Botnet Statistics [2012-04-01]

detection period: 2012-04-01 00:00-23:59 UTC
total number of suspected botnet IPs: 2953
number of botnet IPs notified to network operators: 2285
number of spam blocked: 170421
recipient count of spam blocked: 5900113

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	447
2	UNICOM-GD	340
3	CHINANET-GD	156
4	PTCL	56
5	VNPT-VNNIC-VN	50
6	CHINANET-FJ	48
7	PHN-67-221-46-0-23	44
8	CHINANET-JS	37
9	KORNET-KR	36
10	UNICOM-BJ	28

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	936
2	Taiwan	474
3	United States	206
4	Brazil	112
5	Viet Nam	80
6	India	80
7	South Korea	75
8	Russian Federation	73
9	Pakistan	67
10	Poland	55

Botnet Statistics for March 2012

detection period: 2012-03-01 00:00 - 2012-03-31 23:59 UTC
total number of suspected botnet IPs: 67852
number of blocked spams: 4707922
recipient count of blocked spams: 161100022

The top 25 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	18896
2	Taiwan	13063
3	India	4531
4	Viet Nam	2302
5	Indonesia	2290
6	Pakistan	2107
7	United States	2032
8	Brazil	1642
9	Russian Federation	1580
10	Poland	1561
11	South Korea	1207
12	Argentina	927
13	Peru	781
14	Belarus	664
15	Kazakhstan	619
16	Romania	617
17	Spain	578
18	Saudi Arabia	555
19	Ukraine	541
20	Germany	494
21	Colombia	490
22	Chile	468
23	Iran	452
24	Turkey	437
25	Serbia	392

The top 25 countries (as defined by the 2-character country code), ordered by number of blocked spams are:

Rank	Country	# of blocked spams
1	China	1096359
2	Brazil	637279
3	United States	434908
4	Taiwan	294457
5	Russian Federation	211106
6	France	153834
7	India	151956
8	Indonesia	144593
9	Germany	136517
10	Canada	101774
11	Ukraine	96079
12	South Korea	92497
13	Iran	69661
14	Hong Kong	58819
15	United Kingdom	53891
16	Poland	52912
17	European Union	50126
18	Mexico	46916
19	Netherlands	45048
20	Chile	43638
21	Viet Nam	43293
22	Serbia	37059
23	Pakistan	36415
24	Thailand	35482
25	Czech Republic	34313

The top 25 countries (as defined by the 2-character country code), ordered by recipient count of blocked spams are:

Botnet Statistics [2012-03-31]

I rebuilt a greylisting vps yesterday, so expect the statistics get back to its normal level.

detection period: 2012-03-31 00:00-23:59 UTC
total number of suspected botnet IPs: 2215
number of botnet IPs notified to network operators: 1702
number of spam blocked: 177515
recipient count of spam blocked: 6155203

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	454
2	UNICOM-GD	224
3	MAINT-CHINANET-HA	71
4	CHINANET-GD	54
5	PHN-67-221-46-0-23	41
6	UNICOM-BJ	25
7	PTCL	24
8	CHINANET-FJ	24
9	CHINANET-JS	21
10	033.530.486/0001-29	18

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	660
2	Taiwan	470
3	United States	191
4	Brazil	114
5	Russian Federation	59
6	India	46
7	South Korea	39
8	Poland	35
9	Pakistan	32
10	Indonesia	32