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Routing Table Report 04:00 +10GMT Wed 11 Jun, 2008
Report Website: http://thyme.apnic.net Detailed Analysis: http://thyme.apnic.net/current/
Analysis Summary ----------------
BGP routing table entries examined: 259554 Prefixes after maximum aggregation: 128021 Deaggregation factor: 2.03 Unique aggregates announced to Internet: 126383 Total ASes present in the Internet Routing Table: 28394 Prefixes per ASN: 9.14 Origin-only ASes present in the Internet Routing Table: 24757 Origin ASes announcing only one prefix: 11951 Transit ASes present in the Internet Routing Table: 3637 Transit-only ASes present in the Internet Routing Table: 78 Average AS path length visible in the Internet Routing Table: 3.6 Max AS path length visible: 18 Max AS path prepend of ASN ( 3816) 15 Prefixes from unregistered ASNs in the Routing Table: 622 Unregistered ASNs in the Routing Table: 230 Number of 32-bit ASNs allocated by the RIRs: 48 Prefixes from 32-bit ASNs in the Routing Table: 8 Special use prefixes present in the Routing Table: 0 Prefixes being announced from unallocated address space: 778 Number of addresses announced to Internet: 1874590048 Equivalent to 111 /8s, 187 /16s and 249 /24s Percentage of available address space announced: 50.6 Percentage of allocated address space announced: 61.4 Percentage of available address space allocated: 82.3 Percentage of address space in use by end-sites: 72.1 Total number of prefixes smaller than registry allocations: 125967
APNIC Region Analysis Summary -----------------------------
Prefixes being announced by APNIC Region ASes: 59124 Total APNIC prefixes after maximum aggregation: 22086 APNIC Deaggregation factor: 2.68 Prefixes being announced from the APNIC address blocks: 56135 Unique aggregates announced from the APNIC address blocks: 25044 APNIC Region origin ASes present in the Internet Routing Table: 3268 APNIC Prefixes per ASN: 17.18 APNIC Region origin ASes announcing only one prefix: 860 APNIC Region transit ASes present in the Internet Routing Table: 504 Average APNIC Region AS path length visible: 3.5 Max APNIC Region AS path length visible: 17 Number of APNIC addresses announced to Internet: 351696800 Equivalent to 20 /8s, 246 /16s and 119 /24s Percentage of available APNIC address space announced: 74.9
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: 119961 Total ARIN prefixes after maximum aggregation: 65142 ARIN Deaggregation factor: 1.84 Prefixes being announced from the ARIN address blocks: 89809 Unique aggregates announced from the ARIN address blocks: 34663 ARIN Region origin ASes present in the Internet Routing Table: 12204 ARIN Prefixes per ASN: 7.36 ARIN Region origin ASes announcing only one prefix: 4733 ARIN Region transit ASes present in the Internet Routing Table: 1136 Average ARIN Region AS path length visible: 3.3 Max ARIN Region AS path length visible: 15 Number of ARIN addresses announced to Internet: 356075424 Equivalent to 21 /8s, 57 /16s and 71 /24s Percentage of available ARIN address space announced: 73.2
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 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: 55703 Total RIPE prefixes after maximum aggregation: 33933 RIPE Deaggregation factor: 1.64 Prefixes being announced from the RIPE address blocks: 50897 Unique aggregates announced from the RIPE address blocks: 33987 RIPE Region origin ASes present in the Internet Routing Table: 11426 RIPE Prefixes per ASN: 4.45 RIPE Region origin ASes announcing only one prefix: 5974 RIPE Region transit ASes present in the Internet Routing Table: 1721 Average RIPE Region AS path length visible: 4.0 Max RIPE Region AS path length visible: 18 Number of RIPE addresses announced to Internet: 360773248 Equivalent to 21 /8s, 128 /16s and 246 /24s Percentage of available RIPE address space announced: 82.7
