Registro DMARC
v=DMARC1; p=reject;

Servidores DNS Principal (mname) y Secundario (rname)
host: devnull.fr
class: IN
ttl: 3600
type: SOA
mname: ns11.infomaniak.ch
rname: hostmaster.infomaniak.ch
serial: 2025062119
refresh: 10800
retry: 3600
expire: 605800
minimum-ttl: 3600

Servidor de Correo
host: devnull.fr
class: IN
ttl: 3600
type: MX
pri: 5
target: mta-gw.infomaniak.ch

Información TXT
host: devnull.fr
class: IN
ttl: 3600
type: TXT
txt: v=spf1 include:spf.infomaniak.ch -all
entries: Array