Routing Table Report 04:00 +10GMT Tue 19 May, 2009 Report Website: http://thyme.apnic.net Detailed Analysis: http://thyme.apnic.net/current/ Analysis Summary ---------------- BGP routing table entries examined: 288227 Prefixes after maximum aggregation: 136604 Deaggregation factor: 2.11 Unique aggregates announced to Internet: 142283 Total ASes present in the Internet Routing Table: 31269 Prefixes per ASN: 9.22 Origin-only ASes present in the Internet Routing Table: 27184 Origin ASes announcing only one prefix: 13262 Transit ASes present in the Internet Routing Table: 4085 Transit-only ASes present in the Internet Routing Table: 93 Average AS path length visible in the Internet Routing Table: 3.6 Max AS path length visible: 33 Max AS path prepend of ASN (43683) 31 Prefixes from unregistered ASNs in the Routing Table: 460 Unregistered ASNs in the Routing Table: 149 Number of 32-bit ASNs allocated by the RIRs: 146 Prefixes from 32-bit ASNs in the Routing Table: 35 Special use prefixes present in the Routing Table: 0 Prefixes being announced from unallocated address space: 214 Number of addresses announced to Internet: 2046363504 Equivalent to 121 /8s, 249 /16s and 7 /24s Percentage of available address space announced: 55.2 Percentage of allocated address space announced: 63.9 Percentage of available address space allocated: 86.4 Percentage of address space in use by end-sites: 77.1 Total number of prefixes smaller than registry allocations: 142300 APNIC Region Analysis Summary ----------------------------- Prefixes being announced by APNIC Region ASes: 67733 Total APNIC prefixes after maximum aggregation: 24177 APNIC Deaggregation factor: 2.80 Prefixes being announced from the APNIC address blocks: 64413 Unique aggregates announced from the APNIC address blocks: 29067 APNIC Region origin ASes present in the Internet Routing Table: 3628 APNIC Prefixes per ASN: 17.75 APNIC Region origin ASes announcing only one prefix: 981 APNIC Region transit ASes present in the Internet Routing Table: 553 Average APNIC Region AS path length visible: 3.5 Max APNIC Region AS path length visible: 19 Number of APNIC addresses announced to Internet: 413951152 Equivalent to 24 /8s, 172 /16s and 100 /24s Percentage of available APNIC address space announced: 77.1 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: 125386 Total ARIN prefixes after maximum aggregation: 66491 ARIN Deaggregation factor: 1.89 Prefixes being announced from the ARIN address blocks: 94636 Unique aggregates announced from the ARIN address blocks: 37447 ARIN Region origin ASes present in the Internet Routing Table: 12992 ARIN Prefixes per ASN: 7.28 ARIN Region origin ASes announcing only one prefix: 4995 ARIN Region transit ASes present in the Internet Routing Table: 1267 Average ARIN Region AS path length visible: 3.3 Max ARIN Region AS path length visible: 24 Number of ARIN addresses announced to Internet: 428622080 Equivalent to 25 /8s, 140 /16s and 65 /24s Percentage of available ARIN address space announced: 82.4 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: 65935 Total RIPE prefixes after maximum aggregation: 38242 RIPE Deaggregation factor: 1.72 Prefixes being announced from the RIPE address blocks: 60413 Unique aggregates announced from the RIPE address blocks: 40282 RIPE Region origin ASes present in the Internet Routing Table: 13020 RIPE Prefixes per ASN: 4.64 RIPE Region origin ASes announcing only one prefix: 6832 RIPE Region transit ASes present in the Internet