Registro IPv4
host: er.de
class: IN
ttl: 3600
type: A
ip: 195.39.235.219

Servidores DNS Principal (mname) y Secundario (rname)
host: er.de
class: IN
ttl: 28800
type: SOA
mname: ns1.brandshelter.com
rname: tech.brandshelter.com
serial: 2021102000
refresh: 10800
retry: 3600
expire: 604800
minimum-ttl: 300

Servidor de Correo
host: er.de
class: IN
ttl: 600
type: MX
pri: 10
target: mx-01.mail-forwarder.io

Servidor de Correo
host: er.de
class: IN
ttl: 600
type: MX
pri: 10
target: mx-02.mail-forwarder.io