Botnet Statistics [2021-07-21]

(To download the latest zombie ip list, please visit the Daily Zombie IP Lists for July 2021. To get an idea of what IP is scanning the Internet currently, please watch: Daily Botnet Detection Live Streaming.)
detection period: 2021-07-21 00:00-23:59 UTC
total number of suspected botnet IPs: 29676
number of botnet IPs notified to network operators (best case, if all mail were sent out successfully): 27289
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	2092
2	ALISOFT	890
3	DIGITALOCEAN-192-241-128-0	788
4	TENCENT-CN	648
5	NON-RIPE-NCC-MANAGED-ADDRESS-BLOCK	614
6	VNPT-VN	498
7	Baidu	433
8	HINET-NET	426
9	VIETTEL-VN	384
10	CHINANET-SD	346

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	8090
2	United States	4457
3	India	1736
4	Russian Federation	1607
5	Brazil	1287
6	Viet Nam	1285
7	Indonesia	817
8	European Union	643
9	Thailand	626
10	Taiwan	541

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

Rank	TCP port number	# of connection attempts received
1	445	290708
2	3000	223067
3	9000	220017
4	8000	209852
5	1000	173751
6	12000	130453
7	6000	122800
8	4000	120538
9	2100	110830
10	35000	107992

20210722 Botnet Detection Live Streaming 2200+ zombies detected)