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Monday, April 26, 2010

Botnet Statistics [2010-04-25]

detection period: 2010-04-25 00:00-23:59 UTC
total number of suspected botnet IPs: 3665
number of botnet IPs notified to network operators: 3339
number of blocked spams: 199124
recipient count of blocked spams: 2808409

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

RankNetwork# of suspected botnet IPs
1HINET-NET1367
2CHINANET-GD333
3BSNLNET264
4RITELE191
5AR-TEAR7-LACNIC102
6002.558.157/0001-6287
7CAT-BB-NET44
8002.558.134/0001-5838
9TRUENET33
10UNICOM-SD31

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
1Taiwan1376
2China874
3India345
4Brazil275
5Argentina173
6United States121
7Thailand99
8Russian Federation74
9Mexico29
10Indonesia23

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