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Thursday, March 17, 2011

Botnet Statistics [2011-03-16]

detection period: 2011-03-16 00:00-23:59 UTC
total number of suspected botnet IPs: 2348
number of botnet IPs notified to network operators: 1696
number of blocked spams: 167417
recipient count of blocked spams: 5468050

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

RankNetwork# of suspected botnet IPs
1CHINANET-GD157
2HINET-NET129
3UNICOM-HA126
4UNICOM-GD101
5CTTNET58
6BSNLNET57
7CHINANET-JS39
8CRTC31
9VNPT-VNNIC-VN28
10076.535.764/0326-9027

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
1China760
2Brazil199
3India148
4Taiwan144
5Russian Federation130
6United States102
7Kazakhstan55
8South Korea53
9Indonesia53
10Ukraine45

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