RIS Statistics Report (20080505-20080512)
This report was generated at Mon May 12 00:15:01 UTC 2008. It analyses the BGP
Routing Tables which are collected by RIS Remote Collectors at different locations
around the world. Check http://www.ris.ripe.net/weekly-report/ for more info.
o Prefix Distribution
RIS rrc00 rrc01 rrc02 rrc03 rrc04 rrc05 rrc06 rrc07 rrc10 rrc11 rrc12 rrc13 rrc14 rrc15 rrc16
APNIC 63846 63291 55844 55929 61788 57903 56774 56548 56076 55117 56797 57582 56121 56708 56115 60813
ARIN 94467 90969 89417 88497 89081 90097 89823 87719 89594 89353 90548 92704 91492 88546 91138 88202
LACNIC 21139 18524 18203 18331 18459 18415 18313 18394 18369 18319 18328 18556 18501 18255 20944 18285
RIPE NCC 74647 55138 54384 58329 59767 54389 53885 53140 60862 54065 53962 55202 54555 53411 53477 53575
AfriNIC 1262 1256 1259 1259 1259 1259 1259 1259 1259 1259 1258 1260 1259 1241 1259 1253
Old 45976 44146 42576 43496 43360 43738 41854 41688 41165 42616 41212 43575 43502 41837 43484 43343
IANA 44 2 1 42 2 1 1 1 2 1 1 2 2 0 2 0
RFC1918 427 0 29 1 390 4 0 0 0 4 1 25 0 1 7 0
OTHER 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0
TOTAL 301808 273326 261713 265884 274106 265806 261909 258749 267327 260734 262107 268906 265432 259999 266426 265471
AS number distributions wrt RIR and single-homed/multi-homed.
o ASes per RIR region
RIS rrc00 rrc01 rrc02 rrc03 rrc04 rrc05 rrc06 rrc07 rrc10 rrc11 rrc12 rrc13 rrc14 rrc15 rrc16
ARIN 13349 13326 13241 13298 13324 13307 13306 13218 13229 13226 13230 13325 13299 13291 13296 13182
APNIC 3256 3246 3201 3201 3233 3221 3210 3197 3203 3186 3209 3238 3195 3227 3198 3195
RIPE NCC 11412 11381 11359 11349 11374 11358 11358 11318 11361 11352 11360 11383 11366 11335 11329 11323
LACNIC 464 461 457 461 462 461 462 460 457 456 457 462 462 461 463 456
AFRINIC 103 103 102 102 102 101 101 101 101 101 102 102 102 102 102 101
IANA 2 1 1 1 1 1 1 1 1 1 1 2 1 1 1 1
Private 77 42 36 30 48 32 28 13 30 24 26 45 37 18 21 16
Others 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0
Total 28664 28560 28398 28442 28544 28481 28466 28308 28382 28346 28386 28557 28462 28435 28410 28274
o Number of single-homed ASes.
RIS rrc00 rrc01 rrc02 rrc03 rrc04 rrc05 rrc06 rrc07 rrc10 rrc11 rrc12 rrc13 rrc14 rrc15 rrc16
ARIN 4005 4724 4833 5044 4654 5356 5450 7939 5470 5949 5036 4413 5207 5067 5665 8179
APNIC 797 951 1029 1194 975 1194 1106 1574 1165 1212 1057 937 1087 1122 1269 1771
RIPE NCC 3460 4180 4102 4575 3957 4748 4310 6907 4469 4777 4780 3993 4179 4898 5321 6782
LACNIC 180 221 215 220 202 216 227 267 216 235 220 199 218 240 209 252
AFRINIC 42 46 45 47 45 45 45 52 45 48 49 42 45 51 48 59
IANA 2 1 1 1 1 1 1 1 1 1 1 2 1 1 1 1
Private 58 31 29 22 36 21 20 9 22 19 20 36 27 15 14 13
Others 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0
Total 8544 10154 10254 11103 9870 11581 11159 16749 11388 12241 11163 9622 10764 11394 12527 17057
o Number of multi-homed ASes.
