Botnet Statistics [2012-04-23]

detection period: 2012-04-23 00:00-23:59 UTC
total number of suspected botnet IPs: 3453
number of botnet IPs notified to network operators: 2624
number of spam blocked: 163615
recipient count of spam blocked: 5670280

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

Rank	Network	# of suspected botnet IPs
1	HINET-NET	338
2	UNICOM-GD	328
3	CHINANET-GD	280
4	UNICOM-HA	111
5	VNPT-VNNIC-VN	83
6	MAINT-CHINANET-HA	74
7	PTCL	54
8	BSNLNET	54
9	KORNET-KR	42
10	CRTC	42

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	1315
2	Taiwan	365
3	India	207
4	United States	162
5	Viet Nam	146
6	Brazil	132
7	South Korea	99
8	Russian Federation	88
9	Pakistan	80
10	Indonesia	47