RIS Statistics Report (20080414-20080421)
This report was generated at Mon Apr 21 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 62237 56916 55440 55117 60737 55925 55927 55872 54672 54345 56131 0 0 56453 55276 60054
ARIN 90399 87802 86711 87099 87547 87192 87225 87526 87018 87863 86886 0 0 88553 89661 86689
LACNIC 21508 18258 18045 18093 18148 18089 18090 18173 18146 18087 17998 0 0 18057 21470 17972
RIPE NCC 69013 55017 54010 57917 54043 53737 53631 52763 60440 53680 53537 0 0 53441 53056 52703
AfriNIC 1219 1211 1217 1212 1212 1212 1213 1212 1214 1213 1214 0 0 1212 1214 1198
Old 43654 41861 40875 41689 41535 41569 41511 41362 40878 40871 40872 0 0 41700 41673 41534
IANA 7 4 5 5 5 4 4 4 4 4 5 0 0 5 5 3
RFC1918 66 17 45 17 29 0 17 0 17 21 5 0 0 0 7 0
OTHER 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0
TOTAL 288103 261086 256348 261149 263256 257728 257618 256912 262389 256084 256648 0 0 259421 262362 260153
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 13300 13275 13194 13242 13254 13247 13256 13177 13190 13175 13189 0 0 13272 13242 13114
APNIC 3222 3214 3182 3177 3206 3186 3186 3174 3182 3165 3186 0 0 3207 3175 3175
RIPE NCC 11309 11297 11277 11259 11280 11265 11272 11233 11275 11261 11271 0 0 11264 11240 11227
LACNIC 450 449 445 449 448 449 449 447 444 444 445 0 0 450 448 444
AFRINIC 100 100 99 99 98 98 98 97 98 98 99 0 0 99 98 97
IANA 1 1 1 1 1 1 1 1 1 1 1 0 0 1 1 0
Private 104 80 68 58 75 55 57 42 62 56 54 0 0 49 47 13
Others 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0
Total 28487 28416 28267 28285 28362 28301 28319 28171 28252 28200 28246 0 0 28343 28251 28070
o Number of single-homed ASes.
RIS rrc00 rrc01 rrc02 rrc03 rrc04 rrc05 rrc06 rrc07 rrc10 rrc11 rrc12 rrc13 rrc14 rrc15 rrc16
ARIN 4194 4645 4772 5080 4827 5550 5538 7991 5244 5355 5096 0 0 4722 5872 8094
APNIC 834 931 977 1148 990 1173 1107 1543 1106 1103 1028 0 0 1060 1273 1788
RIPE NCC 3490 3914 3894 4409 3954 4613 4182 6498 4202 4350 4437 0 0 4208 5305 6723
LACNIC 178 210 204 212 200 220 219 254 216 218 217 0 0 208 202 253
AFRINIC 38 40 38 43 40 43 41 51 40 43 42 0 0 41 43 55
IANA 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0
Private 81 60 56 45 60 43 43 32 51 43 44 0 0 41 37 12
Others 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0
Total 8815 9800 9941 10937 10071 11642 11130 16369 10859 11112 10864 0 0 10281 12732 16925
o Number of multi-homed ASes.
RIS rrc00 rrc01 rrc02 rrc03 rrc04 rrc05 rrc06 rrc07 rrc10 rrc11 rrc12 rrc13 rrc14 rrc15 rrc16
ARIN 9106 8630 8422 8162 8427 7697 7718 5186 7946 7820 8093 0 0 8550 7370 5020
APNIC 2388 2283 2205 2029 2216 2013 2079 1631 2076 2062 2158 0 0 2147 1902 1387
RIPE NCC 7819 7383 7383 6850 7326 6652 7090 4735 7073 6911 6834 0 0 7056 5935 4504
LACNIC 272 239 241 237 248 229 230 193 228 226 228 0 0 242 246 191
AFRINIC 62 60 61 56 58 55 57 46 58 55 57 0 0 58 55 42
IANA 1 1 1 1 1 1 1 1 1 1 1 0 0 1 1 0
Private 23 20 12 13 15 12 14 10 11 13 10 0 0 8 10 1
Others 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0
Total 19672 18616 18326 17348 18291 16659 17189 11802 17393 17088 17382 0 0 18062 15519 11145
IANA : AS65535
Number of 4-byte ASes: 13.
Distribution of AS number wrt Leaf, Transit.
RIS rrc00 rrc01 rrc02 rrc03 rrc04 rrc05 rrc06 rrc07 rrc10 rrc11 rrc12 rrc13 rrc14 rrc15 rrc16
Leaf 23741 23823 23745 23861 23790 23890 23823 24147 23806 23823 23822 0 0 23817 23986 24263
Transit 4609 4459 4376 4287 4426 4287 4364 3905 4307 4239 4281 0 0 4393 4140 3724
Transit-only 139 134 143 130 140 119 128 109 134 132 136 0 0 131 117 85
Total 28489 28416 28264 28278 28356 28296 28315 28161 28247 28194 28239 0 0 28341 28243 28072
o Average ASPATH length.
RIS rrc00 rrc01 rrc02 rrc03 rrc04 rrc05 rrc06 rrc07 rrc10 rrc11 rrc12 rrc13 rrc14 rrc15 rrc16
Avg 6.00 6.56 5.59 5.83 5.80 5.83 5.87 5.42 5.95 6.36 5.72 0.00 0.00 5.35 6.65 4.98
Std 2.47 2.62 2.43 2.30 2.49 2.24 2.52 2.22 2.52 2.40 2.47 0.00 0.00 2.41 2.47 1.60
o List of martians appearing throughout the week.
Prefix Origin AS
0.0.0.0/32 19151
10.0.22.0/24 39912
10.2.2.0/30 8342
10.11.12.0/24 34245
10.11.13.0/24 34245
10.20.0.0/20 39912
10.20.30.0/30 8342
10.98.0.0/18 6837
10.98.64.0/18 6837
10.98.128.0/18 6837
10.98.192.0/18 6837
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
10.205.255.0/27 34245
10.205.255.32/27 34245
10.216.0.0/23 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
10.252.144.16/29 6837
10.252.144.24/29 3303
10.252.147.224/27 6837
10.252.149.224/27 6837
10.252.151.224/27 6837
10.252.153.224/27 6837
10.254.120.0/28 6837
10.254.162.92/30 6837
10.254.162.100/30 6837
10.254.189.166/32 3303
10.254.189.175/32 6837
10.255.24.0/27 6837
10.255.255.255/32 31554
172.17.160.0/24 10796
172.17.161.0/24 10796
172.17.176.0/24 10796
172.17.177.0/24 10796
172.30.254.0/24 4771
172.31.160.0/19 11060
192.168.2.0/24 34245
192.168.10.0/24 34245
192.168.101.32/28 6837
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
Can not connect to DB rrc04
Total number of RIS BGP peering sessions: 631