Registro DMARC
v=DMARC1; p=reject; rua=mailto:dmarc@stack.io, mailto:dmarc@stack.io; pct=100; adkim=s; aspf=s

Registro IPv4
host: stack.io
class: IN
ttl: 3600
type: A
ip: 72.51.29.37

Servidores DNS Principal (mname) y Secundario (rname)
host: stack.io
class: IN
ttl: 900
type: SOA
mname: ns-1286.awsdns-32.org
rname: awsdns-hostmaster.amazon.com
serial: 1
refresh: 7200
retry: 900
expire: 1209600
minimum-ttl: 86400

Servidor de Correo
host: stack.io
class: IN
ttl: 14400
type: MX
pri: 10
target: aspmx2.googlemail.com

Servidor de Correo
host: stack.io
class: IN
ttl: 14400
type: MX
pri: 5
target: alt2.aspmx.l.google.com

Servidor de Correo
host: stack.io
class: IN
ttl: 14400
type: MX
pri: 1
target: aspmx.l.google.com

Servidor de Correo
host: stack.io
class: IN
ttl: 14400
type: MX
pri: 5
target: alt1.aspmx.l.google.com

Servidor de Correo
host: stack.io
class: IN
ttl: 14400
type: MX
pri: 10
target: aspmx3.googlemail.com

Información TXT
host: stack.io
class: IN
ttl: 900
type: TXT
txt: google-site-verification=9a4io4f7xWKGXjwumnAEFottlY7Uwqj1Vwvw-jgolyg
entries: Array