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Monday, April 23, 2012

Botnet Statistics [2012-04-22]

detection period: 2012-04-22 00:00-23:59 UTC
total number of suspected botnet IPs: 3433
number of botnet IPs notified to network operators: 2623
number of spam blocked: 153279
recipient count of spam blocked: 5299270

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

RankNetwork# of suspected botnet IPs
1HINET-NET368
2UNICOM-GD337
3CHINANET-GD262
4UNICOM-HA107
5MAINT-CHINANET-HA75
6VNPT-VNNIC-VN62
7CHINANET-FJ48
8BSNLNET46
9PTCL44
10KORNET-KR41

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
1China1312
2Taiwan390
3United States163
4India160
5Brazil126
6South Korea118
7Viet Nam116
8Russian Federation106
9Pakistan54
10Poland48

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