- The FQDN (in browser) for a Web app has to resolve to the IP of the machine.
- Apache (on machine) has to appropriately resolve the URL to the virtual host files in the filesystem.
A FQDN (Fully Qualified Domain Name) is the portion of the app’s URL which lists the domain and possible sub-domains. For example in
samehramzylabib.wordpress.com portion is the FQDN.