Botnet Statistics [2023-05-21]

(To download the latest zombie ip list, please visit the Daily Zombie IP Lists for May 2023. To get an idea of what IP is scanning the Internet currently, please watch: Daily Botnet Detection Live Streaming.)
detection period: 2023-05-21 00:00-23:59 UTC
total number of suspected botnet IPs: 19910
number of botnet IPs notified to network operators (best case, if all mail were sent out successfully): 18106
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	GOOGLE-CLOUD	1038
2	ACEVILLEPTELTD-SG	678
3	DIGITALOCEAN-192-241-128-0	482
4	PAN-22	459
5	KORNET-KR	393
6	DIGITALOCEAN-107-170-0-0	346
7	CHINANET-JS	298
8	DIGITALOCEAN-198-199-64-0	282
9	ASEPL-SG	279
10	DIGITALOCEAN-162-243-0-0	269

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	United States	6472
2	China	2641
3	Singapore	1085
4	India	961
5	Russian Federation	674
6	South Korea	615
7	Brazil	585
8	Hong Kong	467
9	Viet Nam	457
10	Indonesia	430

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

Rank	TCP port number	# of connection attempts received
1	4422	117469
2	5522	74776
3	3322	58544
4	7822	56174
5	2622	52665
6	5322	48770
7	110	48536
8	22	46554
9	1813	41269
10	6522	39775

20230522 Botnet Detection Live Streaming 500+ zombies detected)