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 18.104.22.168 on port 3523 TCP:
$ telnet 22.214.171.124 3523
Connected to 126.96.36.199.
Escape character is ‘^]’
$ nslookup 188.8.131.52
Referencing malware samples (MD5 hash):
c03d1d8ea02273e047f1fb59f4b83863 — AV detection: 21 / 68 (30.88%)