Get-Mailbox does not reflect the correct Server name for Mailboxes on databases for a DAG

We got notified from customers, that the powershell commandlet get-mailbox in Exchange 2010 (see and in Exchange 2013 (see do not always return the correct ServerName  or ServerLegacyDn for the given mailbox. Those customers often rely for their backups or customized mailbox processes on the information, on which server a given mailbox is currently located….

IRM-protected messages cannot be returned in search results for Exchange 2013

In KB we describe a problem with IRM-protected messages, which were journaled and  forwarded to an external contact for Exchange 2010. In that Knowledge Base Article we stated, that we fixed the problem in  Update Rollup 5 version 2 for Exchange Server 2010 Service Pack 2. Unfortunately this fix  was not carried over into Exchange…