Botnet Statistics [2021-10-21]

(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: 2021-10-21 00:00-23:59 UTC
total number of suspected botnet IPs: 26129
number of botnet IPs notified to network operators (best case, if all mail were sent out successfully): 24011
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	VNPT-VN	839
2	DIGITALOCEAN-192-241-128-0	732
3	VIETTEL-VN	712
4	ALISOFT	677
5	HINET-NET	520
6	TencentCloud	511
7	TELKOMNET	387
8	BSNLNET	362
9	02.558.157/0001-62	308
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	3602
2	United States	3259
3	India	2188
4	Viet Nam	2112
5	Russian Federation	1987
6	Brazil	1618
7	Indonesia	1132
8	Thailand	811
9	Taiwan	665
10	Mexico	553

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

Rank	TCP port number	# of connection attempts received
1	5712	372640
2	445	300311
3	7513	280506
4	5621	279133
5	3030	275094
6	4429	249464
7	5528	245421
8	5310	201999
9	5524	197245
10	226	197026

20211022 Botnet Detection Live Streaming 510+ zombies detected)