I have an apache2 running on an Odroid XU4, and I've managed to configure port redirects, Dynamic DNS and HTTPS using LetsEncrypt.
Right now I'm using a DDNS domain from a free service (xxx.ddnss.de), and it all works flawlessly.
I do however, have several domains bought in a hosting company, and I wanted to use on of this for my web app.
In the hosting I have configured a 301 redirect, which points
https://xxx.ddnss.de, but what I'm looking for is how to keep the new domain visible in the address bar.
For example, I open
newdomain.com, it redirects to
https://xxx.ddnss.de/index.php?u=test, but in the address bar it stays as
I assume I have to apply some configuration into the apache2, but I'm missing the specific name of what I'm trying to do, and my searches have been unsuccessful.