Forum Discussion

Copper Contributor

Aug 23, 2023

Internal mails get sent to primary smtp instead of alias

Hey there, in our company we have a service mailbox (user mailbox) with several aliases for different top level domains. Before they were all separate mail boxes with different mail rules, bu...

Exchange hybrid

sumpf

Copper Contributor

Aug 28, 2023

okay I got that, but is there a way around it? Like forcing the address resolution to choose the alias?

Dan_Snape

Bronze Contributor

Jun 20, 2025

No there's not...this is how Exchange is designed. The sender will always resolve the primary address for the recipient even if the message is sent to an alias address