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How to Set Up a Wildcard Subdomain DNS Record in Cloudflare - Fix Git Clone Connection Timed Out via HTTPS-How to Fix Cloudflare Error 521: Server Not Responding

Updated 2026-07-28 07:20:12update-problems
How to Set Up a Wildcard Subdomain DNS Record in Cloudflare - Fix Git Clone Connection Timed Out via HTTPS-How to Fix Cloudflare Error 521: Server Not Responding
Likely symptom
Likely cause
Safe rollback

Verification route

  • Repeat the original action, not only a simplified test case.
  • Restart the app or reload the service after configuration changes.

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