance Telephone Company 203.80.136.0/21 AS4759 EVOSERVE-AS-AP EvoServe is a content and online access Internet provider company 203.112.111.0/24 AS7474 OPTUSCOM-AS01-AU SingTel Optus Pty Ltd 203.112.113.0/24 AS7474 OPTUSCOM-AS01-AU SingTel Optus Pty Ltd 203.112.114.0/24 AS4802 ASN-IINET iiNet Limited 203.112.116.0/24 AS7474 OPTUSCOM-AS01-AU SingTel Optus Pty Ltd 203.112.117.0/24 AS7474 OPTUSCOM-AS01-AU SingTel Optus Pty Ltd 203.112.118.0/24 AS7474 OPTUSCOM-AS01-AU SingTel Optus Pty Ltd 203.112.119.0/24 AS7474 OPTUSCOM-AS01-AU SingTel Optus Pty Ltd 203.112.120.0/24 AS7474 OPTUSCOM-AS01-AU SingTel Optus Pty Ltd 203.112.121.0/24 AS7474 OPTUSCOM-AS01-AU SingTel Optus Pty Ltd 203.112.127.0/24 AS7474 OPTUSCOM-AS01-AU SingTel Optus Pty Ltd 203.128.128.0/24 AS23849 CNNIC-NET263-AP Beijing Capital-online science development Co.,Ltd. 203.142.219.0/24 AS45149 204.9.216.0/23 AS6389 BELLSOUTH-NET-BLK - BellSouth.net Inc. 204.9.218.0/23 AS6389 BELLSOUTH-NET-BLK - BellSouth.net Inc. 204.10.232.0/21 AS33150 204.19.14.0/23 AS577 BACOM - Bell Canada 204.28.104.0/21 AS25973 MZIMA - Mzima Networks, Inc. 204.89.214.0/24 AS4323 TWTC - tw telecom holdings, inc. 204.197.0.0/16 AS3356 LEVEL3 Level 3 Communications 204.209.114.0/24 AS13768 PEER1 - Peer 1 Network Inc. 204.238.70.0/24 AS36826 205.150.0.0/15 AS701 UUNET - MCI Communications Services, Inc. d/b/a Verizon Business 205.189.134.0/24 AS11814 DISTRIBUTEL-AS11814 - DISTRIBUTEL COMMUNICATIONS LTD. 205.196.24.0/22 AS33724 BIZNESSHOSTING - VOLICO 205.210.145.0/24 AS11814 DISTRIBUTEL-AS11814 - DISTRIBUTEL COMMUNICATIONS LTD. 206.180.240.0/20 AS12083 KNOLOGY-NET - Knology Holdings 206.197.184.0/24 AS23304 DATOTEL-STL-AS - Datotel LLC, a NetLabs LLC Company 207.174.131.0/24 AS26116 INDRA - Indra's Net Inc. 207.174.132.0/23 AS26116 INDRA - Indra's Net Inc. 207.174.152.0/23 AS26116 INDRA - Indra's Net Inc. 207.174.154.0/24 AS26116 INDRA - Indra's Net Inc. 207.174.155.0/24 AS26116 INDRA - Indra's Net Inc. 207.174.188.0/24 AS26116 INDRA - Indra's Net Inc. 207.174.189.0/24 AS26116 INDRA - Indra's Net Inc. 207.174.190.0/24 AS26116 INDRA - Indra's Net Inc. 207.174.191.0/24 AS26116 INDRA - Indra's Net Inc. 207.174.200.0/24 AS22658 EARTHNET - Earthnet, Inc. 207.174.248.0/21 AS6653 PRIVATEI - privateI, LLC 207.231.96.0/19 AS11194 NUNETPA - NuNet Inc. 208.73.4.0/22 AS27630 PREMIER - Premier Innovations, LLC 208.78.164.0/24 AS16565 208.78.165.0/24 AS16565 208.78.167.0/24 AS16565 208.92.196.0/22 AS10929 NETELLIGENT - Netelligent Hosting Services Inc. 208.92.199.0/24 AS26198 3MENATWORK - 3Men@Work Integrated Networks, Inc. 209.54.123.0/24 AS6062 NETPLEX - NETPLEX 209.105.224.0/19 AS20074 209.165.239.0/24 AS209 ASN-QWEST - Qwest Communications Company, LLC 209.213.0.0/20 AS33005 ELTOPIA - Eltopia.com, LLC 209.213.1.0/24 AS7849 CROCKERCOM - CROCKER COMMUNICATIONS 209.213.4.0/24 AS7849 CROCKERCOM - CROCKER COMMUNICATIONS 210.5.128.0/20 AS4837 CHINA169-BACKBONE CNCGROUP China169 Backbone 210.56.150.0/23 AS38138 INTECH-TRANSIT-BD InTech Online Limited, INTERNET SERVICE LIMITED 210.247.224.0/19 AS7496 WEBCENTRAL-AS WebCentral 216.21.196.0/24 AS12251 INVISION - Invision.com, Inc. 216.21.201.0/24 AS12251 INVISION - Invision.com, Inc. 216.21.202.0/24 AS12251 INVISION - Invision.com, Inc. 216.21.206.0/23 AS12251 INVISION - Invision.com, Inc. 216.58.192.0/24 AS22702 X5SOLUTIONS - X5 Solutions, Inc. 216.58.197.0/24 AS22702 X5SOLUTIONS - X5 Solutions, Inc. 216.58.200.0/24 AS18530 ISOMEDIA-1 - Isomedia Inc. 216.172.198.0/24 AS22773 ASN-CXA-ALL-CCI-22773-RDC - Cox Communications Inc. 216.172.199.0/24 AS22773 ASN-CXA-ALL-CCI-22773-RDC - Cox Communications Inc. 216.250.112.0/20 AS7296 ALCHEMYNET - Alchemy Communications, Inc. 216.250.116.0/24 AS36066 UNI-MARKETING-ALLIANCE - Webhost4life.com Please see http://www.cidr-report.org for the full report ------------------------------------ Copies of this report are mailed to: nanog(a)merit.edu eof-list(a)ripe.net apops(a)apops.net routing-wg(a)ripe.net afnog(a)afnog.org

