PFSense

• https://www.rcdevs.com/
• https://vorkbaard.nl/how-to-set-up-openvpn-with-google-authenticator-on-pfsense/
• https://www.netgate.com/blog/dns-over-tls-with-pfsense.html

• https://blog.devita.co/pfsense-to-proxy-traffic-for-websites-using-pfsense/

• host is FQDN of your Dyanmic DNS, xxxx.mooo.com etc.
• do NOT enter a username
• Password is the key your freeDNS Direct URL, e.g. LASD8askjhGQ2348976SDFLKJSLDKFJSNskdflH= if the Direct URL was detailed as per below:

https://freedns.afraid.org/dynamic/update.php?LASD8askjhGQ2348976SDFLKJSLDKFJSNskdflH=