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, 47104-48127 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: 20236 Total LACNIC prefixes after maximum aggregation: 5145 LACNIC Deaggregation factor: 3.93 Prefixes being announced from the LACNIC address blocks: 18454 Unique aggregates announced from the LACNIC address blocks: 10354 LACNIC Region origin ASes present in the Internet Routing Table: 953 LACNIC Prefixes per ASN: 19.36 LACNIC Region origin ASes announcing only one prefix: 306 LACNIC Region transit ASes present in the Internet Routing Table: 161 Average LACNIC Region AS path length visible: 4.1 Max LACNIC Region AS path length visible: 17 Number of LACNIC addresses announced to Internet: 52350848 Equivalent to 3 /8s, 30 /16s and 207 /24s Percentage of available LACNIC address space announced: 52.0
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: 3909 Total AfriNIC prefixes after maximum aggregation: 1197 AfriNIC Deaggregation factor: 3.27 Prefixes being announced from the AfriNIC address blocks: 4174 Unique aggregates announced from the AfriNIC address blocks: 1861 AfriNIC Region origin ASes present in the Internet Routing Table: 241 AfriNIC Prefixes per ASN: 17.32 AfriNIC Region origin ASes announcing only one prefix: 78 AfriNIC Region transit ASes present in the Internet Routing Table: 49 Average AfriNIC Region AS path length visible: 3.8 Max AfriNIC Region AS path length visible: 14 Number of AfriNIC addresses announced to Internet: 12311552 Equivalent to 0 /8s, 187 /16s and 220 /24s Percentage of available AfriNIC address space announced: 36.7
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 1643 387 89 Videsh Sanchar Nigam Ltd. Aut 9498 1180 550 62 BHARTI BT INTERNET LTD. 9583 1116 111 412 Sify Limited 17488 1099 72 73 Hathway IP Over Cable Interne 4766 850 6006 343 Korea Telecom (KIX) 4134 824 12917 322 CHINANET-BACKBONE 23577 821 34 703 Korea Telecom (ATM-MPLS) 18101 692 167 36 Reliance Infocom Ltd Internet 9829 598 450 12 BSNL National Internet Backbo 1221 550 1919 423 Telstra Pty 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 209 3019 3874 620 Qwest 6389 2208 3104 182 bellsouth.net, inc. 4323 1473 1045 380 Time Warner Telecom 2386 1442 659 871 AT&T Data Communications Serv 7018 1372 5814 981 AT&T WorldNet Services 11492 1228 148 12 Cable One 18566 1044 296 10 Covad Communications 20115 1041 1063 565 Charter Communications 1785 1037 510 104 AppliedTheory Corporation 7011 1031 288 567 Citizens Utilities
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 410 1772 369 TDC Tele Danmark 8452 347 188 7 TEDATA 3301 338 1460 308 TeliaNet Sweden 3320 317 7045 266 Deutsche Telekom AG 8866 317 77 21 Bulgarian Telecommunication C 5462 291 666 26 Telewest Broadband 3215 285 2742 89 France Telecom Transpac 8551 283 269 38 Bezeq International 680 274 2047 264 DFN-IP service G-WiN 9155 269 45 12 QualityNet AS number
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 1240 2464 227 UniNet S.A. de C.V. 11830 603 299 9 Instituto Costarricense de El 22047 565 270 14 VTR PUNTO NET S.A. 7303 465 229 66 Telecom Argentina Stet-France 16814 426 27 10 NSS, S.A. 6471 413 85 46 ENTEL CHILE S.A. 11172 412 118 69 Servicios Alestra S.A de C.V 10620 386 99 80 TVCABLE BOGOTA 14117 375 23 9 Telefonica del Sur S.A. 20299 338 23 89 NEWCOM AMERICAS
