Fetch host name from Ip address

This script will fetch the host name form IP address for a list of servers.

$listofIPs = Get-Content "c:\Ip.txt"

#Location of the file which contains the list of IP addresses
$ResultList = @()
foreach ($ip in $listofIPs)
{     
      $result = $null     
      $currentEAP = $ErrorActionPreference     
      $ErrorActionPreference = "silentlycontinue"     
      $result = [System.Net.Dns]::GetHostbyAddress("$ip") 
      $ErrorActionPreference = $currentEAP     
      If ($Result)
      {          
           $Resultlist += $IP + "," + [string]$Result.HostName     
      } 
      Else    
      {         
           $Resultlist += $IP + " , No HostNameFound"     
      }

}$Resultlist | Out-File "c:\output.txt"