Performing a basic port scan (nmap -F buerklin.com)
Nmap scan report for buerklin.com (52.169.5.52)
Host is up (0.13s latency).
Not shown: 98 filtered ports
PORT STATE SERVICE
80/tcp open http
443/tcp open https
Nmap done: 1 IP address (1 host up) scanned in 4.42 seconds