SQLtattoo

function ListRGVMsizes($Rg, $VmSize)
{

    if($Rg.Length -gt 0){
        $VMs = Get-AzVM -ResourceGroupName $Rg

        foreach($vm in $VMs){
            if ($vm.HardwareProfile.VmSize -like "*"+$VmSize+"*"){
                Write-host $vm.Name ": " $vm.HardwareProfile.VmSize
            }

SQLtattoo

while(1 -eq 1) {
  #get the IP of the domain assigned, by using the Cloudflare DNS server or replace with any other
  $ip = Resolve-DnsName -Name <domain_name_here e.g. www.github.com> -Server 1.1.1.1 -Type A -ErrorAction SilentlyContinue -ErrorVariable procErr
  
  #if there was an error then print a warning message
  if($procErr){
    Write-Warning "Not resolved!"
  }
  
  #if the IP is not null, means it was resolved successfully