RIS Statistics Report (20081006-20081013)
This report was generated at Mon Oct 13 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 72221 67142 59297 0 68377 61617 60534 60572 59538 59089 59952 61020 59508 59659 59600 63241
ARIN 100286 94909 91342 0 95296 92070 92206 93782 90982 90608 90945 91619 91120 90642 92286 91427
LACNIC 25134 19993 20018 0 22390 20180 20175 20121 20067 19931 20103 20041 20073 19996 22959 19877
RIPE NCC 79999 59569 59908 0 64680 59032 59441 57299 66002 59117 59143 58999 59534 58048 57973 57887
AfriNIC 1612 1516 1533 0 1597 1537 1540 1538 1533 1486 1536 1492 1540 1533 1486 1477
Old 46491 43644 41969 0 44181 42782 42742 42382 41904 41703 42014 42491 42565 41823 42606 42678
IANA 42 2 2 0 41 2 2 2 2 3 2 2 2 2 2 2
RFC1918 251 0 29 0 197 194 2 0 0 7 0 0 1 0 14 0
OTHER 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0
TOTAL 326036 286775 274098 0 296759 277414 276642 275696 280028 271944 273695 275664 274343 271703 276926 276589
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 12915 12867 12810 0 12864 12862 12848 12779 12782 12790 12814 12873 12848 12801 12831 12731
APNIC 3524 3507 3460 0 3472 3484 3467 3452 3454 3447 3471 3497 3447 3473 3445 3447
RIPE NCC 12251 12225 12210 0 12211 12206 12210 12155 12204 12200 12213 12210 12194 12198 12162 12178
LACNIC 1038 1032 1024 0 1033 1033 1033 1026 1021 1024 1025 1033 1031 1026 1030 1017
AFRINIC 230 229 229 0 229 229 230 226 228 229 229 229 228 229 227 226
IANA 4 3 3 0 2 3 1 1 2 2 2 3 3 2 2 1
Private 85 52 43 0 52 43 40 33 43 40 43 47 35 43 32 20
Others 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0
Total 30047 29915 29779 0 29863 29860 29829 29672 29734 29732 29797 29892 29786 29772 29729 29620
o Number of single-homed ASes.
RIS rrc00 rrc01 rrc02 rrc03 rrc04 rrc05 rrc06 rrc07 rrc10 rrc11 rrc12 rrc13 rrc14 rrc15 rrc16
ARIN 3984 4645 4549 0 4694 5361 5520 7629 5733 5389 4689 4500 5141 4777 6713 7508
APNIC 892 1093 1134 0 1123 1229 1238 1648 1277 1256 1097 1112 1234 1135 1493 1793
RIPE NCC 3761 4571 4301 0 4349 4895 4522 7452 4804 4659 4532 4501 4695 5012 6428 6914
LACNIC 338 405 404 0 398 410 414 488 432 424 395 397 418 403 425 500
AFRINIC 81 87 82 0 87 91 87 101 91 94 89 89 92 86 96 107
IANA 2 1 1 0 1 1 0 0 0 1 1 2 1 1 2 0
Private 56 32 26 0 33 23 22 17 32 25 27 29 19 27 20 14
Others 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0
Total 9114 10834 10497 0 10685 12010 11803 17335 12369 11848 10830 10630 11600 11441 15177 16836
o Number of multi-homed ASes.
RIS rrc00 rrc01 rrc02 rrc03 rrc04 rrc05 rrc06 rrc07 rrc10 rrc11 rrc12 rrc13 rrc14 rrc15 rrc16
ARIN 8931 8222 8261 0 8170 7501 7328 5150 7049 7401 8125 8373 7707 8024 6118 5223
APNIC 2632 2414 2326 0 2349 2255 2229 1804 2177 2191 2374 2385 2213 2338 1952 1654
RIPE NCC 8490 7654 7909 0 7862 7311 7688 4703 7400 7541 7681 7709 7499 7186 5734 5264
LACNIC 700 627 620 0 635 623 619 538 589 600 630 636 613 623 605 517
AFRINIC 149 142 147 0 142 138 143 125 137 135 140 140 136 143 131 119
IANA 2 2 2 0 1 2 1 1 2 1 1 1 2 1 0 1
Private 29 20 17 0 19 20 18 16 11 15 16 18 16 16 12 6
Others 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0
Total 20933 19081 19282 0 19178 17850 18026 12337 17365 17884 18967 19262 18186 18331 14552 12784
IANA : AS64449 AS64441 AS65535 AS55432
Number of 4-byte ASes: 14.
