Re:Outlook.com Is Quietly Rejecting Email from Domains Witho...
by bawolff on Sunday November 08, 2026 @09:41PM
(#50420339)
To be clear, I am saying this is incorrect.
DMARC is primarily about "alignment" (switching SPF from caring about the envelope sender to instead using the from header). Yes, it does also tangentially address those other points, but the primary reason it was adopted was to prevent spoofing of from headers (where in original spf that was a non-goal)
DMARC is primarily about "alignment" (switching SPF from caring about the envelope sender to instead using the from header). Yes, it does also tangentially address those other points, but the primary reason it was adopted was to prevent spoofing of from headers (where in original spf that was a non-goal)