Botnet Statistics [2021-07-20]

(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: 2021-07-20 00:00-23:59 UTC
total number of suspected botnet IPs: 29969
number of botnet IPs notified to network operators (best case, if all mail were sent out successfully): 27736
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	2083
2	ALISOFT	958
3	DIGITALOCEAN-192-241-128-0	790
4	TENCENT-CN	663
5	NON-RIPE-NCC-MANAGED-ADDRESS-BLOCK	593
6	VNPT-VN	503
7	HINET-NET	454
8	Baidu	397
9	VIETTEL-VN	372
10	CHINANET-SD	357

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	8083
2	United States	4905
3	India	1926
4	Russian Federation	1622
5	Brazil	1288
6	Viet Nam	1245
7	European Union	628
8	Thailand	624
9	Indonesia	597
10	Taiwan	589

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

Rank	TCP port number	# of connection attempts received
1	445	306851
2	2210	154465
3	2007	122890
4	226	99185
5	3422	83230
6	999	76152
7	225	68003
8	2500	59405
9	221	56951
10	7881	53425

20210721 Botnet Detection Live Streaming 2000+ zombies detected)