Botnet Statistics [2013-04-19]

detection period: 2013-04-19 00:00-23:59 UTC
total number of suspected botnet IPs: 4323
number of botnet IPs notified to network operators: 3702
number of spam blocked: 117362
recipient count of spam blocked: 4033820

To encourage cyber security information sharing (as some form of open data) while still giving victims enough time to clean up their computers, the IP list of suspected infected computers will be released here 10 days after its respective botnet statistics gets published.

Suspected Bots IP [2013-04-19]

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

Rank	Network	# of suspected botnet IPs
1	CHINANET-JS	721
2	CHINANET-HE	307
3	BY-BELPAK-20091210	181
4	CHINANET-GD	151
5	CRTC	132
6	CTTNET	62
7	UNICOM-GD	56
8	HINET-NET	53
9	BY-BELPAK-20120330	46
10	KZ-KAZAKTELECOM-20080923	36

The top 10 countries (as defined by the 2-character country code), ordered by number of suspected botnet IPs are:

Rank	Country	# of suspected botnet IPs
1	China	1927
2	Belarus	332
3	United States	292
4	Ukraine	162
5	Kazakhstan	155
6	Russian Federation	119
7	Brazil	111
8	India	79
9	Taiwan	70
10	Peru	67