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Routing Table Report 04:00 +10GMT Thu 28 Aug, 2008
Report Website: http://thyme.apnic.net Detailed Analysis: http://thyme.apnic.net/current/
Analysis Summary ----------------
BGP routing table entries examined: 267119 Prefixes after maximum aggregation: 129679 Deaggregation factor: 2.06 Unique aggregates announced to Internet: 129989 Total ASes present in the Internet Routing Table: 29065 Prefixes per ASN: 9.19 Origin-only ASes present in the Internet Routing Table: 25305 Origin ASes announcing only one prefix: 12249 Transit ASes present in the Internet Routing Table: 3760 Transit-only ASes present in the Internet Routing Table: 83 Average AS path length visible in the Internet Routing Table: 3.6 Max AS path length visible: 26 Max AS path prepend of ASN ( 3816) 15 Prefixes from unregistered ASNs in the Routing Table: 568 Unregistered ASNs in the Routing Table: 212 Number of 32-bit ASNs allocated by the RIRs: 58 Prefixes from 32-bit ASNs in the Routing Table: 7 Special use prefixes present in the Routing Table: 0 Prefixes being announced from unallocated address space: 759 Number of addresses announced to Internet: 1893941600 Equivalent to 112 /8s, 227 /16s and 65 /24s Percentage of available address space announced: 51.1 Percentage of allocated address space announced: 62.1 Percentage of available address space allocated: 82.3 Percentage of address space in use by end-sites: 73.3 Total number of prefixes smaller than registry allocations: 131054
APNIC Region Analysis Summary -----------------------------
Prefixes being announced by APNIC Region ASes: 61327 Total APNIC prefixes after maximum aggregation: 22775 APNIC Deaggregation factor: 2.69 Prefixes being announced from the APNIC address blocks: 58286 Unique aggregates announced from the APNIC address blocks: 26200 APNIC Region origin ASes present in the Internet Routing Table: 3348 APNIC Prefixes per ASN: 17.41 APNIC Region origin ASes announcing only one prefix: 882 APNIC Region transit ASes present in the Internet Routing Table: 514 Average APNIC Region AS path length visible: 3.5 Max APNIC Region AS path length visible: 18 Number of APNIC addresses announced to Internet: 373516064 Equivalent to 22 /8s, 67 /16s and 103 /24s Percentage of available APNIC address space announced: 79.5
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, 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, 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: 122385 Total ARIN prefixes after maximum aggregation: 64934 ARIN Deaggregation factor: 1.88 Prefixes being announced from the ARIN address blocks: 91495 Unique aggregates announced from the ARIN address blocks: 34994 ARIN Region origin ASes present in the Internet Routing Table: 12399 ARIN Prefixes per ASN: 7.38 ARIN Region origin ASes announcing only one prefix: 4769 ARIN Region transit ASes present in the Internet Routing Table: 1187 Average ARIN Region AS path length visible: 3.3 Max ARIN Region AS path length visible: 15 Number of ARIN addresses announced to Internet: 360736864 Equivalent to 21 /8s, 128 /16s and 104 /24s Percentage of available ARIN address space announced: 74.1
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 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, 173/8, 174/8, 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: 57640 Total RIPE prefixes after maximum aggregation: 34955 RIPE Deaggregation factor: 1.65 Prefixes being announced from the RIPE address blocks: 52763 Unique aggregates announced from the RIPE address blocks: 35527 RIPE Region origin ASes present in the Internet Routing Table: 11788 RIPE Prefixes per ASN: 4.48 RIPE Region origin ASes announcing only one prefix: 6191 RIPE Region transit ASes present in the Internet Routing Table: 1792 Average RIPE Region AS path length visible: 4.0 Max RIPE Region AS path length visible: 26 Number of RIPE addresses announced to Internet: 369909760 Equivalent to 22 /8s, 12 /16s and 96 /24s Percentage of available RIPE address space announced: 84.8
