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Thursday, March 31, 2011

Botnet Statistics [2011-03-30]

detection period: 2011-03-30 00:00-23:59 UTC
total number of suspected botnet IPs: 2271
number of botnet IPs notified to network operators: 1775
number of blocked spams: 60980
recipient count of blocked spams: 1244078

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

RankNetwork# of suspected botnet IPs
1HINET-NET345
2UNICOM-HA163
3CHINANET-GD146
4UNICOM-GD90
5BSNLNET58
6TELKOMNET44
7CHINANET-JS40
8PTCL39
9CTTNET38
10CRTC36

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
1China690
2Taiwan353
3Brazil177
4India135
5Indonesia97
6Russian Federation82
7United States47
8Viet Nam45
9Pakistan42
10Kazakhstan42

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