Horizon Defence

Unscheduled Outage - Horizon Defence - 12:45pm


This issue has now been resolved. Please report any further incidents to our support team.


The issue appears to have been resolved. However, we will continue to monitor over the next 48hrs to ensure that email is flowing correctly

Problem Identified

Our engineers have put a work around in place to allow communications with our brands. We are working with the vendor to resolve the issue.

Next update: 2hrs

Problem Identified

Our engineers have identified the issue and are working to resolve

Our next update will be in 1hr



  • Emails originating from Office365 accounts currently appear to be detected as Spam in our antispam system. Many appear to be quarantined rather than directly blocked. Our engineers are working to determine how to resolve this.

Date \ Time

  • 30 July 12:45pm

Service Impact

  • Antispam services

Customer Impact

  • Customers who are using the Horizon Defence antispam system


Estimated Time of Repair

  • TBA

Next Update

  • 2:15pm