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ACUIWebDeveloper

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Multiple MX records?

Good morning,

Here is my situation.  We are an affiliate of a local university and use the campus exchange servers for our email.  We would like to transition to Office 365 for our company.

I want to pilot Office 365 with a few users so I can do testing.  Can I use both the university and office365 email servers by placing a second mx record in my dns?  or can you only have one?
ASKER CERTIFIED SOLUTION
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Will Szymkowski
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Also, mails need to know where to go exactly (!). And the MX record does not depend on the receiver.
What you can do is to implement a forwarder in Exchange. Or use a subdomain for those users, as mentioned above.
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ACUIWebDeveloper

ASKER

I don't manage the exchange environment. That is handled through the university (which is one of the reasons we are trying to move away).

Can I create a sub-domain inside my network?  Or do I need so stand up an external server?
All you need to be able to do is to set a (public) DNS MX record for it. And the IP address assigned needs to be accessible from Internet, to be able to receive mails on that subdomain. If you only want to test internally, it is much easier.
I've requested that this question be deleted for the following reason:

None of the responses addressed my issue.  The issue resolved itself when we decided to go another direction.
Objection:
"None of the responses address my issue" does not have any justification. Your question was "Can I use both the university and office365 email servers by placing a second mx record in my dns?  or can you only have one?". Will answered 100% accurate to this question - with a "No". And even offered a different approach.

Even if leaving that aside: Since we told you exactly what works, and what else you can do, I expect you to tell more than "we decided to go another direction". That, in fact, tells us (the community)  nothing.