Distribution of AS number wrt Leaf, Transit.
RIS rrc00 rrc01 rrc02 rrc03 rrc04 rrc05 rrc06 rrc07 rrc10 rrc11 rrc12 rrc13 rrc14 rrc15 rrc16
Leaf 24988 25149 25008 0 25105 25147 25097 25420 25096 25104 25042 25103 25110 25083 25297 25467
Transit 4915 4641 4624 0 4633 4585 4606 4149 4511 4498 4612 4659 4553 4558 4326 4053
Transit-only 161 134 155 0 131 139 135 107 131 135 149 136 127 140 111 105
Total 30064 29924 29787 0 29869 29871 29838 29676 29738 29737 29803 29898 29790 29781 29734 29625
o Average ASPATH length.
RIS rrc00 rrc01 rrc02 rrc03 rrc04 rrc05 rrc06 rrc07 rrc10 rrc11 rrc12 rrc13 rrc14 rrc15 rrc16
Avg 5.74 5.89 5.44 0.00 5.34 5.97 5.71 5.39 5.60 5.87 5.42 5.31 5.96 5.12 6.64 4.92
Std 2.35 2.22 2.39 0.00 2.28 2.28 2.47 2.26 2.52 2.33 2.42 2.21 2.36 2.31 2.45 1.68
o List of martians appearing throughout the week.
Prefix Origin AS
10.0.22.0/24 39912
10.2.0.0/24 174
10.3.0.0/16 174
10.4.0.0/24 174
10.4.255.0/24 174
10.7.239.0/24 174
10.7.240.0/24 174
10.7.255.0/24 174
10.18.3.0/24 174
10.20.0.0/20 39912
10.21.16.0/24 174
10.24.0.0/16 174
10.24.1.0/24 174
10.24.2.0/24 174
10.24.3.0/24 174
10.24.4.0/24 174
10.24.5.0/24 174
10.24.7.0/24 174
10.24.8.0/24 174
10.24.9.0/24 174
10.24.10.0/24 174
10.24.12.0/24 174
10.24.13.0/24 174
10.24.14.0/24 174
10.24.15.0/24 174
10.24.16.0/24 174
10.24.17.0/24 174
10.24.18.0/24 174
10.24.19.0/24 174
10.24.20.0/24 174
10.24.21.0/24 174
10.24.130.0/24 174
10.24.131.0/24 174
10.24.136.0/24 174
10.24.138.0/24 174
10.24.140.0/24 174
10.24.142.0/24 174
10.24.144.0/24 174
10.24.146.0/24 174
10.24.147.0/24 174
10.24.152.0/24 174
10.24.153.0/24 174
10.25.1.0/24 174
10.25.10.0/24 174
10.25.12.0/24 174
10.25.15.0/24 174
10.25.16.0/24 174
10.25.17.0/24 174
10.25.19.0/24 174
10.25.20.0/24 174
10.25.21.0/24 174
10.28.0.0/24 174
10.28.1.0/24 174
10.28.4.0/24 174
10.28.5.0/24 174
10.28.6.0/24 174
10.28.8.0/23 174
10.28.10.0/23 174
10.28.12.0/23 174
10.28.14.0/23 174
10.28.16.0/23 174
10.28.18.0/23 174
10.28.20.0/23 174
10.28.22.0/23 174
10.28.24.0/23 174
10.28.26.0/23 174
10.28.28.0/23 174
10.28.30.0/23 174
10.28.32.0/23 174
10.28.34.0/23 174
10.28.36.0/23 174
10.28.38.0/23 174
10.28.40.0/23 174
10.28.42.0/23 174
10.28.44.0/23 174
10.28.46.0/23 174
10.28.48.0/23 174
10.28.50.0/23 174
10.28.52.0/23 174
10.28.54.0/23 174
10.28.58.0/23 174
10.28.62.0/23 174
10.28.64.0/23 174
10.28.66.0/23 174
10.28.68.0/23 174
10.28.70.0/23 174
10.28.72.0/23 174
10.28.74.0/23 174
10.28.76.0/23 174
10.28.82.0/23 174
10.28.84.0/23 174
10.28.86.0/23 174
10.28.88.0/23 174
10.28.90.0/23 174
10.28.92.0/23 174
10.28.96.0/23 174
10.28.98.0/23 174
10.28.100.0/23 174
10.28.102.0/23 174
10.28.104.0/23 174
10.28.108.0/23 174
10.28.110.0/23 174
10.28.112.0/23 174
