Botnet Statistics [2013-03-26]

I worked at the office until midnight yesterday. As this blog is updated during my spare time, I could not publish the statistics for 2013-03-25 in time. Just a reminder for myself.

detection period: 2013-03-26 00:00-23:59 UTC
total number of suspected botnet IPs: 5265
number of botnet IPs notified to network operators: 4147
number of spam blocked: 118577
recipient count of spam blocked: 4391300

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

Rank	Network	# of suspected botnet IPs
1	CRTC	380
2	CHINANET-HE	379
3	BY-BELPAK-20091210	298
4	CTTNET	183
5	CHINANET-GD	144
6	BY-BELPAK-20120330	110
7	BY-BELPAK-20080213	77
8	CHINANET-JS	76
9	HINET-NET	73
10	VNPT-VNNIC-VN	70

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	2112
2	Belarus	608
3	United States	335
4	Ukraine	272
5	Kazakhstan	238
6	Russian Federation	137
7	Brazil	112
8	Viet Nam	111
9	Taiwan	107
10	India	87