Windows 10 accessed remotely requires additional VDA or Software Assurance licensing. You can't simply use a retail license for the scenario.
You should remove your IP from the post, its not a wise for security reasons.
You should also not have your server connected directly to the internet. If you haven't been hacked yet, you've given way too much information about your setup.
The only secure solution is via a VPN at the firewall level at the server's location.