CmdID / PowerShell / Cmdlets / Get
Get-ExchangeCertificate
Use the Get-ExchangeCertificate cmdlet to view Exchange certificates that are installed on Exchange servers. Exchange PowerShell reference
From the Exchange PowerShell reference 6 parameters Its page in the reference
Parameters
-ThumbprintThe Thumbprint parameter specifies the thumbprint value of the certificate that you want to view.-IdentityThe Identity parameter specifies the certificate that you want to view.-DomainControllerThe DomainController parameter specifies the domain controller that's used by this cmdlet to read data from or write data to Active Directory.-DomainNameThe DomainName parameter filters the results by the fully qualified domain name (FQDN) or server name values in the Subject Name or the Subject Alternative Name fields.-InstanceThis parameter is deprecated and no longer used.-ServerThe Server parameter specifies the Exchange server where you want to run this command.