Botnet Statistics [2021-04-09]

(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: 2021-04-09 00:00-23:59 UTC
total number of suspected botnet IPs: 35604
number of botnet IPs notified to network operators (best case, if all mail were sent out successfully): 32776
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	2095
2	VNPT-VN	898
3	VIETTEL-VN	810
4	TENCENT-CN	788
5	ALISOFT	708
6	DIGITALOCEAN-192-241-128-0	681
7	NON-RIPE-NCC-MANAGED-ADDRESS-BLOCK	622
8	HINET-NET	492
9	VE-CSVE-LACNIC	426
10	BSNLNET	414

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	8595
2	United States	4163
3	India	2782
4	Viet Nam	2383
5	Russian Federation	2113
6	Brazil	1632
7	Indonesia	1144
8	Thailand	798
9	European Union	644
10	Taiwan	635

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

Rank	TCP port number	# of connection attempts received
1	445	302134
2	1040	210850
3	1130	144986
4	1213	139281
5	122	138358
6	1413	137032
7	1122	130535
8	1024	117247
9	1044	112190
10	1212	96159

20210410 Botnet Detection Live Streaming (2300+ zombies detected)