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Friday, May 28, 2010

Botnet Statistics [2010-05-27]

detection period: 2010-05-27 00:00-23:59 UTC
total number of suspected botnet IPs: 3614
number of botnet IPs notified to network operators: 3247
number of blocked spams: 40649
recipient count of blocked spams: 1024421

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

RankNetwork# of suspected botnet IPs
1HINET-NET1217
2BSNLNET434
3RITELE213
4TFN-NET125
5CHINANET-GD125
6AR-TEAR7-LACNIC86
7002.558.157/0001-6285
8RCOM83
9TATACOMM-IN50
10002.558.134/0001-5845

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
1Taiwan1350
2India671
3China663
4Brazil298
5Argentina156
6Russian Federation114
7Thailand43
8Indonesia31
9United States25
10Colombia23

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