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[bgp-stats] Routing Table Report - RouteViews-3 view
Routing Table Report 00:00 GMT Thu 11 Nov, 2010
NB: RouteViews data includes iBGP information from some ASNs. Treat the information provided below appropriately.
Report Website: http://thyme.rand.apnic.net Detailed Analysis: http://thyme.rand.apnic.net/rviews/
Analysis Summary ----------------
BGP routing table entries examined: 340625 Prefixes after maximum aggregation: 153354 Deaggregation factor: 2.22 Unique aggregates announced to Internet: 165133 Total ASes present in the Internet Routing Table: 35220 Prefixes per ASN: 9.67 Origin-only ASes present in the Internet Routing Table: 30427 Origin ASes announcing only one prefix: 14783 Transit ASes present in the Internet Routing Table: 4793 Transit-only ASes present in the Internet Routing Table: 111 Average AS path length visible in the Internet Routing Table: 3.9 Max AS path length visible: 25 Max AS path prepend of ASN (41664) 21 Prefixes from unregistered ASNs in the Routing Table: 356 Unregistered ASNs in the Routing Table: 149 Number of 32-bit ASNs allocated by the RIRs: 875 Prefixes from 32-bit ASNs in the Routing Table: 5 Special use prefixes present in the Routing Table: 67 Prefixes being announced from unallocated address space: 194 Number of addresses announced to Internet: 2298317960 Equivalent to 136 /8s, 253 /16s and 140 /24s Percentage of available address space announced: 62.0 Percentage of allocated address space announced: 65.6 Percentage of available address space allocated: 94.6 Percentage of address space in use by end-sites: 85.8 Total number of prefixes smaller than registry allocations: 140078
APNIC Region Analysis Summary -----------------------------
Prefixes being announced by APNIC Region ASes: 81349 Total APNIC prefixes after maximum aggregation: 27359 APNIC Deaggregation factor: 2.97 Prefixes being announced from the APNIC address blocks: 78348 Unique aggregates announced from the APNIC address blocks: 34784 APNIC Region origin ASes present in the Internet Routing Table: 4224 APNIC Prefixes per ASN: 18.55 APNIC Region origin ASes announcing only one prefix: 1194 APNIC Region transit ASes present in the Internet Routing Table: 654 Average APNIC Region AS path length visible: 4.3 Max APNIC Region AS path length visible: 19 Number of APNIC addresses announced to Internet: 562656194 Equivalent to 33 /8s, 137 /16s and 115 /24s Percentage of available APNIC address space announced: 76.2
APNIC AS Blocks 4608-4864, 7467-7722, 9216-10239, 17408-18431 (pre-ERX allocations) 23552-24575, 37888-38911, 45056-46079 55296-56319, 131072-132095 APNIC Address Blocks 1/8, 14/8, 27/8, 36/8, 42/8, 43/8, 49/8, 58/8, 59/8, 60/8, 61/8, 101/8, 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, 133/8, 175/8, 180/8, 182/8, 183/8, 202/8, 203/8, 210/8, 211/8, 218/8, 219/8, 220/8, 221/8, 222/8, 223/8,
ARIN Region Analysis Summary ----------------------------
Prefixes being announced by ARIN Region ASes: 138865 Total ARIN prefixes after maximum aggregation: 71548 ARIN Deaggregation factor: 1.94 Prefixes being announced from the ARIN address blocks: 109936 Unique aggregates announced from the ARIN address blocks: 43595 ARIN Region origin ASes present in the Internet Routing Table: 14009 ARIN Prefixes per ASN: 7.85 ARIN Region origin ASes announcing only one prefix: 5346 ARIN Region transit ASes present in the Internet Routing Table: 1464 Average ARIN Region AS path length visible: 3.6 Max ARIN Region AS path length visible: 23 Number of ARIN addresses announced to Internet: 740175385 Equivalent to 44 /8s, 30 /16s and 46 /24s Percentage of available ARIN address space announced: 63.0
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, 393216-394239 ARIN Address Blocks 3/8, 4/8, 6/8, 7/8, 8/8, 9/8, 11/8, 12/8, 13/8, 15/8, 16/8, 17/8, 18/8, 19/8, 20/8, 21/8, 22/8, 24/8, 26/8, 28/8, 29/8, 30/8, 32/8, 33/8, 34/8, 35/8, 38/8, 40/8, 44/8, 45/8, 47/8, 48/8, 50/8, 52/8, 54/8, 55/8, 56/8, 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, 107/8, 108/8, 173/8, 174/8, 184/8, 199/8, 204/8, 205/8, 206/8, 207/8, 208/8, 209/8, 214/8, 215/8, 216/8,
