Registro IPv4
host: frankfurt-adressbuch.de
class: IN
ttl: 3600
type: A
ip: 5.44.109.17

Servidores DNS Principal (mname) y Secundario (rname)
host: frankfurt-adressbuch.de
class: IN
ttl: 21600
type: SOA
mname: ns1092.ui-dns.org
rname: hostmaster.1und1.de
serial: 2017012810
refresh: 28800
retry: 7200
expire: 604800
minimum-ttl: 300

Servidor de Correo
host: frankfurt-adressbuch.de
class: IN
ttl: 3600
type: MX
pri: 10
target: mx01.tarox-data.de

Servidor de Correo
host: frankfurt-adressbuch.de
class: IN
ttl: 3600
type: MX
pri: 20
target: mx02.tarox-data.de