Registro DMARC
v=DMARC1;p=quarantine;rua=mailto:postmaster@decarta.net

Servidores DNS Principal (mname) y Secundario (rname)
host: decarta.net
class: IN
ttl: 1800
type: SOA
mname: jo.ns.cloudflare.com
rname: dns.cloudflare.com
serial: 2415332338
refresh: 10000
retry: 2400
expire: 604800
minimum-ttl: 1800

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

Información TXT
host: decarta.net
class: IN
ttl: 300
type: TXT
txt: v=spf1 mx ~all
entries: Array