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Wednesday, March 21, 2012

Botnet Statistics [2012-03-20]

detection period: 2012-03-20 00:00-23:59 UTC
total number of suspected botnet IPs: 4352
number of botnet IPs notified to network operators: 3388
number of spam blocked: 174719
recipient count of spam blocked: 5952092

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

RankNetwork# of suspected botnet IPs
1CHINANET-GD683
2UNICOM-GD497
3HINET-NET477
4BSNLNET100
5VNPT-VNNIC-VN82
6PTCL74
7CHINANET-FJ51
8KORNET-KR50
9CHINANET-JS46
10BHARTI-IN35

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
1China1700
2Taiwan500
3India303
4United States178
5Brazil153
6Viet Nam128
7South Korea112
8Russian Federation105
9Pakistan97
10Indonesia87

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