Botnet Statistics [2021-10-19]

(To download the latest zombie ip list, please visit the Daily Zombie IP Lists for October 2021. To get an idea of what IP is scanning the Internet currently, please watch: Daily Botnet Detection Live Streaming.)
detection period: 2021-10-19 00:00-23:59 UTC
total number of suspected botnet IPs: 25693
number of botnet IPs notified to network operators (best case, if all mail were sent out successfully): 23771
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	DIGITALOCEAN-192-241-128-0	740
2	VNPT-VN	729
3	VIETTEL-VN	677
4	ALISOFT	653
5	TencentCloud	551
6	HINET-NET	466
7	CMNET	372
8	TELKOMNET	330
9	02.558.157/0001-62	269
10	AFRINIC-042005	265

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	3929
2	United States	3818
3	Viet Nam	1990
4	Russian Federation	1920
5	India	1777
6	Brazil	1429
7	Indonesia	933
8	Thailand	825
9	Taiwan	604
10	Mexico	539

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

Rank	TCP port number	# of connection attempts received
1	2826	366897
2	3611	316073
3	445	289859
4	4623	276582
5	3411	243164
6	2729	237896
7	3811	236064
8	3525	228787
9	5714	222484
10	3910	213657

20211020 Botnet Detection Live Streaming 60+ zombies detected)