Botnet Statistics [2012-06-21]

detection period: 2012-06-21 00:00-23:59 UTC
total number of suspected botnet IPs: 4268
number of botnet IPs notified to network operators: 3415
number of spam blocked: 172241
recipient count of spam blocked: 5671098

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	1037
2	UNICOM-GD	599
3	UNICOM-HN	193
4	HINET-NET	180
5	CHINANET-JS	61
6	BSNLNET	61
7	CHINANET-FJ	54
8	UNICOM-HB	44
9	KORNET-KR	44
10	CRTC	41

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	2394
2	India	227
3	Taiwan	201
4	Brazil	179
5	Russian Federation	104
6	United States	103
7	South Korea	96
8	Viet Nam	77
9	France	38
10	Pakistan	36