[lacnog] Weekly Routing Table Report
Arturo Servin
aservin en lacnic.net
Vie Mar 18 15:58:04 BRT 2011
Bad and naughty:
http://thyme.rand.apnic.net/current/data-badpfx-nos
Who should read this report more frequently:
http://thyme.rand.apnic.net/current/data-CIDRnet-pc-LACNIC
http://thyme.rand.apnic.net/current/data-CIDRnet-LACNIC
Naughty and … evil?
http://thyme.rand.apnic.net/current/data-add-IANA
http://thyme.rand.apnic.net/current/data-badAS
-as
On 18 Mar 2011, at 15:38, Routing Analysis Role Account wrote:
> This is an automated weekly mailing describing the state of the Internet
> Routing Table as seen from APNIC's router in Japan.
>
> The posting is sent to APOPS, NANOG, AfNOG, AusNOG, SANOG, PacNOG, LacNOG,
> CaribNOG and the RIPE Routing Working Group.
>
> Daily listings are sent to bgp-stats en lists.apnic.net
>
> For historical data, please see http://thyme.rand.apnic.net.
>
> If you have any comments please contact Philip Smith <pfs en cisco.com>.
>
> Routing Table Report 04:00 +10GMT Sat 19 Mar, 2011
>
> Report Website: http://thyme.rand.apnic.net
> Detailed Analysis: http://thyme.rand.apnic.net/current/
>
> Analysis Summary
> ----------------
>
> BGP routing table entries examined: 350396
> Prefixes after maximum aggregation: 158064
> Deaggregation factor: 2.22
> Unique aggregates announced to Internet: 173325
> Total ASes present in the Internet Routing Table: 36104
> Prefixes per ASN: 9.71
> Origin-only ASes present in the Internet Routing Table: 31128
> Origin ASes announcing only one prefix: 14967
> Transit ASes present in the Internet Routing Table: 4976
> Transit-only ASes present in the Internet Routing Table: 126
> Average AS path length visible in the Internet Routing Table: 4.3
> Max AS path length visible: 31
> Max AS path prepend of ASN (36992) 29
> Prefixes from unregistered ASNs in the Routing Table: 419
> Unregistered ASNs in the Routing Table: 197
> Number of 32-bit ASNs allocated by the RIRs: 1207
> Prefixes from 32-bit ASNs in the Routing Table: 1
> Special use prefixes present in the Routing Table: 0
> Prefixes being announced from unallocated address space: 195
> Number of addresses announced to Internet: 2389006912
> Equivalent to 142 /8s, 101 /16s and 90 /24s
> Percentage of available address space announced: 64.5
> Percentage of allocated address space announced: 64.5
> Percentage of available address space allocated: 100.0
> Percentage of address space in use by end-sites: 89.5
> Total number of prefixes smaller than registry allocations: 145036
>
> APNIC Region Analysis Summary
> -----------------------------
>
> Prefixes being announced by APNIC Region ASes: 87454
> Total APNIC prefixes after maximum aggregation: 29725
> APNIC Deaggregation factor: 2.94
> Prefixes being announced from the APNIC address blocks: 84332
> Unique aggregates announced from the APNIC address blocks: 36512
> APNIC Region origin ASes present in the Internet Routing Table: 4355
> APNIC Prefixes per ASN: 19.36
> APNIC Region origin ASes announcing only one prefix: 1209
> APNIC Region transit ASes present in the Internet Routing Table: 688
> Average APNIC Region AS path length visible: 4.4
> Max APNIC Region AS path length visible: 20
> Number of APNIC addresses announced to Internet: 599437120
> Equivalent to 35 /8s, 186 /16s and 175 /24s
> Percentage of available APNIC address space announced: 76.0
>
> 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, 39/8, 42/8, 43/8,
> 49/8, 58/8, 59/8, 60/8, 61/8, 101/8, 103/8,
> 106/8, 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: 140255
> Total ARIN prefixes after maximum aggregation: 71845
> ARIN Deaggregation factor: 1.95
> Prefixes being announced from the ARIN address blocks: 110784
> Unique aggregates announced from the ARIN address blocks: 45089
> ARIN Region origin ASes present in the Internet Routing Table: 14268
> ARIN Prefixes per ASN: 7.76
> ARIN Region origin ASes announcing only one prefix: 5424
> ARIN Region transit ASes present in the Internet Routing Table: 1481
> Average ARIN Region AS path length visible: 4.0
> Max ARIN Region AS path length visible: 23
> Number of ARIN addresses announced to Internet: 796960256
> Equivalent to 47 /8s, 128 /16s and 166 /24s
