CmdID / PowerShell / Cmdlets / Get
Get-DnssecStatusForVerifiedDomain
Use the Get-DnssecStatusForVerifiedDomain cmdlet to view information about Domain Name System Security (DNSSEC) for accepted domains in Exchange Online. Exchange PowerShell reference
From the Exchange PowerShell reference 6 parameters Its page in the reference
Parameters
-DomainNameThe DomainName parameter specifies the accepted domain in the Exchange Online organization where you want to view information about DNSSEC (for example, contoso.com).-Confirm, -cfThis parameter is reserved for internal Microsoft use.-SkipDnsValidationThe SkipDnsValidation switch specifies whether to skip the check for the DNSSEC-secured MX record in the domain.-SkipMtaStsValidationThe SkipMtaStsValidation switch specifies whether to skip the check for the DNSSEC-secured mail host in the MTA-STS Policy.-SkipMxValidationThe SkipMxValidation switch specifies whether to skip the check for the priority value 10 in the DNSSEC-secured MX record.-WhatIf, -wiThis parameter is reserved for internal Microsoft use.