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Tuesday, May 24, 2011

Botnet Statistics [2011-05-23]

detection period: 2011-05-23 00:00-23:59 UTC
total number of suspected botnet IPs: 1920
number of botnet IPs notified to network operators: 1344
number of blocked spams: 93611
recipient count of blocked spams: 3228489

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

RankNetwork# of suspected botnet IPs
1HINET-NET124
2CHINANET-GD122
3BSNLNET93
4UNICOM-GD43
5CHINANET-JS37
6CRTC26
7RCOM25
8TELKOMNET20
9CHINANET-ZJ19
10000.065.376/0002-6519

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
1China539
2India200
3Taiwan146
4Brazil136
5Russian Federation106
6South Korea63
7United States60
8Indonesia54
9Poland44
10Ukraine42

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