RIPE Region Analysis Summary ----------------------------
Prefixes being announced by RIPE Region ASes: 81215 Total RIPE prefixes after maximum aggregation: 45077 RIPE Deaggregation factor: 1.80 Prefixes being announced from the RIPE address blocks: 73934 Unique aggregates announced from the RIPE address blocks: 46409 RIPE Region origin ASes present in the Internet Routing Table: 15009 RIPE Prefixes per ASN: 4.93 RIPE Region origin ASes announcing only one prefix: 7683 RIPE Region transit ASes present in the Internet Routing Table: 2281 Average RIPE Region AS path length visible: 3.8 Max RIPE Region AS path length visible: 25 Number of RIPE addresses announced to Internet: 444239957 Equivalent to 26 /8s, 122 /16s and 144 /24s Percentage of available RIPE address space announced: 77.9
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, 196608-197631 RIPE Address Blocks 2/8, 25/8, 31/8, 46/8, 51/8, 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, 176/8, 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: 31344 Total LACNIC prefixes after maximum aggregation: 7359 LACNIC Deaggregation factor: 4.26 Prefixes being announced from the LACNIC address blocks: 30004 Unique aggregates announced from the LACNIC address blocks: 15273 LACNIC Region origin ASes present in the Internet Routing Table: 1387 LACNIC Prefixes per ASN: 21.63 LACNIC Region origin ASes announcing only one prefix: 431 LACNIC Region transit ASes present in the Internet Routing Table: 243 Average LACNIC Region AS path length visible: 4.4 Max LACNIC Region AS path length visible: 18 Number of LACNIC addresses announced to Internet: 76875720 Equivalent to 4 /8s, 149 /16s and 7 /24s Percentage of available LACNIC address space announced: 57.3
LACNIC AS Blocks 26592-26623, 27648-28671, 52224-53247, 262144-263167 plus ERX transfers LACNIC Address Blocks 177/8, 181/8, 186/8, 187/8, 189/8, 190/8, 200/8, 201/8,
AfriNIC Region Analysis Summary -------------------------------
Prefixes being announced by AfriNIC Region ASes: 7608 Total AfriNIC prefixes after maximum aggregation: 1889 AfriNIC Deaggregation factor: 4.03 Prefixes being announced from the AfriNIC address blocks: 5895 Unique aggregates announced from the AfriNIC address blocks: 1714 AfriNIC Region origin ASes present in the Internet Routing Table: 416 AfriNIC Prefixes per ASN: 14.17 AfriNIC Region origin ASes announcing only one prefix: 129 AfriNIC Region transit ASes present in the Internet Routing Table: 92 Average AfriNIC Region AS path length visible: 3.8 Max AfriNIC Region AS path length visible: 18 Number of AfriNIC addresses announced to Internet: 21483520 Equivalent to 1 /8s, 71 /16s and 208 /24s Percentage of available AfriNIC address space announced: 64.0
AfriNIC AS Blocks 36864-37887, 327680-328703 & 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 1716 9469 511 Korea Telecom (KIX) 7545 1427 299 77 TPG Internet Pty Ltd 4755 1384 387 159 Videsh Sanchar Nigam Ltd. Aut 17488 1360 156 121 Hathway IP Over Cable Interne 17974 1293 305 94 PT TELEKOMUNIKASI INDONESIA 24560 1056 309 168 Bharti Airtel Ltd. 9583 1029 75 488 Sify Limited 4808 952 1687 266 CNCGROUP IP network: China169 18101 899 116 135 Reliance Infocom Ltd Internet 9829 827 694 27 BSNL National Internet Backbo
Complete listing at http://thyme.rand.apnic.net/rviews/data-ASnet-APNIC
ARIN Region per AS prefix count summary ---------------------------------------
ASN No of nets /20 equiv MaxAgg Description 6389 3750 3922 276 bellsouth.net, inc. 4323 2661 1122 398 Time Warner Telecom 1785 1796 697 129 AppliedTheory Corporation 19262 1782 4832 281 Verizon Global Networks 20115 1550 1531 642 Charter Communications 7018 1413 5684 907 AT&T WorldNet Services 6478 1402 281 86 AT&T Worldnet Services 2386 1303 555 924 AT&T Data Communications Serv 11492 1255 233 72 Cable One 22773 1243 2859 62 Cox Communications, Inc.
