Registro DMARC
v=spf1 -all

Registro IPv4
host: sky.co.de
class: IN
ttl: 300
type: A
ip: 64.190.63.222

Servidores DNS Principal (mname) y Secundario (rname)
host: sky.co.de
class: IN
ttl: 90
type: SOA
mname: 208.91.197.91
rname: hostmaster.sky.co.de
serial: 1719857533
refresh: 10800
retry: 3600
expire: 604800
minimum-ttl: 3600

Servidor de Correo
host: sky.co.de
class: IN
ttl: 3600
type: MX
pri: 0
target: localhost