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Thursday, April 22, 2010

Botnet Statistics [2010-04-21]

detection period: 2010-04-21 00:00-23:59 UTC
total number of suspected botnet IPs: 3444
number of botnet IPs notified to network operators: 3147
number of blocked spams: 107105
recipient count of blocked spams: 1903794

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

RankNetwork# of suspected botnet IPs
1HINET-NET1327
2BSNLNET273
3CHINANET-GD255
4RITELE250
5AR-TEAR7-LACNIC94
6002.558.157/0001-6253
7RCOM41
8000.065.376/0002-6531
9TATACOMM-IN30
10UNICOM-SD27

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
1Taiwan1334
2China808
3India433
4Brazil196
5Argentina146
6United States124
7Thailand69
8Russian Federation69
9Colombia27
10Indonesia25

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