Registro DMARC
v=DMARC1; p=none;

Registro IPv4
host: tutorialdev.com
class: IN
ttl: 14400
type: A
ip: 103.227.176.16

Servidores DNS Principal (mname) y Secundario (rname)
host: tutorialdev.com
class: IN
ttl: 21600
type: SOA
mname: ns1.a2hosting.com
rname: root.sg1-cl9-ats2.a2hosting.com
serial: 2025031800
refresh: 3600
retry: 1800
expire: 1209600
minimum-ttl: 86400

Servidor de Correo
host: tutorialdev.com
class: IN
ttl: 14400
type: MX
pri: 0
target: mail.tutorialdev.com

Información TXT
host: tutorialdev.com
class: IN
ttl: 14400
type: TXT
txt: v=spf1 +a +mx +ip4:103.227.176.16 include:spf.a2hosting.com ~all
entries: Array