Botnet Statistics [2021-05-11]

(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: 2021-05-11 00:00-23:59 UTC
total number of suspected botnet IPs: 29228
number of botnet IPs notified to network operators (best case, if all mail were sent out successfully): 26927
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	1947
2	TENCENT-CN	674
3	DIGITALOCEAN-192-241-128-0	671
4	ALISOFT	626
5	NON-RIPE-NCC-MANAGED-ADDRESS-BLOCK	585
6	VNPT-VN	558
7	VIETTEL-VN	497
8	Baidu	385
9	HINET-NET	383
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	7480
2	United States	4220
3	Russian Federation	1673
4	India	1663
5	Viet Nam	1554
6	Brazil	1365
7	Indonesia	743
8	Thailand	709
9	Mexico	660
10	European Union	605

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

Rank	TCP port number	# of connection attempts received
1	445	197749
2	1060	120542
3	1262	78800
4	22	45096
5	3306	43020
6	1661	33454
7	3008	32702
8	1062	32327
9	1760	32254
10	2333	32051

20210512 Botnet Detection Live Streaming (800+ zombies detected)