Botnet Statistics [2016-05-21]

detection period: 2016-05-21 00:00-23:59 UTC
total number of suspected botnet IPs: 384
number of botnet IPs notified to network operators: 374
number of spam blocked: 466391
recipient count of spam blocked: 584160

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

Rank	Network	# of suspected botnet IPs
1	CNCITYNET	66
2	CHINANET-JS	48
3	HINET-NET	31
4	MSFT	20
5	VNPT-VNNIC-VN	19
6	SONET-NET	18
7	RingLink	16
8	CMNET	14
9	CHINANET-GD	7
10	OC3-NETWORKS2	6

The top 10 countries (as defined by the 2-character country code), ordered by number of suspected botnet IPs are:

1	China	208
2	Taiwan	55
3	United States	36
4	Viet Nam	32
5	Brazil	9
6	India	7
7	Thailand	4
8	Russian Federation	4
9	Turkey	3
10	Mexico	3