1 0

Weekly Routing Table Report
by Routing Analysis Role Account 02 Jul '10

02 Jul '10

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 NANOG, AfNOG, AusNOG, SANOG, PacNOG, LacNOG and the RIPE Routing Working Group. Daily listings are sent to bgp-stats(a)lists.apnic.net For historical data, please see http://thyme.apnic.net. If you have any comments please contact Philip Smith <pfs(a)cisco.com>. Routing Table Report 04:00 +10GMT Sat 03 Jul, 2010 Report Website: http://thyme.apnic.net Detailed Analysis: http://thyme.apnic.net/current/ Analysis Summary ---------------- BGP routing table entries examined: 324314 Prefixes after maximum aggregation: 149409 Deaggregation factor: 2.17 Unique aggregates announced to Internet: 158777 Total ASes present in the Internet Routing Table: 34277 Prefixes per ASN: 9.46 Origin-only ASes present in the Internet Routing Table: 29765 Origin ASes announcing only one prefix: 14419 Transit ASes present in the Internet Routing Table: 4512 Transit-only ASes present in the Internet Routing Table: 107 Average AS path length visible in the Internet Routing Table: 3.6 Max AS path length visible: 25 Max AS path prepend of ASN (41664) 21 Prefixes from unregistered ASNs in the Routing Table: 269 Unregistered ASNs in the Routing Table: 114 Number of 32-bit ASNs allocated by the RIRs: 657 Prefixes from 32-bit ASNs in the Routing Table: 777 Special use prefixes present in the Routing Table: 0 Prefixes being announced from unallocated address space: 161 Number of addresses announced to Internet: 2252946208 Equivalent to 134 /8s, 73 /16s and 59 /24s Percentage of available address space announced: 60.8 Percentage of allocated address space announced: 65.5 Percentage of available address space allocated: 92.8 Percentage of address space in use by end-sites: 83.6 Total number of prefixes smaller than registry allocations: 154912 APNIC Region Analysis Summary ----------------------------- Prefixes being announced by APNIC Region ASes: 78350 Total APNIC prefixes after maximum aggregation: 27003 APNIC Deaggregation factor: 2.90 Prefixes being announced from the APNIC address blocks: 75198 Unique aggregates announced from the APNIC address blocks: 33264 APNIC Region origin ASes present in the Internet Routing Table: 4098 APNIC Prefixes per ASN: 18.35 APNIC Region origin ASes announcing only one prefix: 1122 APNIC Region transit ASes present in the Internet Routing Table: 640 Average APNIC Region AS path length visible: 3.7 Max APNIC Region AS path length visible: 15 Number of APNIC addresses announced to Internet: 525699616 Equivalent to 31 /8s, 85 /16s and 138 /24s Percentage of available APNIC address space announced: 78.3 APNIC AS Blocks 4608-4864, 7467-7722, 9216-10239, 17408-18431 (pre-ERX allocations) 23552-24575, 37888-38911, 45056-46079 55296-56319, 131072-132095 APNIC Address Blocks 1/8, 14/8, 27/8, 43/8, 58/8, 59/8, 60/8, 61/8, 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, 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: 134542 Total ARIN prefixes after maximum aggregation: 69307 ARIN Deaggregation factor: 1.94 Prefixes being announced from the ARIN address blocks: 107370 Unique aggregates announced from the ARIN address blocks: 41845 ARIN Region origin ASes present in the Internet Routing Table: 13759 ARIN Prefixes per ASN: 7.80 ARIN Region origin ASes announcing only one prefix: 5287 ARIN Region transit ASes present in the Internet Routing Table: 1349 Average ARIN Region AS path length visible: 3.4 Max ARIN Region AS path length visible: 22 Number of ARIN addresses announced to Internet: 730656800 Equivalent to 43 /8s, 140 /16s and 240 /24s Percentage of available ARIN address space announced: 62.2 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, 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, 54/8, 55/8, 56/8, 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, 107/8, 108/8, 173/8, 174/8, 184/8, 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: 74631 Total RIPE prefixes after maximum aggregation: 43298 RIPE Deaggregation factor: 1.72 Prefixes being announced from the RIPE address blocks: 67750 Unique aggregates announced from the RIPE address blocks: 44478 RIPE Region origin ASes present in the Internet Routing Table: 14568 RIPE Prefixes per ASN: 4.65 RIPE Region origin ASes announcing only one prefix: 7503 RIPE Region transit ASes present in the Internet Routing Table: 2158 Average RIPE Region AS path length visible: 3.9 Max RIPE Region AS path length visible: 24 Number of RIPE addresses announced to Internet: 433071392 Equivalent to 25 /8s, 208 /16s and 37 /24s Percentage of available RIPE address space announced: 75.9 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, 196608-197631 RIPE Address Blocks 2/8, 25/8, 31/8, 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, 176/8, 178/8, 193/8, 194/8, 195/8, 212/8, 213/8, 217/8, LACNIC Region Analysis Summary ------------------------------ Prefixes being announced by LACNIC Region ASes: 28481 Total LACNIC prefixes after maximum aggregation: 6882 LACNIC Deaggregation factor: 4.14 Prefixes being announced from the LACNIC address blocks: 27028 Unique aggregates announced from the LACNIC address blocks: 14292 LACNIC Region origin ASes present in the Internet Routing Table: 1296 LACNIC Prefixes per ASN: 20.85 LACNIC Region origin ASes announcing only one prefix: 394 LACNIC Region transit ASes present in the Internet Routing Table: 228 Average LACNIC Region AS path length visible: 4.0 Max LACNIC Region AS path length visible: 25 Number of LACNIC addresses announced to Internet: 74937536 Equivalent to 4 /8s, 119 /16s and 116 /24s Percentage of available LACNIC address space announced: 55.8 LACNIC AS Blocks 26592-26623, 27648-28671, 52224-53247, 262144-263167 plus ERX transfers LACNIC Address Blocks 177/8, 181/8, 186/8, 187/8, 189/8, 190/8, 200/8, 201/8, AfriNIC Region Analysis Summary ------------------------------- Prefixes being announced by AfriNIC Region ASes: 7313 Total AfriNIC prefixes after maximum aggregation: 1862 AfriNIC Deaggregation factor: 3.93 Prefixes being announced from the AfriNIC address blocks: 5614 Unique aggregates announced from the AfriNIC address blocks: 1738 AfriNIC Region origin ASes present in the Internet Routing Table: 378 AfriNIC Prefixes per ASN: 14.85 AfriNIC Region origin ASes announcing only one prefix: 113 AfriNIC Region transit ASes present in the Internet Routing Table: 86 Average AfriNIC Region AS path length visible: 3.7 Max AfriNIC Region AS path length visible: 14 Number of AfriNIC addresses announced to Internet: 19531520 Equivalent to 1 /8s, 42 /16s and 7 /24s Percentage of available AfriNIC address space announced: 58.2 AfriNIC AS Blocks 36864-37887, 327680-328703 & ERX transfers AfriNIC Address Blocks 41/8, 197/8, APNIC Region per AS prefix count summary ---------------------------------------- ASN No of nets /20 equiv MaxAgg Description 4766 1851 8423 487 Korea Telecom (KIX) 4755 1367 295 161 TATA Communications formerly 7545 1345 232 105 TPG Internet Pty Ltd 17488 1322 140 131 Hathway IP Over Cable Interne 17974 1152 285 30 PT TELEKOMUNIKASI INDONESIA 9583 994 73 487 Sify Limited 24560 927 307 171 Bharti Airtel Ltd., Telemedia 4134 876 21292 408 CHINANET-BACKBONE 4808 827 1572 216 CNCGROUP IP network: China169 9829 810 684 41 BSNL National Internet Backbo Complete listing at http://thyme.apnic.net/current/data-ASnet-APNIC ARIN Region per AS prefix count summary --------------------------------------- ASN No of nets /20 equiv MaxAgg Description 6389 3910 3734 293 bellsouth.net, inc. 4323 2715 1114 394 Time Warner Telecom 19262 1825 4562 275 Verizon Global Networks 1785 1777 698 129 PaeTec Communications, Inc. 20115 1561 1520 655 Charter Communications 7018 1508 5736 957 AT&T WorldNet Services 6478 1289 260 91 AT&T Worldnet Services 2386 1282 568 906 AT&T Data Communications Serv 3356 1176 10875 404 Level 3 Communications, LLC 22773 1167 2859 65 Cox Communications, Inc. Complete listing at http://thyme.apnic.net/current/data-ASnet-ARIN RIPE Region per AS prefix count summary --------------------------------------- ASN No of nets /20 equiv MaxAgg Description 35805 648 56 6 United Telecom of Georgia 3292 452 2027 393 TDC Tele Danmark 30890 443 111 205 Evolva Telecom 702 411 1869 327 UUNET - Commercial IP service 9198 408 202 13 Kazakhtelecom Data Network Ad 8866 402 117 18 Bulgarian Telecommunication C 8551 400 353 46 Bezeq International 3320 373 7329 324 Deutsche Telekom AG 3301 372 1414 327 TeliaNet Sweden 34984 360 89 185 BILISIM TELEKOM Complete listing at http://thyme.apnic.net/current/data-ASnet-RIPE LACNIC Region per AS prefix count summary ----------------------------------------- ASN No of nets /20 equiv MaxAgg Description 8151 1518 3017 245 UniNet S.A. de C.V. 10620 1066 238 150 TVCABLE BOGOTA 28573 1023 791 97 NET Servicos de Comunicao S.A 7303 748 385 106 Telecom Argentina Stet-France 6503 554 137 183 AVANTEL, S.A. 22047 548 310 15 VTR PUNTO NET S.A. 3816 495 217 81 Empresa Nacional de Telecomun 7738 477 922 30 Telecomunicacoes da Bahia S.A 14420 471 33 69 ANDINATEL S.A. 11172 449 99 76 Servicios Alestra S.A de C.V Complete listing at http://thyme.apnic.net/current/data-ASnet-LACNIC AfriNIC Region per AS prefix count summary ------------------------------------------ ASN No of nets /20 equiv MaxAgg Description 8452 1152 445 10 TEDATA 24863 728 147 39 LINKdotNET AS number 36992 644 279 184 Etisalat MISR 3741 267 834 228 The Internet Solution 33776 219 12 11 Starcomms Nigeria Limited 2018 210 244 61 Tertiary Education Network 6713 195 186 16 Itissalat Al-MAGHRIB 24835 192 78 10 RAYA Telecom - Egypt 29571 176 19 10 Ci Telecom Autonomous system 29975 133 506 14 Vodacom Complete listing at http://thyme.apnic.net/current/data-ASnet-AFRINIC Global Per AS prefix count summary ---------------------------------- ASN No of nets /20 equiv MaxAgg Description 6389 3910 3734 293 bellsouth.net, inc. 4323 2715 1114 394 Time Warner Telecom 4766 1851 8423 487 Korea Telecom (KIX) 19262 1825 4562 275 Verizon Global Networks 1785 1777 698 129 PaeTec Communications, Inc. 20115 1561 1520 655 Charter Communications 8151 1518 3017 245 UniNet S.A. de C.V. 7018 1508 5736 957 AT&T WorldNet Services 4755 1367 295 161 TATA Communications formerly 7545 1345 232 105 TPG Internet Pty Ltd Complete listing at http://thyme.apnic.net/current/data-ASnet Global Per AS Maximum Aggr summary ---------------------------------- ASN No of nets Net Savings Description 4323 2715 2321 Time Warner Telecom 1785 1777 1648 PaeTec Communications, Inc. 19262 1825 1550 Verizon Global Networks 4766 1851 1364 Korea Telecom (KIX) 8151 1518 1273 UniNet S.A. de C.V. 7545 1345 1240 TPG Internet Pty Ltd 4755 1367 1206 TATA Communications formerly 6478 1289 1198 AT&T Worldnet Services 17488 1322 1191 Hathway IP Over Cable Interne 8452 1152 1142 TEDATA Complete listing at http://thyme.apnic.net/current/data-CIDRnet List of Unregistered Origin ASNs (Global) ----------------------------------------- Bad AS Designation Network Transit AS Description 16927 UNALLOCATED 12.0.252.0/23 7018 AT&T WorldNet Servic 15132 UNALLOCATED 12.9.150.0/24 7018 AT&T WorldNet Servic 32567 UNALLOCATED 12.14.170.0/24 7018 AT&T WorldNet Servic 13746 UNALLOCATED 12.24.56.0/24 7018 AT&T WorldNet Servic 32567 UNALLOCATED 12.25.107.0/24 7018 AT&T WorldNet Servic 26973 UNALLOCATED 12.39.152.0/24 7018 AT&T WorldNet Servic 26973 UNALLOCATED 12.39.154.0/23 7018 AT&T WorldNet Servic 26973 UNALLOCATED 12.39.155.0/24 7018 AT&T WorldNet Servic 26973 UNALLOCATED 12.39.159.0/24 7018 AT&T WorldNet Servic 25639 UNALLOCATED 12.41.169.0/24 7018 AT&T WorldNet Servic Complete listing at http://thyme.apnic.net/current/data-badAS Advertised Unallocated Addresses -------------------------------- Network Origin AS Description 31.0.0.0/16 12654 RIPE NCC RIS Project 31.1.0.0/21 12654 RIPE NCC RIS Project 31.1.24.0/24 12654 RIPE NCC RIS Project 41.222.79.0/24 36938 >>UNKNOWN<< 41.223.92.0/22 36936 >>UNKNOWN<< 41.223.188.0/24 22351 Intelsat 41.223.189.0/24 6453 Teleglobe Inc. 41.223.196.0/24 36990 Alkan Telecom Ltd 41.223.197.0/24 36990 Alkan Telecom Ltd 41.223.198.0/24 36990 Alkan Telecom Ltd Complete listing at http://thyme.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 /8:20 /9:10 /10:25 /11:68 /12:196 /13:406 /14:707 /15:1285 /16:11156 /17:5338 /18:9126 /19:18399 /20:22806 /21:22871 /22:29932 /23:29604 /24:169130 /25:1031 /26:1320 /27:707 /28:117 /29:47 /30:6 /31:0 /32:7 Advertised prefixes smaller than registry allocations ----------------------------------------------------- ASN No of nets Total ann. Description 6389 2504 3910 bellsouth.net, inc. 4766 1482 1851 Korea Telecom (KIX) 4323 1396 2715 Time Warner Telecom 1785 1239 1777 PaeTec Communications, Inc. 11492 1070 1160 Cable One 17488 1069 1322 Hathway IP Over Cable Interne 18566 1069 1088 Covad Communications 8452 1040 1152 TEDATA 10620 982 1066 TVCABLE BOGOTA 7018 911 1508 AT&T WorldNet Services Complete listing at http://thyme.apnic.net/current/data-sXXas-nos Number of /24s announced per /8 block (Global) ---------------------------------------------- 1:6 2:10 4:13 8:286 12:2012 13:7 14:1 15:23 16:3 17:8 20:17 24:1452 27:187 31:1 32:48 33:12 38:679 40:98 41:2440 44:3 47:12 52:9 55:4 56:2 57:25 58:749 59:501 60:459 61:1090 62:1055 63:1977 64:3659 65:2361 66:4037 67:1810 68:1105 69:2874 70:723 71:380 72:1953 73:2 74:2263 75:253 76:313 77:952 78:604 79:437 80:981 81:799 82:489 83:435 84:710 85:1053 86:452 87:678 88:342 89:1567 90:93 91:2847 92:489 93:985 94:1400 95:637 96:352 97:207 98:574 99:29 108:97 109:551 110:364 111:535 112:266 113:315 114:427 115:563 116:1073 117:661 118:483 119:944 120:127 121:728 122:1452 123:927 124:1122 125:1321 128:226 129:202 130:196 131:555 132:251 133:17 134:197 135:42 136:241 137:159 138:264 139:104 140:480 141:198 142:346 143:392 144:452 145:50 146:435 147:168 148:606 149:301 150:149 151:230 152:302 153:169 154:2 155:328 156:157 157:319 158:107 159:378 160:316 161:181 162:254 163:176 164:408 165:365 166:462 167:404 168:652 169:157 170:713 171:58 172:2 173:875 174:468 175:105 176:1 178:248 180:516 182:147 183:228 184:103 186:487 187:387 188:993 189:744 190:3742 192:5739 193:4714 194:3365 195:2798 196:1181 198:3573 199:3452 200:5258 201:1523 202:7942 203:8278 204:4070 205:2339 206:2521 207:3105 208:3871 209:3443 210:2523 211:1265 212:1694 213:1666 214:637 215:68 216:4659 217:1522 218:493 219:379 220:1134 221:398 222:314 223:1 End of report

