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Sunday, September 22, 2013

Botnet Statistics [2013-09-21]

detection period: 2013-09-21 00:00-23:59 UTC
total number of suspected botnet IPs: 2181
number of botnet IPs notified to network operators: 1891
number of spam blocked: 83653
recipient count of spam blocked: 2839389

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

RankNetwork# of suspected botnet IPs
1HINET-NET843
2UNICOM-GD122
3CHINANET-GD105
4CTTNET71
5CHINANET-FJ37
6CHINANET-HE31
7UNICOM-LN26
8AR-CASA10-LACNIC18
9KORNET-KR15
10AR-TEAR7-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
1Taiwan850
2China561
3United States67
4Iran54
5Brazil50
6Argentina48
7Russian Federation32
8South Korea32
9Colombia32
10Peru26

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