Botnet Statistics [2021-08-20]

(To download the latest zombie ip list, please visit the Daily Zombie IP Lists for August 2021. To get an idea of what IP is scanning the Internet currently, please watch: Daily Botnet Detection Live Streaming.)
detection period: 2021-08-20 00:00-23:59 UTC
total number of suspected botnet IPs: 27730
number of botnet IPs notified to network operators (best case, if all mail were sent out successfully): 25414
number of spam blocked: 0
recipient count of spam blocked: 0

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

Rank	Network	# of suspected botnet IPs
1	TencentCloud	1457
2	DIGITALOCEAN-192-241-128-0	783
3	ALISOFT	729
4	VNPT-VN	517
5	HINET-NET	436
6	NON-RIPE-NCC-MANAGED-ADDRESS-BLOCK	411
7	TENCENT-CN	403
8	VIETTEL-VN	379
9	Baidu	312
10	CMNET	269

The top 10 countries (as defined by the 2-character country code), ordered by the number of suspected botnet IPs are:

Rank	Country/Region	# of suspected botnet IPs
1	China	5828
2	United States	4602
3	Russian Federation	1689
4	India	1680
5	Brazil	1347
6	Viet Nam	1310
7	Indonesia	869
8	Thailand	661
9	Mexico	577
10	Taiwan	565

The top 10 TCP ports, ordered by the number of connection attempts received are:

Rank	TCP port number	# of connection attempts received
1	445	267501
2	6011	186938
3	1222	129897
4	6008	126846
5	1155	111598
6	1151	100742
7	8899	88355
8	1141	87662
9	6006	86523
10	1722	80960

20210821 Botnet Detection Live Streaming 60+ zombies detected)