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[bgp-stats] Routing Table Report - RouteViews-3 view
Routing Table Report 00:00 GMT Tue 02 Dec, 2008
NB: RouteViews data includes iBGP information from some ASNs. Treat the information provided below appropriately.
Report Website: http://thyme.apnic.net Detailed Analysis: http://thyme.apnic.net/rviews/
Analysis Summary ----------------
BGP routing table entries examined: 282092 Prefixes after maximum aggregation: 133583 Deaggregation factor: 2.11 Unique aggregates announced to Internet: 133114 Total ASes present in the Internet Routing Table: 30029 Prefixes per ASN: 9.39 Origin-only ASes present in the Internet Routing Table: 26031 Origin ASes announcing only one prefix: 12709 Transit ASes present in the Internet Routing Table: 3998 Transit-only ASes present in the Internet Routing Table: 95 Average AS path length visible in the Internet Routing Table: 4.6 Max AS path length visible: 24 Max AS path prepend of ASN (17565) 18 Prefixes from unregistered ASNs in the Routing Table: 547 Unregistered ASNs in the Routing Table: 205 Number of 32-bit ASNs allocated by the RIRs: 65 Prefixes from 32-bit ASNs in the Routing Table: 9 Special use prefixes present in the Routing Table: 5 Prefixes being announced from unallocated address space: 196 Number of addresses announced to Internet: 1966732956 Equivalent to 117 /8s, 57 /16s and 246 /24s Percentage of available address space announced: 53.1 Percentage of allocated address space announced: 63.4 Percentage of available address space allocated: 83.7 Percentage of address space in use by end-sites: 74.5 Total number of prefixes smaller than registry allocations: 140586
APNIC Region Analysis Summary -----------------------------
Prefixes being announced by APNIC Region ASes: 66486 Total APNIC prefixes after maximum aggregation: 23368 APNIC Deaggregation factor: 2.85 Prefixes being announced from the APNIC address blocks: 63433 Unique aggregates announced from the APNIC address blocks: 26701 APNIC Region origin ASes present in the Internet Routing Table: 3479 APNIC Prefixes per ASN: 18.23 APNIC Region origin ASes announcing only one prefix: 939 APNIC Region transit ASes present in the Internet Routing Table: 544 Average APNIC Region AS path length visible: 5.0 Max APNIC Region AS path length visible: 24 Number of APNIC addresses announced to Internet: 389149728 Equivalent to 23 /8s, 49 /16s and 244 /24s Percentage of available APNIC address space announced: 77.3
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, 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: 124861 Total ARIN prefixes after maximum aggregation: 66460 ARIN Deaggregation factor: 1.88 Prefixes being announced from the ARIN address blocks: 93330 Unique aggregates announced from the ARIN address blocks: 34765 ARIN Region origin ASes present in the Internet Routing Table: 12658 ARIN Prefixes per ASN: 7.37 ARIN Region origin ASes announcing only one prefix: 4882 ARIN Region transit ASes present in the Internet Routing Table: 1241 Average ARIN Region AS path length visible: 4.1 Max ARIN Region AS path length visible: 20 Number of ARIN addresses announced to Internet: 402031361 Equivalent to 23 /8s, 246 /16s and 131 /24s Percentage of available ARIN address space announced: 82.6
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 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: 61709 Total RIPE prefixes after maximum aggregation: 36425 RIPE Deaggregation factor: 1.69 Prefixes being announced from the RIPE address blocks: 57687 Unique aggregates announced from the RIPE address blocks: 37578 RIPE Region origin ASes present in the Internet Routing Table: 12296 RIPE Prefixes per ASN: 4.69 RIPE Region origin ASes announcing only one prefix: 6470 RIPE Region transit ASes present in the Internet Routing Table: 1913 Average RIPE Region AS path length visible: 5.2 Max RIPE Region AS path length visible: 22 Number of RIPE addresses announced to Internet: 380991463 Equivalent to 22 /8s, 181 /16s and 119 /24s Percentage of available RIPE address space announced: 87.3
