Forum Discussion
On-Prem Exchange Emails Blocked/Delayed by Microsoft365 Domains
I am hoping that someone can help me send emails from an On-Prem Exchange 2016 Server to Microsoft 365 Tenants. Let me explain. Angelbeat runs Virtual Seminars for Microsoft. More info at www.an...
Check the header information of one of the delayed email and put the complete header in mxtoolbox analyze header.
https://mxtoolbox.com/EmailHeaders.aspx
See the hops and you should get some answers where the delay is happening.
https://mxtoolbox.com/EmailHeaders.aspx
See the hops and you should get some answers where the delay is happening.