HERRAMIENTA: Comprobar dominios

<h2>Comprobar dominio</h2>
<form action="http://www.webestilo.com/servicios/c...dominios.phtml" method="post">
<input type="text" name="dominio" id="dominio" size="40" maxlength="22" value="">
<select name="level" id="level" size="1">
<option value="all" SELECTED>Todos</option>
<option value="com">.com</option>
<option value="net">.net</option>
<option value="org">.org</option>
<option value="info">.info</option>
<option value="biz">.biz</option>
</select>
<input type="submit" name="Comprobar" id="Comprobar" value="Comprobar Dominios">
</form>


-NECESITAS TENR EL CODIGO HTML ACTIVADO.