This version of GitHub Enterprise Server will be discontinued on 2026-08-25. Discontinued releases are not supported. No patch releases will be made, even for critical security issues. For better performance, improved security, and new features in GitHub Enterprise Server, see Overview of the upgrade process. For help with the upgrade, GitHub Enterprise Support.

Validating your domain settings

Ensure that your domain settings are properly configured before booting up your GitHub Enterprise Server instance for the first time.

  1. From an administrative account on GitHub Enterprise Server, in the upper-right corner of any page, click .

  2. If you're not already on the "Site admin" page, in the upper-left corner, click Site admin.

  3. In the " Site admin" sidebar, click Management Console.

  4. In the "Settings" sidebar, click Hostname.

  5. To test your appliance's DNS and SSL settings, under "Hostname", click Test domain settings.

  6. If you don't receive a green checkmark next to all entries, review your configuration for the setting that failed. For more information, see Configuring DNS nameservers.

  7. Under the "Settings" sidebar, click Save settings.

    Note

    Saving settings in the Management Console restarts system services, which could result in user-visible downtime.

  8. Wait for the configuration run to complete.