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Announcement: RIPE NCC Training Courses
by Training 28 Jun '10

28 Jun '10

[Apologies for duplicate e-mails] Dear Colleagues, The RIPE NCC invites you to register for one of our upcoming training courses: - The LIR Training Course This course teaches LIRs how to request Internet number resources and interact with the RIPE NCC. A course outline is available at: http://www.ripe.net/training/lir/outline.html - The Routing Registry Training Course This course teaches LIRs how to use the RIPE Database for routing. A course outline is available at: http://www.ripe.net/training/rr/outline.html - The IPv6 Training Course This course teaches LIRs about the need for IPv6 and includes basic information on how to plan your deployment. A course outline is available at: http://www.ripe.net/training/ipv6/outline.html To see the location of upcoming courses and to register, please use the LIR Portal or complete the registration form on our website at: RIPE NCC Upcoming Courses List & Registration https://lirportal.ripe.net/lirportal/training/course-list.html If you have any questions, please do not hesitate to contact us at <training(a)ripe.net>. Kind regards, Rumy Kanis Training Services Manager RIPE NCC

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Minutes from RIPE 60
by Rob Evans 28 Jun '10

28 Jun '10

Folks, With many thanks to the RIPE NCC for writing them, and apologies from myself for taking my time to forward the link, here are the draft minutes from our meeting in RIPE 60. http://www.ripe.net/ripe/wg/routing/r60-minutes.html Comments, changes, etc. to Joao and myself please. Many thanks for a constructive and interactive meeting! Rob

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BGP Update Report
by cidr-report＠potaroo.net 25 Jun '10

