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Tagged with dns
- 6 min readinfrastructureoperations
When the client changes DNS without telling you first
Mail dies, AutoSSL stops renewing, the homepage shows a registrar parking page. A short field guide to diagnosing and fixing a silent DNS handover.
- 13 min readmailinfrastructure
AutoSSL fails on Microsoft 365 autodiscover subdomains: the fix
Why cPanel AutoSSL emails nightly that autodiscover.client failed HTTP-01 when the client uses Microsoft 365, and the two-step WHM exclusion fix.