Registro DMARC
v=DMARC1; p=none; sp=none; rua=mailto:info@crosstec.org; !5k; ruf=mailto:info@crosstec.org; !5k; rf=afrf; ri=604800;

Registro IPv4
host: crosstec.org
class: IN
ttl: 150
type: A
ip: 85.214.40.97

Servidores DNS Principal (mname) y Secundario (rname)
host: crosstec.org
class: IN
ttl: 150
type: SOA
mname: ns4.stratoserver.net
rname: hostmaster.strato-rz.de
serial: 2020061727
refresh: 86400
retry: 7200
expire: 604800
minimum-ttl: 300

Servidor de Correo
host: crosstec.org
class: IN
ttl: 150
type: MX
pri: 5
target: smtp.rzone.de

Información TXT
host: crosstec.org
class: IN
ttl: 150
type: TXT
txt: v=spf1 redirect=_spf.strato.com
entries: Array