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Sunday, February 20, 2011

Botnet Statistics [2011-02-19]

detection period: 2011-02-19 00:00-23:59 UTC
total number of suspected botnet IPs: 3288
number of botnet IPs notified to network operators: 2532
number of blocked spams: 293792
recipient count of blocked spams: 7806783

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

RankNetwork# of suspected botnet IPs
1UNICOM-BJ423
2HINET-NET237
3CHINANET-GD215
4VNPT-VNNIC-VN127
5TELKOMNET89
6BSNLNET65
7PTCL59
8BY-BELPAK-2009121045
9UNICOM-HN42
10KORNET-KR42

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
1China1035
2Taiwan252
3India199
4Indonesia187
5Viet Nam173
6Brazil170
7Russian Federation132
8United States88
9South Korea76
10Ukraine72

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