Botnet Statistics [2012-02-28]

detection period: 2012-02-28 00:00-23:59 UTC
total number of suspected botnet IPs: 5363
number of botnet IPs notified to network operators: 4387
number of spam blocked: 147512
recipient count of spam blocked: 4948726

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

Rank	Network	# of suspected botnet IPs
1	CHINANET-GD	822
2	UNICOM-GD	551
3	HINET-NET	494
4	UNICOM-HN	247
5	VNPT-VNNIC-VN	80
6	PTCL	64
7	BSNLNET	60
8	TELKOMNET	54
9	CHINANET-FJ	48
10	KORNET-KR	44

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	2193
2	Taiwan	529
3	India	225
4	Indonesia	199
5	Brazil	177
6	United States	168
7	Viet Nam	142
8	Russian Federation	126
9	Poland	124
10	South Korea	99