25 Jun '10

BGP Update Report Interval: 17-Jun-10 -to- 24-Jun-10 (7 days) Observation Point: BGP Peering with AS131072 TOP 20 Unstable Origin AS Rank ASN Upds % Upds/Pfx AS-Name 1 - AS24400 64871 4.5% 5405.9 -- CMNET-V4SHANGHAI-AS-AP Shanghai Mobile Communications Co.,Ltd. 2 - AS9808 62064 4.4% 827.5 -- CMNET-GD Guangdong Mobile Communication Co.Ltd. 3 - AS14420 54652 3.8% 117.3 -- CORPORACION NACIONAL DE TELECOMUNICACIONES CNT S.A. 4 - AS18910 29562 2.1% 1847.6 -- BIG-SANDY-BROADBAND-INC - Big Sandy Broadband Inc 5 - AS30890 26695 1.9% 61.4 -- EVOLVA Evolva Telecom s.r.l. 6 - AS35805 18262 1.3% 28.8 -- SILKNET-AS SILKNET AS 7 - AS5800 15672 1.1% 69.7 -- DNIC-ASBLK-05800-06055 - DoD Network Information Center 8 - AS12880 13091 0.9% 163.6 -- DCI-AS DCI Autonomous System 9 - AS32528 11954 0.8% 3984.7 -- ABBOTT Abbot Labs 10 - AS27065 10562 0.7% 87.3 -- DNIC-ASBLK-27032-27159 - DoD Network Information Center 11 - AS10474 10319 0.7% 2063.8 -- NETACTIVE 12 - AS47883 9945 0.7% 153.0 -- KKTCELL-AS KIBRIS MOBILE TELEKOMUNIKASYON LTD. 13 - AS9829 9794 0.7% 51.8 -- BSNL-NIB National Internet Backbone 14 - AS35931 9752 0.7% 3250.7 -- ARCHIPELAGO - ARCHIPELAGO HOLDINGS INC 15 - AS27968 9101 0.6% 97.9 -- CORPORACION NACIONAL DE TELECOMUNICACIONES CNT S.A. 16 - AS45464 9020 0.6% 209.8 -- NEXTWEB-AS-AP Room 201, TGU Bldg 17 - AS27757 8756 0.6% 76.1 -- CORPORACION NACIONAL DE TELECOMUNICACIONES CNT S.A. 18 - AS8452 8138 0.6% 7.8 -- TEDATA TEDATA 19 - AS15656 7846 0.6% 170.6 -- ANET Anet Iletisim A.S. 20 - AS14522 7623 0.5% 30.5 -- Satnet TOP 20 Unstable Origin AS (Updates per announced prefix) Rank ASN Upds % Upds/Pfx AS-Name 1 - AS24400 64871 4.5% 5405.9 -- CMNET-V4SHANGHAI-AS-AP Shanghai Mobile Communications Co.,Ltd. 2 - AS32528 11954 0.8% 3984.7 -- ABBOTT Abbot Labs 3 - AS35931 9752 0.7% 3250.7 -- ARCHIPELAGO - ARCHIPELAGO HOLDINGS INC 4 - AS27873 2315 0.2% 2315.0 -- Compañia Goly, S.A. 5 - AS10474 10319 0.7% 2063.8 -- NETACTIVE 6 - AS18910 29562 2.1% 1847.6 -- BIG-SANDY-BROADBAND-INC - Big Sandy Broadband Inc 7 - AS30372 2775 0.2% 1387.5 -- SBS-NEWARK-CA - SIEMENS BUSINESS SERVICES 8 - AS9808 62064 4.4% 827.5 -- CMNET-GD Guangdong Mobile Communication Co.Ltd. 9 - AS55482 783 0.1% 783.0 -- DIGITAL-WAVE-MY Level 12 Menara Sunway, Jalan Lagoon Timur, 10 - AS11613 683 0.1% 683.0 -- U-SAVE - U-Save Auto Rental of America, Inc. 11 - AS28052 635 0.0% 635.0 -- Arte Radiotelevisivo Argentino 12 - AS16552 1384 0.1% 461.3 -- TIGGEE - Tiggee LLC 13 - AS30402 796 0.1% 398.0 -- HARRIS - Harris Interactive Inc. 14 - AS10445 2358 0.2% 336.9 -- HTG - Huntleigh Telcom 15 - AS3 313 0.0% 120.0 -- SUEZ-AS Elektrownia Polaniec SA Grupa GDF SUEZ Energia Polska 16 - AS39780 303 0.0% 303.0 -- TECNOCOM-NET AS for Tecnocom T&E 17 - AS20293 595 0.0% 297.5 -- WU - WESTERN UNION COMPANY 18 - AS45647 587 0.0% 293.5 -- LBCBANK-AS-AP LBC Development Bank 19 - AS41864 1641 0.1% 273.5 -- MIBA-AS SC MIBA TELECOM 2002 SRL 20 - AS38596 265 0.0% 265.0 -- INNODATA-MDE-AS-PH Innodata-ISOGEN, Inc TOP 20 Unstable Prefixes Rank Prefix Upds % Origin AS -- AS Name 1 - 111.10.2.0/24 12326 0.8% AS9808 -- CMNET-GD Guangdong Mobile Communication Co.Ltd. 2 - 111.10.3.0/24 12324 0.8% AS9808 -- CMNET-GD Guangdong Mobile Communication Co.Ltd. 3 - 111.10.4.0/24 12316 0.8% AS9808 -- CMNET-GD Guangdong Mobile Communication Co.Ltd. 4 - 111.10.0.0/24 12316 0.8% AS9808 -- CMNET-GD Guangdong Mobile Communication Co.Ltd. 5 - 111.10.1.0/24 12315 0.8% AS9808 -- CMNET-GD Guangdong Mobile Communication Co.Ltd. 6 - 117.131.0.0/17 10820 0.7% AS24400 -- CMNET-V4SHANGHAI-AS-AP Shanghai Mobile Communications Co.,Ltd. 7 - 120.204.0.0/16 10674 0.7% AS24400 -- CMNET-V4SHANGHAI-AS-AP Shanghai Mobile Communications Co.,Ltd. 8 - 196.2.16.0/24 10277 0.7% AS10474 -- NETACTIVE 9 - 221.181.64.0/18 7639 0.5% AS24400 -- CMNET-V4SHANGHAI-AS-AP Shanghai Mobile Communications Co.,Ltd. 10 - 117.136.8.0/24 7426 0.5% AS24400 -- CMNET-V4SHANGHAI-AS-AP Shanghai Mobile Communications Co.,Ltd. 11 - 117.135.128.0/18 7103 0.5% AS24400 -- CMNET-V4SHANGHAI-AS-AP Shanghai Mobile Communications Co.,Ltd. 12 - 117.135.0.0/17 7101 0.5% AS24400 -- CMNET-V4SHANGHAI-AS-AP Shanghai Mobile Communications Co.,Ltd. 13 - 130.36.34.0/24 5974 0.4% AS32528 -- ABBOTT Abbot Labs 14 - 130.36.35.0/24 5972 0.4% AS32528 -- ABBOTT Abbot Labs 15 - 190.65.228.0/22 5796 0.4% AS3816 -- COLOMBIA TELECOMUNICACIONES S.A. ESP 16 - 198.140.43.0/24 5570 0.4% AS35931 -- ARCHIPELAGO - ARCHIPELAGO HOLDINGS INC 17 - 85.185.26.0/24 5157 0.3% AS12880 -- DCI-AS DCI Autonomous System 18 - 202.141.157.0/24 4907 0.3% AS2697 -- ERX-ERNET-AS Education and Research Network 19 - 143.138.107.0/24 4126 0.3% AS747 -- TAEGU-AS - Headquarters, USAISC 20 - 63.211.68.0/22 3982 0.3% AS35931 -- ARCHIPELAGO - ARCHIPELAGO HOLDINGS INC Details at http://bgpupdates.potaroo.net ------------------------------------ Copies of this report are mailed to: nanog(a)merit.edu eof-list(a)ripe.net apops(a)apops.net routing-wg(a)ripe.net afnog(a)afnog.org

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The Cidr Report
by cidr-report＠potaroo.net 25 Jun '10

