Microsoft 365 Alert – Service Degradation – Exchange Online – Some users may encounter delays or failures when opening links scanned by Safe Links – RESOLVED

27/03/2023 17:25:00 PM (GMT)

NHSmail Reference : INC35013137

Microsoft Reference : EX533537

Issue Status : RESOLVED

Issue Description : Some users may encounter delays or failures when opening links scanned by Safe Links.

More Information : Affected users may experience the following error ”We can”t check the safety of this website right now.”

Final Update : 28/03/2023 09:33:00 AM – As Microsoft’s investigation into the underlying cause was ongoing, they confirmed through system telemetry that the restarts performed on the affected infrastructure successfully mitigated the issue, and that users are no longer experiencing impact when opening links.

Scope of impact : Impact is specific to some users served through the affected infrastructure who are attempting to open links scanned by Safe Links.

Next steps : Microsoft are continuing to investigate what caused the infrastructure to operate inefficiently. They’re monitoring system telemetry to confirm impact to end users does not recur.