Routing Table Report 04:00 +10GMT Mon 01 Jun, 2009 Report Website: http://thyme.apnic.net Detailed Analysis: http://thyme.apnic.net/current/ Analysis Summary ---------------- BGP routing table entries examined: 289084 Prefixes after maximum aggregation: 136670 Deaggregation factor: 2.12 Unique aggregates announced to Internet: 142190 Total ASes present in the Internet Routing Table: 31381 Prefixes per ASN: 9.21 Origin-only ASes present in the Internet Routing Table: 27266 Origin ASes announcing only one prefix: 13320 Transit ASes present in the Internet Routing Table: 4115 Transit-only ASes present in the Internet Routing Table: 91 Average AS path length visible in the Internet Routing Table: 3.6 Max AS path length visible: 28 Max AS path prepend of ASN (12026) 22 Prefixes from unregistered ASNs in the Routing Table: 514 Unregistered ASNs in the Routing Table: 145 Number of 32-bit ASNs allocated by the RIRs: 165 Prefixes from 32-bit ASNs in the Routing Table: 42 Special use prefixes present in the Routing Table: 0 Prefixes being announced from unallocated address space: 806 Number of addresses announced to Internet: 2055882560 Equivalent to 122 /8s, 138 /16s and 71 /24s Percentage of available address space announced: 55.5 Percentage of allocated address space announced: 64.2 Percentage of available address space allocated: 86.4 Percentage of address space in use by end-sites: 77.2 Total number of prefixes smaller than registry allocations: 143064 APNIC Region Analysis Summary ----------------------------- Prefixes being announced by APNIC Region ASes: 68128 Total APNIC prefixes after maximum aggregation: 24387 APNIC Deaggregation factor: 2.79 Prefixes being announced from the APNIC address blocks: 67550 Unique aggregates announced from the APNIC address blocks: 30652 APNIC Region origin ASes present in the Internet Routing Table: 3647 APNIC Prefixes per ASN: 18.52 APNIC Region origin ASes announcing only one prefix: 996 APNIC Region transit ASes present in the Internet Routing Table: 558 Average APNIC Region AS path length visible: 3.5 Max APNIC Region AS path length visible: 22 Number of APNIC addresses announced to Internet: 452522336 Equivalent to 26 /8s, 248 /16s and 241 /24s Percentage of available APNIC address space announced: 84.3 APNIC AS Blocks 4608-4864, 7467-7722, 9216-10239, 17408-18431 (pre-ERX allocations) 23552-24575, 37888-38911, 45056-46079 APNIC Address Blocks 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, 180/8, 183/8, 202/8, 203/8, 210/8, 211/8, 218/8, 219/8, 220/8, 221/8, 222/8, ARIN Region Analysis Summary ---------------------------- Prefixes being announced by ARIN Region ASes: 124982 Total ARIN prefixes after maximum aggregation: 65754 ARIN Deaggregation factor: 1.90 Prefixes being announced from the ARIN address blocks: 125703 Unique aggregates announced from the ARIN address blocks: 51685 ARIN Region origin ASes present in the Internet Routing Table: 13020 ARIN Prefixes per ASN: 9.65 ARIN Region origin ASes announcing only one prefix: 5007 ARIN Region transit ASes present in the Internet Routing Table: 1272 Average ARIN Region AS path length visible: 3.3 Max ARIN Region AS path length visible: 24 Number of ARIN addresses announced to Internet: 1017329984 Equivalent to 60 /8s, 163 /16s and 57 /24s Percentage of available ARIN address space announced: 195.6 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 ARIN Address Blocks 24/8, 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, 108/8, 173/8, 174/8, 184/8, 199/8, 204/8, 205/8, 206/8, 207/8, 208/8, 209/8, 216/8, RIPE Region Analysis Summary ---------------------------- Prefixes being announced by RIPE Region ASes: 65603 Total RIPE prefixes after maximum aggregation: 38796 RIPE Deaggregation factor: 1.69 Prefixes being announced from the RIPE address blocks: 64818 Unique aggregates announced from the RIPE address blocks: 43628 RIPE Region origin ASes present in the Internet Routing Table: 13079 RIPE Prefixes per ASN: 4.96 RIPE Region origin ASes announcing only one prefix: 6862 RIPE Region transit ASes present in the Internet Routing Table: 1988 Average RIPE Region AS path