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Outage in INKY

Issues delivering emails to Microsoft Groups/DLs with Empty From Headers

Resolved Minor
July 23, 2025 - Started 7 months ago - Lasted about 2 hours
Official incident page

Incident Report

We have identified an issue sending email to Microsoft Groups/Distribution Lists with Empty From Headers. Typically, this would only be older groups in a tenant with this configuration and a patch is being put together to handle these correctly.

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Latest Updates ( sorted recent to last )
RESOLVED 7 months ago - at 07/23/2025 04:51PM

Update has been made to correctly handle and deliver the emails to groups with an empty From header.

IDENTIFIED 7 months ago - at 07/23/2025 03:17PM

We have identified an issue sending email to Microsoft Groups/Distribution Lists with Empty From Headers. Typically, this would only be older groups in a tenant with this configuration and a patch is being put together to handle these correctly.

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