25 Jun '10

This report has been generated at Fri Jun 25 21:11:44 2010 AEST. The report analyses the BGP Routing Table of AS2.0 router and generates a report on aggregation potential within the table. Check http://www.cidr-report.org for a current version of this report. Recent Table History Date Prefixes CIDR Agg 18-06-10 325632 201656 19-06-10 326044 201847 20-06-10 326275 201809 21-06-10 326227 202163 22-06-10 326263 201899 23-06-10 326578 202351 24-06-10 326853 202535 25-06-10 326998 202479 AS Summary 34702 Number of ASes in routing system 14744 Number of ASes announcing only one prefix 4468 Largest number of prefixes announced by an AS AS4323 : TWTC - tw telecom holdings, inc. 95976768 Largest address span announced by an AS (/32s) AS4134 : CHINANET-BACKBONE No.31,Jin-rong Street Aggregation Summary The algorithm used in this report proposes aggregation only when there is a precise match using the AS path, so as to preserve traffic transit policies. Aggregation is also proposed across non-advertised address space ('holes'). --- 25Jun10 --- ASnum NetsNow NetsAggr NetGain % Gain Description Table 327010 202472 124538 38.1% All ASes AS6389 3910 293 3617 92.5% BELLSOUTH-NET-BLK - BellSouth.net Inc. AS4323 4468 1746 2722 60.9% TWTC - tw telecom holdings, inc. AS4766 1847 496 1351 73.1% KIXS-AS-KR Korea Telecom AS22773 1165 70 1095 94.0% ASN-CXA-ALL-CCI-22773-RDC - Cox Communications Inc. AS4755 1313 245 1068 81.3% TATACOMM-AS TATA Communications formerly VSNL is Leading ISP AS17488 1319 318 1001 75.9% HATHWAY-NET-AP Hathway IP Over Cable Internet AS6478 1283 325 958 74.7% ATT-INTERNET3 - AT&T WorldNet Services AS18566 1059 121 938 88.6% COVAD - Covad Communications Co. AS8151 1463 565 898 61.4% Uninet S.A. de C.V. AS19262 1130 274 856 75.8% VZGNI-TRANSIT - Verizon Internet Services Inc. AS10620 1057 234 823 77.9% Telmex Colombia S.A. AS7545 1346 570 776 57.7% TPG-INTERNET-AP TPG Internet Pty Ltd AS8452 1162 408 754 64.9% TEDATA TEDATA AS5668 872 131 741 85.0% AS-5668 - CenturyTel Internet Holdings, Inc. AS4808 829 234 595 71.8% CHINA169-BJ CNCGROUP IP network China169 Beijing Province Network AS4804 678 84 594 87.6% MPX-AS Microplex PTY LTD AS7303 746 179 567 76.0% Telecom Argentina S.A. AS35805 644 92 552 85.7% SILKNET-AS SILKNET AS AS7018 1506 959 547 36.3% ATT-INTERNET4 - AT&T WorldNet Services AS3356 1183 662 521 44.0% LEVEL3 Level 3 Communications AS4780 684 163 521 76.2% SEEDNET Digital United Inc. AS1785 1795 1292 503 28.0% AS-PAETEC-NET - PaeTec Communications, Inc. AS28573 1003 504 499 49.8% NET Servicos de Comunicao S.A. AS17676 572 81 491 85.8% GIGAINFRA Softbank BB Corp. AS9443 559 75 484 86.6% INTERNETPRIMUS-AS-AP Primus Telecommunications AS7552 613 130 483 78.8% VIETEL-AS-AP Vietel Corporation AS7011 1135 654 481 42.4% FRONTIER-AND-CITIZENS - Frontier Communications of America, Inc. AS7738 477 30 447 93.7% Telecomunicacoes da Bahia S.A. AS24560 923 486 437 47.3% AIRTELBROADBAND-AS-AP Bharti Airtel Ltd., Telemedia Services AS36992 641 211 430 67.1% ETISALAT-MISR Total 37382 11632 25750 68.9% Top 30 total Possible Bogus Routes 31.0.0.0/16 AS12654 RIPE-NCC-RIS-AS RIPE NCC RIS project 31.1.0.0/21 AS12654 RIPE-NCC-RIS-AS RIPE NCC RIS project 31.1.24.0/24 AS12654 RIPE-NCC-RIS-AS RIPE NCC RIS project 41.222.79.0/24 AS36938 AMSCOTELECOMS Amsco Telecommunications Nigeria Limited 41.223.92.0/22 AS36936 CELTEL-GABON Celtel Gabon Internet Service 41.223.188.0/24 AS22351 INTELSAT Intelsat Global BGP Routing Policy 41.223.189.0/24 AS6453 GLOBEINTERNET TATA Communications 41.223.196.0/24 AS36990 41.223.197.0/24 AS36990 41.223.198.0/24 AS36990 41.223.199.0/24 AS36990 62.61.220.0/24 AS24974 TACHYON-EU Tachyon Europe BV 62.61.221.0/24 AS24974 TACHYON-EU Tachyon Europe BV 63.140.213.0/24 AS22555 UTC - Universal Talkware Corporation 63.143.251.0/24 AS22555 UTC - Universal Talkware Corporation 64.20.80.0/20 AS40028 SPD-NETWORK-1 - SPD NETWORK 64.21.192.0/20 AS11610 INETNEBR-1 - Internet Nebraska Corporation 64.21.212.0/22 AS11610 INETNEBR-1 - Internet Nebraska Corporation 64.21.216.0/21 AS11610 INETNEBR-1 - Internet Nebraska Corporation 64.82.128.0/19 AS16617 COMMUNITYISP - CISP 64.82.160.0/19 AS16617 COMMUNITYISP - CISP 66.128.38.0/24 AS15246 Telecomunicaciones Satelitales Telesat S.A. 66.180.239.0/24 AS35888 VIGNETTE - VIGNETTE CORPORATION 66.206.32.0/24 AS17787 PSEB-AS-PK Pakistan Software Export Board 66.206.33.0/24 AS17787 PSEB-AS-PK Pakistan Software Export Board 66.206.34.0/24 AS17787 PSEB-AS-PK Pakistan Software Export Board 66.206.35.0/24 AS17787 PSEB-AS-PK Pakistan Software Export Board 66.206.47.0/24 AS17557 PKTELECOM-AS-PK Pakistan Telecommunication Company Limited 66.207.32.0/20 AS23011 66.230.240.0/20 AS27286 66.241.112.0/20 AS21547 REVNETS - Revolution Networks 66.245.176.0/20 AS19318 NJIIX-AS-1 - NEW JERSEY INTERNATIONAL INTERNET EXCHANGE LLC 69.6.80.0/24 AS13442 69.6.81.0/24 AS13442 69.80.224.0/19 AS19166 ACRONOC - ACRONOC INC 71.19.134.0/23 AS3313 INET-AS I.NET S.p.A. 71.19.160.0/23 AS4648 NZIX-2 Netgate 72.22.32.0/19 AS33150 72.22.61.0/24 AS33150 72.22.62.0/24 AS33150 76.77.32.0/19 AS2828 XO-AS15 - XO Communications 80.88.10.0/24 AS33774 DJAWEB 80.88.12.0/24 AS33779 wataniya-telecom-as 110.34.44.0/22 AS12653 COMTONET KB Impuls Hellas 110.173.64.0/19 AS37963 CNNIC-ALIBABA-CN-NET-AP Alibaba (China) Technology Co., Ltd. 117.120.56.0/21 AS4755 TATACOMM-AS TATA Communications formerly VSNL is Leading ISP 121.46.0.0/16 AS4134 CHINANET-BACKBONE No.31,Jin-rong Street 121.50.168.0/21 AS9931 CAT-AP The Communication Authoity of Thailand, CAT 158.222.70.0/23 AS6137 SISNA - SISNA, Inc. 158.222.72.0/23 AS6137 SISNA - SISNA, Inc. 158.222.224.0/20 AS19864 O1COMM - O1 COMMUNICATIONS 158.222.224.0/22 AS19864 O1COMM - O1 COMMUNICATIONS 158.222.229.0/24 AS19864 O1COMM - O1 COMMUNICATIONS 176.0.0.0/16 AS12654 RIPE-NCC-RIS-AS RIPE NCC RIS project 176.1.0.0/21 AS12654 RIPE-NCC-RIS-AS RIPE NCC RIS project 176.1.24.0/24 AS12654 RIPE-NCC-RIS-AS RIPE NCC RIS project 178.157.0.0/18 AS42163 IRANGATE Rasaneh Esfahan Net Autonomous System ( Irangate Internet Service Provider) 181.0.0.0/8 AS237 MERIT-AS-14 - Merit Network Inc. 190.102.32.0/20 AS30058 ACTIVO-SYSTEMS-AS30058 ACTIVO-SYSTEMS-AS30058 190.104.32.0/21 AS27882 Telefónica Celular de Bolivia S.A. 192.9.0.0/16 AS11479 BRM-SUN-AS - Sun Microsystems, Inc 192.64.85.0/24 AS1759 TSF-IP-CORE TeliaSonera Finland IP Network 192.69.108.0/24 AS1759 TSF-IP-CORE TeliaSonera Finland IP Network 192.70.164.0/24 AS25689 NRCNET-AS - National Research Council of Canada 192.101.45.0/24 AS2905 TICSA-ASN 192.101.46.0/24 AS6503 Axtel, S.A.B. de C. V. 192.101.64.0/21 AS702 AS702 Verizon Business EMEA - Commercial IP service provider in Europe 192.101.70.0/24 AS701 UUNET - MCI Communications Services, Inc. d/b/a Verizon Business 192.101.71.0/24 AS701 UUNET - MCI Communications Services, Inc. d/b/a Verizon Business 192.101.72.0/24 AS702 AS702 Verizon Business EMEA - Commercial IP service provider in Europe 192.101.74.0/24 AS1239 SPRINTLINK - Sprint 192.124.248.0/23 AS680 DFN-IP service X-WiN 192.124.252.0/22 AS680 DFN-IP service X-WiN 192.131.233.0/24 AS6389 BELLSOUTH-NET-BLK - BellSouth.net Inc. 192.139.3.0/24 AS23184 PERSONA - PERSONA COMMUNICATIONS INC. 192.154.32.0/19 AS81 NCREN - MCNC 192.154.64.0/19 AS81 NCREN - MCNC 192.188.208.0/20 AS27064 DNIC-ASBLK-27032-27159 - DoD Network Information Center 196.2.224.0/22 AS24863 LINKdotNET-AS 196.6.108.0/24 AS5713 SAIX-NET 196.13.201.0/24 AS2018 TENET-1 196.13.202.0/24 AS2018 TENET-1 196.13.203.0/24 AS2018 TENET-1 196.13.204.0/24 AS2018 TENET-1 196.110.105.0/24 AS8513 SKYVISION SkyVision Network Services 196.201.248.0/24 AS30991 SAHANNET Sahannet AS Network 196.201.249.0/24 AS30991 SAHANNET Sahannet AS Network 196.201.250.0/24 AS30991 SAHANNET Sahannet AS Network 196.201.251.0/24 AS30991 SAHANNET Sahannet AS Network 196.201.253.0/24 AS30991 SAHANNET Sahannet AS Network 196.201.255.0/24 AS30991 SAHANNET Sahannet AS Network 196.202.224.0/21 AS8818 TELE Greenland Autonomous System 198.1.2.0/24 AS4761 INDOSAT-INP-AP INDOSAT Internet Network Provider 198.23.26.0/24 AS33052 VZUNET - Verizon Data Services LLC 198.51.100.0/24 AS16953 ASCENT-MEDIA-GROUP-LLC - Ascent Media Group, LLC 198.73.210.0/24 AS21570 ACI-1 - Accelerated Connections Inc. 198.74.38.0/24 AS16966 SBCIDC-LSAN03 - AT&T Internet Services 198.74.39.0/24 AS16966 SBCIDC-LSAN03 - AT&T Internet Services 198.74.40.0/24 AS16966 