Registro DMARC
v=DMARC1; p=reject; aspf=s

Registro IPv4
host: engel.com
class: IN
ttl: 300
type: A
ip: 192.103.252.200

Servidores DNS Principal (mname) y Secundario (rname)
host: engel.com
class: IN
ttl: 21600
type: SOA
mname: primary.guardeddns.net
rname: dns-admin.guardeddns.net
serial: 289
refresh: 28800
retry: 450
expire: 1209600
minimum-ttl: 900

Servidor de Correo
host: engel.com
class: IN
ttl: 300
type: MX
pri: 10
target: mail.engel.com

Información TXT
host: engel.com
class: IN
ttl: 300
type: TXT
txt: v=spf1 a mx ip4:192.103.252.200 ~all
entries: Array