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Saturday, February 23, 2013

Botnet Statistics [2013-02-22]

detection period: 2013-02-22 00:00-23:59 UTC
total number of suspected botnet IPs: 2908
number of botnet IPs notified to network operators: 2441
number of spam blocked: 84351
recipient count of spam blocked: 2915104

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

RankNetwork# of suspected botnet IPs
1CTTNET315
2CHINANET-GD134
3CHINANET-HE129
4UNICOM-GD89
5UNICOM-SD81
6BY-BELPAK-2009121057
7UNICOM-HA52
8UNICOM-NM41
9UNICOM-HE40
10CRTC38

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
1China1549
2United States200
3Belarus120
4Brazil106
5Russian Federation74
6Kazakhstan71
7India51
8Ukraine48
9United Kingdom37
10Taiwan35

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