Complete listing at http://thyme.rand.apnic.net/rviews/data-ASnet-ARIN
RIPE Region per AS prefix count summary ---------------------------------------
ASN No of nets /20 equiv MaxAgg Description 286 856 692 129 KPNQwest Backbone AS 9116 541 328 33 Goldenlines main autonomous s 3292 502 2028 391 TDC Tele Danmark 8866 436 133 25 Bulgarian Telecommunication C 702 404 1869 318 UUNET - Commercial IP service 8551 404 356 39 Bezeq International 34984 396 92 191 Tellcom Iletisim Hizmetleri 3301 378 1688 334 TeliaNet Sweden 3320 377 7332 330 Deutsche Telekom AG 30890 376 95 123 Evolva Telecom
Complete listing at http://thyme.rand.apnic.net/rviews/data-ASnet-RIPE
LACNIC Region per AS prefix count summary -----------------------------------------
ASN No of nets /20 equiv MaxAgg Description 6503 1961 277 366 AVANTEL, S.A. 8151 1343 2593 368 Uninet S.A. de C.V. 10620 1328 248 156 TVCABLE BOGOTA 28573 1178 928 84 Types of queries are: POCs, o 7303 830 441 107 Telecom Argentina Stet-France 14420 571 48 76 Types of queries are: POCs, o 22047 568 310 15 Types of queries are: POCs, o 3816 488 212 96 COLOMBIA TELECOMUNICACIONES S 7738 478 922 30 Telecomunicacoes da Bahia S.A 14117 453 32 29 Telefonica del Sur S.A.
Complete listing at http://thyme.rand.apnic.net/rviews/data-ASnet-LACNIC
AfriNIC Region per AS prefix count summary ------------------------------------------
ASN No of nets /20 equiv MaxAgg Description 8452 1069 445 10 TEDATA 24863 742 147 40 LINKdotNET AS number 36992 650 278 158 Etisalat MISR 3741 263 907 225 The Internet Solution 24835 204 78 10 RAYA Telecom - Egypt 6713 203 199 12 Itissalat Al-MAGHRIB 29571 202 19 11 Ci Telecom Autonomous system 2018 197 277 64 TENET-1 33776 195 12 14 Starcomms Nigeria Limited 16637 157 441 92 Johnnic e-Ventures
Complete listing at http://thyme.rand.apnic.net/rviews/data-ASnet-AFRINIC
Global Per AS prefix count summary ----------------------------------
ASN No of nets /20 equiv MaxAgg Description 6389 3750 3922 276 bellsouth.net, inc. 4323 2661 1122 398 Time Warner Telecom 6503 1961 277 366 AVANTEL, S.A. 1785 1796 697 129 AppliedTheory Corporation 19262 1782 4832 281 Verizon Global Networks 4766 1716 9469 511 Korea Telecom (KIX) 20115 1550 1531 642 Charter Communications 7545 1427 299 77 TPG Internet Pty Ltd 7018 1413 5684 907 AT&T WorldNet Services 6478 1402 281 86 AT&T Worldnet Services
Complete listing at http://thyme.rand.apnic.net/rviews/data-ASnet
Global Per AS Maximum Aggr summary ----------------------------------
ASN No of nets Net Savings Description 4323 2661 2263 Time Warner Telecom 1785 1796 1667 AppliedTheory Corporation 6503 1961 1595 AVANTEL, S.A. 19262 1782 1501 Verizon Global Networks 7545 1427 1350 TPG Internet Pty Ltd 6478 1402 1316 AT&T Worldnet Services 17488 1360 1239 Hathway IP Over Cable Interne 4755 1384 1225 Videsh Sanchar Nigam Ltd. Aut 4766 1716 1205 Korea Telecom (KIX) 17974 1293 1199 PT TELEKOMUNIKASI INDONESIA
Complete listing at http://thyme.rand.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 4323 Time Warner Telecom 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 12.39.155.0/24 7018 AT&T WorldNet Servic 26973 UNALLOCATED 12.39.159.0/24 7018 AT&T WorldNet Servic 25639 UNALLOCATED 12.41.169.0/24 7018 AT&T WorldNet Servic
Complete listing at http://thyme.rand.apnic.net/rviews/data-badAS
Prefixes from private and non-routed address space (Global) -----------------------------------------------------------