> Percentage of available ARIN address space announced: 63.3
>
> 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, 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, 23/8, 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,
> 53/8, 54/8, 55/8, 56/8, 57/8, 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, 100/8, 104/8, 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: 82861
> Total RIPE prefixes after maximum aggregation: 47241
> RIPE Deaggregation factor: 1.75
> Prefixes being announced from the RIPE address blocks: 76228
> Unique aggregates announced from the RIPE address blocks: 49953
> RIPE Region origin ASes present in the Internet Routing Table: 15431
> RIPE Prefixes per ASN: 4.94
> RIPE Region origin ASes announcing only one prefix: 7778
> RIPE Region transit ASes present in the Internet Routing Table: 2398
> Average RIPE Region AS path length visible: 4.6
> Max RIPE Region AS path length visible: 30
> Number of RIPE addresses announced to Internet: 465167872
> Equivalent to 27 /8s, 185 /16s and 230 /24s
> Percentage of available RIPE address space announced: 74.9
>
> 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, 56320-58367
> 196608-198655
> RIPE Address Blocks 2/8, 5/8, 25/8, 31/8, 37/8, 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, 185/8, 193/8, 194/8, 195/8, 212/8,
> 213/8, 217/8,
>
> LACNIC Region Analysis Summary
> ------------------------------
>
> Prefixes being announced by LACNIC Region ASes: 32138
> Total LACNIC prefixes after maximum aggregation: 7344
> LACNIC Deaggregation factor: 4.38
> Prefixes being announced from the LACNIC address blocks: 31063
> Unique aggregates announced from the LACNIC address blocks: 16158
> LACNIC Region origin ASes present in the Internet Routing Table: 1433
> LACNIC Prefixes per ASN: 21.68
> LACNIC Region origin ASes announcing only one prefix: 428
> LACNIC Region transit ASes present in the Internet Routing Table: 261
> Average LACNIC Region AS path length visible: 4.4
> Max LACNIC Region AS path length visible: 18
> Number of LACNIC addresses announced to Internet: 81506688
> Equivalent to 4 /8s, 219 /16s and 177 /24s
> Percentage of available LACNIC address space announced: 54.0
>
> LACNIC AS Blocks 26592-26623, 27648-28671, 52224-53247,
> 262144-263167 plus ERX transfers
> LACNIC Address Blocks 177/8, 179/8, 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: 7476
> Total AfriNIC prefixes after maximum aggregation: 1806
> AfriNIC Deaggregation factor: 4.14
> Prefixes being announced from the AfriNIC address blocks: 5882
> Unique aggregates announced from the AfriNIC address blocks: 1800
> AfriNIC Region origin ASes present in the Internet Routing Table: 434
> AfriNIC Prefixes per ASN: 13.55
> AfriNIC Region origin ASes announcing only one prefix: 127
> AfriNIC Region transit ASes present in the Internet Routing Table: 93
> Average AfriNIC Region AS path length visible: 5.4
> Max AfriNIC Region AS path length visible: 31
> Number of AfriNIC addresses announced to Internet: 22062080
> Equivalent to 1 /8s, 80 /16s and 164 /24s
> Percentage of available AfriNIC address space announced: 32.9
>
> AfriNIC AS Blocks 36864-37887, 327680-328703 & ERX transfers
> AfriNIC Address Blocks 41/8, 102/8, 105/8, 197/8,
>
> APNIC Region per AS prefix count summary
> ----------------------------------------
>
> ASN No of nets /20 equiv MaxAgg Description
> 4766 2426 9508 896 Korea Telecom (KIX)
> 7545 1569 301 84 TPG Internet Pty Ltd
> 4755 1476 653 158 TATA Communications formerly
> 17974 1443 480 34 PT TELEKOMUNIKASI INDONESIA
> 24560 1134 324 187 Bharti Airtel Ltd., Telemedia
> 9583 1047 77 490 Sify Limited
> 4808 1046 2142 294 CNCGROUP IP network: China169
> 9829 1004 868 53 BSNL National Internet Backbo
> 18101 939 117 143 Reliance Infocom Ltd Internet
> 17488 936 162 96 Hathway IP Over Cable Interne
>
> Complete listing at http://thyme.rand.apnic.net/current/data-ASnet-APNIC
>
> ARIN Region per AS prefix count summary
> ---------------------------------------
>
> ASN No of nets /20 equiv MaxAgg Description
> 6389 3675 3839 259 bellsouth.net, inc.
> 4323 2569 1093 402 Time Warner Telecom
> 1785 1792 681 131 PaeTec Communications, Inc.