RIS rrc00 rrc01 rrc02 rrc03 rrc04 rrc05 rrc06 rrc07 rrc10 rrc11 rrc12 rrc13 rrc14 rrc15 rrc16
ARIN 9344 8602 8408 8254 8670 7951 7856 5279 7759 7277 8194 8912 8092 8224 7631 5003
APNIC 2459 2295 2172 2007 2258 2027 2104 1623 2038 1974 2152 2301 2108 2105 1929 1424
RIPE NCC 7952 7201 7257 6774 7417 6610 7048 4411 6892 6575 6580 7390 7187 6437 6008 4541
LACNIC 284 240 242 241 260 245 235 193 241 221 237 263 244 221 254 204
AFRINIC 61 57 57 55 57 56 56 49 56 53 53 60 57 51 54 42
IANA 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0
Private 19 11 7 8 12 11 8 4 8 5 6 9 10 3 7 3
Others 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0
Total 20120 18406 18144 17339 18674 16900 17307 11559 16994 16105 17223 18935 17698 17041 15883 11217
IANA : AS64351 AS64241
Number of 4-byte ASes: 15.
Distribution of AS number wrt Leaf, Transit.
RIS rrc00 rrc01 rrc02 rrc03 rrc04 rrc05 rrc06 rrc07 rrc10 rrc11 rrc12 rrc13 rrc14 rrc15 rrc16
Leaf 23892 24048 23949 24033 23980 24106 23989 24346 23998 24036 24029 23974 24023 24112 24159 24441
Transit 4651 4399 4328 4296 4441 4270 4361 3863 4260 4193 4230 4462 4324 4221 4150 3752
Transit-only 134 121 130 120 132 114 124 104 129 122 134 132 122 107 108 83
Total 28677 28568 28407 28449 28553 28490 28474 28313 28387 28351 28393 28568 28469 28440 28417 28276
o Average ASPATH length.
RIS rrc00 rrc01 rrc02 rrc03 rrc04 rrc05 rrc06 rrc07 rrc10 rrc11 rrc12 rrc13 rrc14 rrc15 rrc16
Avg 5.98 6.17 5.44 5.74 5.73 5.99 5.83 5.37 5.91 6.29 5.43 5.87 6.42 4.60 6.48 4.97
Std 2.44 2.49 2.38 2.25 2.49 2.29 2.51 2.16 2.50 2.43 2.34 2.53 2.41 1.93 2.38 1.62
o List of martians appearing throughout the week.
Prefix Origin AS
10.0.0.0/30 6774
10.0.22.0/24 39912
10.1.1.0/24 6774
10.10.10.0/24 6774
10.20.0.0/20 39912
10.20.30.0/30 8342
10.74.1.0/24 6774
10.100.100.100/30 6067
10.128.18.0/23 34245
10.128.22.0/23 34245
10.193.3.0/24 34245
10.193.12.128/28 34245
10.193.14.32/27 34245
10.193.14.64/27 34245
10.193.14.96/27 34245
10.193.14.192/28 34245
10.203.1.0/24 6774
10.203.10.0/24 6774
10.205.252.0/24 34245
10.205.255.0/27 34245
10.205.255.32/27 34245
10.216.0.0/15 34245
10.216.2.0/23 34245
10.216.4.0/23 34245
10.216.6.0/23 34245
10.216.8.0/23 34245
10.216.10.0/23 34245
10.221.3.114/32 1267
10.221.3.115/32 1267
10.252.0.0/16 6774
172.16.0.0/12 7539
172.16.15.0/24 6774
172.17.1.0/24 6774
172.17.160.0/19 10796
172.17.161.0/24 10796
172.17.176.0/24 10796
172.17.177.0/24 10796
172.18.15.0/24 6774
172.18.255.0/30 6774
172.19.26.96/30 6774
172.19.26.100/30 6774
172.21.65.215/32 6774
172.21.66.180/32 6774
172.21.66.181/32 6774
172.21.66.230/32 6774
172.21.66.250/32 6774
172.21.68.200/32 6774
172.21.68.205/32 6774
172.21.71.253/32 6774
172.21.74.65/32 6774
172.21.90.110/32 6774
172.21.91.132/32 6774
172.21.91.136/32 6774
172.21.92.205/32 6774
172.22.96.0/30 6774
