Registro DMARC
v=DMARC1; p=reject;

Servidores DNS Principal (mname) y Secundario (rname)
host: minehub.de
class: IN
ttl: 1800
type: SOA
mname: cass.ns.cloudflare.com
rname: dns.cloudflare.com
serial: 2351906706
refresh: 10000
retry: 2400
expire: 604800
minimum-ttl: 1800

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

Información TXT
host: minehub.de
class: IN
ttl: 300
type: TXT
txt: v=spf1 mx a:mail.quintingmail.de -all
entries: Array