Registro DMARC
v=DMARC1; p=quarantine

Registro IPv4
host: marydell.com
class: IN
ttl: 7200
type: A
ip: 208.91.197.26

Servidores DNS Principal (mname) y Secundario (rname)
host: marydell.com
class: IN
ttl: 7200
type: SOA
mname: NS45.WORLDNIC.com
rname: namehost\@WORLDNIC.com
serial: 124101612
refresh: 10800
retry: 3600
expire: 604800
minimum-ttl: 3600

Servidor de Correo
host: marydell.com
class: IN
ttl: 7200
type: MX
pri: 20
target: mailsec.protonmail.ch

Servidor de Correo
host: marydell.com
class: IN
ttl: 7200
type: MX
pri: 10
target: mail.protonmail.ch

Información TXT
host: marydell.com
class: IN
ttl: 3600
type: TXT
txt: v=spf1 include:_spf.protonmail.ch ~all
entries: Array

Información TXT
host: marydell.com
class: IN
ttl: 3600
type: TXT
txt: protonmail-verification=09e696aad8bfed02cdc434f09b8b1484d64b5a4a
entries: Array