RIS Statistics Report (20090126-20090202)
This report was generated at Mon Feb 2 00:15:02 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 76601 71155 61310 0 66856 63881 68997 62028 60902 61490 61729 62753 64365 62040 65599 66551
ARIN 105373 97131 92783 0 94108 93678 99697 94027 91040 91461 93440 93236 94611 93741 93882 91338
LACNIC 28088 21676 21937 0 21643 21655 25132 21674 21491 21591 21594 21576 21843 21548 24436 21403
RIPE NCC 346222 64060 81155 0 62813 72217 83775 60551 61240 64773 63192 63311 292494 61639 62574 60731
AfriNIC 3066 2618 2716 0 2666 2660 3007 2674 2682 2666 2701 2707 2752 2704 2696 2649
Old 48248 43439 41671 0 42375 42433 45766 42124 41246 41501 41542 41616 42462 41500 42607 42316
IANA 41 1 32 0 0 0 8 1 1 1 1 0 1 1 1 0
RFC1918 3652 0 29 0 7 49 581 0 1 52 45 2 3029 0 12 0
OTHER 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0
TOTAL 611291 300080 301633 0 290468 296573 326963 283079 278603 283535 284244 285201 521557 283173 291807 284988
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 13165 13103 13016 0 13084 13081 13080 12975 12996 13023 13026 13028 13114 13023 12960 12945
APNIC 3647 3627 3567 0 3596 3590 3581 3565 3568 3566 3577 3581 3563 3581 3526 3562
RIPE NCC 12883 12824 12814 0 12814 12807 12823 12747 12807 12819 12823 12825 12842 12804 12774 12772
LACNIC 1093 1083 1075 0 1084 1083 1084 1077 1075 1075 1077 1075 1087 1074 1075 1070
AFRINIC 246 244 242 0 242 242 246 239 240 245 242 242 244 245 241 239
IANA 2 0 1 0 1 0 1 0 1 1 0 1 0 0 0 0
Private 159 46 53 0 41 40 94 16 36 85 45 40 57 44 30 25
Others 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0
Total 31197 30929 30770 0 30864 30845 30911 30620 30724 30816 30792 30794 30908 30773 30607 30615
o Number of single-homed ASes.
RIS rrc00 rrc01 rrc02 rrc03 rrc04 rrc05 rrc06 rrc07 rrc10 rrc11 rrc12 rrc13 rrc14 rrc15 rrc16
ARIN 3952 4713 4922 0 4918 5272 5169 7934 5867 5196 4716 4822 4745 5111 7539 7440
APNIC 915 1143 1236 0 1143 1216 1270 1784 1451 1305 1078 1124 1200 1232 1895 1807
RIPE NCC 3743 4602 4578 0 4536 4987 4696 7945 5214 4680 4560 4479 4471 5147 7544 7291
LACNIC 354 419 431 0 412 422 430 545 469 442 406 423 426 424 521 531
AFRINIC 82 97 95 0 94 106 99 119 105 103 101 97 94 102 115 125
IANA 2 0 1 0 1 0 1 0 1 1 0 1 0 0 0 0
Private 95 33 43 0 30 20 43 12 22 37 28 30 40 30 22 17
Others 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0
Total 9144 11008 11307 0 11135 12024 11709 18339 13129 11765 10890 10977 10976 12047 17636 17212
o Number of multi-homed ASes.
RIS rrc00 rrc01 rrc02 rrc03 rrc04 rrc05 rrc06 rrc07 rrc10 rrc11 rrc12 rrc13 rrc14 rrc15 rrc16
ARIN 9213 8390 8094 0 8166 7809 7911 5041 7129 7827 8310 8206 8369 7912 5421 5505
APNIC 2732 2484 2331 0 2453 2374 2311 1781 2117 2261 2499 2457 2363 2349 1631 1755
RIPE NCC 9140 8222 8236 0 8278 7820 8127 4802 7593 8139 8263 8346 8371 7657 5230 5481
LACNIC 739 664 644 0 672 661 654 532 606 633 671 652 661 650 554 539
AFRINIC 164 147 147 0 148 136 147 120 135 142 141 145 150 143 126 114
IANA 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0
Private 64 13 10 0 11 20 51 4 14 48 17 10 17 14 8 8
Others 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0
Total 22053 19921 19463 0 19729 18821 19202 12281 17595 19051 19902 19817 19932 18726 12971 13403
IANA : AS62100 AS65535
Number of 4-byte ASes: 16.
o List of martians appearing throughout the week.
Prefix Origin AS
10.0.0.0/8 6067
10.0.202.0/24 44101
10.0.253.0/24 44101
10.0.254.0/24 44101
10.20.30.0/30 8342
10.100.100.100/30 6067
10.255.150.0/23 8546
172.16.0.0/16 8546
172.22.0.38/32 1267
172.22.0.85/32 1267
172.22.0.174/32 1267
172.22.0.216/32 1267
172.22.2.10/32 1267
172.22.2.122/32 1267
172.22.2.208/32 1267
172.22.2.236/32 1267
172.22.6.89/32 1267
172.22.6.245/32 1267
172.22.7.34/32 1267
172.22.7.83/32 1267
172.22.9.19/32 1267
172.22.9.116/32 1267
172.22.10.122/32 1267
172.22.12.253/32 1267
172.22.13.148/32 1267
172.22.13.149/32 1267
172.22.13.166/32 1267
172.22.14.5/32 1267
172.22.14.45/32 1267
172.22.14.158/32 1267
172.22.14.166/32 1267
172.22.14.198/32 1267
172.22.14.211/32 1267
172.22.14.216/32 1267
172.22.14.229/32 1267
172.22.14.238/32 1267
172.22.14.240/32 1267
172.22.14.241/32 1267
172.22.14.242/32 1267
172.22.14.245/32 1267
172.22.15.9/32 1267
172.22.15.25/32 1267
172.22.15.46/32 1267
172.22.15.83/32 1267
172.22.15.92/32 1267
172.22.15.109/32 1267
172.22.15.135/32 1267
172.22.15.136/32 1267
172.22.15.138/32 1267
172.22.15.140/32 1267
172.22.15.142/32 1267
172.22.15.148/32 1267
172.22.15.150/32 1267
172.22.15.209/32 1267
172.30.157.0/26 8968
192.168.0.0/24 6730
192.168.15.0/24 44101
192.168.20.0/24 6730
192.168.22.0/24 35807
192.168.85.0/24 44101
192.168.192.0/21 7497
192.168.199.196/30 13237
o List of hot-spots during the week.
Prefix Origin AS Number of updates
212.85.220.0/24 30306 606091
212.85.223.0/24 30306 605307
41.204.2.0/24 32398 603754
66.63.32.0/19 16559 485646
64.162.116.0/24 5033 481408
190.152.103.0/24 27757 464852
81.21.103.0/24 31065 263970
93.92.224.0/21 44582 227328
221.135.212.0/23 9583 154238
202.177.128.0/21 9796 119633
Total number of RIS BGP peering sessions: 644