Registro DMARC
v=DMARC1; p=none;

Registro IPv4
host: app-doctor.com
class: IN
ttl: 3600
type: A
ip: 217.160.0.150

Servidores DNS Principal (mname) y Secundario (rname)
host: app-doctor.com
class: IN
ttl: 21600
type: SOA
mname: webde.ui-dns.biz
rname: hostmaster.web.de
serial: 2011100407
refresh: 28800
retry: 7200
expire: 604800
minimum-ttl: 300

Servidor de Correo
host: app-doctor.com
class: IN
ttl: 3600
type: MX
pri: 100
target: dhmx01.web.de

Servidor de Correo
host: app-doctor.com
class: IN
ttl: 3600
type: MX
pri: 150
target: dhmx02.web.de

Información TXT
host: app-doctor.com
class: IN
ttl: 21600
type: TXT
txt: v=spf1 redirect=_spf.web.de
entries: Array