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Delivery Delays for Microsoft Mailbox Providers

Resolved incidentMinor

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Timeline

Incident updates

Every update on the official status source, oldest to newest, exactly as it appeared there.

  1. Identified

    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.

  2. Resolved

    Delivery rates to Microsoft mailbox providers have returned to normal levels. Some messages may have expired with the status code 602 and a message of “Too old”. Those messages were not delivered and will need to be retried.

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