Botnet Statistics for August 2011

detection period: 2011-08-01 00:00 - 2011-08-31 23:59 UTC
total number of suspected botnet IPs: 35766
number of blocked spams: 1306734
recipient count of blocked spams: 45077851

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	7809
2	Taiwan	4864
3	India	4002
4	Russian Federation	1966
5	Brazil	1876
6	South Korea	1364
7	Viet Nam	1071
8	Ukraine	927
9	United States	915
10	Indonesia	803
11	Poland	751
12	Argentina	719
13	Belarus	526
14	Pakistan	443
15	Colombia	436
16	Romania	415
17	Germany	360
18	Chile	307
19	Turkey	297
20	Serbia	284
21	Spain	284
22	Kazakhstan	274
23	Peru	227
24	Thailand	222
25	Mexico	208

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	300385
2	Brazil	183118
3	Taiwan	74771
4	United States	74584
5	Russian Federation	65332
6	India	59608
7	France	49209
8	Colombia	40722
9	Indonesia	38636
10	Thailand	30291
11	Germany	28000
12	Ukraine	21307
13	South Korea	20150
14	Viet Nam	19977
15	United Kingdom	19805
16	Mexico	16076
17	Argentina	15413
18	Poland	15292
19	Chile	14375
20	Australia	14266
21	Philippines	11506
22	Iran	8348
23	Czech Republic	7716
24	European Union	7436
25	Bulgaria	7421

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

Rank	Country	recipient count of blocked spams
1	China	10242793
2	Brazil	6387312
3	United States	2599483
4	Taiwan	2336321
5	Russian Federation	2277422
6	India	2081483
7	France	1721506
8	Colombia	1420663
9	Indonesia	1349926
10	Thailand	1058545
11	Germany	978283
12	Ukraine	742196
13	South Korea	704680
14	Viet Nam	697262
15	United Kingdom	690953
16	Mexico	560731
17	Argentina	537525
18	Poland	532695
19	Chile	502185
20	Australia	499368
21	Philippines	402270
22	Iran	290045
23	Czech Republic	268846
24	Bulgaria	258923
25	European Union	258361

The top 25 networks (as found in WHOIS), ordered by number of suspected botnet IPs are:

Rank	Network	# of suspected botnet IPs
1	HINET-NET	4596
2	CHINANET-GD	2166
3	BSNLNET	1845
4	CHINANET-JS	831
5	CRTC	786
6	VNPT-VNNIC-VN	682
7	KORNET-KR	670
8	BY-BELPAK-20091210	437
9	RCOM	397
10	PTCL	382
11	UNICOM-BJ	370
12	002.558.134/0001-58	349
13	AR-TEAR7-LACNIC	339
14	000.065.376/0002-65	331
15	TELKOMNET	321
16	BHARTI-IN	288
17	002.558.157/0001-62	271
18	UKRTELNET	260
19	TATACOMM-IN	248
20	CHINANET-SH	244
21	MTNLISP	242
22	CTTNET	231
23	UNICOM-SD	224
24	076.535.764/0326-90	201
25	CHINANET-ZJ	173

The top 25 networks (as found in WHOIS), ordered by number of blocked spams are:

Rank	Network	# of blocked spams
1	HINET-NET	66560
2	000.065.376/0002-65	43838
3	033.530.486/0001-29	35767
4	CHINANET-JS	28394
5	003.420.926/0002-05	27853
6	OVH	27562
7	UNICOM-SD	22859
8	CO-ACSA-LACNIC	22062
9	002.558.157/0001-62	20404
10	CHINANET-GD	17509
11	CHINANET-GX	14990
12	CHINANET-ZJ	14258
13	CHINANET-SH	12605
14	CHINANET-HB	12231
15	CHINANET-CQ	11862
16	TELKOMNET	11647
17	UNICOM-LN	11295
18	SRT	11181
19	TATACOMM-IN	11091
20	CHINANET-ZJ-WZ	10527
21	UNICOM-JL	10357
22	BHARTI-IN	10252
23	CHINANET-AH	8924
24	RCOM	8800
25	KORNET-KR	8674

The top 25 networks (as found in WHOIS), ordered by recipient count of blocked spams are:

Rank	Network	recipient count of blocked spams
1	HINET-NET	2066875
2	000.065.376/0002-65	1531577
3	033.530.486/0001-29	1249239
4	CHINANET-JS	992517
5	003.420.926/0002-05	970232
6	OVH	963905
7	UNICOM-SD	797611
8	CO-ACSA-LACNIC	770416
9	002.558.157/0001-62	712298
10	CHINANET-GD	611963
11	CHINANET-GX	524413
12	CHINANET-ZJ	452588
13	CHINANET-SH	440884
14	CHINANET-HB	427363
15	CHINANET-CQ	414512
16	TELKOMNET	407103
17	UNICOM-LN	394893
18	SRT	390820
19	TATACOMM-IN	387576
20	UNICOM-JL	362436
21	BHARTI-IN	357340
22	CHINANET-AH	312242
23	RCOM	307057
24	KORNET-KR	303091
25	CHINA-ABITCOOL	284498