Botnet Statistics [2012-04-03]

detection period: 2012-04-03 00:00-23:59 UTC
total number of suspected botnet IPs: 3496
number of botnet IPs notified to network operators: 2647
number of spam blocked: 159335
recipient count of spam blocked: 5501740

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	424
2	UNICOM-GD	337
3	CHINANET-GD	167
4	VNPT-VNNIC-VN	89
5	UNICOM-LN	76
6	PTCL	60
7	BSNLNET	54
8	CHINANET-JS	49
9	CHINANET-FJ	48
10	PHN-67-221-46-0-23	38

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	1033
2	Taiwan	456
3	United States	206
4	India	171
5	Brazil	154
6	Viet Nam	144
7	Russian Federation	111
8	Poland	93
9	South Korea	87
10	Indonesia	81