length visible: 4.0 Max RIPE Region AS path length visible: 28 Number of RIPE addresses announced to Internet: 480750240 Equivalent to 28 /8s, 167 /16s and 170 /24s Percentage of available RIPE address space announced: 102.3 RIPE AS Blocks 1877-1901, 2043, 2047, 2107-2136, 2585-2614 (pre-ERX allocations) 2773-2822, 2830-2879, 3154-3353, 5377-5631 6656-6911, 8192-9215, 12288-13311, 15360-16383 20480-21503, 24576-25599, 28672-29695 30720-31743, 33792-35839, 38912-39935 40960-45055, 47104-52223 RIPE Address Blocks 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, 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: 23706 Total LACNIC prefixes after maximum aggregation: 5939 LACNIC Deaggregation factor: 3.99 Prefixes being announced from the LACNIC address blocks: 23587 Unique aggregates announced from the LACNIC address blocks: 13116 LACNIC Region origin ASes present in the Internet Routing Table: 1115 LACNIC Prefixes per ASN: 21.15 LACNIC Region origin ASes announcing only one prefix: 361 LACNIC Region transit ASes present in the Internet Routing Table: 183 Average LACNIC Region AS path length visible: 4.1 Max LACNIC Region AS path length visible: 28 Number of LACNIC addresses announced to Internet: 71556224 Equivalent to 4 /8s, 67 /16s and 220 /24s Percentage of available LACNIC address space announced: 71.1 LACNIC AS Blocks 26592-26623, 27648-28671, 52224-53247 plus ERX transfers LACNIC Address Blocks 186/8, 187/8, 189/8, 190/8, 200/8, 201/8, AfriNIC Region Analysis Summary ------------------------------- Prefixes being announced by AfriNIC Region ASes: 6239 Total AfriNIC prefixes after maximum aggregation: 1455 AfriNIC Deaggregation factor: 4.29 Prefixes being announced from the AfriNIC address blocks: 6607 Unique aggregates announced from the AfriNIC address blocks: 2474 AfriNIC Region origin ASes present in the Internet Routing Table: 303 AfriNIC Prefixes per ASN: 21.81 AfriNIC Region origin ASes announcing only one prefix: 94 AfriNIC Region transit ASes present in the Internet Routing Table: 64 Average AfriNIC Region AS path length visible: 3.8 Max AfriNIC Region AS path length visible: 15 Number of AfriNIC addresses announced to Internet: 19386624 Equivalent to 1 /8s, 39 /16s and 209 /24s Percentage of available AfriNIC address space announced: 57.8 AfriNIC AS Blocks 36864-37887 & 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 1705 6930 401 Korea Telecom (KIX) 17488 1590 130 99 Hathway IP Over Cable Interne 4755 1248 476 123 TATA Communications formerly 9583 1077 86 540 Sify Limited 4134 890 16789 375 CHINANET-BACKBONE 7545 785 198 101 TPG Internet Pty Ltd 23577 780 34 661 Korea Telecom (ATM-MPLS) 18101 749 216 29 Reliance Infocom Ltd Internet 24560 693 230 174 Bharti Airtel Ltd. 9829 669 561 15 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 4293 3647 324 bellsouth.net, inc. 209 2540 4137 604 Qwest 4323 1853 1035 374 Time Warner Telecom 1785 1700 717 139 PaeTec Communications, Inc. 20115 1626 1441 720 Charter Communications 7018 1501 5902 1034 AT&T WorldNet Services 6478 1397 310 445 AT&T Worldnet Services 2386 1268 683 920 AT&T Data Communications Serv 3356 1213 10981 456 Level 3 Communications, LLC 11492 1109 208 12 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 30890 525 87 195 Evolva Telecom 3292 456 1893 394 TDC Tele Danmark 12479 450 578 6 Uni2 Autonomous System 702 430 1864 344 UUNET - Commercial IP service 8866 388 110 28 Bulgarian Telecommunication C 35805 348 24 4 United Telecom of Georgia 3320 344 7066 295 Deutsche Telekom AG 3215 343 3041 108 France Telecom Transpac 3301 340 1668 304 TeliaNet Sweden 29049 318 26 3 AzerSat LLC. 