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Wednesday, July 27, 2011

Botnet Statistics [2011-07-26]

detection period: 2011-07-26 00:00-23:59 UTC
total number of suspected botnet IPs: 1874
number of botnet IPs notified to network operators: 1345
number of blocked spams: 35908
recipient count of blocked spams: 1253560

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

RankNetwork# of suspected botnet IPs
1CHINANET-GD86
2HINET-NET84
3UNICOM-BJ52
4CRTC48
5CHINANET-JS44
6BSNLNET42
7CTTNET33
8000.065.376/0002-6525
9CHINANET-ZJ23
10VNPT-VNNIC-VN22

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
1China563
2Brazil149
3India105
4Taiwan102
5United States86
6Russian Federation76
7Poland44
8Indonesia44
9Germany44
10Ukraine42

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