Botnet Statistics [2013-04-18]

detection period: 2013-04-18 00:00-23:59 UTC
total number of suspected botnet IPs: 7225
number of botnet IPs notified to network operators: 6512
number of spam blocked: 138908
recipient count of spam blocked: 4683469

To encourage cyber security information sharing (as some form of open data) while still giving victims enough time to clean up their computers, the IP list of suspected infected computers will be released here 10 days after its respective botnet statistics gets published.

Suspected Bots IP [2013-04-18]

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

Rank	Network	# of suspected botnet IPs
1	CHINANET-JS	3072
2	CRTC	371
3	CHINANET-HE	306
4	CTTNET	203
5	CHINANET-GD	163
6	BY-BELPAK-20091210	138
7	UNICOM-GD	59
8	HINET-NET	55
9	CHINASKYNET	43
10	MSFT-EP	39

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	4787
2	United States	351
3	Belarus	277
4	Ukraine	156
5	Russian Federation	137
6	India	137
7	Brazil	113
8	Kazakhstan	110
9	Taiwan	77
10	United Kingdom	55