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 1449 2862 235 UniNet S.A. de C.V. 10620 917 207 106 TVCABLE BOGOTA 22047 579 302 14 VTR PUNTO NET S.A. 7303 543 295 78 Telecom Argentina Stet-France 11830 486 292 54 Instituto Costarricense de El 28573 476 562 35 NET Servicos de Comunicao S.A 6471 443 96 32 ENTEL CHILE S.A. 11172 441 102 70 Servicios Alestra S.A de C.V 7738 404 794 28 Telecomunicacoes da Bahia S.A 3816 357 170 79 Empresa Nacional de Telecomun 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 1203 188 7 TEDATA 24863 878 81 41 LINKdotNET AS number 20858 326 34 5 EgyNet 3741 278 860 238 The Internet Solution 2018 245 215 143 Tertiary Education Network 6713 160 151 12 Itissalat Al-MAGHRIB 33783 152 10 8 EEPAD TISP TELECOM & INTERNET 29571 139 15 8 Ci Telecom Autonomous system 5536 123 8 9 Internet Egypt Network 33776 116 6 7 Starcomms Nigeria Limited 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 4293 3647 324 bellsouth.net, inc. 209 2540 4137 604 Qwest 4323 1853 1035 374 Time Warner Telecom 4766 1705 6930 401 Korea Telecom (KIX) 1785 1700 717 139 PaeTec Communications, Inc. 20115 1626 1441 720 Charter Communications 17488 1590 130 99 Hathway IP Over Cable Interne 7018 1501 5902 1034 AT&T WorldNet Services 8151 1449 2862 235 UniNet S.A. de C.V. 6478 1397 310 445 AT&T Worldnet Services Complete listing at http://thyme.apnic.net/current/data-ASnet Global Per AS Maximum Aggr summary ---------------------------------- ASN No of nets Net Savings Description 209 2540 1936 Qwest 1785 1700 1561 PaeTec Communications, Inc. 17488 1590 1491 Hathway IP Over Cable Interne 4323 1853 1479 Time Warner Telecom 4766 1705 1304 Korea Telecom (KIX) 8151 1449 1214 UniNet S.A. de C.V. 8452 1203 1196 TEDATA 4755 1248 1125 TATA Communications formerly 11492 1109 1097 Cable One 18566 1061 1051 Covad Communications 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 12.39.159.0/24 7018 AT&T WorldNet Servic 32326 UNALLOCATED 12.40.49.0/24 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 41.223.112.0/22 5713 Telkom SA Ltd 41.223.176.0/22 36981 >>UNKNOWN<< 41.223.188.0/24 22351 Intelsat 41.223.189.0/24 26452 Local Communications Networks 62.61.220.0/24 24974 Tachyon Europe BV - Wireless 62.61.221.0/24 24974 Tachyon Europe BV - Wireless 63.140.213.0/24 22555 Universal Talkware Corporatio 63.143.251.0/24 22555 Universal Talkware Corporatio 64.31.32.0/19 11955 ServiceCo LLC - Road Runner 64.31.59.0/24 7017 ServiceCo LLC - Road Runner 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 /8:19 /9:10 /10:22 /11:58 /12:166 /13:347 /14:602 /15:1150 /16:10486 /17:4760 /18:8172 /19:17113 /20:20438 /21:20335 /22:26056 /23:25808 /24:151012 /25:832 /26:991 /27:545 /28:141 /29:8 /30:5 /31:0 /32:8 Advertised prefixes smaller than registry allocations ----------------------------------------------------- ASN No of nets Total ann. Description 6389 2800 4293 bellsouth.net, inc. 4766 1398 1705 Korea Telecom (KIX) 17488 1307 1590 Hathway IP Over Cable Interne 209 1283 2540 Qwest 1785 1176 1700 PaeTec Communications, Inc. 8452 1169 1203 TEDATA 11492 1043 1109 Cable One 18566 1042 1061 Covad Communications 2386 975 1268 AT&T Data Communications Serv 4323 950 1853 Time Warner Telecom Complete listing at http://thyme.apnic.net/current/data-sXXas-nos Number of /24s announced per /8 block (Global) ---------------------------------------------- 4:13 8:203 12:2213 13:10 15:19 16:3 17:4 20:35 24:1073 32:52 34:2 38:557 40:97 41:1990 43:1 44:2 47:22 52:4 55:2 56:3 57:24 58:586 59:642 60:459 61:1091 62:1090 63:2084 64:3724 65:2380 66:3618 67:1609 68:822 69:2630 70:531 71:147 72:1664 73:2 74:1540 75:173 76:308 77:861 78:555 79:341 80:974 81:822 82:553 83:429 84:644 85:1052 86:401 87:661 88:355 89:1437 90:60 91:2256 92:338 93:1035 94:1224 95:1182 96:135 97:208 98:241 99:20 109:1 110:127 112:130 113:120 114:270 115:293 116:1161 117:525 118:281 119:703 120:145 121:745 122:1027 123:684 124:986 125:1323 128:222 129:235 130:125 131:413 132:75 133:9 134:186 135:39 136:224 137:154 138:162 139:78 140:443 141:114 142:381 143:340 144:366 145:47 146:376 147:159 148:517 149:226 150:177 151:198 152:147 153:140 154:2 155:275 156:170 157:298 158:115 159:312 160:283 161:143 162:268 163:148 164:480 165:499 166:274 167:361 168:678 169:164 170:467 171:40 172:10 173:288 174:218 178:1 180:1 183:1 186:12 187:96 188:19 189:417 190:2685 192:5779 193:4222 194:3298 195:2705 196:1083 198:3630 199:3362 200:5158 201:1251 202:7880 203:8191 204:3841 205:2146 206:2451 207:2778 208:3902 209:3444 210:2681 211:1119 212:1526 213:1671 214:77 215:31 216:4699 217:1282 218:367 219:432 220:1216 221:477 222:301 End of report