Registro DMARC
v=DMARC1; p=none

Registro IPv4
host: cupo-network.de
class: IN
ttl: 86400
type: A
ip: 51.89.85.76

Servidores DNS Principal (mname) y Secundario (rname)
host: cupo-network.de
class: IN
ttl: 86400
type: SOA
mname: ns1.kramer-dns.de
rname: hostmaster.kramer-dns.de
serial: 2020101701
refresh: 43200
retry: 7200
expire: 1209600
minimum-ttl: 86400

Servidor de Correo
host: cupo-network.de
class: IN
ttl: 86400
type: MX
pri: 10
target: mail.cupo-network.de