Registro IPv4
host: domainmetrics.de
class: IN
ttl: 3600
type: A
ip: 178.63.72.77

Servidores DNS Principal (mname) y Secundario (rname)
host: domainmetrics.de
class: IN
ttl: 86400
type: SOA
mname: ns01.domainssaubillig.de
rname: root.ns01.domainssaubillig.de
serial: 1474057386
refresh: 10800
retry: 3600
expire: 604800
minimum-ttl: 3600

Servidor de Correo
host: domainmetrics.de
class: IN
ttl: 3600
type: MX
pri: 10
target: mxa.mailgun.org