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 104.41.44.79 on port 1912 TCP:
$ telnet 104.41.44.79 1912
Trying 104.41.44.79…
Connected to 104.41.44.79.
Escape character is ‘^]’
$ dig +short instantsteupnetwork.ddnsfree.com
104.41.44.79
Referencing malware samples (MD5 hash):
a71e7046c51e5c2687043a818e044cc9 — AV detection: 51/69 (73.91%)