Botnet Statistics [2012-05-12]

detection period: 2012-05-12 00:00-23:59 UTC
total number of suspected botnet IPs: 4320
number of botnet IPs notified to network operators: 3491
number of spam blocked: 138234
recipient count of spam blocked: 4673820

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

Rank	Network	# of suspected botnet IPs
1	CHINANET-GD	954
2	MAINT-CHINANET-HA	423
3	UNICOM-GD	414
4	CHINANET-HA	165
5	BSNLNET	75
6	VNPT-VNNIC-VN	72
7	CHINANET-FJ	54
8	PTCL	48
9	PHN-67-221-46-0-23	44
10	CRTC	38

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	2463
2	India	224
3	United States	160
4	Brazil	142
5	Viet Nam	133
6	South Korea	94
7	Russian Federation	80
8	Pakistan	67
9	Poland	48
10	Indonesia	42