> 18566 1606 331 194 Covad Communications
> 6478 1551 300 76 AT&T Worldnet Services
> 20115 1527 1536 645 Charter Communications
> 19262 1488 4939 299 Verizon Global Networks
> 7018 1368 6835 887 AT&T WorldNet Services
> 11492 1314 236 64 Cable One
> 2386 1289 536 929 AT&T Data Communications Serv
>
> Complete listing at http://thyme.rand.apnic.net/current/data-ASnet-ARIN
>
> RIPE Region per AS prefix count summary
> ---------------------------------------
>
> ASN No of nets /20 equiv MaxAgg Description
> 6830 515 1780 318 UPC Distribution Services
> 9198 472 267 15 Kazakhtelecom Data Network Ad
> 34984 455 95 203 BILISIM TELEKOM
> 3292 453 2013 391 TDC Tele Danmark
> 8866 443 133 24 Bulgarian Telecommunication C
> 20940 411 98 314 Akamai Technologies European
> 3320 406 7604 354 Deutsche Telekom AG
> 8551 403 353 46 Bezeq International
> 12479 403 577 6 Uni2 Autonomous System
> 8402 398 320 11 Corbina telecom
>
> Complete listing at http://thyme.rand.apnic.net/current/data-ASnet-RIPE
>
> LACNIC Region per AS prefix count summary
> -----------------------------------------
>
> ASN No of nets /20 equiv MaxAgg Description
> 10620 1392 259 163 TVCABLE BOGOTA
> 28573 1243 965 82 NET Servicos de Comunicao S.A
> 8151 1238 2702 368 UniNet S.A. de C.V.
> 6503 1175 354 73 AVANTEL, S.A.
> 7303 923 464 147 Telecom Argentina Stet-France
> 14420 639 52 91 CORPORACION NACIONAL DE TELEC
> 22047 543 310 15 VTR PUNTO NET S.A.
> 3816 513 225 97 Empresa Nacional de Telecomun
> 13489 491 213 106 Orbitel S.A. E.S.P.
> 11172 487 99 81 Servicios Alestra S.A de C.V
>
> Complete listing at http://thyme.rand.apnic.net/current/data-ASnet-LACNIC
>
> AfriNIC Region per AS prefix count summary
> ------------------------------------------
>
> ASN No of nets /20 equiv MaxAgg Description
> 8452 791 445 11 TEDATA
> 24863 773 147 39 LINKdotNET AS number
> 15475 420 90 8 Nile Online
> 36992 297 271 14 Etisalat MISR
> 3741 266 987 228 The Internet Solution
> 33776 230 13 5 Starcomms Nigeria Limited
> 24835 220 78 10 RAYA Telecom - Egypt
> 6713 207 199 11 Itissalat Al-MAGHRIB
> 29571 192 17 11 Ci Telecom Autonomous system
> 16637 147 439 87 MTN Network Solutions
>
> Complete listing at http://thyme.rand.apnic.net/current/data-ASnet-AFRINIC
>
> Global Per AS prefix count summary
> ----------------------------------
>
> ASN No of nets /20 equiv MaxAgg Description
> 6389 3675 3839 259 bellsouth.net, inc.
> 4323 2569 1093 402 Time Warner Telecom
> 4766 2426 9508 896 Korea Telecom (KIX)
> 1785 1792 681 131 PaeTec Communications, Inc.
> 18566 1606 331 194 Covad Communications
> 7545 1569 301 84 TPG Internet Pty Ltd
> 6478 1551 300 76 AT&T Worldnet Services
> 20115 1527 1536 645 Charter Communications
> 19262 1488 4939 299 Verizon Global Networks
> 4755 1476 653 158 TATA Communications formerly
>
> Complete listing at http://thyme.rand.apnic.net/current/data-ASnet
>
> Global Per AS Maximum Aggr summary
> ----------------------------------
>
> ASN No of nets Net Savings Description
> 4323 2569 2167 Time Warner Telecom
> 1785 1792 1661 PaeTec Communications, Inc.