SBCIDC-LSAN03 - AT&T Internet Services 198.97.72.0/21 AS27064 DNIC-ASBLK-27032-27159 - DoD Network Information Center 198.97.96.0/19 AS27064 DNIC-ASBLK-27032-27159 - DoD Network Information Center 198.97.240.0/20 AS27064 DNIC-ASBLK-27032-27159 - DoD Network Information Center 198.99.241.0/24 AS11797 AC-NIELSEN-AS AC NIELSEN 198.135.236.0/24 AS4358 XNET - XNet Information Systems, Inc. 198.161.87.0/24 AS6539 GT-BELL - Bell Canada 198.163.214.0/24 AS21804 ACCESS-SK - Access Communications Co-operative Limited 198.167.0.0/16 AS7456 INTERHOP - Interhop Network SERVICES Inc. 198.168.0.0/16 AS701 UUNET - MCI Communications Services, Inc. d/b/a Verizon Business 198.169.0.0/16 AS803 SASKTEL - Saskatchewan Telecommunications 198.180.198.0/24 AS23715 SEOUL-INTGW-GXS-AP Global Exchange Services 198.182.235.0/24 AS3356 LEVEL3 Level 3 Communications 199.16.32.0/19 AS6389 BELLSOUTH-NET-BLK - BellSouth.net Inc. 199.26.183.0/24 AS701 UUNET - MCI Communications Services, Inc. d/b/a Verizon Business 199.121.0.0/16 AS27064 DNIC-ASBLK-27032-27159 - DoD Network Information Center 199.123.16.0/20 AS27064 DNIC-ASBLK-27032-27159 - DoD Network Information Center 199.185.130.0/23 AS19662 UNISERVE-ONLINE - Uniserve On Line 199.202.0.0/16 AS701 UUNET - MCI Communications Services, Inc. d/b/a Verizon Business 199.202.216.0/21 AS577 BACOM - Bell Canada 199.233.92.0/24 AS26896 D102-ITC - Data 102, LLC 199.245.188.0/24 AS16582 NEXTLEVELINTERNET - NEXTLEVEL INTERNET, INC. 199.246.116.0/24 AS813 UUNET-CANADA - MCI Communications Services, Inc. d/b/a Verizon Business 199.248.230.0/24 AS16582 NEXTLEVELINTERNET - NEXTLEVEL INTERNET, INC. 200.1.112.0/24 AS29754 GO2TEL GO2TEL.COM INC. 202.9.55.0/24 AS2764 AAPT AAPT Limited 202.9.57.0/24 AS2764 AAPT AAPT Limited 202.38.63.0/24 AS17557 PKTELECOM-AS-PK Pakistan Telecommunication Company Limited 202.58.113.0/24 AS19161 202.61.75.0/24 AS9927 PHILCOMNET-PH A Multihomed ISP Company 202.66.128.0/18 AS9584 GENESIS-AP Diyixian.com Limited 202.66.160.0/19 AS9584 GENESIS-AP Diyixian.com Limited 202.66.160.0/20 AS9584 GENESIS-AP Diyixian.com Limited 202.66.176.0/20 AS9584 GENESIS-AP Diyixian.com Limited 202.66.184.0/24 AS9584 GENESIS-AP Diyixian.com Limited 202.66.186.0/24 AS9584 GENESIS-AP Diyixian.com Limited 202.66.188.0/24 AS9584 GENESIS-AP Diyixian.com Limited 202.66.189.0/24 AS9584 GENESIS-AP Diyixian.com Limited 202.66.190.0/24 AS9584 GENESIS-AP Diyixian.com Limited 202.73.144.0/20 AS4788 TMNET-AS-AP TM Net, Internet Service Provider 202.80.192.0/20 AS2706 PI-HK Pacnet Internet (Hong Kong) Limited 202.86.252.0/22 AS4748 RESOLINK-AS-AP Resources Link Network Limited 202.86.252.0/24 AS9304 HUTCHISON-AS-AP Hutchison Global Communications 202.86.253.0/24 AS9304 HUTCHISON-AS-AP Hutchison Global Communications 202.86.254.0/24 AS9304 HUTCHISON-AS-AP Hutchison Global Communications 202.86.255.0/24 AS9304 HUTCHISON-AS-AP Hutchison Global Communications 202.94.1.0/24 AS4808 CHINA169-BJ CNCGROUP IP network China169 Beijing Province Network 202.133.37.0/24 AS17557 PKTELECOM-AS-PK Pakistan Telecommunication Company Limited 202.133.70.0/24 AS38616 WORLDCALL-AS-KHI Worldcall Telecom Limited 202.133.73.0/24 AS38616 WORLDCALL-AS-KHI Worldcall Telecom Limited 202.136.254.0/24 AS4808 CHINA169-BJ CNCGROUP IP network China169 Beijing Province Network 202.136.255.0/24 AS4808 CHINA169-BJ CNCGROUP IP network China169 Beijing Province Network 202.150.227.0/24 AS17727 NAPINFO-AS-AP PT. NAP Info Lintas Nusa 202.174.70.0/24 AS21175 WIS Wind International Services SA 202.174.125.0/24 AS9498 BBIL-AP BHARTI Airtel Ltd. 202.176.1.0/24 AS9942 COMINDICO-AP SOUL Converged Communications Australia 202.179.130.0/24 AS17557 PKTELECOM-AS-PK Pakistan Telecommunication Company Limited 202.179.131.0/24 AS17557 PKTELECOM-AS-PK Pakistan Telecommunication Company Limited 202.179.133.0/24 AS17557 PKTELECOM-AS-PK Pakistan Telecommunication Company Limited 202.179.134.0/24 AS23966 LDN-AS-PK LINKdotNET Telecom Limited 202.179.144.0/24 AS17557 PKTELECOM-AS-PK Pakistan Telecommunication Company Limited 202.179.149.0/24 AS17557 PKTELECOM-AS-PK Pakistan Telecommunication Company Limited 202.179.150.0/24 AS17557 PKTELECOM-AS-PK Pakistan Telecommunication Company Limited 202.181.32.0/24 AS4645 ASN-HKNET-AP HKNet Co. Ltd 203.12.45.0/24 AS4854 NETSPACE-AS-AP Netspace Online Systems 203.62.0.0/17 AS7575 AARNET-AS-AP Australian Academic and Reasearch Network (AARNet) 203.78.48.0/20 AS9299 IPG-AS-AP Philippine Long Distance Telephone Company 203.80.136.0/21 AS4759 EVOSERVE-AS-AP EvoServe is a content and online access Internet provider company 203.112.111.0/24 AS7474 OPTUSCOM-AS01-AU SingTel Optus Pty Ltd 203.112.113.0/24 AS7474 OPTUSCOM-AS01-AU SingTel Optus Pty Ltd 203.112.114.0/24 AS4802 ASN-IINET iiNet Limited 203.112.116.0/24 AS7474 OPTUSCOM-AS01-AU SingTel Optus Pty Ltd 203.112.117.0/24 AS7474 OPTUSCOM-AS01-AU SingTel Optus Pty Ltd 203.112.118.0/24 AS7474 OPTUSCOM-AS01-AU SingTel Optus Pty Ltd 203.112.119.0/24 AS7474 OPTUSCOM-AS01-AU SingTel Optus Pty Ltd 203.112.120.0/24 AS7474 OPTUSCOM-AS01-AU SingTel Optus Pty Ltd 203.112.121.0/24 AS7474 OPTUSCOM-AS01-AU SingTel Optus Pty Ltd 203.112.127.0/24 AS7474 OPTUSCOM-AS01-AU SingTel Optus Pty Ltd 203.128.128.0/24 AS23849 CNNIC-NET263-AP Beijing Capital-online science development Co.,Ltd. 203.142.219.0/24 AS45149 204.9.216.0/23 AS6389 BELLSOUTH-NET-BLK - BellSouth.net Inc. 204.9.218.0/23 AS6389 BELLSOUTH-NET-BLK - BellSouth.net Inc. 204.10.232.0/21 AS33150 204.19.14.0/23 AS577 BACOM - Bell Canada 204.28.104.0/21 AS25973 MZIMA - Mzima Networks, Inc. 204.89.214.0/24 AS4323 TWTC - tw telecom holdings, inc. 204.197.0.0/16 AS3356 LEVEL3 Level 3 Communications 204.209.114.0/24 AS13768 PEER1 - Peer 1 Network Inc. 205.150.0.0/15 AS701 UUNET - MCI Communications Services, Inc. d/b/a Verizon Business 205.189.134.0/24 AS11814 DISTRIBUTEL-AS11814 - DISTRIBUTEL COMMUNICATIONS LTD. 205.196.24.0/22 AS33724 BIZNESSHOSTING - VOLICO 205.210.145.0/24 AS11814 DISTRIBUTEL-AS11814 - DISTRIBUTEL COMMUNICATIONS LTD. 206.180.240.0/20 AS12083 KNOLOGY-NET - Knology Holdings 206.197.184.0/24 AS23304 DATOTEL-STL-AS - Datotel LLC, a NetLabs LLC Company 207.174.131.0/24 AS26116 INDRA - Indra's Net Inc. 207.174.132.0/23 AS26116 INDRA - Indra's Net Inc. 207.174.152.0/23 AS26116 INDRA - Indra's Net Inc. 207.174.154.0/24 AS26116 INDRA - Indra's Net Inc. 207.174.155.0/24 AS26116 INDRA - Indra's Net Inc. 207.174.188.0/24 AS26116 INDRA - Indra's Net Inc. 207.174.189.0/24 AS26116 INDRA - Indra's Net Inc. 207.174.190.0/24 AS26116 INDRA - Indra's Net Inc. 207.174.191.0/24 AS26116 INDRA - Indra's Net Inc. 207.174.200.0/24 AS22658 EARTHNET - Earthnet, Inc. 207.174.248.0/21 AS6653 PRIVATEI - privateI, LLC 207.231.96.0/19 AS11194 NUNETPA - NuNet Inc. 208.73.4.0/22 AS27630 PREMIER - Premier Innovations, LLC 208.78.164.0/24 AS16565 208.78.165.0/24 AS16565 208.78.167.0/24 AS16565 208.92.196.0/22 AS10929 NETELLIGENT - Netelligent Hosting Services Inc. 208.92.199.0/24 AS26198 3MENATWORK - 3Men@Work Integrated Networks, Inc. 209.54.123.0/24 AS6062 NETPLEX - NETPLEX 209.105.224.0/19 AS20074 209.165.239.0/24 AS209 ASN-QWEST - Qwest Communications Company, LLC 209.213.0.0/20 AS33005 ELTOPIA - Eltopia.com, LLC 209.213.1.0/24 AS7849 CROCKERCOM - CROCKER COMMUNICATIONS 209.213.4.0/24 AS7849 CROCKERCOM - CROCKER COMMUNICATIONS 210.5.128.0/20 AS4837 CHINA169-BACKBONE CNCGROUP China169 Backbone 210.56.150.0/23 AS38138 INTECH-TRANSIT-BD InTech Online Limited, INTERNET SERVICE LIMITED 210.247.224.0/19 AS7496 WEBCENTRAL-AS WebCentral 216.21.196.0/24 AS12251 INVISION - Invision.com, Inc. 216.21.201.0/24 AS12251 INVISION - Invision.com, Inc. 216.21.202.0/24 AS12251 INVISION - Invision.com, Inc. 216.21.206.0/23 AS12251 INVISION - Invision.com, Inc. 216.58.192.0/24 AS22702 X5SOLUTIONS - X5 Solutions, Inc. 216.58.197.0/24 AS22702 X5SOLUTIONS - X5 Solutions, Inc. 216.58.200.0/24 AS18530 ISOMEDIA-1 - Isomedia Inc. 216.172.198.0/24 AS22773 ASN-CXA-ALL-CCI-22773-RDC - Cox Communications Inc. 216.172.199.0/24 AS22773 ASN-CXA-ALL-CCI-22773-RDC - Cox Communications Inc. 216.250.112.0/20 AS7296 ALCHEMYNET - Alchemy Communications, Inc. 216.250.116.0/24 AS36066 UNI-MARKETING-ALLIANCE - Webhost4life.com Please see http://www.cidr-report.org for the full report ------------------------------------ Copies of this report are mailed to: nanog(a)merit.edu eof-list(a)ripe.net apops(a)apops.net routing-wg(a)ripe.net afnog(a)afnog.org

