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Outage in Mailgun

Delivery Delays for Microsoft Mailbox Providers

Minor
November 12, 2026 - Started about 12 hours ago
Official incident page

Incident Report

Delivery to Microsoft mailbox providers is currently experiencing issues. Messages are deferred and there is no mail loss at this time. We will provide updates as we receive more information.

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Latest Updates ( sorted recent to last )
IDENTIFIED about 12 hours ago - at 11/12/2026 10:38PM

Delivery to Microsoft mailbox providers is currently experiencing issues. Messages are deferred and there is no mail loss at this time. We will provide updates as we receive more information.

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