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 472 61 28 LINKdotNET AS number 3741 282 853 223 The Internet Solution 20858 245 34 3 EgyNet 2018 192 189 82 Tertiary Education Network 5713 163 558 99 Telkom SA Ltd 6713 144 136 12 Itissalat Al-MAGHRIB 33783 134 10 12 EEPAD TISP TELECOM & INTERNET 5536 121 8 16 Internet Egypt Network 29571 103 13 8 Ci Telecom Autonomous system 33776 100 6 3 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 209 3019 3874 620 Qwest 6389 2208 3104 182 bellsouth.net, inc. 4755 1643 387 89 Videsh Sanchar Nigam Ltd. Aut 4323 1473 1045 380 Time Warner Telecom 2386 1442 659 871 AT&T Data Communications Serv 7018 1372 5814 981 AT&T WorldNet Services 8151 1240 2464 227 UniNet S.A. de C.V. 11492 1228 148 12 Cable One 9498 1180 550 62 BHARTI BT INTERNET LTD. 9583 1116 111 412 Sify Limited
Complete listing at http://thyme.apnic.net/current/data-ASnet
Global Per AS Maximum Aggr summary ----------------------------------
ASN No of nets Net Savings Description 6389 2208 2026 bellsouth.net, inc. 4755 1643 1554 Videsh Sanchar Nigam Ltd. Aut 11492 1228 1216 Cable One 9498 1180 1118 BHARTI BT INTERNET LTD. 4323 1473 1093 Time Warner Telecom 18566 1044 1034 Covad Communications 17488 1099 1026 Hathway IP Over Cable Interne 8151 1240 1013 UniNet S.A. de C.V. 1785 1037 933 AppliedTheory Corporation 22773 945 883 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 12.0.252.0/23 701 UUNET Technologies, 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 27220 UNALLOCATED 12.35.204.0/24 7018 AT&T WorldNet Servic 26973 UNALLOCATED 12.39.152.0/24 7018 AT&T WorldNet Servic
Complete listing at http://thyme.apnic.net/current/data-badAS
Advertised Unallocated Addresses --------------------------------
Network Origin AS Description 24.51.159.0/24 7843 Adelphia Corp. 24.54.224.0/19 20001 HoldCo LLC - Road Runner 24.75.160.0/19 7843 Adelphia Corp. 24.75.192.0/18 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
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 /9:9 /10:16 /11:42 /12:142 /13:279 /14:514 /15:1024 /16:9951 /17:4336 /18:7355 /19:15687 /20:18288 /21:17852 /22:22255 /23:23145 /24:135877 /25:842 /26:1035 /27:785 /28:84 /29:9 /30:1 /31:0 /32:7
Advertised prefixes smaller than registry allocations -----------------------------------------------------
ASN No of nets Total ann. Description 209 1766 3019 Qwest 6389 1356 2208 bellsouth.net, inc. 11492 1210 1228 Cable One 2386 1139 1442 AT&T Data Communications Serv 18566 1025 1044 Covad Communications 4755 990 1643 Videsh Sanchar Nigam Ltd. Aut 9583 970 1116 Sify Limited 6298 945 960 Cox Communicatons 6478 942 943 AT&T Worldnet Services 7011 924 1031 Citizens Utilities
Complete listing at http://thyme.apnic.net/current/data/sXXas-nos
Number of /24s announced per /8 block (Global) ----------------------------------------------
4:9 8:113 12:2052 13:1 15:22 16:3 17:5 18:13 20:35 24:1075 25:1 32:61 33:3 38:440 40:93 41:640 43:1 44:2 47:12 52:3 55:4 56:3 57:23 58:518 59:480 60:445 61:998 62:1125 63:2031 64:3328 65:2418 66:3699 67:1214 68:694 69:2262 70:677 71:126 72:1820 73:5 74:998 75:217 76:296 77:723 78:705 79:192 80:927 81:865 82:570 83:392 84:571 85:1008 86:421 87:684 88:314 89:1244 90:12 91:1274 92:185 93:509 96:33 97:22 98:197 99:3 111:1 114:20 116:675 117:328 118:142 119:448 120:58 121:533 122:784 123:340 124:847 125:1141 128:327 129:202 130:131 131:403 132:67 133:9 134:177 135:33 136:218 137:91 138:151 139:79 140:495 141:99 142:403 143:337 144:349 145:51 146:363 147:154 148:507 149:191 150:129 151:193 152:141 153:136 154:10 155:243 156:174 157:276 158:168 159:239 160:257 161:114 162:232 163:185 164:528 165:447 166:315 167:328 168:614 169:131 170:429 171:29 172:10 189:193 190:2071 192:5797 193:4081 194:3201 195:2466 196:1067 198:3759 199:3271 200:5583 201:1437 202:7615 203:7913 204:3980 205:2109 206:2409 207:2793 208:3358 209:3475 210:2523 211:1026 212:1393 213:1631 214:161 215:49 216:4402 217:1191 218:346 219:422 220:1079 221:470 222:308
End of report
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