Registro DMARC
v=DMARC1; p=reject; rua=mailto:dmarc@murano-club.biz

Servidores DNS Principal (mname) y Secundario (rname)
host: murano-club.biz
class: IN
ttl: 1800
type: SOA
mname: bill.ns.cloudflare.com
rname: dns.cloudflare.com
serial: 2410411590
refresh: 10000
retry: 2400
expire: 604800
minimum-ttl: 1800

Servidor de Correo
host: murano-club.biz
class: IN
ttl: 3600
type: MX
pri: 10
target: mail.murano-club.biz