ZeroTrustAssessmentV2

0.3.0

private/core/Test-DomainResolves.ps1

                                function Test-DomainResolves {

    param (

        [Parameter(Mandatory)]

        [string]$Domain

    )

    try {

        # Try Resolve-DnsName first (available in PowerShell 7+)

        $null = Resolve-DnsName -Name $Domain -ErrorAction Stop

        return $true

    }

    catch {

        # Fallback to nslookup if Resolve-DnsName isn't available

        $nslookupResult = nslookup $Domain > $null 2>&1

        return ($LASTEXITCODE -eq 0)

    }

}