    zone string [ class ] {
    	type redirect;
    	allow-query { address_match_element; ... };
    	allow-query-on { address_match_element; ... };
    	dlz string;
    	file quoted_string;
    	masterfile-format ( map | raw | text );
    	masterfile-style ( full | relative );
    	masters [ port integer ] [ dscp integer ] { ( masters | ipv4_address [ port integer ] | ipv6_address [ port integer ] ) [ key string ]; ... };
    	max-records integer;
    	max-zone-ttl ( unlimited | duration );
    	zone-statistics ( full | terse | none | boolean );
    };