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Friday, July 27, 2012

Botnet Statistics [2012-07-26]

detection period: 2012-07-26 00:00-23:59 UTC
total number of suspected botnet IPs: 3754
number of botnet IPs notified to network operators: 3240
number of spam blocked: 115117
recipient count of spam blocked: 3944515

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

RankNetwork# of suspected botnet IPs
1CHINANET-GD771
2UNICOM-GD592
3MAINT-CHINANET-HA392
4UNICOM-LN209
5CHINANET-HA125
6CHINANET-FJ57
7CRTC46
8CHINANET-JS42
9CHINANET-HB25
10UNICOM-BJ21

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
1China2706
2Brazil133
3United States112
4Russian Federation81
5Taiwan36
6Germany36
7South Korea35
8India35
9Colombia28
10France26

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