Unplanned Outage: Due to a technical glitch, customers might see higher wait times on Sophos Call Lines. We request for your kind cooperation. Please prefer logging a case via Sophos Support Portal, unless the situation is critical for you.
when i try to send some messages to some recipients i face this problemi don't know if this problem in exchange server or email gateway in sophosbut as you can see the response came from sophos
The issue occurs because the recipient Email server does not verify the recipient address and considers it invalid (genuinely or not that we can not be sure of). Please reach out the Email admin of the recipient Email server.