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, 47104-49151 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: 24351 Total LACNIC prefixes after maximum aggregation: 5543 LACNIC Deaggregation factor: 4.39 Prefixes being announced from the LACNIC address blocks: 22394 Unique aggregates announced from the LACNIC address blocks: 11483 LACNIC Region origin ASes present in the Internet Routing Table: 1043 LACNIC Prefixes per ASN: 21.47 LACNIC Region origin ASes announcing only one prefix: 333 LACNIC Region transit ASes present in the Internet Routing Table: 175 Average LACNIC Region AS path length visible: 5.1 Max LACNIC Region AS path length visible: 21 Number of LACNIC addresses announced to Internet: 58535950 Equivalent to 3 /8s, 125 /16s and 48 /24s Percentage of available LACNIC address space announced: 58.2
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: 4147 Total AfriNIC prefixes after maximum aggregation: 1355 AfriNIC Deaggregation factor: 3.06 Prefixes being announced from the AfriNIC address blocks: 4434 Unique aggregates announced from the AfriNIC address blocks: 2197 AfriNIC Region origin ASes present in the Internet Routing Table: 272 AfriNIC Prefixes per ASN: 16.30 AfriNIC Region origin ASes announcing only one prefix: 85 AfriNIC Region transit ASes present in the Internet Routing Table: 58 Average AfriNIC Region AS path length visible: 4.6 Max AfriNIC Region AS path length visible: 17 Number of AfriNIC addresses announced to Internet: 13031296 Equivalent to 0 /8s, 198 /16s and 215 /24s Percentage of available AfriNIC address space announced: 25.9
AfriNIC AS Blocks 36864-37887 & ERX transfers AfriNIC Address Blocks 41/8, 196/8, 197/8,
APNIC Region per AS prefix count summary ----------------------------------------
ASN No of nets /20 equiv MaxAgg Description 4538 3361 3245 44 China Education and Research 17488 1442 101 104 Hathway IP Over Cable Interne 4766 1168 6409 366 Korea Telecom (KIX) 4755 1160 563 101 Videsh Sanchar Nigam Ltd. Aut 9583 1140 88 486 Sify Limited 4134 914 15541 357 CHINANET-BACKBONE 18101 785 168 32 Reliance Infocom Ltd Internet 23577 766 33 686 Korea Telecom (ATM-MPLS) 4780 731 357 63 Digital United Inc. 9498 694 295 51 BHARTI BT INTERNET LTD.
Complete listing at http://thyme.apnic.net/rviews/data-ASnet-APNIC
ARIN Region per AS prefix count summary ---------------------------------------
ASN No of nets /20 equiv MaxAgg Description 6389 4373 3433 341 bellsouth.net, inc. 6298 2173 335 633 Cox Communicatons 20115 1841 1460 737 Charter Communications 1785 1704 717 155 AppliedTheory Corporation 6478 1618 366 297 AT&T Worldnet Services 2386 1594 686 910 AT&T Data Communications Serv 4323 1591 1066 377 Time Warner Telecom 7018 1431 9944 986 AT&T WorldNet Services 1803 1329 7 1064 SPRINT 11492 1219 192 12 Cable One
Complete listing at http://thyme.apnic.net/rviews/data-ASnet-ARIN
RIPE Region per AS prefix count summary ---------------------------------------
ASN No of nets /20 equiv MaxAgg Description 3292 438 1765 382 TDC Tele Danmark 35228 391 144 5 Avatar Broadband Limited 12479 369 578 6 Uni2 Autonomous System 30890 369 80 196 SC Kappa Invexim SRL 3301 336 1413 305 TeliaNet Sweden 8866 331 109 22 Bulgarian Telecommunication C 29049 331 26 3 AzerSat LLC. 3320 325 7062 274 Deutsche Telekom AG 3215 314 2776 97 France Telecom Transpac 8452 311 188 11 TEDATA
Complete listing at http://thyme.apnic.net/rviews/data-ASnet-RIPE
LACNIC Region per AS prefix count summary -----------------------------------------
ASN No of nets /20 equiv MaxAgg Description 7303 1756 245 73 Telecom Argentina Stet-France 8151 1395 2832 217 UniNet S.A. de C.V. 11830 664 299 9 Instituto Costarricense de El 10620 576 129 39 TVCABLE BOGOTA 22047 552 270 14 VTR PUNTO NET S.A. 16814 426 27 10 NSS, S.A. 6471 425 88 50 ENTEL CHILE S.A. 11172 402 118 72 Servicios Alestra S.A de C.V 16735 381 92 9 Companhia de Telecomunicacoes 7738 373 730 27 Telecomunicacoes da Bahia S.A
Complete listing at http://thyme.apnic.net/rviews/data-ASnet-LACNIC
AfriNIC Region per AS prefix count summary ------------------------------------------
ASN No of nets /20 equiv MaxAgg Description 24863 511 72 49 LINKdotNET AS number 3741 269 857 226 The Internet Solution 20858 265 34 3 EgyNet 2018 239 215 140 Tertiary Education Network 6713 144 135 11 Itissalat Al-MAGHRIB 33783 143 10 17 EEPAD TISP TELECOM & INTERNET 5536 120 8 17 Internet Egypt Network 5713 119 555 68 Telkom SA Ltd 33776 116 6 3 Starcomms Nigeria Limited 29571 114 15 8 Ci Telecom Autonomous system
