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Tuesday, April 26, 2011

Botnet Statistics [2011-04-25]

detection period: 2011-04-25 00:00-23:59 UTC
total number of suspected botnet IPs: 3957
number of botnet IPs notified to network operators: 3051
number of blocked spams: 49383
recipient count of blocked spams: 1162922

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

RankNetwork# of suspected botnet IPs
1HINET-NET434
2UNICOM-HA333
3CTTNET222
4UNICOM-GD220
5CHINANET-GD188
6BSNLNET138
7KORNET-KR115
8UKRTELNET71
9BY-BELPAK-2009121068
10BHARTI-IN52

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
1China1158
2Russian Federation508
3Taiwan466
4India384
5South Korea212
6Ukraine190
7Belarus92
8Brazil79
9Pakistan57
10Kazakhstan53

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