Botnet Statistics [2021-05-05]

(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: 2021-05-05 00:00-23:59 UTC
total number of suspected botnet IPs: 30757
number of botnet IPs notified to network operators (best case, if all mail were sent out successfully): 28093
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	2120
2	TENCENT-CN	723
3	DIGITALOCEAN-192-241-128-0	659
4	NON-RIPE-NCC-MANAGED-ADDRESS-BLOCK	623
5	ALISOFT	618
6	VNPT-VN	587
7	VIETTEL-VN	478
8	HINET-NET	446
9	Baidu	390
10	CMNET	309

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	8096
2	United States	4401
3	India	1825
4	Viet Nam	1578
5	Russian Federation	1524
6	Brazil	1345
7	Indonesia	1033
8	Thailand	674
9	European Union	647
10	Taiwan	585

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

Rank	TCP port number	# of connection attempts received
1	1367	383948
2	1466	349321
3	445	331912
4	1041	321641
5	1266	298957
6	1066	261216
7	1393	256431
8	1193	227185
9	1167	215442
10	1038	193716

20210506 Botnet Detection Live Streaming (1500+ zombies detected)