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Wednesday, March 23, 2011

Botnet Statistics [2011-03-22]

detection period: 2011-03-22 00:00-23:59 UTC
total number of suspected botnet IPs: 1960
number of botnet IPs notified to network operators: 1503
number of blocked spams: 59929
recipient count of blocked spams: 1269738

The top 10 networks (as found in WHOIS), ordered by number of suspected botnet IPs are:

RankNetwork# of suspected botnet IPs
1UNICOM-GD213
2HINET-NET210
3UNICOM-HA152
4CHINANET-GD120
5BSNLNET40
6CTTNET38
7VNPT-VNNIC-VN29
8CHINANET-JS27
9KORNET-KR25
10CRTC25

The top 10 countries (as defined by the 2-character country code), ordered by number of suspected botnet IPs are:

RankCountry# of suspected botnet IPs
1China721
2Taiwan219
3Brazil140
4India131
5Russian Federation89
6South Korea57
7Indonesia47
8Kazakhstan37
9Viet Nam35
10Colombia35

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