$ORIGIN test.opendoor.fr.
$TTL 3600

@ IN SOA test.opendoor.fr. test.opendoor.fr. (
	1		; serial
	3600	; freq de mise a jour
	600	; retry
	86400	; exp
	10800 ) 
	IN NS ns.test.opendoor.fr.
@	IN MX 10 mx.test.opendoor.fr.
ns	IN	A 192.168.1.1