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Thursday, March 25, 2010

Botnet Statistics [2010-03-24]

detection period: 2010-03-24 00:00-23:59 UTC
total number of suspected botnet IPs: 3972
number of botnet IPs notified to network operators: 3605
number of blocked spams: 207935
recipient count of blocked spams: 3133320

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

RankNetwork# of suspected botnet IPs
1HINET-NET1344
2CHINANET-GD461
3RITELE305
4BSNLNET259
5002.558.157/0001-6282
6AR-TEAR7-LACNIC60
7RCOM48
8UNICOM-SD35
9002.558.134/0001-5830
10000.065.376/0002-6526

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
1Taiwan1364
2China1107
3India407
4Brazil269
5United States228
6Argentina103
7Russian Federation74
8United Kingdom40
9Spain30
10South Korea26

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