$TTL 1d
@       IN      SOA     localhost. root.localhost.  (
                                      1997022700 ; Serial
                                      28800      ; Refresh
                                      14400      ; Retry
                                      3600000    ; Expire
                                      86400 )    ; Minimum
                NS      localhost.

2               PTR     nomdemachine.votredomaine.com.
10	 	PTR	autremachine.votredomaine.com.