CmdID

CmdID / PowerShell / Cmdlets / Get

Get-MxRecordReport

Use the Get-MxRecordReport cmdlet to view information about the mail exchanger (MX) records that are configured for a specified domain. Exchange PowerShell reference

From the Exchange PowerShell reference 2 parameters Its page in the reference

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Parameters

2 in the Exchange PowerShell reference
-DomainThe Domain parameter specifies the domain you want to test.
-ProbeTagThis parameter is reserved for internal Microsoft use.