Routing Table: 1970 Average RIPE Region AS path length visible: 4.0 Max RIPE Region AS path length visible: 33 Number of RIPE addresses announced to Internet: 393747232 Equivalent to 23 /8s, 120 /16s and 27 /24s Percentage of available RIPE address space announced: 83.8 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 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: 23732 Total LACNIC prefixes after maximum aggregation: 5895 LACNIC Deaggregation factor: 4.03 Prefixes being announced from the LACNIC address blocks: 21905 Unique aggregates announced from the LACNIC address blocks: 12161 LACNIC Region origin ASes present in the Internet Routing Table: 1108 LACNIC Prefixes per ASN: 19.77 LACNIC Region origin ASes announcing only one prefix: 362 LACNIC Region transit ASes present in the Internet Routing Table: 187 Average LACNIC Region AS path length visible: 4.1 Max LACNIC Region AS path length visible: 19 Number of LACNIC addresses announced to Internet: 63328640 Equivalent to 3 /8s, 198 /16s and 81 /24s Percentage of available LACNIC address space announced: 62.9 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: 5017 Total AfriNIC prefixes after maximum aggregation: 1461 AfriNIC Deaggregation factor: 3.43 Prefixes being announced from the AfriNIC address blocks: 4616 Unique aggregates announced from the AfriNIC address blocks: 1408 AfriNIC Region origin ASes present in the Internet Routing Table: 299 AfriNIC Prefixes per ASN: 15.44 AfriNIC Region origin ASes announcing only one prefix: 92 AfriNIC Region transit ASes present in the Internet Routing Table: 60 Average AfriNIC Region AS path length visible: 3.9 Max AfriNIC Region AS path length visible: 15 Number of AfriNIC addresses announced to Internet: 11367680 Equivalent to 0 /8s, 173 /16s and 117 /24s Percentage of available AfriNIC address space announced: 33.9 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 1701 6930 405 Korea Telecom (KIX) 17488 1584 128 104 Hathway IP Over Cable Interne 4755 1248 464 126 TATA Communications formerly 9583 1075 86 540 Sify Limited 4134 887 16660 372 CHINANET-BACKBONE 7545 773 199 104 TPG Internet Pty Ltd 23577 770 34 660 Korea Telecom (ATM-MPLS) 18101 753 217 32 Reliance Infocom Ltd Internet 24560 690 229 177 Bharti Airtel Ltd. 9829 671 561 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 4297 3647 324 bellsouth.net, inc. 209 2558 4149 607 Qwest 4323 1848 1035 373 Time Warner Telecom 1785 1760 717 139 PaeTec Communications, Inc. 20115 1629 1444 720 Charter Communications 7018 1492 5903 1026 AT&T WorldNet Services 6478 1404 310 400 AT&T Worldnet Services 2386 1266 682 920 AT&T Data Communications Serv 3356 1224 10981 462 Level 3 Communications, LLC 11492 1092 174 330 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 8452 1203 188 7 TEDATA 30890 542 88 201 Evolva Telecom 3292 455 1893 393 TDC Tele Danmark 12479 449 578 6 Uni2 Autonomous System 8866 384 110 26 Bulgarian Telecommunication C 3320 344 7066 295 Deutsche Telekom AG 3215 343 3041 108 France Telecom Transpac 3301 340 1668 304 TeliaNet Sweden 35805 330 24 4 United Telecom of Georgia 29049 316 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 1447 2862 232 UniNet S.A. de C.V. 10620 906 207 108 TVCABLE BOGOTA 22047 610 302 14 VTR PUNTO NET S.A. 7303 529 274 75 Telecom Argentina Stet-France 11830 486 292 59 Instituto Costarricense de El 28573 472 561 31 NET Servicos de Comunicao S.A 6471 443 96 32 ENTEL CHILE S.A. 11172 443 102 72 Servicios Alestra S.A de C.V 