RIS Statistics Report (20090504-20090511)
This report was generated at Mon May 11 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 126474 74079 82004 0 69831 66832 65303 64213 64593 64388 65005 65713 119110 0 68746 70604
ARIN 128943 98918 122874 0 93951 94001 93990 96253 93125 93023 93894 93603 105076 0 94559 93582
LACNIC 39828 22889 36704 0 22274 23240 23272 22694 23180 23189 23186 22455 26226 0 26361 22385
RIPE NCC 404950 64625 128259 0 67321 74811 74371 62926 64186 67372 65018 65003 328051 0 64186 64135
AfriNIC 3852 3040 3848 0 3069 3077 3077 3064 3086 3084 3093 3090 3513 0 3084 3084
Old 121046 47055 47740 0 42922 43088 42965 45871 41900 41923 42091 42043 113710 0 44215 42804
IANA 35650 33 40 0 30 31 31 30 31 32 32 32 35644 0 31 31
RFC1918 15458 1 11 0 2 1 0 0 0 1 0 1 15432 0 13 3
OTHER 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0
TOTAL 876201 310640 421480 0 299400 305081 303009 295051 290101 293012 292319 291940 746762 0 301195 296628
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 13307 13272 13212 0 13275 13266 13239 13016 13195 13197 13219 13211 13255 0 13233 13174
APNIC 3741 3731 3684 0 3702 3708 3687 3652 3684 3675 3698 3696 3688 0 3667 3677
RIPE NCC 13254 13208 13211 0 13200 13211 13198 13057 13210 13205 13213 13212 13210 0 13172 13186
LACNIC 1135 1129 1120 0 1129 1127 1124 1107 1119 1118 1122 1121 1128 0 1129 1117
AFRINIC 260 259 259 0 259 260 259 255 257 258 259 259 259 0 256 256
IANA 2 2 2 0 2 2 2 0 2 2 2 2 2 0 1 2
Private 109 57 62 0 47 45 49 26 39 44 50 43 57 0 47 29
Others 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0
Total 31809 31659 31551 0 31615 31620 31559 31114 31507 31500 31564 31545 31600 0 31506 31442
o Number of single-homed ASes.
RIS rrc00 rrc01 rrc02 rrc03 rrc04 rrc05 rrc06 rrc07 rrc10 rrc11 rrc12 rrc13 rrc14 rrc15 rrc16
ARIN 4190 4791 4945 0 5070 5615 5593 8260 5602 5623 4960 5252 5138 0 7035 6774
APNIC 1017 1195 1264 0 1287 1286 1330 1920 1412 1374 1200 1358 1316 0 1754 1607
RIPE NCC 4158 4991 4737 0 4901 5227 5156 8250 5188 5169 4856 5113 4987 0 7610 6851
LACNIC 368 449 444 0 435 445 455 542 454 467 432 443 441 0 471 507
AFRINIC 99 109 103 0 108 114 110 135 106 111 108 109 112 0 122 128
IANA 1 2 1 0 1 2 2 0 2 2 1 2 1 0 1 2
Private 75 40 49 0 37 31 34 18 30 30 32 32 37 0 32 26
Others 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0
Total 9908 11577 11543 0 11839 12720 12680 19126 12794 12776 11589 12309 12032 0 17025 15895
o Number of multi-homed ASes.
RIS rrc00 rrc01 rrc02 rrc03 rrc04 rrc05 rrc06 rrc07 rrc10 rrc11 rrc12 rrc13 rrc14 rrc15 rrc16
ARIN 9117 8481 8267 0 8205 7651 7646 4756 7593 7574 8259 7959 8117 0 6198 6400
APNIC 2724 2536 2420 0 2415 2422 2357 1732 2272 2301 2498 2338 2372 0 1913 2070
RIPE NCC 9096 8217 8474 0 8299 7984 8042 4807 8022 8036 8357 8099 8223 0 5562 6335
LACNIC 767 680 676 0 694 682 669 565 665 651 690 678 687 0 658 610
AFRINIC 161 150 156 0 151 146 149 120 151 147 151 150 147 0 134 128
IANA 1 0 1 0 1 0 0 0 0 0 1 0 1 0 0 0
Private 34 17 13 0 10 14 15 8 9 14 18 11 20 0 15 3
Others 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0
Total 21901 20082 20008 0 19776 18900 18879 11988 18713 18724 19975 19236 19568 0 14481 15547
IANA : AS65535 AS64001
Number of 4-byte ASes: 36.
Distribution of AS number wrt Leaf, Transit.
RIS rrc00 rrc01 rrc02 rrc03 rrc04 rrc05 rrc06 rrc07 rrc10 rrc11 rrc12 rrc13 rrc14 rrc15 rrc16
Leaf 26546 26694 26576 0 26692 26700 26640 26705 26622 26620 26597 26639 26651 0 26952 26908
Transit 5101 4832 4814 0 4790 4772 4764 4265 4732 4731 4808 4753 4797 0 4421 4412
Transit-only 180 145 172 0 142 158 164 149 160 154 169 164 159 0 138 125
Total 31827 31671 31562 0 31624 31630 31568 31119 31514 31505 31574 31556 31607 0 31511 31445
o Average ASPATH length.
RIS rrc00 rrc01 rrc02 rrc03 rrc04 rrc05 rrc06 rrc07 rrc10 rrc11 rrc12 rrc13 rrc14 rrc15 rrc16
Avg 5.86 5.94 5.47 0.00 5.18 6.02 5.59 5.35 5.53 5.86 5.45 5.42 6.31 0.00 7.05 4.84
Std 2.41 2.31 2.39 0.00 2.18 2.25 2.32 2.20 2.44 2.34 2.41 2.33 2.51 0.00 2.63 1.78
o List of martians appearing throughout the week.
Prefix Origin AS
10.0.0.0/8 6067
10.2.0.0/16 44640
10.98.64.0/18 44640
10.100.100.100/30 6067
172.16.0.0/16 35807
172.16.14.0/24 8492
172.19.239.8/32 8492
172.19.239.9/32 8492
172.19.239.10/32 8492
172.19.239.11/32 8492
172.19.239.12/32 8492
172.19.239.13/32 8492
172.19.239.14/32 8492
172.19.239.15/32 8492
172.19.239.16/30 8492
172.19.240.0/20 8492
172.28.28.0/24 8342
172.30.157.0/26 8968
192.0.2.0/24 27065
192.168.0.0/24 6730
192.168.20.0/24 6730
192.168.22.0/24 35807
192.168.64.221/32 3741
192.168.199.196/30 13237
Can not connect to DB rrc06
Total number of RIS BGP peering sessions: 640