Thanks for writing in! Sorry to hear you’re having issues accessing Roon Server on your mac.
Since a few days have passed, and it looks like your server is online and active, are you still having issues?
If so, the first thing I’d troubleshoot would be your macOS firewall permissions. Navigate to your macOS system settings > firewall and ensure both Roon and Roon Server are listed as exceptions to the firewall. Here is more information:
It may also be helpful to learn more about your network setup. Do you have any third-party antivirus software or VPNs active in your network?