Botnet Statistics [2012-04-15]

detection period: 2012-04-15 00:00-23:59 UTC
total number of suspected botnet IPs: 2215
number of botnet IPs notified to network operators: 1577
number of spam blocked: 169649
recipient count of spam blocked: 5921225

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

Rank	Network	# of suspected botnet IPs
1	UNICOM-GD	307
2	CHINANET-GD	110
3	CHINANET-JS	44
4	KORNET-KR	40
5	VNPT-VNNIC-VN	33
6	PTCL	32
7	UNICOM-BJ	29
8	BSNLNET	28
9	CHINANET-FJ	27
10	CRTC	24

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	873
2	United States	153
3	India	101
4	Brazil	98
5	South Korea	94
6	Russian Federation	78
7	Viet Nam	72
8	Pakistan	48
9	Taiwan	44
10	Poland	30