How to get all distributions list on your organization which is empty using Powershell?
You have to use the following command:
Get-DistributionGroup | Where-Object { (Get-DistributionGroupMember –identity $_.Name).Count –eq 0 } | select PrimarySmtpAddress | export-csv C:\EmptyDL.csv
By the way, this command also working for Office 365, before that you have to connect to the office 365.
How to remove the empty distribution list?
Import-csv C:\EmptyDL.csv | foreach {foreach {Remove-DistributionGroup $_.PrimarySmtpAddress}
You can use on “-Confirm” in order to skip about confirmation.
