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Sunday, December 18, 2011

Botnet Statistics [2011-12-17]

detection period: 2011-12-17 00:00-23:59 UTC
total number of suspected botnet IPs: 2506
number of botnet IPs notified to network operators: 1871
number of spam blocked: 49762
recipient count of spam blocked: 1737060

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

RankNetwork# of suspected botnet IPs
1HINET-NET219
2CHINANET-GD121
3CHINANET-JS59
4BSNLNET58
5TELKOMNET54
6VNPT-VNNIC-VN50
7PTCL48
8CTTNET48
9CRTC44
10CHINANET-FJ37

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
1China694
2Taiwan239
3Indonesia187
4India177
5Brazil139
6Viet Nam97
7United States85
8Russian Federation80
9Pakistan54
10South Korea44

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