Registro DMARC
v=DMARC1; p=none;

Servidores DNS Principal (mname) y Secundario (rname)
host: megabiggiant.com
class: IN
ttl: 1800
type: SOA
mname: lee.ns.cloudflare.com
rname: dns.cloudflare.com
serial: 2397059252
refresh: 10000
retry: 2400
expire: 604800
minimum-ttl: 1800

Servidor de Correo
host: megabiggiant.com
class: IN
ttl: 300
type: MX
pri: 5
target: alt1.aspmx.l.google.com

Servidor de Correo
host: megabiggiant.com
class: IN
ttl: 300
type: MX
pri: 10
target: alt3.aspmx.l.google.com

Servidor de Correo
host: megabiggiant.com
class: IN
ttl: 300
type: MX
pri: 5
target: alt2.aspmx.l.google.com

Servidor de Correo
host: megabiggiant.com
class: IN
ttl: 300
type: MX
pri: 10
target: alt4.aspmx.l.google.com

Servidor de Correo
host: megabiggiant.com
class: IN
ttl: 300
type: MX
pri: 1
target: aspmx.l.google.com

Información TXT
host: megabiggiant.com
class: IN
ttl: 300
type: TXT
txt: google-site-verification=Xe10LpFlLpM-kbYRGT3p_PAXtbRxr9p9ZUqqZse1nOI
entries: Array

Información TXT
host: megabiggiant.com
class: IN
ttl: 300
type: TXT
txt: v=spf1 include:email.freshdesk.com include:sendgrid.net include:_spf.google.com ~all
entries: Array