RIS Statistics Report (20090119-20090126)
This report was generated at Mon Jan 26 00:15:01 UTC 2009. 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 77870 71167 61405 0 67830 63913 68680 62083 61765 61551 64097 62697 64881 62152 65668 65852
ARIN 107508 96857 91283 0 92412 92087 98989 94258 91592 91141 95527 91571 92155 91879 91943 91610
LACNIC 27394 21310 21209 0 21382 21348 24728 21384 21305 21231 21485 21269 21418 21246 24054 21130
RIPE NCC 314519 64065 78559 0 63094 75486 80224 59996 62617 63008 66899 63107 261372 60745 61208 60637
AfriNIC 2991 2441 2457 0 2453 2612 2915 2612 2644 2618 2735 2457 2479 2622 2615 2611
Old 58081 43172 41723 0 42449 42502 45519 42082 41512 41573 52407 41538 42186 41593 42700 42476
IANA 11 0 3 0 3 3 7 4 3 3 7 0 0 3 3 0
RFC1918 3404 0 35 0 6 3 578 0 1 3 16 1 2768 0 12 0
OTHER 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0
TOTAL 591778 299012 296674 0 289629 297954 321640 282419 281439 281128 303173 282640 487259 280240 288203 284316
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 13129 13080 13002 0 13076 13071 13044 12962 12996 13004 13019 13013 13078 13010 12941 12955
APNIC 3629 3620 3557 0 3596 3586 3567 3555 3563 3556 3570 3568 3555 3573 3519 3549
RIPE NCC 12831 12784 12777 0 12772 12779 12783 12710 12781 12781 12791 12787 12773 12765 12738 12745
LACNIC 1084 1076 1070 0 1080 1078 1079 1072 1071 1070 1073 1073 1078 1070 1071 1067
AFRINIC 244 244 244 0 244 242 243 240 241 243 244 244 243 243 241 240
IANA 1 1 1 0 1 1 1 1 1 1 1 0 1 1 1 0
Private 237 153 141 0 152 179 183 22 144 142 159 151 128 126 66 115
Others 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0
Total 31157 30960 30794 0 30923 30937 30901 30563 30798 30799 30859 30838 30857 30790 30578 30673
o Number of single-homed ASes.
RIS rrc00 rrc01 rrc02 rrc03 rrc04 rrc05 rrc06 rrc07 rrc10 rrc11 rrc12 rrc13 rrc14 rrc15 rrc16
ARIN 3997 4765 4878 0 4916 5347 5333 7963 5831 5333 4844 4890 4919 5155 7404 6757
APNIC 930 1142 1202 0 1210 1174 1256 1742 1394 1314 1157 1149 1323 1202 1848 1739
RIPE NCC 3898 4688 4537 0 4618 5005 4774 7815 5079 4784 4669 4736 5005 5110 7437 7254
LACNIC 352 424 424 0 420 426 440 536 482 441 426 434 435 440 504 511
AFRINIC 82 99 91 0 90 94 95 112 98 98 95 97 98 95 111 122
IANA 0 0 0 0 1 0 0 0 0 0 0 0 0 0 0 0
Private 121 66 69 0 68 73 78 17 56 61 66 66 50 55 32 49
Others 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0
Total 9381 11185 11202 0 11324 12119 11976 18185 12940 12032 11258 11373 11830 12058 17336 16433
o Number of multi-homed ASes.
RIS rrc00 rrc01 rrc02 rrc03 rrc04 rrc05 rrc06 rrc07 rrc10 rrc11 rrc12 rrc13 rrc14 rrc15 rrc16
ARIN 9132 8315 8124 0 8160 7724 7711 4999 7165 7671 8175 8123 8159 7855 5537 6198
APNIC 2699 2478 2355 0 2386 2412 2311 1813 2169 2242 2413 2419 2232 2371 1671 1810
RIPE NCC 8933 8096 8240 0 8154 7774 8009 4895 7702 7997 8122 8051 7768 7655 5301 5491
LACNIC 732 652 646 0 660 652 639 536 589 629 647 639 643 630 567 556
AFRINIC 162 145 153 0 154 148 148 128 143 145 149 147 145 148 130 118
IANA 1 1 1 0 0 1 1 1 1 1 1 0 1 1 1 0
Private 116 87 72 0 84 106 105 5 88 81 93 85 78 71 34 66
Others 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0
Total 21776 19775 19592 0 19599 18818 18925 12378 17858 18767 19601 19465 19027 18732 13242 14240
IANA : AS65535
Number of 4-byte ASes: 15.
o List of martians appearing throughout the week.
Prefix Origin AS
10.0.0.0/8 6067
10.0.22.0/24 39912
10.15.0.0/24 35807
10.20.4.0/28 34245
10.20.30.0/30 8342
10.100.100.100/30 6067
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
10.193.14.224/28 34245
10.193.14.240/28 34245
10.201.64.0/29 34245
10.205.64.0/24 34245
10.205.65.0/24 34245
10.205.252.0/24 34245
10.216.0.0/15 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
172.30.157.0/26 8968
172.31.109.0/24 39912
192.0.2.0/24 22691
192.168.0.0/24 6730
192.168.2.0/24 34245
192.168.10.0/24 34245
192.168.20.0/24 6730
192.168.50.0/24 25973
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
192.168.192.0/21 7497
192.168.199.196/30 13237
192.168.201.0/24 34245
192.168.202.0/24 34245
192.168.203.0/24 34245
192.168.205.0/24 34245
o List of hot-spots during the week.
Prefix Origin AS Number of updates
41.204.2.0/24 32398 551003
212.85.223.0/24 30306 544521
212.85.220.0/24 30306 544336
64.162.116.0/24 5033 430442
210.214.151.0/24 9583 348633
158.50.64.0/20 10806 268697
124.7.201.0/24 9583 252745
195.146.192.0/19 15557 183550
91.103.192.0/22 12500 178988
193.194.154.0/24 12500 172627
Total number of RIS BGP peering sessions: 643