* implemented. A <code>scope</code> of <code>null</code> or <code>""</code>
     * signifies no scope.
     * 
     * The additional <code>svr</code> parameter specifies the address to
     * query. This might be the address of a specific host, a name server,
     * or a broadcast address.
     *
     * @param host
     *            the name to resolve
     * @param type
     *            the hex code of the name