1 0

Weekly Routing Table Report
by Routing Analysis Role Account 25 Jun '10

25 Jun '10

This is an automated weekly mailing describing the state of the Internet Routing Table as seen from APNIC's router in Japan. Daily listings are sent to bgp-stats(a)lists.apnic.net For historical data, please see http://thyme.apnic.net. If you have any comments please contact Philip Smith <pfs(a)cisco.com>. Routing Table Report 04:00 +10GMT Sat 26 Jun, 2010 Report Website: http://thyme.apnic.net Detailed Analysis: http://thyme.apnic.net/current/ Analysis Summary ---------------- BGP routing table entries examined: 323205 Prefixes after maximum aggregation: 149101 Deaggregation factor: 2.17 Unique aggregates announced to Internet: 158363 Total ASes present in the Internet Routing Table: 34231 Prefixes per ASN: 9.44 Origin-only ASes present in the Internet Routing Table: 29720 Origin ASes announcing only one prefix: 14411 Transit ASes present in the Internet Routing Table: 4511 Transit-only ASes present in the Internet Routing Table: 108 Average AS path length visible in the Internet Routing Table: 3.6 Max AS path length visible: 24 Max AS path prepend of ASN (41664) 21 Prefixes from unregistered ASNs in the Routing Table: 295 Unregistered ASNs in the Routing Table: 112 Number of 32-bit ASNs allocated by the RIRs: 642 Prefixes from 32-bit ASNs in the Routing Table: 757 Special use prefixes present in the Routing Table: 0 Prefixes being announced from unallocated address space: 159 Number of addresses announced to Internet: 2251743840 Equivalent to 134 /8s, 54 /16s and 226 /24s Percentage of available address space announced: 60.8 Percentage of allocated address space announced: 65.5 Percentage of available address space allocated: 92.8 Percentage of address space in use by end-sites: 83.4 Total number of prefixes smaller than registry allocations: 154204 APNIC Region Analysis Summary ----------------------------- Prefixes being announced by APNIC Region ASes: 78033 Total APNIC prefixes after maximum aggregation: 26885 APNIC Deaggregation factor: 2.90 Prefixes being announced from the APNIC address blocks: 74858 Unique aggregates announced from the APNIC address blocks: 33140 APNIC Region origin ASes present in the Internet Routing Table: 4081 APNIC Prefixes per ASN: 18.34 APNIC Region origin ASes announcing only one prefix: 1117 APNIC Region transit ASes present in the Internet Routing Table: 639 Average APNIC Region AS path length visible: 3.6 Max APNIC Region AS path length visible: 15 Number of APNIC addresses announced to Internet: 525628704 Equivalent to 31 /8s, 84 /16s and 117 /24s Percentage of available APNIC address space announced: 78.3 APNIC AS Blocks 4608-4864, 7467-7722, 9216-10239, 17408-18431 (pre-ERX allocations) 23552-24575, 37888-38911, 45056-46079 55296-56319, 131072-132095 APNIC Address Blocks 1/8, 14/8, 27/8, 43/8, 58/8, 59/8, 60/8, 61/8, 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, 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: 133710 Total ARIN prefixes after maximum aggregation: 69226 ARIN Deaggregation factor: 1.93 Prefixes being announced from the ARIN address blocks: 106681 Unique aggregates announced from the ARIN address blocks: 41819 ARIN Region origin ASes present in the Internet Routing Table: 13744 ARIN Prefixes per ASN: 7.76 ARIN Region origin ASes announcing only one prefix: 5271 ARIN Region transit ASes present in the Internet Routing Table: 1349 Average ARIN Region AS path length visible: 3.4 Max ARIN Region AS path length visible: 22 Number of ARIN addresses announced to Internet: 729671968 Equivalent to 43 /8s, 125 /16s and 233 /24s Percentage of available ARIN address space announced: 62.1 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, 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, 54/8, 55/8, 56/8, 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, 107/8, 108/8, 173/8, 174/8, 184/8, 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: 74437 Total RIPE prefixes after maximum aggregation: 43213 RIPE Deaggregation factor: 1.72 Prefixes being announced from the RIPE address blocks: 67581 Unique aggregates announced from the RIPE address blocks: 44362 RIPE Region origin ASes present in the Internet Routing Table: 14549 RIPE Prefixes per ASN: 4.65 RIPE Region origin ASes announcing only one prefix: 7512 RIPE Region transit ASes present in the Internet Routing Table: 2159 Average RIPE Region AS path length visible: 3.9 Max RIPE Region AS path length visible: 24 Number of RIPE addresses announced to Internet: 432412960 Equivalent to 25 /8s, 198 /16s and 25 /24s Percentage of available RIPE address space announced: 75.8 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, 196608-197631 RIPE Address Blocks 2/8, 25/8, 31/8, 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, 176/8, 178/8, 193/8, 194/8, 195/8, 212/8, 213/8, 217/8, LACNIC Region Analysis Summary ------------------------------ Prefixes being announced by LACNIC Region ASes: 28719 Total LACNIC prefixes after maximum aggregation: 6891 LACNIC Deaggregation factor: 4.17 Prefixes being announced from the LACNIC address blocks: 27171 Unique aggregates announced from the LACNIC address blocks: 14182 LACNIC Region origin ASes present in the Internet Routing Table: 1304 LACNIC Prefixes per ASN: 20.84 LACNIC Region origin ASes announcing only one prefix: 400 LACNIC Region transit ASes present in the Internet Routing Table: 232 Average LACNIC Region AS path length visible: 3.9 Max LACNIC Region AS path length visible: 24 Number of LACNIC addresses announced to Internet: 75105792 Equivalent to 4 /8s, 122 /16s and 6 /24s Percentage of available LACNIC address space announced: 56.0 LACNIC AS Blocks 26592-26623, 27648-28671, 52224-53247, 262144-263167 plus ERX transfers LACNIC Address Blocks 177/8, 181/8, 186/8, 187/8, 189/8, 190/8, 200/8, 201/8, AfriNIC Region Analysis Summary ------------------------------- Prefixes being announced by AfriNIC Region ASes: 7302 Total AfriNIC prefixes after maximum aggregation: 1850 AfriNIC Deaggregation factor: 3.95 Prefixes being announced from the AfriNIC address blocks: 5623 Unique aggregates announced from the AfriNIC address blocks: 1730 AfriNIC Region origin ASes present in the Internet Routing Table: 374 AfriNIC Prefixes per ASN: 15.03 AfriNIC Region origin ASes announcing only one prefix: 111 AfriNIC Region transit ASes present in the Internet Routing Table: 84 Average AfriNIC Region AS path length visible: 3.7 Max AfriNIC Region AS path length visible: 14 Number of AfriNIC addresses announced to Internet: 19523328 Equivalent to 1 /8s, 41 /16s and 231 /24s Percentage of available AfriNIC address space announced: 58.2 AfriNIC AS Blocks 36864-37887, 327680-328703 & ERX transfers AfriNIC Address Blocks 41/8, 197/8, APNIC Region per AS prefix count summary ---------------------------------------- ASN No of nets /20 equiv MaxAgg Description 4766 1847 8407 482 Korea Telecom (KIX) 7545 1335 232 107 TPG Internet Pty Ltd 17488 1319 140 127 Hathway IP Over Cable Interne 4755 1314 295 154 TATA Communications formerly 17974 1141 283 23 PT TELEKOMUNIKASI INDONESIA 9583 997 74 491 Sify Limited 24560 923 306 170 Bharti Airtel Ltd., Telemedia 4134 876 21292 408 CHINANET-BACKBONE 