172.22.96.32/30 6774
172.22.96.40/30 6774
172.22.96.80/30 6774
172.22.96.88/30 6774
172.22.96.92/30 6774
172.22.96.112/30 6774
172.22.96.132/30 6774
172.22.97.148/30 6774
172.22.98.104/30 6774
172.22.98.116/30 6774
172.22.98.136/30 6774
172.22.98.152/30 6774
172.22.98.244/30 6774
172.22.98.252/30 6774
172.22.99.32/30 6774
172.22.99.36/30 6774
172.22.99.48/30 6774
172.22.99.156/30 6774
172.22.99.228/30 6774
172.22.99.236/30 6774
172.22.99.240/30 6774
172.22.99.244/30 6774
172.22.100.40/30 6774
172.22.100.44/30 6774
172.22.100.56/30 6774
172.22.100.220/30 6774
172.22.100.248/30 6774
172.22.101.0/30 6774
172.22.101.40/30 6774
172.22.101.136/30 6774
172.22.101.140/30 6774
172.22.101.204/30 6774
172.22.101.212/30 6774
172.22.102.12/30 6774
172.22.102.24/30 6774
172.22.102.64/30 6774
172.22.102.128/30 6774
172.22.102.144/30 6774
172.22.102.148/30 6774
172.22.102.212/30 6774
172.22.102.232/30 6774
172.22.103.12/30 6774
172.22.103.28/30 6774
172.22.103.176/30 6774
172.22.103.188/30 6774
172.22.103.200/30 6774
172.22.103.236/30 6774
172.22.103.244/30 6774
172.22.104.4/30 6774
172.22.104.24/30 6774
172.22.104.236/30 6774
172.22.104.244/30 6774
172.22.104.248/30 6774
172.22.105.0/30 6774
172.22.105.124/30 6774
172.22.105.128/30 6774
172.22.105.204/30 6774
172.22.105.220/30 6774
172.22.105.236/30 6774
172.22.105.244/30 6774
172.22.106.48/30 6774
172.22.106.64/30 6774
172.22.106.120/30 6774
172.22.106.124/30 6774
172.22.106.164/30 6774
172.22.106.176/30 6774
172.22.106.180/30 6774
172.22.107.60/30 6774
172.22.107.188/30 6774
172.22.107.208/30 6774
172.22.107.228/30 6774
172.22.108.24/30 6774
172.22.108.28/30 6774
172.22.108.48/30 6774
172.22.108.68/30 6774
172.22.108.116/30 6774
172.22.108.124/30 6774
172.22.108.148/30 6774
172.22.108.152/30 6774
172.22.109.28/30 6774
172.22.109.88/30 6774
172.22.109.100/30 6774
172.22.109.132/30 6774
172.22.109.148/30 6774
172.22.109.164/30 6774
172.22.109.168/30 6774
172.22.109.172/30 6774
172.22.109.188/30 6774
172.22.109.240/30 6774
172.22.110.24/30 6774
172.22.110.96/30 6774
172.22.110.108/30 6774
172.22.110.116/30 6774
172.22.110.136/30 6774
172.22.110.164/30 6774
172.22.110.192/30 6774
172.22.111.4/30 6774
172.22.111.16/30 6774
172.22.111.40/30 6774
172.22.111.56/30 6774
172.22.111.60/30 6774
172.22.111.92/30 6774
172.22.111.96/30 6774
172.22.111.116/30 6774
172.22.111.136/30 6774
172.22.111.144/30 6774
172.22.111.176/30 6774
172.22.111.244/30 6774
172.22.112.8/30 6774
172.22.112.16/30 6774
172.22.112.48/30 6774
172.22.112.116/30 6774
172.22.112.140/30 6774
172.22.112.144/30 6774
172.22.112.148/30 6774
172.22.112.184/30 6774
172.22.112.232/30 6774
172.22.112.240/30 6774
172.22.113.4/30 6774
172.22.113.20/30 6774
172.22.113.28/30 6774
172.22.113.36/30 6774
172.22.113.48/30 6774
172.22.113.56/30 6774
172.22.113.68/30 6774
