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Routing Table Report 04:00 +10GMT Sun 19 Jul, 2009
Report Website: http://thyme.apnic.net Detailed Analysis: http://thyme.apnic.net/current/
Analysis Summary ----------------
BGP routing table entries examined: 291182 Prefixes after maximum aggregation: 138142 Deaggregation factor: 2.11 Unique aggregates announced to Internet: 144819 Total ASes present in the Internet Routing Table: 31769 Prefixes per ASN: 9.17 Origin-only ASes present in the Internet Routing Table: 27629 Origin ASes announcing only one prefix: 13456 Transit ASes present in the Internet Routing Table: 4140 Transit-only ASes present in the Internet Routing Table: 94 Average AS path length visible in the Internet Routing Table: 3.6 Max AS path length visible: 39 Max AS path prepend of ASN (22394) 36 Prefixes from unregistered ASNs in the Routing Table: 420 Unregistered ASNs in the Routing Table: 122 Number of 32-bit ASNs allocated by the RIRs: 205 Prefixes from 32-bit ASNs in the Routing Table: 69 Special use prefixes present in the Routing Table: 0 Prefixes being announced from unallocated address space: 336 Number of addresses announced to Internet: 2071361536 Equivalent to 123 /8s, 118 /16s and 120 /24s Percentage of available address space announced: 55.9 Percentage of allocated address space announced: 64.7 Percentage of available address space allocated: 86.4 Percentage of address space in use by end-sites: 78.3 Total number of prefixes smaller than registry allocations: 144074
APNIC Region Analysis Summary -----------------------------
Prefixes being announced by APNIC Region ASes: 69611 Total APNIC prefixes after maximum aggregation: 24794 APNIC Deaggregation factor: 2.81 Prefixes being announced from the APNIC address blocks: 69034 Unique aggregates announced from the APNIC address blocks: 31537 APNIC Region origin ASes present in the Internet Routing Table: 3709 APNIC Prefixes per ASN: 18.61 APNIC Region origin ASes announcing only one prefix: 1007 APNIC Region transit ASes present in the Internet Routing Table: 573 Average APNIC Region AS path length visible: 3.5 Max APNIC Region AS path length visible: 16 Number of APNIC addresses announced to Internet: 469332672 Equivalent to 27 /8s, 249 /16s and 114 /24s Percentage of available APNIC address space announced: 87.4
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: 123879 Total ARIN prefixes after maximum aggregation: 66048 ARIN Deaggregation factor: 1.88 Prefixes being announced from the ARIN address blocks: 124542 Unique aggregates announced from the ARIN address blocks: 52143 ARIN Region origin ASes present in the Internet Routing Table: 13114 ARIN Prefixes per ASN: 9.50 ARIN Region origin ASes announcing only one prefix: 5049 ARIN Region transit ASes present in the Internet Routing Table: 1276 Average ARIN Region AS path length visible: 3.3 Max ARIN Region AS path length visible: 39 Number of ARIN addresses announced to Internet: 1010500032 Equivalent to 60 /8s, 59 /16s and 1 /24s Percentage of available ARIN address space announced: 194.3
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: 66516 Total RIPE prefixes after maximum aggregation: 39469 RIPE Deaggregation factor: 1.69 Prefixes being announced from the RIPE address blocks: 66081 Unique aggregates announced from the RIPE address blocks: 44720 RIPE Region origin ASes present in the Internet Routing Table: 13298 RIPE Prefixes per ASN: 4.97 RIPE Region origin ASes announcing only one prefix: 6941 RIPE Region transit ASes present in the Internet Routing Table: 1993 Average RIPE Region AS path length visible: 4.0 Max RIPE Region AS path length visible: 21 Number of RIPE addresses announced to Internet: 496649408 Equivalent to 29 /8s, 154 /16s and 68 /24s Percentage of available RIPE address space announced: 105.7
