Botnet Statistics [2012-04-27]

detection period: 2012-04-27 00:00-23:59 UTC
total number of suspected botnet IPs: 3616
number of botnet IPs notified to network operators: 2647
number of spam blocked: 139559
recipient count of spam blocked: 4798489

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	511
2	UNICOM-GD	502
3	VNPT-VNNIC-VN	92
4	BSNLNET	72
5	PTCL	57
6	CHINANET-FJ	57
7	KORNET-KR	54
8	CRTC	35
9	UNICOM-BJ	28
10	CHINANET-HB	28

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	1508
2	India	251
3	Viet Nam	166
4	United States	143
5	Brazil	134
6	South Korea	117
7	Russian Federation	96
8	Pakistan	76
9	Indonesia	59
10	Poland	55