4808 829 1572 215 CNCGROUP IP network: China169 9829 794 681 34 BSNL National Internet Backbo Complete listing at http://thyme.apnic.net/current/data-ASnet-APNIC ARIN Region per AS prefix count summary --------------------------------------- ASN No of nets /20 equiv MaxAgg Description 6389 3910 3733 288 bellsouth.net, inc. 4323 2711 1114 395 Time Warner Telecom 1785 1795 698 129 PaeTec Communications, Inc. 20115 1559 1520 653 Charter Communications 7018 1506 5736 957 AT&T WorldNet Services 2386 1285 568 908 AT&T Data Communications Serv 6478 1283 260 110 AT&T Worldnet Services 3356 1180 10889 405 Level 3 Communications, LLC 22773 1166 2861 66 Cox Communications, Inc. 11492 1154 207 71 Cable One Complete listing at http://thyme.apnic.net/current/data-ASnet-ARIN RIPE Region per AS prefix count summary --------------------------------------- ASN No of nets /20 equiv MaxAgg Description 35805 644 56 6 United Telecom of Georgia 3292 453 2027 393 TDC Tele Danmark 30890 444 111 206 Evolva Telecom 9198 411 202 13 Kazakhtelecom Data Network Ad 702 410 1869 326 UUNET - Commercial IP service 8551 400 353 46 Bezeq International 8866 400 117 18 Bulgarian Telecommunication C 3320 372 7329 323 Deutsche Telekom AG 3301 371 1414 326 TeliaNet Sweden 34984 360 89 185 BILISIM TELEKOM Complete listing at http://thyme.apnic.net/current/data-ASnet-RIPE LACNIC Region per AS prefix count summary ----------------------------------------- ASN No of nets /20 equiv MaxAgg Description 8151 1462 3017 250 UniNet S.A. de C.V. 10620 1057 237 152 TVCABLE BOGOTA 28573 1003 784 97 NET Servicos de Comunicao S.A 7303 745 385 114 Telecom Argentina Stet-France 6503 677 175 216 AVANTEL, S.A. 22047 547 310 15 VTR PUNTO NET S.A. 3816 492 214 78 Empresa Nacional de Telecomun 7738 477 922 30 Telecomunicacoes da Bahia S.A 14420 468 32 69 ANDINATEL S.A. 11172 450 99 76 Servicios Alestra S.A de C.V Complete listing at http://thyme.apnic.net/current/data-ASnet-LACNIC AfriNIC Region per AS prefix count summary ------------------------------------------ ASN No of nets /20 equiv MaxAgg Description 8452 1162 445 10 TEDATA 24863 726 147 39 LINKdotNET AS number 36992 641 279 187 Etisalat MISR 3741 269 852 230 The Internet Solution 33776 219 12 11 Starcomms Nigeria Limited 2018 211 244 61 Tertiary Education Network 6713 195 186 16 Itissalat Al-MAGHRIB 24835 189 78 10 RAYA Telecom - Egypt 29571 175 17 10 Ci Telecom Autonomous system 29975 133 506 14 Vodacom Complete listing at http://thyme.apnic.net/current/data-ASnet-AFRINIC Global Per AS prefix count summary ---------------------------------- ASN No of nets /20 equiv MaxAgg Description 6389 3910 3733 288 bellsouth.net, inc. 4323 2711 1114 395 Time Warner Telecom 4766 1847 8407 482 Korea Telecom (KIX) 1785 1795 698 129 PaeTec Communications, Inc. 20115 1559 1520 653 Charter Communications 7018 1506 5736 957 AT&T WorldNet Services 8151 1462 3017 250 UniNet S.A. de C.V. 7545 1335 232 107 TPG Internet Pty Ltd 17488 1319 140 127 Hathway IP Over Cable Interne 4755 1314 295 154 TATA Communications formerly Complete listing at http://thyme.apnic.net/current/data-ASnet Global Per AS Maximum Aggr summary ---------------------------------- ASN No of nets Net Savings Description 4323 2711 2316 Time Warner Telecom 1785 1795 1666 PaeTec Communications, Inc. 4766 1847 1365 Korea Telecom (KIX) 7545 1335 1228 TPG Internet Pty Ltd 8151 1462 1212 UniNet S.A. de C.V. 17488 1319 1192 Hathway IP Over Cable Interne 6478 1283 1173 AT&T Worldnet Services 4755 1314 1160 TATA Communications formerly 8452 1162 1152 TEDATA 17974 1141 1118 PT TELEKOMUNIKASI INDONESIA Complete listing at http://thyme.apnic.net/current/data-CIDRnet List of Unregistered Origin ASNs (Global) ----------------------------------------- Bad AS Designation Network Transit AS Description 16927 UNALLOCATED 12.0.252.0/23 7018 AT&T WorldNet Servic 15132 UNALLOCATED 12.9.150.0/24 7018 AT&T WorldNet Servic 32567 UNALLOCATED 12.14.170.0/24 7018 AT&T WorldNet Servic 13746 UNALLOCATED 12.24.56.0/24 7018 AT&T WorldNet Servic 32567 UNALLOCATED 12.25.107.0/24 7018 AT&T WorldNet Servic 26973 UNALLOCATED 12.39.152.0/24 7018 AT&T WorldNet Servic 26973 UNALLOCATED 12.39.154.0/23 7018 AT&T WorldNet Servic 26973 UNALLOCATED 12.39.155.0/24 7018 AT&T WorldNet Servic 26973 UNALLOCATED 12.39.159.0/24 7018 AT&T WorldNet Servic 25639 UNALLOCATED 12.41.169.0/24 7018 AT&T WorldNet Servic Complete listing at http://thyme.apnic.net/current/data-badAS Advertised Unallocated Addresses -------------------------------- Network Origin AS Description 31.0.0.0/16 12654 RIPE NCC RIS Project 31.1.0.0/21 12654 RIPE NCC RIS Project 31.1.24.0/24 12654 RIPE NCC RIS Project 41.222.79.0/24 36938 >>UNKNOWN<< 41.223.92.0/22 36936 >>UNKNOWN<< 41.223.188.0/24 22351 Intelsat 41.223.189.0/24 6453 Teleglobe Inc. 41.223.196.0/24 36990 Alkan Telecom Ltd 41.223.197.0/24 36990 Alkan Telecom Ltd 41.223.198.0/24 36990 Alkan Telecom Ltd Complete listing at http://thyme.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 /8:20 /9:10 /10:25 /11:68 /12:196 /13:406 /14:707 /15:1283 /16:11140 /17:5339 /18:9140 /19:18372 /20:22877 /21:22846 /22:29912 /23:29457 /24:168471 /25:971 /26:1252 /27:619 /28:31 /29:47 /30:9 /31:0 /32:7 Advertised prefixes smaller than registry allocations ----------------------------------------------------- ASN No of nets Total ann. Description 6389 2505 3910 bellsouth.net, inc. 4766 1482 1847 Korea Telecom (KIX) 4323 1396 2711 Time Warner Telecom 1785 1258 1795 PaeTec Communications, Inc. 11492 1066 1154 Cable One 17488 1066 1319 Hathway IP Over Cable Interne 8452 1050 1162 TEDATA 18566 1040 1059 Covad Communications 10620 973 1057 TVCABLE BOGOTA 7018 911 1506 AT&T WorldNet Services Complete listing at http://thyme.apnic.net/current/data-sXXas-nos Number of /24s announced per /8 block (Global) ---------------------------------------------- 1:2 2:2 4:13 8:288 12:2003 13:7 14:1 15:23 16:3 17:8 20:21 24:1434 27:121 31:1 32:49 33:12 38:679 40:98 41:2448 44:3 47:18 52:9 55:7 56:2 57:25 58:751 59:502 60:458 61:1074 62:1058 63:1976 64:3653 65:2356 66:4066 67:1822 68:1110 69:2878 70:694 71:237 72:1843 73:2 74:2105 75:250 76:308 77:930 78:615 79:421 80:972 81:793 82:490 83:436 84:703 85:1051 86:458 87:674 88:342 89:1566 90:93 91:2836 92:486 93:1067 94:1416 95:624 96:287 97:205 98:579 99:28 108:32 109:548 110:352 111:523 112:270 113:310 114:423 115:547 116:1069 117:660 118:482 119:938 120:143 121:739 122:1449 123:933 124:1116 125:1317 128:226 129:212 130:195 131:555 132:250 133:17 134:194 135:45 136:243 137:160 138:264 139:104 140:509 141:138 142:348 143:392 144:473 145:47 146:443 147:166 148:662 149:300 150:150 151:166 152:296 153:168 154:2 155:328 156:157 157:320 158:109 159:377 160:317 161:181 162:254 163:176 164:408 165:359 166:461 167:404 168:651 169:160 170:712 171:58 172:2 173:853 174:436 175:98 176:1 178:224 180:501 182:135 183:220 184:69 186:476 187:350 188:1087 189:782 190:3751 192:5746 193:4702 194:3364 195:2781 196:1169 198:3568 199:3449 200:5319 201:1556 202:7982 203:8250 204:4077 205:2319 206:2517 207:3103 208:3861 209:3449 210:2512 211:1261 212:1703 213:1680 214:657 215:69 216:4658 217:1516 218:491 219:378 220:1136 221:398 222:314 223:1 End of report

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