C{tuple} of C{int} giving the timeout to use for this
            query.

        @param queriesLeft: A C{int} giving the number of queries which may
            yet be attempted to answer this query before the attempt will be
            abandoned.

        @return: A L{Deferred} which fires with a three-tuple of lists of
            L{twisted.names.dns.RRHeader} giving the response, or with a
            L{Failure} if there is a timeout or response error.
        r