Botnet Statistics [2013-03-27]

detection period: 2013-03-27 00:00-23:59 UTC
total number of suspected botnet IPs: 5436
number of botnet IPs notified to network operators: 4308
number of spam blocked: 103349
recipient count of spam blocked: 3833809

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

Rank	Network	# of suspected botnet IPs
1	CHINANET-HE	435
2	CRTC	321
3	BY-BELPAK-20091210	302
4	CTTNET	169
5	CHINANET-GD	168
6	CHINANET-JS	138
7	BY-BELPAK-20120330	118
8	VNPT-VNNIC-VN	89
9	HINET-NET	89
10	BY-BELPAK-20080213	61

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	2106
2	Belarus	574
3	United States	406
4	Ukraine	251
5	Kazakhstan	222
6	Russian Federation	146
7	Viet Nam	141
8	Brazil	138
9	Taiwan	121
10	India	75