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Tuesday, December 20, 2011

Botnet Statistics [2011-12-19]

detection period: 2011-12-19 00:00-23:59 UTC
total number of suspected botnet IPs: 2957
number of botnet IPs notified to network operators: 2199
number of spam blocked: 51840
recipient count of spam blocked: 1802204

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

RankNetwork# of suspected botnet IPs
1HINET-NET246
2CTTNET109
3CHINANET-GD108
4VNPT-VNNIC-VN99
5TELKOMNET79
6PTCL68
7BSNLNET60
8CHINANET-JS46
9CHINANET-FJ34
10CRTC33

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
1China726
2Indonesia331
3Taiwan264
4India220
5Viet Nam175
6Brazil129
7United States113
8Russian Federation90
9Pakistan78
10Argentina52

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