Botnet Statistics [2012-06-01]

detection period: 2012-06-01 00:00-23:59 UTC
total number of suspected botnet IPs: 6292
number of botnet IPs notified to network operators: 5403
number of spam blocked: 192466
recipient count of spam blocked: 6457679

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	1628
2	UNICOM-GD	659
3	MAINT-CHINANET-HA	456
4	UNICOM-HN	353
5	HINET-NET	337
6	CHINANET-HA	191
7	UNICOM-LN	125
8	VNPT-VNNIC-VN	85
9	PTCL	59
10	CRTC	50

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	3933
2	Taiwan	361
3	India	228
4	United States	183
5	Brazil	153
6	Viet Nam	135
7	Russian Federation	92
8	Pakistan	81
9	South Korea	77
10	Argentina	59