Assuming you can add a custom URL, you can still do this through the firewall instead of an event to check the public IP. I like using my own, custom domain for

Assuming you can add a custom URL, you can still do this through the firewall instead of an event to check the public IP. I like using my own, custom domain for this use case. I've also used and put a couple of domains up on freedns.afriad.org for others to be able to use. That said, the only hole in my firewall/router is a port for Wireguard.