Botnet STatistics [2012-06-09]

Greylisting is back online.

detection period: 2012-06-09 00:00-23:59 UTC
total number of suspected botnet IPs: 3763
number of botnet IPs notified to network operators: 3138
number of spam blocked: 161226
recipient count of spam blocked: 5321523

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	1623
2	UNICOM-GD	334
3	PHN-67-221-46-0-23	45
4	CHINANET-FJ	41
5	CHINANET-JS	35
6	CHINANET-SH	33
7	VNPT-VNNIC-VN	29
8	BSNLNET	27
9	PTCL	25
10	CRTC	24

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	2407
2	United States	173
3	Brazil	131
4	India	101
5	Russian Federation	71
6	Viet Nam	60
7	South Korea	49
8	Pakistan	39
9	Taiwan	36
10	Indonesia	32