Botnet Statistics [2021-09-20]

(To download the latest zombie ip list, please visit the Daily Zombie IP Lists for September 2021. To get an idea of what IP is scanning the Internet currently, please watch: Daily Botnet Detection Live Streaming.)
detection period: 2021-09-20 00:00-23:59 UTC
total number of suspected botnet IPs: 29253
number of botnet IPs notified to network operators (best case, if all mail were sent out successfully): 26910
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	1259
2	ALISOFT	956
3	DIGITALOCEAN-192-241-128-0	758
4	VNPT-VN	593
5	VIETTEL-VN	468
6	CMNET	375
7	HINET-NET	365
8	NON-RIPE-NCC-MANAGED-ADDRESS-BLOCK	363
9	BSNLNET	353
10	TENCENT-CN	337

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	6067
2	United States	4629
3	India	2223
4	Russian Federation	1863
5	Viet Nam	1487
6	Brazil	1355
7	Indonesia	841
8	Thailand	718
9	Mauritius	527
10	Taiwan	502

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

Rank	TCP port number	# of connection attempts received
1	445	323098
2	5922	193458
3	7122	183365
4	10000	178484
5	6122	172070
6	10227	141830
7	1999	116787
8	7222	92902
9	6922	91350
10	5900	91291

20210921 Botnet Detection Live Streaming 60+ zombies detected)