Email disruption – Microsoft 365 service outage

Incident Report for EX Networks

Investigating

We’re currently affected by an ongoing Microsoft 365 outage. Inbound and outbound email to EXN may be delayed or fail to deliver, including ticket updates and replies sent by email.

While this continues, please log in to the client portal (https://portal.exn.uk/) to raise new tickets and reply to existing ones. Tickets submitted through the portal are not affected.

For urgent matters, call our support team on 0203 002 9258.

We’re monitoring Microsoft’s progress and will post updates here as things change. We apologise for any inconvenience.

Posted Nov 13, 2026 - 09:55 GMT