Complete listing at http://thyme.apnic.net/rviews/data-ASnet-AFRINIC
Global Per AS prefix count summary ----------------------------------
ASN No of nets /20 equiv MaxAgg Description 6389 4373 3433 341 bellsouth.net, inc. 4538 3361 3245 44 China Education and Research 6298 2173 335 633 Cox Communicatons 20115 1841 1460 737 Charter Communications 7303 1756 245 73 Telecom Argentina Stet-France 1785 1704 717 155 AppliedTheory Corporation 6478 1618 366 297 AT&T Worldnet Services 2386 1594 686 910 AT&T Data Communications Serv 4323 1591 1066 377 Time Warner Telecom 17488 1442 101 104 Hathway IP Over Cable Interne
Complete listing at http://thyme.apnic.net/rviews/data-ASnet
Global Per AS Maximum Aggr summary ----------------------------------
ASN No of nets Net Savings Description 4538 3361 3317 China Education and Research 7303 1756 1683 Telecom Argentina Stet-France 1785 1704 1549 AppliedTheory Corporation 6298 2173 1540 Cox Communicatons 17488 1442 1338 Hathway IP Over Cable Interne 6478 1618 1321 AT&T Worldnet Services 4323 1591 1214 Time Warner Telecom 11492 1219 1207 Cable One 8151 1395 1178 UniNet S.A. de C.V. 20115 1841 1104 Charter Communications
Complete listing at http://thyme.apnic.net/rviews/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 3549 Global Crossing 25639 UNALLOCATED 12.41.169.0/24 7018 AT&T WorldNet Servic
Complete listing at http://thyme.apnic.net/rviews/data-badAS
Prefixes from private and non-routed address space (Global) -----------------------------------------------------------
Prefix Origin AS Description 10.29.246.47/32 286 KPNQwest Backbone AS 10.29.246.48/32 286 KPNQwest Backbone AS 10.29.248.65/32 286 KPNQwest Backbone AS 10.29.248.71/32 286 KPNQwest Backbone AS 192.168.192.0/21 7497 Computer Network Information
Complete listing at http://thyme.apnic.net/rviews/data-dsua
Advertised Unallocated Addresses --------------------------------
Network Origin AS Description 24.75.116.0/22 10796 ServiceCo LLC - Road Runner 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 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
Complete listing at http://thyme.apnic.net/rviews/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 /10:19 /11:56 /12:162 /13:316 /14:558 /15:1091 /16:10283 /17:4528 /18:7761 /19:16585 /20:19893 /21:19343 /22:25234 /23:25608 /24:147230 /25:653 /26:730 /27:378 /28:806 /29:407 /30:175 /31:0 /32:248
Advertised prefixes smaller than registry allocations -----------------------------------------------------
ASN No of nets Total ann. Description 6389 2859 4373 bellsouth.net, inc. 6298 2147 2173 Cox Communicatons 4538 1803 3361 China Education and Research 1803 1308 1329 SPRINT 7303 1288 1756 Telecom Argentina Stet-France 2386 1273 1594 AT&T Data Communications Serv 17488 1232 1442 Hathway IP Over Cable Interne 11492 1194 1219 Cable One 1785 1164 1704 AppliedTheory Corporation 6478 1115 1618 AT&T Worldnet Services
Complete listing at http://thyme.apnic.net/rviews/data/sXXas-nos
Number of /24s announced per /8 block (Global) ----------------------------------------------
4:12 8:164 12:2229 13:2 15:21 16:3 17:5 20:36 24:1140 32:139 38:523 40:93 41:797 43:1 44:2 47:13 52:3 55:3 56:3 57:47 58:541 59:635 60:457 61:1067 62:1175 63:1938 64:3369 65:2432 66:3590 67:1382 68:852 69:2370 70:900 71:172 72:2112 73:7 74:1319 75:172 76:292 77:902 78:521 79:290 80:937 81:858 82:596 83:412 84:581 85:1054 86:506 87:668 88:347 89:1397 90:30 91:1729 92:326 93:1074 94:766 95:50 96:92 97:138 98:403 99:9 100:1 110:1 111:1 113:41 114:139 115:168 116:1083 117:423 118:270 119:557 120:108 121:710 122:896 123:454 124:854 125:1307 128:358 129:219 130:136 131:411 132:72 133:9 134:188 135:31 136:225 137:118 138:144 139:93 140:427 141:112 142:374 143:315 144:310 145:52 146:373 147:143 148:605 149:291 150:143 151:210 152:142 153:138 154:10 155:276 156:165 157:303 158:166 159:303 160:273 161:130 162:252 163:133 164:513 165:523 166:363 167:341 168:655 169:156 170:486 171:40 172:10 173:126 174:9 187:18 188:1 189:376 190:2714 192:5798 193:4246 194:3390 195:2703 196:1008 198:3690 199:3293 200:5876 201:1634 202:8137 203:8052 204:3932 205:2176 206:2308 207:2733 208:3783 209:3452 210:3051 211:1334 212:1565 213:1675 214:71 215:25 216:4443 217:1251 218:422 219:500 220:1105 221:469 222:410
End of report
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