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Saturday, March 31, 2012

Botnet Statistics [2012-03-30]

Today's number is taken from fake open relays only.

detection period: 2012-03-30 00:00-23:59 UTC
total number of suspected botnet IPs: 1658
number of botnet IPs notified to network operators: 1411
number of spam blocked: 186147
recipient count of spam blocked: 6456015

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

RankNetwork# of suspected botnet IPs
1UNICOM-GD452
2HINET-NET395
3CHINANET-GD74
4PHN-67-221-46-0-2319
5UNICOM-BJ18
6033.530.486/0001-2917
7002.558.157/0001-6216
8CHINANET-JS15
9003.420.926/0002-0514
10000.065.376/0002-6514

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
1China701
2Taiwan403
3Brazil94
4United States89
5Russian Federation61
6South Korea28
7India28
8Indonesia23
9France21
10Germany15

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