How renew certificate swag?

[jumpman]

Thanks rg305

@rg305

• nslookup mafoexterieur.duckdns.org
• curl ifconfig.io

OK

@rg305

If they are the same, then I'd check the NAT/port-forwarding.
Follow the HTTP path to ensure it can reach the proper Docker container.
[ensuring no other system (including the host) is using HTTP]

I'm sorry but I don't understand what it means