Botnet Statistics [2010-04-21]

detection period: 2010-04-21 00:00-23:59 UTC
total number of suspected botnet IPs: 3444
number of botnet IPs notified to network operators: 3147
number of blocked spams: 107105
recipient count of blocked spams: 1903794

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	1327
2	BSNLNET	273
3	CHINANET-GD	255
4	RITELE	250
5	AR-TEAR7-LACNIC	94
6	002.558.157/0001-62	53
7	RCOM	41
8	000.065.376/0002-65	31
9	TATACOMM-IN	30
10	UNICOM-SD	27

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	Taiwan	1334
2	China	808
3	India	433
4	Brazil	196
5	Argentina	146
6	United States	124
7	Thailand	69
8	Russian Federation	69
9	Colombia	27
10	Indonesia	25