Datto incident

Autotask - UK01 and UK02 Zones - Emails not being sent or received

Datto experienced a major incident on September 4, 2026 affecting UK (United Kingdom) and UK 2 (United Kingdom), lasting 6h 56m. The incident has been resolved; the full update timeline is below.

Started: Sep 04, 2026, 12:43 PM UTC
Resolved: Sep 04, 2026, 07:40 PM UTC
Duration: 6h 56m
Detected by Pingoru: Sep 04, 2026, 12:43 PM UTC

Affected components

UK (United Kingdom)UK 2 (United Kingdom)

Update timeline

identified Sep 04, 2026, 12:43 PM UTC

We are aware of a problem where users on UK01 and UK02 who use Outlook as their email service are not having their Emails be sent and received. The Kaseya Engineering Team have identified the issue and are working with Microsoft to resolve it. Should you need any additional questions or require assistance, please contact our support team at https://helpdesk.kaseya.com/hc/en-gb#/contact Subscribe to the Kaseya Status Page for up-to-date information at https://status.kaseya.com/
resolved Sep 04, 2026, 07:40 PM UTC

Microsoft has fixed the issue with receiving email from external domains. We have verified that emails are now getting processed without issue. This incident is resolved.