Registro DMARC
v=DMARC1; p=reject; pct=100; ruf=mailto:admin@portafolio.com; rua=mailto:admin@portafolio.com

Registro IPv4
host: portafolio.com
class: IN
ttl: 21600
type: A
ip: 209.126.84.49

Servidores DNS Principal (mname) y Secundario (rname)
host: portafolio.com
class: IN
ttl: 3600
type: SOA
mname: ns1.contabo.net
rname: hostmaster.contabo.de
serial: 1767216971
refresh: 10800
retry: 3600
expire: 604800
minimum-ttl: 3600

Servidor de Correo
host: portafolio.com
class: IN
ttl: 21600
type: MX
pri: 10
target: mail.portafolio.com

Información TXT
host: portafolio.com
class: IN
ttl: 21600
type: TXT
txt: v=spf1 a mx a:portafolio.com ip4:209.126.84.49 -all
entries: Array