$TTL 0
$ORIGIN example.

@                       IN  SOA  (
                                   ns.example.
                                   hostmaster.nic.example.
                                   1
                                   86400
                                   14400
                                   3600000
                                   3600
                                 )

                            NS   ns.example.

ns                          A    172.31.0.53
                            AAAA fd4a:8c4:c28b::53

nic                         MX   0 .


attaquant.example.          NS   ns.attaquant.example.
ns.attaquant.example.       A    172.31.0.53
                            AAAA fd4a:8c4:c28b::53

destinataire.example.       NS   ns.destinataire.example.
ns.destinataire.example.    A    172.31.0.53
                            AAAA fd4a:8c4:c28b::53

expediteur.example.         NS   ns.expediteur.example.
ns.expediteur.example.      A    172.31.0.53
                            AAAA fd4a:8c4:c28b::53