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: 24589 Total LACNIC prefixes after maximum aggregation: 6057 LACNIC Deaggregation factor: 4.06 Prefixes being announced from the LACNIC address blocks: 24538 Unique aggregates announced from the LACNIC address blocks: 13589 LACNIC Region origin ASes present in the Internet Routing Table: 1144 LACNIC Prefixes per ASN: 21.45 LACNIC Region origin ASes announcing only one prefix: 368 LACNIC Region transit ASes present in the Internet Routing Table: 192 Average LACNIC Region AS path length visible: 4.0 Max LACNIC Region AS path length visible: 19 Number of LACNIC addresses announced to Internet: 72464512 Equivalent to 4 /8s, 81 /16s and 184 /24s Percentage of available LACNIC address space announced: 72.0
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: 6221 Total AfriNIC prefixes after maximum aggregation: 1499 AfriNIC Deaggregation factor: 4.15 Prefixes being announced from the AfriNIC address blocks: 6637 Unique aggregates announced from the AfriNIC address blocks: 2555 AfriNIC Region origin ASes present in the Internet Routing Table: 306 AfriNIC Prefixes per ASN: 21.69 AfriNIC Region origin ASes announcing only one prefix: 91 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: 16 Number of AfriNIC addresses announced to Internet: 20042496 Equivalent to 1 /8s, 49 /16s and 211 /24s Percentage of available AfriNIC address space announced: 59.7
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 1700 6934 407 Korea Telecom (KIX) 17488 1542 137 103 Hathway IP Over Cable Interne 4755 1218 292 144 TATA Communications formerly 9583 1126 87 559 Sify Limited 4134 990 17290 375 CHINANET-BACKBONE 7545 812 198 102 TPG Internet Pty Ltd 9829 800 611 14 BSNL National Internet Backbo 23577 785 34 666 Korea Telecom (ATM-MPLS) 18101 749 201 32 Reliance Infocom Ltd Internet 24560 729 246 168 Bharti Airtel Ltd.
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 4245 3643 323 bellsouth.net, inc. 4323 1894 1048 385 Time Warner Telecom 1785 1710 714 139 PaeTec Communications, Inc. 7018 1507 5909 1046 AT&T WorldNet Services 20115 1415 1460 681 Charter Communications 2386 1266 670 917 AT&T Data Communications Serv 6478 1217 275 311 AT&T Worldnet Services 3356 1195 10961 444 Level 3 Communications, LLC 11492 1127 208 12 Cable One 22773 1077 2604 66 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 30890 483 92 196 Evolva Telecom 12479 474 578 6 Uni2 Autonomous System 3292 455 1902 391 TDC Tele Danmark 702 429 1861 345 UUNET - Commercial IP service 3320 351 7082 305 Deutsche Telekom AG 3301 348 1684 310 TeliaNet Sweden 3215 343 3065 108 France Telecom Transpac 8866 333 109 20 Bulgarian Telecommunication C 29049 308 26 3 AzerSat LLC. 8551 305 289 40 Bezeq International
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 1472 2882 231 UniNet S.A. de C.V. 10620 949 216 111 TVCABLE BOGOTA 28573 613 575 32 NET Servicos de Comunicao S.A 7303 597 315 92 Telecom Argentina Stet-France 22047 543 302 14 VTR PUNTO NET S.A. 11830 488 309 56 Instituto Costarricense de El 11172 442 99 70 Servicios Alestra S.A de C.V 6471 434 96 31 ENTEL CHILE S.A. 7738 410 858 29 Telecomunicacoes da Bahia S.A 3816 382 188 78 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 1027 188 7 TEDATA 24863 903 90 48 LINKdotNET AS number 20858 323 34 5 EgyNet 3741 276 856 236 The Internet Solution 2018 243 215 143 Tertiary Education Network 6713 176 166 16 Itissalat Al-MAGHRIB 33783 152 10 8 EEPAD TISP TELECOM & INTERNET 29571 140 15 8 Ci Telecom Autonomous system 24835 130 46 9 RAYA Telecom - Egypt 5536 123 8 9 Internet Egypt Network
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 4245 3643 323 bellsouth.net, inc. 4323 1894 1048 385 Time Warner Telecom 1785 1710 714 139 PaeTec Communications, Inc. 4766 1700 6934 407 Korea Telecom (KIX) 17488 1542 137 103 Hathway IP Over Cable Interne 7018 1507 5909 1046 AT&T WorldNet Services 8151 1472 2882 231 UniNet S.A. de C.V. 20115 1415 1460 681 Charter Communications 2386 1266 670 917 AT&T Data Communications Serv 4755 1218 292 144 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 1785 1710 1571 PaeTec Communications, Inc. 4323 1894 1509 Time Warner Telecom 17488 1542 1439 Hathway IP Over Cable Interne 4766 1700 1293 Korea Telecom (KIX) 8151 1472 1241 UniNet S.A. de C.V. 11492 1127 1115 Cable One 4755 1218 1074 TATA Communications formerly 18566 1062 1052 Covad Communications 8452 1027 1020 TEDATA 22773 1077 1011 Cox Communications, Inc.
