Botnet Statistics [2012-03-20]

detection period: 2012-03-20 00:00-23:59 UTC
total number of suspected botnet IPs: 4352
number of botnet IPs notified to network operators: 3388
number of spam blocked: 174719
recipient count of spam blocked: 5952092

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	683
2	UNICOM-GD	497
3	HINET-NET	477
4	BSNLNET	100
5	VNPT-VNNIC-VN	82
6	PTCL	74
7	CHINANET-FJ	51
8	KORNET-KR	50
9	CHINANET-JS	46
10	BHARTI-IN	35

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	1700
2	Taiwan	500
3	India	303
4	United States	178
5	Brazil	153
6	Viet Nam	128
7	South Korea	112
8	Russian Federation	105
9	Pakistan	97
10	Indonesia	87