You can check in a very easy Way all of your Exchange Virtual Directories by using my Script I share with you in this Post.
It shows you in a simple way all current Vdir’s on your local Server or all Servers of your Exchange Organisation.
During the Script you will be asked if you wanna have an export to a CSV File.
Below you see how the Script works:
You can download it on my GitHub Portal here.
Get MAPI URLs works only for Exchange 2013 and 2016!
.Net 4.5.2 has to be installed.