Performing a basic port scan (nmap -F elzenkliniek.nl)
Nmap scan report for elzenkliniek.nl (206.189.104.20)
Host is up (0.15s latency).
rDNS record for 206.189.104.20: 859928.cloudwaysapps.com
Not shown: 97 filtered tcp ports (no-response)
PORT STATE SERVICE
22/tcp open ssh
80/tcp open http
443/tcp open https
Nmap done: 1 IP address (1 host up) scanned in 5.07 seconds