Botnet Statistics [2012-05-22]

detection period: 2012-05-22 00:00-23:59 UTC
total number of suspected botnet IPs: 4682
number of botnet IPs notified to network operators: 3954
number of spam blocked: 153544
recipient count of spam blocked: 5184325

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	1074
2	UNICOM-GD	577
3	MAINT-CHINANET-HA	518
4	UNICOM-HN	223
5	CHINANET-HA	171
6	VNPT-VNNIC-VN	70
7	BSNLNET	58
8	CHINANET-FJ	55
9	CHINANET-JS	48
10	HINET-NET	45

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	3100
2	India	215
3	Brazil	153
4	Viet Nam	115
5	United States	103
6	Russian Federation	88
7	South Korea	67
8	Taiwan	59
9	Pakistan	49
10	Indonesia	46