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 104.198.133.101 on port 443:
$ telnet 104.198.133.101 443
Trying 104.198.133.101…
Connected to 104.198.133.101.
Escape character is ‘^]’
Malicious domains observed at this IP address:
larekide.top. 600 IN A 104.198.133.101
vafayp08.top. 600 IN A 104.198.133.101
vafgef01.top. 600 IN A 104.198.133.101
vaflui05.top. 600 IN A 104.198.133.101
vafmiy03.top. 600 IN A 104.198.133.101
vafoxr07.top. 600 IN A 104.198.133.101
vafozs10.top. 600 IN A 104.198.133.101
vafrif04.top. 600 IN A 104.198.133.101
vafzau06.top. 600 IN A 104.198.133.101