Botnet Statistics [2012-05-24]

detection period: 2012-05-24 00:00-23:59 UTC
total number of suspected botnet IPs: 4536
number of botnet IPs notified to network operators: 3806
number of spam blocked: 157046
recipient count of spam blocked: 5328324

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	1075
2	UNICOM-HN	539
3	MAINT-CHINANET-HA	385
4	CHINANET-HA	169
5	HINET-NET	166
6	UNICOM-GD	112
7	VNPT-VNNIC-VN	59
8	BSNLNET	45
9	CHINANET-FJ	43
10	CRTC	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	2818
2	India	190
3	Taiwan	185
4	Brazil	152
5	United States	122
6	Viet Nam	111
7	South Korea	98
8	Russian Federation	80
9	Pakistan	48
10	Iran	42