Botnet Statistics [2012-05-31]

detection period: 2012-05-31 00:00-23:59 UTC
total number of suspected botnet IPs: 6338
number of botnet IPs notified to network operators: 5522
number of spam blocked: 177351
recipient count of spam blocked: 5893205

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	1812
2	UNICOM-GD	651
3	MAINT-CHINANET-HA	520
4	UNICOM-HN	355
5	HINET-NET	237
6	UNICOM-LN	232
7	CHINANET-HA	133
8	VNPT-VNNIC-VN	74
9	CHINANET-FJ	57
10	BSNLNET	54

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	4250
2	Taiwan	259
3	India	210
4	United States	191
5	Brzil	151
6	Viet Nam	130
7	Russian Federation	109
8	South Korea	89
9	Argentina	57
10	Pakistan	44