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, 47104-48127 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, 193/8, 194/8, 195/8, 212/8, 213/8, 217/8,
LACNIC Region Analysis Summary ------------------------------
Prefixes being announced by LACNIC Region ASes: 21158 Total LACNIC prefixes after maximum aggregation: 5283 LACNIC Deaggregation factor: 4.00 Prefixes being announced from the LACNIC address blocks: 19412 Unique aggregates announced from the LACNIC address blocks: 10759 LACNIC Region origin ASes present in the Internet Routing Table: 985 LACNIC Prefixes per ASN: 19.71 LACNIC Region origin ASes announcing only one prefix: 322 LACNIC Region transit ASes present in the Internet Routing Table: 167 Average LACNIC Region AS path length visible: 4.1 Max LACNIC Region AS path length visible: 18 Number of LACNIC addresses announced to Internet: 54622976 Equivalent to 3 /8s, 65 /16s and 123 /24s Percentage of available LACNIC address space announced: 54.3
LACNIC AS Blocks 26592-26623, 27648-28671, 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: 4041 Total AfriNIC prefixes after maximum aggregation: 1258 AfriNIC Deaggregation factor: 3.21 Prefixes being announced from the AfriNIC address blocks: 4383 Unique aggregates announced from the AfriNIC address blocks: 1897 AfriNIC Region origin ASes present in the Internet Routing Table: 253 AfriNIC Prefixes per ASN: 17.32 AfriNIC Region origin ASes announcing only one prefix: 85 AfriNIC Region transit ASes present in the Internet Routing Table: 53 Average AfriNIC Region AS path length visible: 4.0 Max AfriNIC Region AS path length visible: 15 Number of AfriNIC addresses announced to Internet: 12647424 Equivalent to 0 /8s, 192 /16s and 252 /24s Percentage of available AfriNIC address space announced: 37.7
AfriNIC AS Blocks 36864-37887 & ERX transfers AfriNIC Address Blocks 41/8, 196/8,
APNIC Region per AS prefix count summary ----------------------------------------
ASN No of nets /20 equiv MaxAgg Description 4755 1711 537 179 Videsh Sanchar Nigam Ltd. Aut 17488 1358 89 104 Hathway IP Over Cable Interne 9583 1123 90 499 Sify Limited 4766 871 6407 355 Korea Telecom (KIX) 4134 838 13619 341 CHINANET-BACKBONE 23577 821 35 696 Korea Telecom (ATM-MPLS) 4780 714 353 61 Digital United Inc. 18101 694 167 33 Reliance Infocom Ltd Internet 9498 673 291 53 BHARTI BT INTERNET LTD. 4808 622 1112 137 CNCGROUP IP network: China169
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 4068 3417 333 bellsouth.net, inc. 209 2876 3873 620 Qwest 6298 2005 322 708 Cox Communicatons 1785 1650 710 156 AppliedTheory Corporation 2386 1512 692 900 AT&T Data Communications Serv 4323 1496 1073 374 Time Warner Telecom 7018 1409 5785 978 AT&T WorldNet Services 20115 1402 1163 648 Charter Communications 11492 1214 151 22 Cable One 6478 1134 239 187 AT&T Worldnet Services
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 3292 414 1776 372 TDC Tele Danmark 3215 396 2756 106 France Telecom Transpac 8452 358 188 11 TEDATA 3301 333 1444 304 TeliaNet Sweden 3320 323 7047 271 Deutsche Telekom AG 8866 317 77 21 Bulgarian Telecommunication C 5462 296 666 27 Telewest Broadband 8551 288 270 38 Bezeq International 680 275 2047 265 DFN-IP service G-WiN 8708 267 422 252 Romania Data Systems S.A.
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 1534 2592 225 UniNet S.A. de C.V. 11830 664 299 9 Instituto Costarricense de El 22047 563 270 14 VTR PUNTO NET S.A. 7303 477 235 67 Telecom Argentina Stet-France 16814 426 27 10 NSS, S.A. 6471 421 85 48 ENTEL CHILE S.A. 10620 415 102 71 TVCABLE BOGOTA 11172 408 118 72 Servicios Alestra S.A de C.V 14117 345 23 9 Telefonica del Sur S.A. 28573 332 440 28 NET Servicos de Comunicao S.A
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 508 65 36 LINKdotNET AS number 20858 402 34 3 EgyNet 3741 266 855 223 The Internet Solution 2018 228 214 135 Tertiary Education Network 6713 143 135 11 Itissalat Al-MAGHRIB 33783 136 10 13 EEPAD TISP TELECOM & INTERNET 5536 120 8 17 Internet Egypt Network 33776 119 6 3 Starcomms Nigeria Limited 5713 118 539 70 Telkom SA Ltd 29571 107 13 8 Ci Telecom Autonomous system
