Registro DMARC
v=DMARC1; p=quarantine;

Registro IPv4
host: schuelper.com
class: IN
ttl: 21600
type: A
ip: 185.30.32.8

Servidores DNS Principal (mname) y Secundario (rname)
host: schuelper.com
class: IN
ttl: 21600
type: SOA
mname: ns1.webgo.de
rname: hostmaster.webgo.de
serial: 2016071901
refresh: 43200
retry: 14400
expire: 604800
minimum-ttl: 43200

Servidor de Correo
host: schuelper.com
class: IN
ttl: 21600
type: MX
pri: 20
target: smtp.schuelper.com

Servidor de Correo
host: schuelper.com
class: IN
ttl: 21600
type: MX
pri: 10
target: pop.schuelper.com