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Thursday, May 31, 2012

Botnet Statistics [2012-05-30]

detection period: 2012-05-30 00:00-23:59 UTC
total number of suspected botnet IPs: 7139
number of botnet IPs notified to network operators: 6256
number of spam blocked: 163914
recipient count of spam blocked: 5382260

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

RankNetwork# of suspected botnet IPs
1CHINANET-GD2045
2UNICOM-GD684
3MAINT-CHINANET-HA549
4UNICOM-HN454
5HINET-NET433
6UNICOM-LN347
7CHINANET-HA119
8BSNLNET75
9VNPT-VNNIC-VN69
10CHINANET-FJ62

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
1China4801
2Taiwan460
3India247
4United States169
5Brazil154
6South Korea132
7Viet Nam125
8Russian Federation92
9Pakistan56
10Indonesia44

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