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Wednesday, July 21, 2010

Botnet Statistics [2010-07-20]

detection period: 2010-07-20 00:00-23:59 UTC
total number of suspected botnet IPs: 3370
number of botnet IPs notified to network operators: 2931
number of blocked spams: 108473
recipient count of blocked spams: 2603178

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

RankNetwork# of suspected botnet IPs
1BSNLNET883
2CHINANET-GD473
3RITELE183
4AR-TEAR7-LACNIC122
5RCOM85
6TATACOMM-IN80
7HATHWAY-NET66
8002.558.134/0001-5859
9000.065.376/0002-6545
10002.558.157/0001-6240

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
1India1228
2China996
3Brazil313
4Argentina190
5Russian Federation117
6Thailand73
7Taiwan49
8Ukraine36
9Mexico32
10Ethiopia31

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