> 4766 2426 1530 Korea Telecom (KIX)
> 7545 1569 1485 TPG Internet Pty Ltd
> 6478 1551 1475 AT&T Worldnet Services
> 18566 1606 1412 Covad Communications
> 17974 1443 1409 PT TELEKOMUNIKASI INDONESIA
> 4755 1476 1318 TATA Communications formerly
> 11492 1314 1250 Cable One
> 10620 1392 1229 TVCABLE BOGOTA
>
> Complete listing at http://thyme.rand.apnic.net/current/data-CIDRnet
>
> List of Unregistered Origin ASNs (Global)
> -----------------------------------------
>
> Bad AS Designation Network Transit AS Description
> 15132 UNALLOCATED 12.9.150.0/24 7018 AT&T WorldNet Servic
> 32567 UNALLOCATED 12.14.170.0/24 4323 Time Warner Telecom
> 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
> 13317 UNALLOCATED 12.44.10.0/24 7018 AT&T WorldNet Servic
>
> Complete listing at http://thyme.rand.apnic.net/current/data-badAS
>
> Advertised Unallocated Addresses
> --------------------------------
>
> Network Origin AS Description
> 24.225.128.0/18 36377 Comcast Telecommunications, I
> 24.225.192.0/23 36377 Comcast Telecommunications, I
> 24.225.192.0/18 36377 Comcast Telecommunications, I
> 24.225.224.0/21 36377 Comcast Telecommunications, I
> 24.225.237.0/24 36377 Comcast Telecommunications, I
> 24.225.248.0/21 36377 Comcast Telecommunications, I
> 31.31.96.0/19 6876 TeNeT Autonomous System
> 31.31.160.0/21 50168 Bogal AB
> 41.57.192.0/18 22750 BCSNET
> 41.222.79.0/24 36938 >>UNKNOWN<<
>
> Complete listing at http://thyme.rand.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 /9:11 /10:26 /11:74 /12:217
> /13:447 /14:767 /15:1373 /16:11566 /17:5690 /18:9398
> /19:19019 /20:24711 /21:25164 /22:33584 /23:32079 /24:183044
> /25:1126 /26:1302 /27:722 /28:40 /29:9 /30:2
> /31:0 /32:6
>
> Advertised prefixes smaller than registry allocations
> -----------------------------------------------------
>
> ASN No of nets Total ann. Description
> 6389 2268 3675 bellsouth.net, inc.
> 18566 1585 1606 Covad Communications
> 6478 1505 1551 AT&T Worldnet Services
> 4323 1380 2569 Time Warner Telecom
> 10620 1283 1392 TVCABLE BOGOTA
> 11492 1271 1314 Cable One
> 7011 1062 1162 Citizens Utilities
> 1785 1057 1792 PaeTec Communications, Inc.
> 6503 955 1175 AVANTEL, S.A.
> 22773 835 1287 Cox Communications, Inc.
>
> Complete listing at http://thyme.rand.apnic.net/current/data-sXXas-nos
>
> Number of /24s announced per /8 block (Global)
> ----------------------------------------------
>
> 1:272 2:61 4:14 5:1 8:342 12:2021
> 13:1 14:422 15:15 16:3 17:8 20:10
> 23:3 24:1558 27:654 31:2 32:60 33:3
> 34:2 37:1 38:714 39:1 40:101 41:2279
> 44:3 46:731 47:4 49:162 50:109 52:13
> 55:3 56:2 57:32 58:866 59:492 60:386
> 61:1149 62:997 63:1926 64:3873 65:2353 66:4367
> 67:1771 68:1076 69:2905 70:698 71:359 72:1935
> 73:1 74:2325 75:284 76:343 77:844 78:697
> 79:453 80:1091 81:817 82:515 83:466 84:645
> 85:1042 86:554 87:756 88:353 89:1565 90:174
> 91:3642 92:504 93:1042 94:1226 95:782 96:448
> 97:251 98:799 99:34 101:49 106:1 107:4
> 108:72 109:908 110:520 111:715 112:320 113:374
> 114:504 115:713 116:968 117:674 118:723 119:1077
> 120:257 121:767 122:1609 123:1042 124:1300 125:1248
> 128:265 129:170 130:172 131:551 132:100 133:20
> 134:215 135:49 136:212 137:145 138:299 139:113
> 140:479 141:173 142:377 143:382 144:473 145:52
> 146:436 147:208 148:615 149:275 150:161 151:187
> 152:298 153:180 154:3 155:375 156:185 157:348
> 158:127 159:372 160:313 161:212 162:278 163:164
> 164:489 165:351 166:499 167:411 168:722 169:156
> 170:761 171:69 172:2 173:1250 174:522 175:333
> 177:43 178:810 180:791 181:4 182:398 183:245
> 184:228 185:1 186:1056 187:865 188:914 189:1031
> 190:4750 192:5768 193:4792 194:3494 195:2945 196:1178
> 197:15 198:3566 199:3873 200:5523 201:1586 202:8392
> 203:8467 204:4111 205:2310 206:2642 207:3025 208:3902
> 209:3486 210:2676 211:1352 212:1947 213:1702 214:756
> 215:66 216:4861 217:1647 218:550 219:381 220:1195
> 221:472 222:321 223:100
>
> End of report
> _______________________________________________
> LACNOG mailing list
> LACNOG en lacnic.net
> https://mail.lacnic.net/mailman/listinfo/lacnog
------------ próxima parte ------------
Se ha borrado un adjunto en formato HTML...
URL: <https://mail.lacnic.net/pipermail/lacnog/attachments/20110318/9a1fecfb/attachment.html>
Más información sobre la lista de distribución LACNOG