Registro DMARC
v=spf1 ptr a:arras-online.de mx:arras-online.de include:arras-online.de -all

Registro IPv4
host: arras.ac
class: IN
ttl: 90
type: A
ip: 46.142.140.124

Servidores DNS Principal (mname) y Secundario (rname)
host: arras.ac
class: IN
ttl: 21600
type: SOA
mname: ns2.no-ip.com
rname: hostmaster.no-ip.com
serial: 2005120070
refresh: 10800
retry: 1800
expire: 604800
minimum-ttl: 1800

Servidor de Correo
host: arras.ac
class: IN
ttl: 1800
type: MX
pri: 5
target: mail.arras.ac

Servidor de Correo
host: arras.ac
class: IN
ttl: 1800
type: MX
pri: 10
target: arras-online.de

Información TXT
host: arras.ac
class: IN
ttl: 360
type: TXT
txt: v=spf1 ptr a:arras-online.de mx:arras-online.de include:arras-online.de -all
entries: Array