10.28.114.0/23 174
10.28.116.0/23 174
10.28.118.0/23 174
10.28.122.0/23 174
10.28.124.0/23 174
10.28.128.0/23 174
10.28.130.0/23 174
10.28.132.0/23 174
10.28.134.0/23 174
10.28.136.0/23 174
10.28.138.0/23 174
10.28.140.0/23 174
10.28.148.0/23 174
10.28.150.0/23 174
10.28.152.0/23 174
10.28.158.0/23 174
10.28.164.0/23 174
10.28.172.0/23 174
10.28.174.0/23 174
10.28.180.0/23 174
10.28.182.0/23 174
10.28.186.0/23 174
10.28.188.0/23 174
10.28.190.0/23 174
10.28.194.0/23 174
10.28.196.0/23 174
10.28.206.0/23 174
10.28.208.0/23 174
10.28.210.0/23 174
10.28.212.0/23 174
10.28.214.0/23 174
10.28.216.0/23 174
10.28.218.0/23 174
10.28.248.0/23 174
10.28.252.0/22 174
10.29.0.0/16 174
10.29.41.0/24 174
10.29.213.0/24 174
10.30.0.0/16 174
10.30.8.0/23 174
10.30.68.0/24 174
10.31.68.0/23 174
10.33.0.0/24 174
10.33.1.0/24 174
10.33.2.0/24 174
10.33.4.0/24 174
10.33.6.0/24 174
10.33.8.0/24 174
10.33.10.0/24 174
10.33.12.0/24 174
10.33.15.0/24 174
10.33.20.0/24 174
10.33.22.0/24 174
10.33.23.0/24 174
10.33.51.0/24 174
10.33.52.0/24 174
10.33.53.0/24 174
10.33.54.0/24 174
10.33.65.0/24 174
10.34.28.0/24 174
10.100.100.100/30 6067
10.100.105.0/24 174
10.128.22.0/23 34245
10.193.3.0/24 34245
10.193.12.128/28 34245
10.193.13.112/28 34245
10.193.14.32/27 34245
10.193.14.96/27 34245
10.193.14.192/28 34245
10.200.50.0/24 174
10.201.64.0/29 34245
10.205.64.0/24 34245
10.205.65.0/24 34245
10.205.252.0/24 34245
10.205.255.0/26 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
172.22.0.0/16 34695
172.23.0.0/16 34695
172.24.0.0/16 34695
172.24.1.0/24 34695
172.25.0.0/16 34695
172.25.4.0/24 31501
172.28.1.0/24 174
192.168.2.0/24 34245
192.168.10.0/24 34245
192.168.11.0/24 174
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
192.168.130.0/24 174
192.168.131.0/24 174
192.168.132.0/24 174
192.168.133.0/24 174
192.168.134.0/24 174
192.168.136.0/24 174
192.168.137.0/24 174
192.168.138.0/24 174
192.168.139.0/24 174
192.168.140.0/24 174
192.168.141.0/24 174
192.168.142.0/24 174
192.168.143.0/24 174
192.168.144.0/24 174
192.168.145.0/24 174
192.168.147.0/24 174
192.168.150.0/24 174
192.168.151.0/24 174
192.168.152.0/24 174
192.168.153.0/24 174
192.168.154.0/24 174
192.168.155.0/24 174
192.168.156.0/24 174
192.168.167.0/24 9070
192.168.192.0/21 7497
192.168.201.0/24 34245
192.168.224.0/24 12732
o List of hot-spots during the week.
Prefix Origin AS Number of updates
189.132.0.0/19 8151 3743190
189.70.0.0/19 7738 3743034
192.12.120.0/24 5691 533019
221.134.222.0/24 9583 497072
210.214.151.0/24 9583 445141
221.135.80.0/24 9583 439218
64.162.116.0/24 5033 309893
200.108.200.0/24 20255 305169
12.2.46.0/24 22492 303484
200.108.220.0/24 20255 303197
Total number of RIS BGP peering sessions: 642