Registro DMARC
v=DMARC1;p=reject;pct=100

Registro IPv4
host: stei.cat
class: IN
ttl: 604800
type: A
ip: 217.160.0.213

Servidores DNS Principal (mname) y Secundario (rname)
host: stei.cat
class: IN
ttl: 604800
type: SOA
mname: ns-es.1and1-dns.es
rname: hostmaster.1and1.com
serial: 2017013148
refresh: 28800
retry: 7200
expire: 604800
minimum-ttl: 300

Servidor de Correo
host: stei.cat
class: IN
ttl: 604800
type: MX
pri: 11
target: mx01.ionos.es

Servidor de Correo
host: stei.cat
class: IN
ttl: 604800
type: MX
pri: 10
target: mx00.ionos.es

Información TXT
host: stei.cat
class: IN
ttl: 604800
type: TXT
txt: v=spf1 include:_spf.perfora.net include:_spf.kundenserver.de ~all
entries: Array

Información TXT
host: stei.cat
class: IN
ttl: 604800
type: TXT
txt: google-site-verification=fQ2kSdY8GQP32iKeCItb9iA8Az_46FfZhjaZ1k1Aix0
entries: Array