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Friday, June 22, 2012

Botnet Statistics [2012-06-21]

detection period: 2012-06-21 00:00-23:59 UTC
total number of suspected botnet IPs: 4268
number of botnet IPs notified to network operators: 3415
number of spam blocked: 172241
recipient count of spam blocked: 5671098

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

RankNetwork# of suspected botnet IPs
1CHINANET-GD1037
2UNICOM-GD599
3UNICOM-HN193
4HINET-NET180
5CHINANET-JS61
6BSNLNET61
7CHINANET-FJ54
8UNICOM-HB44
9KORNET-KR44
10CRTC41

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
1China2394
2India227
3Taiwan201
4Brazil179
5Russian Federation104
6United States103
7South Korea96
8Viet Nam77
9France38
10Pakistan36

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