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Saturday, March 19, 2011

Botnet Statistics [2011-03-18]

detection period: 2011-03-18 00:00-23:59 UTC
total number of suspected botnet IPs: 2383
number of botnet IPs notified to network operators: 1722
number of blocked spams: 128723
recipient count of blocked spams: 4004834

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

RankNetwork# of suspected botnet IPs
1HINET-NET336
2UNICOM-HA148
3CHINANET-GD115
4BSNLNET68
5CHINANET-JS38
6RCOM29
7UNICOM-SD28
8002.558.134/0001-5827
9TELKOMNET25
10CTTNET24

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
1China593
2Taiwan352
3Brazil181
4India178
5Russian Federation119
6United States116
7Indonesia66
8Kazakhstan55
9Ukraine46
10Colombia41

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