Botnet Statistics [2021-03-21]

(To download the latest zombie ip list, please visit the Daily Zombie IP Lists for March 2021. To get an idea of what IP is scanning the Internet currently, please watch: Daily Botnet Detection Live Streaming.)
detection period: 2021-03-21 00:00-23:59 UTC
total number of suspected botnet IPs: 34488
number of botnet IPs notified to network operators (best case, if all mail were sent out successfully): 31910
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	2178
2	TENCENT-CN	922
3	NON-RIPE-NCC-MANAGED-ADDRESS-BLOCK	671
4	ALISOFT	590
5	VNPT-VN	505
6	DIGITALOCEAN-192-241-128-0	486
7	VIETTEL-VN	467
8	CMNET	426
9	HINET-NET	425
10	Baidu	404

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	9731
2	United States	5055
3	Russian Federation	1844
4	India	1780
5	Viet Nam	1436
6	Brazil	1351
7	Indonesia	760
8	European Union	691
9	South Korea	615
10	Taiwan	567

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

Rank	TCP port number	# of connection attempts received
1	445	247728
2	890	135326
3	1290	130011
4	290	128048
5	190	127501
6	790	118906
7	990	118512
8	690	110661
9	390	108938
10	590	104268

20210322 Botnet Detection Live Streaming (2800+ zombies detected)