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 52.236.80.67 on port 40225 TCP:
$ telnet 52.236.80.67 40225
Trying 52.236.80.67…
Connected to 52.236.80.67.
Escape character is ‘^]’
$ dig +short petrol-chem108.duckdns.org
52.236.80.67
Referencing malware samples:
MD5 ee3daa79d7ac4570d146aceb38253293