Thank you for the responses to the call for beta testers. We will notify those who have been accepted.
We expect this feature to be available to all by the end of August.
An error occurred while saving the commentTim Phang commented
As an exchange admin you can set this up for specific addresses. Follow the instructions in:
https://durdle.com/2015/01/11/office-365-email-suffix-matching/ and change the match rule in step 6 to be something along the lines of:
This will catch "email@example.com" and redirect it to the appropriate mailbox. This will need to be configured for each user who needs the functionality. For a team of developers to be able to use for testing, I'd recommend creating a shared inbox and applying the rule there.