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 41.223.92.0/22 36936 >>UNKNOWN<< 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
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 /10:23 /11:58 /12:169 /13:350 /14:612 /15:1164 /16:10532 /17:4747 /18:8221 /19:17158 /20:20494 /21:20360 /22:26151 /23:26085 /24:152329 /25:933 /26:1029 /27:560 /28:154 /29:8 /30:7 /31:1 /32:8
Advertised prefixes smaller than registry allocations -----------------------------------------------------
ASN No of nets Total ann. Description 6389 2756 4245 bellsouth.net, inc. 4766 1399 1700 Korea Telecom (KIX) 17488 1288 1542 Hathway IP Over Cable Interne 1785 1182 1710 PaeTec Communications, Inc. 11492 1053 1127 Cable One 18566 1043 1062 Covad Communications 2386 984 1266 AT&T Data Communications Serv 9583 979 1126 Sify Limited 4323 961 1894 Time Warner Telecom 8452 949 1027 TEDATA
Complete listing at http://thyme.apnic.net/current/data-sXXas-nos
Number of /24s announced per /8 block (Global) ----------------------------------------------
4:14 8:209 12:2141 13:7 15:19 16:3 17:5 20:35 24:1100 32:51 34:2 38:578 40:98 41:1780 43:1 44:2 47:22 52:6 55:2 56:2 57:24 58:597 59:648 60:461 61:1076 62:1106 63:2048 64:3697 65:2396 66:3587 67:1615 68:858 69:2664 70:555 71:152 72:1666 73:2 74:1618 75:171 76:347 77:840 78:560 79:356 80:979 81:840 82:570 83:457 84:625 85:1027 86:370 87:672 88:371 89:1443 90:50 91:2401 92:363 93:1070 94:1025 95:1120 96:151 97:215 98:249 99:26 110:176 111:277 112:110 113:139 114:255 115:319 116:1127 117:536 118:356 119:745 120:146 121:781 122:1055 123:698 124:983 125:1373 128:225 129:232 130:127 131:412 132:74 133:9 134:187 135:40 136:219 137:165 138:168 139:80 140:446 141:121 142:385 143:351 144:365 145:48 146:388 147:153 148:517 149:230 150:175 151:193 152:145 153:147 154:2 155:274 156:166 157:300 158:117 159:345 160:283 161:153 162:275 163:162 164:476 165:515 166:465 167:362 168:659 169:172 170:478 171:41 172:10 173:314 174:240 178:1 186:103 187:118 188:282 189:531 190:2931 192:5781 193:4268 194:3308 195:2705 196:1120 198:3610 199:3361 200:5121 201:1285 202:7709 203:8275 204:3881 205:2151 206:2450 207:2744 208:3882 209:3373 210:2532 211:1120 212:1652 213:1638 214:84 215:29 216:4543 217:1349 218:401 219:444 220:1110 221:480 222:325
End of report
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