Registro DMARC
v=DMARC1; p=quarantine; rua=mailto:dmarc-rua@1blu.de; ruf=mailto:dmarc-ruf@1blu.de; fo=1; adkim=s; sp=none;

Registro IPv4
host: 1blu.de
class: IN
ttl: 1800
type: A
ip: 178.254.4.208

Servidores DNS Principal (mname) y Secundario (rname)
host: 1blu.de
class: IN
ttl: 1800
type: SOA
mname: ns1.1blu-dns.de
rname: hostmaster.1blu.de
serial: 2024051602
refresh: 14400
retry: 3600
expire: 604800
minimum-ttl: 1800

Servidor de Correo
host: 1blu.de
class: IN
ttl: 1800
type: MX
pri: 10
target: mail.1blu.de

Información TXT
host: 1blu.de
class: IN
ttl: 1800
type: TXT
txt: google-site-verification=YB1n7Xwjh3GkBrW5Q1lq9pZCUH7CDHFIGSrW-pbcvoI
entries: Array

Información TXT
host: 1blu.de
class: IN
ttl: 1800
type: TXT
txt: v=spf1 mx include:_spf.mailrelay.rrpproxy.net ~all
entries: Array