Grab all the dns zones and their corresponding records and group it by zone name

Get-DnsZoneRecords.ps1

$computer = $env:USERDNSDOMAIN;

# Get all the zones
$zones = @(Get-DnsServerZone -ComputerName $computer);

# Get records from each zone
$results = @{};
ForEach ($zone in $zones) {
    Write-Host "$($zone.ZoneName)" -ForegroundColor Yellow -NoNewline;
    
    $zoneRecords = @($zone | Get-DnsServerResourceRecord -ComputerName $computer);
    Write-Host " - $($zoneRecords.Count) records" -ForegroundColor Green;

    $results.Add($zone.ZoneName, $zoneRecords);
}

$results;