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

Registro IPv4
host: fr.cr
class: IN
ttl: 3600
type: A
ip: 89.106.200.1

Servidores DNS Principal (mname) y Secundario (rname)
host: fr.cr
class: IN
ttl: 21600
type: SOA
mname: ns0.nic.publiczone.org
rname: noc.publiczone.org
serial: 2026020215
refresh: 10000
retry: 2400
expire: 604800
minimum-ttl: 1800

Servidor de Correo
host: fr.cr
class: IN
ttl: 21600
type: MX
pri: 0
target: 

Información TXT
host: fr.cr
class: IN
ttl: 21600
type: TXT
txt: v=spf1 -all
entries: Array