Neelz

  <?php
  // Ip adresses who are banned is in the $ip_ban. You can put how many you want.
$ip_ban = array("20.191.17.253","","");

// Checks if the visitor can visit your site
if(in_array($_SERVER['REMOTE_ADDR'],$ip_ban)){

    // If not the script will write out this
    echo '<h1>Your ip is banned from this site</h1>';

    // End of code
    exit();
}
?>