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 4068 3417 333 bellsouth.net, inc. 209 2876 3873 620 Qwest 6298 2005 322 708 Cox Communicatons 4755 1711 537 179 Videsh Sanchar Nigam Ltd. Aut 1785 1650 710 156 AppliedTheory Corporation 8151 1534 2592 225 UniNet S.A. de C.V. 2386 1512 692 900 AT&T Data Communications Serv 4323 1496 1073 374 Time Warner Telecom 7018 1409 5785 978 AT&T WorldNet Services 20115 1402 1163 648 Charter Communications
Complete listing at http://thyme.apnic.net/current/data-ASnet
Global Per AS Maximum Aggr summary ----------------------------------
ASN No of nets Net Savings Description 209 2876 2256 Qwest 4755 1711 1532 Videsh Sanchar Nigam Ltd. Aut 1785 1650 1494 AppliedTheory Corporation 8151 1534 1309 UniNet S.A. de C.V. 6298 2005 1297 Cox Communicatons 17488 1358 1254 Hathway IP Over Cable Interne 11492 1214 1192 Cable One 4323 1496 1122 Time Warner Telecom 18566 1046 1036 Covad Communications 6478 1134 947 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 22492 UNALLOCATED 12.2.46.0/24 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 13632 UNALLOCATED 12.20.55.0/24 6517 Yipes Communications 13746 UNALLOCATED 12.24.56.0/24 7018 AT&T WorldNet Servic 32567 UNALLOCATED 12.25.107.0/24 7018 AT&T WorldNet Servic 13632 UNALLOCATED 12.31.25.0/24 6517 Yipes Communications 26973 UNALLOCATED 12.39.152.0/24 7018 AT&T WorldNet Servic 26973 UNALLOCATED 12.39.154.0/23 7018 AT&T WorldNet Servic
Complete listing at http://thyme.apnic.net/current/data-badAS
Advertised Unallocated Addresses --------------------------------
Network Origin AS Description 24.75.160.0/19 7843 Adelphia Corp. 24.142.40.0/21 7018 AT&T WorldNet Services 24.142.160.0/19 7018 AT&T WorldNet Services 24.246.0.0/17 7018 AT&T WorldNet Services 24.246.128.0/18 7018 AT&T WorldNet Services 62.61.220.0/24 24974 Tachyon Europe BV - Wireless 63.140.213.0/24 22555 Universal Talkware Corporatio 63.143.71.0/24 701 UUNET Technologies, Inc. 63.143.115.0/24 701 UUNET Technologies, Inc. 63.143.251.0/24 22555 Universal Talkware Corporatio
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 /8:18 /9:9 /10:17 /11:45 /12:146 /13:292 /14:527 /15:1059 /16:10046 /17:4372 /18:7605 /19:16056 /20:18729 /21:18395 /22:23160 /23:24237 /24:139733 /25:836 /26:1019 /27:714 /28:87 /29:9 /30:1 /31:0 /32:7
Advertised prefixes smaller than registry allocations -----------------------------------------------------
ASN No of nets Total ann. Description 6389 2708 4068 bellsouth.net, inc. 6298 1978 2005 Cox Communicatons 209 1642 2876 Qwest 11492 1195 1214 Cable One 2386 1190 1512 AT&T Data Communications Serv 17488 1166 1358 Hathway IP Over Cable Interne 1785 1119 1650 AppliedTheory Corporation 4755 1048 1711 Videsh Sanchar Nigam Ltd. Aut 6478 1027 1134 AT&T Worldnet Services 18566 1027 1046 Covad Communications
Complete listing at http://thyme.apnic.net/current/data/sXXas-nos
Number of /24s announced per /8 block (Global) ----------------------------------------------
4:8 8:137 12:2137 13:2 15:22 16:3 17:5 18:13 20:35 24:1082 32:59 38:489 40:92 41:712 43:1 44:2 47:12 52:3 55:3 56:3 57:26 58:527 59:510 60:453 61:978 62:1208 63:2048 64:3229 65:2367 66:3457 67:1225 68:777 69:2294 70:868 71:132 72:2027 73:6 74:1120 75:170 76:311 77:769 78:798 79:239 80:976 81:871 82:583 83:373 84:571 85:983 86:402 87:719 88:338 89:1322 90:37 91:1427 92:254 93:803 94:111 96:59 97:63 98:315 99:6 114:94 115:46 116:997 117:339 118:190 119:482 120:85 121:587 122:823 123:395 124:842 125:1186 128:355 129:202 130:133 131:412 132:68 133:9 134:188 135:34 136:222 137:94 138:141 139:94 140:506 141:104 142:405 143:344 144:396 145:51 146:372 147:157 148:513 149:197 150:129 151:179 152:145 153:136 154:10 155:278 156:175 157:296 158:163 159:251 160:271 161:135 162:260 163:156 164:517 165:465 166:364 167:332 168:628 169:141 170:427 171:33 172:10 173:33 188:1 189:513 190:2108 192:5794 193:4145 194:3251 195:2568 196:1026 198:3741 199:3312 200:5567 201:1525 202:7648 203:8097 204:3948 205:2147 206:2371 207:2755 208:3515 209:3429 210:2602 211:1083 212:1406 213:1614 214:176 215:50 216:4384 217:1205 218:346 219:432 220:1062 221:432 222:311
End of report
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