Botnet Statistics [2021-04-28]

(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: 2021-04-28 00:00-23:59 UTC
total number of suspected botnet IPs: 30067
number of botnet IPs notified to network operators (best case, if all mail were sent out successfully): 27680
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	2142
2	TENCENT-CN	762
3	DIGITALOCEAN-192-241-128-0	676
4	NON-RIPE-NCC-MANAGED-ADDRESS-BLOCK	652
5	ALISOFT	607
6	VNPT-VN	513
7	VIETTEL-VN	490
8	HINET-NET	413
9	Baidu	353
10	CMNET	351

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	8008
2	United States	4189
3	India	1838
4	Russian Federation	1645
5	Viet Nam	1487
6	Brazil	1396
7	Indonesia	1013
8	European Union	679
9	Thailand	646
10	Taiwan	551

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

Rank	TCP port number	# of connection attempts received
1	445	450368
2	1004	184626
3	1005	176708
4	112	168420
5	106	162579
6	103	162199
7	105	161756
8	114	160734
9	108	156418
10	111	154463

20210429 Botnet Detection Live Streaming (1600+ zombies detected)