7738 397 794 28 Telecomunicacoes da Bahia S.A 3816 351 163 74 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 24863 862 79 38 LINKdotNET AS number 20858 309 34 5 This AS will be used to conne 3741 278 860 238 The Internet Solution 2018 244 215 143 Tertiary Education Network 6713 160 151 12 Itissalat Al-MAGHRIB 33783 152 10 8 EEPAD TISP TELECOM & INTERNET 29571 138 15 8 Ci Telecom Autonomous system 5536 123 8 9 Internet Egypt Network 33776 116 6 7 Starcomms Nigeria Limited 5713 115 507 66 Telkom SA Ltd 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 4297 3647 324 bellsouth.net, inc. 209 2558 4149 607 Qwest 4323 1848 1035 373 Time Warner Telecom 1785 1760 717 139 PaeTec Communications, Inc. 4766 1701 6930 405 Korea Telecom (KIX) 20115 1629 1444 720 Charter Communications 17488 1584 128 104 Hathway IP Over Cable Interne 7018 1492 5903 1026 AT&T WorldNet Services 8151 1447 2862 232 UniNet S.A. de C.V. 6478 1404 310 400 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 2558 1951 Qwest 1785 1760 1621 PaeTec Communications, Inc. 17488 1584 1480 Hathway IP Over Cable Interne 4323 1848 1475 Time Warner Telecom 4766 1701 1296 Korea Telecom (KIX) 8151 1447 1215 UniNet S.A. de C.V. 8452 1203 1196 TEDATA 4755 1248 1122 TATA Communications formerly 18566 1062 1052 Covad Communications 6478 1404 1004 AT&T Worldnet Services 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 /10:21 /11:58 /12:166 /13:339 /14:598 /15:1149 /16:10459 /17:4745 /18:8143 /19:17144 /20:20423 /21:20318 /22:25909 /23:25599 /24:150522 /25:840 /26:1003 /27:548 /28:159 /29:37 /30:10 /31:0 /32:8 Advertised prefixes smaller than registry allocations ----------------------------------------------------- ASN No of nets Total ann. Description 6389 2802 4297 bellsouth.net, inc. 4766 1392 1701 Korea Telecom (KIX) 17488 1307 1584 Hathway IP Over Cable Interne 209 1296 2558 Qwest 8452 1173 1203 TEDATA 1785 1165 1760 PaeTec Communications, Inc. 18566 1043 1062 Covad Communications 11492 1035 1092 Cable One 2386 975 1266 AT&T Data Communications Serv 4323 952 1848 Time Warner Telecom Complete listing at http://thyme.apnic.net/current/data/sXXas-nos Number of /24s announced per /8 block (Global) ---------------------------------------------- 4:12 8:199 12:2229 13:10 15:19 16:3 17:4 20:35 24:1069 32:50 34:2 38:533 40:97 41:1977 43:1 44:2 47:22 52:4 55:2 56:3 57:25 58:584 59:643 60:459 61:1095 62:1099 63:2084 64:3688 65:2390 66:3596 67:1624 68:771 69:2596 70:531 71:146 72:1654 73:2 74:1516 75:172 76:309 77:833 78:567 79:329 80:976 81:816 82:546 83:428 84:618 85:1033 86:407 87:648 88:355 89:1437 90:57 91:2221 92:325 93:1019 94:1194 95:1157 96:124 97:208 98:221 99:22 109:1 110:124 112:124 113:104 114:259 115:286 116:1164 117:517 118:293 119:694 120:142 121:723 122:1024 123:677 124:956 125:1320 128:220 129:234 130:126 131:413 132:73 133:9 134:187 135:39 136:242 137:155 138:160 139:80 140:445 141:109 142:380 143:333 144:363 145:47 146:376 147:154 148:517 149:238 150:177 151:198 152:147 153:139 154:2 155:275 156:169 157:296 158:115 159:312 160:282 161:140 162:268 163:153 164:481 165:503 166:274 167:363 168:686 169:167 170:477 171:40 172:10 173:282 174:210 178:1 180:1 183:1 186:14 187:94 188:17 189:351 190:2619 192:5809 193:4230 194:3296 195:2700 196:1072 198:3662 199:3358 200:5306 201:1303 202:7862 203:8192 204:3808 205:2143 206:2457 207:2812 208:3919 209:3417 210:2688 211:1113 212:1519 213:1671 214:77 215:30 216:4653 217:1263 218:372 219:437 220:1215 221:472 222:296 End of report