Tsohost Help Centre

Affected Services

info_outline This incident is not connected to any specific service. Please check opposite for more details and risk to disruption.

Cloud Mailboxes issue - SMTP Error (451): Authentication failed

Resolved Oct 10th, 14:29 - 23:30 BST


Monitoring9 months ago

The issue should be resolved now. We're still monitoring the service just to make sure that everything is working as expected.

Fixing9 months ago

We are currently investigating on a Cloud mail related issue where mailboxes on different backend mail servers are throwing the following error:
"SMTP Error (451): Authentication failed"

The issue is already acknowledged by us and it's being investigated by our Cloud administrators. Please accept our apologies on the caused inconvenience!