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Wednesday, May 16, 2012

Botnet Statistics [2012-05-15]

detection period: 2012-05-15 00:00-23:59 UTC
total number of suspected botnet IPs: 4675
number of botnet IPs notified to network operators: 3819
number of spam blocked: 147920
recipient count of spam blocked: 5015799

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

RankNetwork# of suspected botnet IPs
1CHINANET-GD787
2MAINT-CHINANET-HA575
3UNICOM-GD543
4UNICOM-HN176
5CHINANET-HA166
6VNPT-VNNIC-VN85
7BSNLNET62
8CHINANET-FJ46
9PTCL40
10CHINANET-JS40

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
1China2799
2India228
3Viet Nam160
4Brazil149
5United States133
6South Korea95
7Russian Federation91
8Pakistan64
9Kazakhstan51
10Indonesia49

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