Botnet Statistics [2021-04-03]

(To download the latest zombie ip list, please visit the Daily Zombie IP Lists for April 2021. To get an idea of what IP is scanning the Internet currently, please watch: Daily Botnet Detection Live Streaming.)
detection period: 2021-04-03 00:00-23:59 UTC
total number of suspected botnet IPs: 33373
number of botnet IPs notified to network operators (best case, if all mail were sent out successfully): 30683
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	2018
2	TENCENT-CN	786
3	ALISOFT	690
4	VNPT-VN	652
5	NON-RIPE-NCC-MANAGED-ADDRESS-BLOCK	615
6	VIETTEL-VN	593
7	HINET-NET	500
8	BSNLNET	392
9	VE-CSVE-LACNIC	391
10	DIGITALOCEAN-192-241-128-0	383

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	8334
2	United States	3881
3	India	2580
4	Russian Federation	1951
5	Viet Nam	1846
6	Brazil	1353
7	Indonesia	921
8	Taiwan	664
9	European Union	632
10	Thailand	610

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

Rank	TCP port number	# of connection attempts received
1	445	434113
2	18045	209217
3	18040	144374
4	88	139094
5	1088	135687
6	888	135641
7	98	135235
8	99	132636
9	828	132359
10	588	127370

20210404 Botnet Detection Live Streaming (1200+ zombies detected)