$ORIGIN	.
$TTL	1

; OK
t01	IN	10	NS	@	; All items are mentioned
	IN	10	NS	@	; Same as above without OWNER
t02	20	IN	NS	@	; Switched CLASS and TTL
	20	IN	NS	@	; Same as above without OWNER
t03		30	NS	@	; Missing CLASS
		30	NS	@	; Same as above without OWNER
t04	IN		NS	@	; Missing TTL
	IN		NS	@	; Same as above without OWNER
t05			NS	@	; Missing CLASS and TTL
			NS	@	; Same as above without OWNER

@	( )		NS	(	; Multiline 1/5
	)	()	(		; Multiline 2/5

				@	; Multiline 4/5
		)	(
)					; Multiline 6/6

; KO
@			A	(
				1.1.1
				)	; Error in multiline
@			NS ((@))	; Nested parentheses - ERROR = STOP PROCESSING!