Botnet Statistics [2012-05-15]

detection period: 2012-05-15 00:00-23:59 UTC
total number of suspected botnet IPs: 4675
number of botnet IPs notified to network operators: 3819
number of spam blocked: 147920
recipient count of spam blocked: 5015799

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	787
2	MAINT-CHINANET-HA	575
3	UNICOM-GD	543
4	UNICOM-HN	176
5	CHINANET-HA	166
6	VNPT-VNNIC-VN	85
7	BSNLNET	62
8	CHINANET-FJ	46
9	PTCL	40
10	CHINANET-JS	40

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	2799
2	India	228
3	Viet Nam	160
4	Brazil	149
5	United States	133
6	South Korea	95
7	Russian Federation	91
8	Pakistan	64
9	Kazakhstan	51
10	Indonesia	49