The host at this IP address is obviously operated by cybercriminals. It is running a malware botnet controller which is being used to control infected computers (bots) around the globe using a trojan horse.
Malware botnet controller located at 141.8.199.209 port 443:
$ telnet 141.8.199.209 443
Trying 141.8.199.209…
Connected to 141.8.199.209.
Escape character is ‘^]’
Malicious domains observed on this IP address:
guardns.biz. 600 IN A 141.8.199.209
localdns.biz. 600 IN A 141.8.199.209