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Thursday, January 20, 2011

Botnet Statistics [2011-01-19]

detection period: 2011-01-19 00:00-23:59 UTC
total number of suspected botnet IPs: 1841
number of botnet IPs notified to network operators: 1334
number of blocked spams: 314601
recipient count of blocked spams: 10636863

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

RankNetwork# of suspected botnet IPs
1BSNLNET137
2HINET-NET133
3RCOM35
4000.065.376/0002-6534
5CHINANET-ZJ-WZ32
6002.558.134/0001-5830
7UKRTELNET28
8AR-TEAR7-LACNIC25
9TRUENET24
10TATACOMM-IN24

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
1China269
2India261
3Brazil215
4Taiwan145
5Russian Federation124
6Thailand101
7United States57
8Ukraine57
9Argentina54
10Indonesia53

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