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Monday, May 31, 2010

Botnet Statistics [2010-05-30]

detection period: 2010-05-30 00:00-23:59 UTC
total number of suspected botnet IPs: 3355
number of botnet IPs notified to network operators: 2996
number of blocked spams: 53312
recipient count of blocked spams: 1389441

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

RankNetwork# of suspected botnet IPs
1HINET-NET1218
2CHINANET-GD658
3BSNLNET175
4AR-TEAR7-LACNIC80
5002.558.157/0001-6263
6TFN-NET61
7TRUENET34
8000.065.376/0002-6532
9UNICOM-SD30
10RCOM27

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
1Taiwan1286
2China972
3India258
4Brazil209
5Argentina133
6Russian Federation104
7Thailand64
8United States33
9Indonesia27
10Colombia22

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