Botnet Statistics [2011-10-28]

detection period: 2011-10-28 00:00-23:59 UTC
total number of suspected botnet IPs: 2351
number of botnet IPs notified to network operators: 1712
number of spam blocked: 44916
recipient count of spam blocked: 1551866

The top 10 networks (as found in WHOIS), ordered by number of suspected botnet IPs are:

Rank	Network	# of suspected botnet IPs
1	HINET-NET	233
2	CHINANET-GD	128
3	CHINANET-JS	79
4	CTTNET	60
5	VNPT-VNNIC-VN	42
6	CRTC	32
7	UNICOM-BJ	28
8	TELKOMNET	28
9	CHINANET-SH	23
10	UNICOM-SD	22

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	801
2	Taiwan	252
3	United States	127
4	Brazil	105
5	Indonesia	93
6	India	80
7	Russian Federation	77
8	Viet Nam	72
9	South Korea	46
10	Ukraine	42