Prefix Origin AS Description 10.29.245.1/32 286 KPNQwest Backbone AS 10.29.245.2/32 286 KPNQwest Backbone AS 10.29.245.15/32 286 KPNQwest Backbone AS 10.29.245.25/32 286 KPNQwest Backbone AS 10.29.245.26/32 286 KPNQwest Backbone AS 10.29.245.27/32 286 KPNQwest Backbone AS 10.29.245.28/32 286 KPNQwest Backbone AS 10.29.245.29/32 286 KPNQwest Backbone AS 10.29.245.30/32 286 KPNQwest Backbone AS 10.29.245.50/32 286 KPNQwest Backbone AS
Complete listing at http://thyme.rand.apnic.net/rviews/data-dsua
Advertised Unallocated Addresses --------------------------------
Network Origin AS Description 31.0.0.0/16 12654 RIPE NCC RIS Project 31.1.0.0/21 12654 RIPE NCC RIS Project 31.1.24.0/24 12654 RIPE NCC RIS Project 36.126.8.255/8 77 Johns Hopkins University Appl 41.222.79.0/24 36938 Amsco Telecommunications Nige 41.223.92.0/22 36936 >>UNKNOWN<< 46.19.56.0/21 47777 wusys GmbH 46.19.64.0/21 41070 JSC Artemovskoye Interaktivno 46.185.0.0/17 15895 Kyivstar GSM 62.61.220.0/24 24974 Tachyon Europe BV - Wireless
Complete listing at http://thyme.rand.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 /8:20 /9:10 /10:25 /11:69 /12:207 /13:422 /14:747 /15:1353 /16:11428 /17:5683 /18:9475 /19:18915 /20:24388 /21:24228 /22:31897 /23:30884 /24:177950 /25:385 /26:412 /27:207 /28:373 /29:296 /30:650 /31:14 /32:587
Advertised prefixes smaller than registry allocations -----------------------------------------------------
ASN No of nets Total ann. Description 6389 2314 3750 bellsouth.net, inc. 6503 1711 1961 AVANTEL, S.A. 4323 1431 2661 Time Warner Telecom 6478 1363 1402 AT&T Worldnet Services 10620 1220 1328 TVCABLE BOGOTA 11492 1212 1255 Cable One 1785 1074 1796 AppliedTheory Corporation 18566 1073 1092 Covad Communications 7011 1058 1159 Citizens Utilities 8452 967 1069 TEDATA
Complete listing at http://thyme.rand.apnic.net/rviews/data-sXXas-nos
Number of /24s announced per /8 block (Global) ----------------------------------------------
1:100 2:29 4:17 8:316 12:2011 13:8 14:57 15:18 16:3 17:8 20:9 24:1432 27:443 31:1 32:146 33:9 34:2 38:716 40:101 41:2598 44:3 46:257 47:10 49:12 50:6 52:12 55:7 56:2 57:41 58:848 59:503 60:496 61:1138 62:1027 63:1962 64:3754 65:2330 66:4102 67:1858 68:1128 69:2907 70:750 71:377 72:1978 73:2 74:2327 75:296 76:326 77:869 78:677 79:439 80:1079 81:806 82:529 83:475 84:699 85:1041 86:487 87:731 88:342 89:1582 90:116 91:3182 92:452 93:1013 94:1140 95:709 96:401 97:226 98:637 99:33 101:3 107:1 108:64 109:777 110:416 111:648 112:314 113:316 114:475 115:616 116:1120 117:662 118:568 119:997 120:163 121:712 122:1609 123:980 124:1256 125:1272 128:231 129:154 130:167 131:552 132:246 133:20 134:208 135:46 136:210 137:142 138:283 139:128 140:477 141:197 142:349 143:360 144:501 145:56 146:429 147:180 148:671 149:322 150:146 151:232 152:290 153:174 154:3 155:364 156:166 157:338 158:114 159:366 160:314 161:198 162:276 163:166 164:430 165:349 166:468 167:428 168:700 169:155 170:718 171:63 172:2 173:1100 174:409 175:244 176:1 178:615 180:688 182:254 183:243 184:181 186:781 187:827 188:891 189:1566 190:4198 192:5806 193:4815 194:3519 195:3015 196:1212 198:3546 199:3639 200:5496 201:1646 202:8375 203:8314 204:4041 205:2338 206:2584 207:3028 208:3897 209:3463 210:2564 211:1315 212:1883 213:1777 214:684 215:66 216:4787 217:1595 218:552 219:401 220:1228 221:423 222:366 223:71
End of report
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