Registro DMARC
v=DMARC1; p=none; rua=mailto:info@madbutcher.de; sp=none; aspf=r;

Registro IPv4
host: madbutcher.net
class: IN
ttl: 21600
type: A
ip: 178.63.64.77

Servidores DNS Principal (mname) y Secundario (rname)
host: madbutcher.net
class: IN
ttl: 21600
type: SOA
mname: ns1.first-ns.de
rname: dns.hetzner.com
serial: 2023102504
refresh: 14400
retry: 1800
expire: 604800
minimum-ttl: 86400

Servidor de Correo
host: madbutcher.net
class: IN
ttl: 90
type: MX
pri: 10
target: mail20.madbutcher.de

Información TXT
host: madbutcher.net
class: IN
ttl: 21600
type: TXT
txt: v=spf1 mx -all
entries: Array