172.22.113.112/30 6774
172.22.113.132/30 6774
172.22.113.172/30 6774
172.22.113.184/30 6774
172.22.114.80/30 6774
172.22.114.100/30 6774
172.22.114.160/30 6774
172.22.114.172/30 6774
172.22.114.220/30 6774
172.22.114.252/30 6774
172.22.115.48/30 6774
172.22.115.52/30 6774
172.22.116.16/30 6774
172.22.116.44/30 6774
172.22.116.96/30 6774
172.22.116.124/30 6774
172.22.116.240/30 6774
172.22.117.20/30 6774
172.22.117.48/30 6774
172.22.117.52/30 6774
172.22.117.108/30 6774
172.22.117.112/30 6774
172.22.117.128/30 6774
172.22.117.132/30 6774
172.22.117.208/30 6774
172.22.117.216/30 6774
172.22.117.240/30 6774
172.22.118.16/30 6774
172.22.118.68/30 6774
172.22.118.112/30 6774
172.22.118.132/30 6774
172.22.118.140/30 6774
172.22.118.144/30 6774
172.22.118.156/30 6774
172.22.118.160/30 6774
172.22.118.172/30 6774
172.22.118.192/30 6774
172.22.118.200/30 6774
172.22.119.40/30 6774
172.22.119.72/30 6774
172.22.119.88/30 6774
172.22.119.108/30 6774
172.22.119.120/30 6774
172.22.119.196/30 6774
172.22.119.200/30 6774
172.22.119.212/30 6774
172.22.119.216/30 6774
172.22.119.220/30 6774
172.22.119.248/30 6774
172.22.120.24/30 6774
172.22.120.56/30 6774
172.22.120.60/30 6774
172.22.120.92/30 6774
172.22.120.156/30 6774
172.22.120.220/30 6774
172.22.120.228/30 6774
172.22.121.4/30 6774
172.22.121.8/30 6774
172.22.121.28/30 6774
172.22.121.96/30 6774
172.22.121.228/30 6774
172.22.122.36/30 6774
172.22.122.60/30 6774
172.22.122.64/30 6774
172.22.122.120/30 6774
172.22.122.176/30 6774
172.22.123.0/30 6774
172.22.123.4/30 6774
172.22.123.20/30 6774
172.22.123.24/30 6774
172.22.123.152/30 6774
172.22.124.140/30 6774
172.22.124.180/30 6774
172.22.125.36/30 6774
172.22.125.40/30 6774
172.22.125.144/30 6774
172.22.125.232/30 6774
172.25.0.195/32 6774
172.25.0.196/32 6774
172.25.0.247/32 6774
172.25.2.66/32 6774
172.25.5.18/32 6774
172.25.5.81/32 6774
172.25.5.94/32 6774
172.25.5.150/32 6774
172.25.8.99/32 6774
172.25.10.90/32 6774
172.25.11.53/32 6774
172.25.11.87/32 6774
172.25.11.234/32 6774
172.25.13.64/32 6774
172.25.13.227/32 6774
172.25.15.144/32 6774
172.25.15.183/32 6774
172.25.15.184/32 6774
172.25.22.13/32 6774
172.25.22.14/32 6774
172.25.22.15/32 6774
172.25.22.252/32 6774
172.25.26.140/32 6774
172.25.26.143/32 6774
172.25.26.192/32 6774
172.25.28.96/32 6774
172.25.29.9/32 6774
172.25.30.22/32 6774
172.25.30.70/32 6774
172.25.30.163/32 6774
172.25.32.9/32 6774
172.25.34.92/30 6774
172.25.34.224/32 6774
172.25.35.216/32 6774
172.25.43.59/32 6774
172.25.43.218/32 6774
172.25.44.19/32 6774
172.25.47.140/32 6774
172.25.47.214/32 6774
172.25.47.216/32 6774
172.25.48.3/32 6774
172.25.48.112/32 6774
172.25.48.190/32 6774
172.25.48.197/32 6774
172.25.48.224/32 6774
172.25.48.229/32 6774
172.25.49.86/32 6774
172.25.54.189/32 6774
172.25.55.114/32 6774
172.25.56.15/32 6774
172.25.56.152/32 6774
