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Sunday, February 27, 2011

Botnet Statistics [2011-02-26]

detection period: 2011-02-26 00:00-23:59 UTC
total number of suspected botnet IPs: 2976
number of botnet IPs notified to network operators: 2267
number of blocked spams: 215799
recipient count of blocked spams: 6725560

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

RankNetwork# of suspected botnet IPs
1UNICOM-BJ380
2HINET-NET236
3CHINANET-GD236
4VNPT-VNNIC-VN77
5BSNLNET68
6TELKOMNET49
7KORNET-KR47
8RCOM36
9CTTNET35
10CRTC32

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
1China952
2Taiwan257
3India198
4Brazil167
5Russian Federation139
6Indonesia120
7Viet Nam108
8United States104
9South Korea87
10Ukraine73

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