Fix DNS Probe Finished NXDOMAIN for a Specific Website - How to Fix NET::ERR_CERT_AUTHORITY_INVALID in Chrome-Nginx Config Test Failures: Top Causes

Updated 2026-07-28 16:00:01macos-help
Fix DNS Probe Finished NXDOMAIN for a Specific Website - How to Fix NET::ERR_CERT_AUTHORITY_INVALID in Chrome-Nginx Config Test Failures: Top Causes
Before changing system settings, save your work and note the exact error text so you can compare results after each step.

Extra verification checklist

  • Restart the affected app after changing permissions or configuration files.
  • Test the same workflow in a clean browser profile or a temporary user account.
  • Compare the result on another network if the error may be connection related.