172.25.56.248/32 6774
172.25.56.249/32 6774
172.25.57.8/32 6774
172.25.57.150/32 6774
172.25.58.198/32 6774
172.25.59.56/32 6774
172.25.59.166/32 6774
172.25.60.209/32 6774
172.25.60.213/32 6774
172.25.62.70/32 6774
172.25.62.92/32 6774
172.25.129.219/32 6774
172.25.130.73/32 6774
172.25.130.126/32 6774
172.25.130.221/32 6774
172.25.131.115/32 6774
172.25.131.173/32 6774
172.25.131.178/32 6774
172.25.131.217/32 6774
172.25.131.240/32 6774
172.25.131.242/32 6774
172.25.132.205/32 6774
172.25.133.158/32 6774
172.25.133.167/32 6774
172.25.133.247/32 6774
172.25.134.2/32 6774
172.25.134.72/32 6774
172.25.134.88/32 6774
172.25.134.93/32 6774
172.25.134.103/32 6774
172.25.134.244/32 6774
172.25.135.85/32 6774
172.25.135.95/32 6774
172.25.135.206/32 6774
172.25.135.237/32 6774
172.25.136.19/32 6774
172.25.136.21/32 6774
172.25.136.77/32 6774
172.25.136.97/32 6774
172.25.136.111/32 6774
172.25.136.132/32 6774
172.25.136.141/32 6774
172.25.137.190/32 6774
172.25.137.253/32 6774
172.25.138.25/32 6774
172.25.138.142/32 6774
172.25.138.204/32 6774
172.25.138.206/32 6774
172.25.138.245/32 6774
172.25.138.246/32 6774
172.25.140.38/32 6774
172.25.140.82/32 6774
172.25.140.201/32 6774
172.25.140.234/32 6774
172.25.141.3/32 6774
172.25.141.120/32 6774
172.25.141.250/32 6774
172.25.142.31/32 6774
172.25.142.215/32 6774
172.25.142.241/32 6774
172.25.143.35/32 6774
172.25.143.148/32 6774
172.25.143.212/32 6774
172.25.143.231/32 6774
172.25.144.44/32 6774
172.25.144.52/32 6774
172.25.144.57/32 6774
172.25.144.71/32 6774
172.25.144.130/32 6774
172.25.144.201/32 6774
172.25.144.202/32 6774
172.25.144.248/32 6774
172.25.145.73/32 6774
172.25.149.181/32 6774
172.25.149.210/32 6774
172.25.150.158/32 6774
172.25.150.189/32 6774
172.25.151.37/32 6774
172.25.151.206/32 6774
172.25.152.66/32 6774
172.25.223.198/32 6774
172.26.0.0/16 6774
172.26.36.207/32 6774
172.26.53.198/32 6774
172.30.0.8/30 6774
172.30.0.12/30 6774
172.30.0.16/30 6774
172.30.0.20/30 6774
172.30.30.30/32 6774
172.30.207.32/27 6774
172.30.254.0/24 4771
172.31.160.0/19 11060
192.168.0.0/16 7539
192.168.1.0/24 6774
192.168.2.0/24 6774
192.168.3.0/24 7539
192.168.3.5/32 6774
192.168.8.0/30 6774
192.168.10.0/24 6774
192.168.100.0/24 6774
192.168.107.0/24 34245
192.168.108.0/24 34245
192.168.109.0/24 34245
192.168.117.0/24 34245
192.168.118.0/24 34245
192.168.119.0/24 34245
192.168.252.0/24 6774
192.168.253.0/24 6774
o List of hot-spots during the week.
Prefix Origin AS Number of updates
66.254.124.0/24 23352 4377151
213.91.175.0/24 8866 1204724
202.141.0.0/17 2697 907982
125.23.208.0/20 9498 713239
206.223.136.0/24 6968 341266
196.46.112.0/22 32842 311631
160.124.0.0/17 6083 283628
160.124.128.0/17 6083 279188
208.5.210.0/24 27246 277868
221.128.192.0/18 18231 255889
Total number of RIS BGP peering sessions: 637