DNS Resolve Test

Test-DnsResolve.ps1

function Test-DnsResolve($name, $server) {
    <#
        .SUMMARY 
            DNS Resolver tester
        .PARAMETER Name
            The host name to resolve
        .PARAMETER Server
            The DNS Server to be used
        
    #>
    $lastIp = $null
    while($true) {
        & ipconfig /flushdns | out-null
        $resolved = (Resolve-DnsName $name -server $server).IpAddress
        if ($lastIp -ne $resolved) {
        Write-Host $resolved
        (Invoke-RestMethod "https://geolocation-db.com/jsonp/$resolved")
        $lastIp = $resolved
        }
        start-sleep -Seconds 1
    }
}