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 194.87.185.175 on port 443:
$ telnet 194.87.185.175 443
Trying 194.87.185.175…
Connected to 194.87.185.175.
Escape character is ‘^]’
Malicious domains observed at this IP address:
coinbit.ltd. 600 IN A 194.87.185.175
fortinethivechatd.ltd. 600 IN A 194.87.185.175
morokolis.top. 600 IN A 194.87.185.175
outstanding-payments.com. 600 IN A 194.87.185.175
robthelistener.com. 600 IN A 194.87.185.175
sextoken.ltd. 600 IN A 194.87.185.175
track-deliveries.com. 600 IN A 194.87.185.175
youla.ch. 600 IN A 194.87.185.175