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Tuesday, December 13, 2011

Botnet Statistics [2011-12-12]

detection period: 2011-12-12 00:00-23:59 UTC
total number of suspected botnet IPs: 2872
number of botnet IPs notified to network operators: 2059
number of spam blocked: 50801
recipient count of spam blocked: 1766834

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

RankNetwork# of suspected botnet IPs
1HINET-NET252
2CTTNET114
3CHINANET-GD84
4VNPT-VNNIC-VN68
5BSNLNET56
6CHINANET-HE46
7TELKOMNET43
8CHINANET-JS42
9UNICOM-BJ36
10CHINANET-FJ33

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
1China737
2Taiwan280
3Indonesia163
4India153
5United States148
6Brazil136
7Viet Nam125
8Russian Federation111
9South Korea53
10Argentina51

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