Botnet Statistics [2021-05-09]

(To download the latest zombie ip list, please visit the Daily Zombie IP Lists for May 2021. To get an idea of what IP is scanning the Internet currently, please watch: Daily Botnet Detection Live Streaming.)
detection period: 2021-05-09 00:00-23:59 UTC
total number of suspected botnet IPs: 26584
number of botnet IPs notified to network operators (best case, if all mail were sent out successfully): 24326
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	2044
2	TENCENT-CN	691
3	DIGITALOCEAN-192-241-128-0	664
4	ALISOFT	633
5	NON-RIPE-NCC-MANAGED-ADDRESS-BLOCK	596
6	Baidu	388
7	HINET-NET	384
8	VIETTEL-VN	342
9	VNPT-VN	328
10	CMNET	293

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	7624
2	United States	4096
3	Russian Federation	1438
4	India	1248
5	Brazil	1131
6	Viet Nam	1008
7	European Union	610
8	Indonesia	606
9	Mauritius	529
10	Taiwan	497

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

Rank	TCP port number	# of connection attempts received
1	445	219122
2	1093	131437
3	1166	129735
4	1067	57581
5	1436	48837
6	466	42652
7	22	34357
8	3006	28684
9	2004	26727
10	1095	24347

20210510 Botnet Detection Live Streaming (1500+ zombies detected)