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Friday, October 22, 2010

Botnet Statistics [2010-10-21]

detection period: 2010-10-21 00:00-23:59 UTC
total number of suspected botnet IPs: 2567
number of botnet IPs notified to network operators: 2198
number of blocked spams: 394827
recipient count of blocked spams: 13175149

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

RankNetwork# of suspected botnet IPs
1HINET-NET1388
2AR-TEAR7-LACNIC46
3000.065.376/0002-6534
4002.558.134/0001-5831
5BSNLNET25
6002.558.157/0001-6225
7033.530.486/0001-2920
8CAT-BB-NET17
9076.535.764/0326-9017
10AR-PRSA-LACNIC15

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
1Taiwan1397
2Brazil213
3China196
4Russian Federation92
5Argentina82
6Thailand62
7India60
8United States55
9Colombia40
10South Korea31

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