Botnet Statistics [2012-04-22]

detection period: 2012-04-22 00:00-23:59 UTC
total number of suspected botnet IPs: 3433
number of botnet IPs notified to network operators: 2623
number of spam blocked: 153279
recipient count of spam blocked: 5299270

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

Rank	Network	# of suspected botnet IPs
1	HINET-NET	368
2	UNICOM-GD	337
3	CHINANET-GD	262
4	UNICOM-HA	107
5	MAINT-CHINANET-HA	75
6	VNPT-VNNIC-VN	62
7	CHINANET-FJ	48
8	BSNLNET	46
9	PTCL	44
10	KORNET-KR	41

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	1312
2	Taiwan	390
3	United States	163
4	India	160
5	Brazil	126
6	South Korea	118
7	Viet Nam	116
8	Russian Federation	106
9	Pakistan	54
10	Poland	48