Registro DMARC
v=DMARC1;p=quarantine;pct=100;sp=none;aspf=r;

Servidores DNS Principal (mname) y Secundario (rname)
host: walentyn.fr
class: IN
ttl: 10800
type: SOA
mname: ns1.gandi.net
rname: hostmaster.gandi.net
serial: 1792627200
refresh: 10800
retry: 3600
expire: 604800
minimum-ttl: 10800

Servidor de Correo
host: walentyn.fr
class: IN
ttl: 10800
type: MX
pri: 10
target: mail.walentyn.fr

Información TXT
host: walentyn.fr
class: IN
ttl: 10800
type: TXT
txt: v=spf1 a mx ip4:45.83.21.140 -all
entries: Array