Registro DMARC
v=DMARC1; p=none; rua=mailto:bg3a1wcx@ag.eu.dmarcian.com;

Registro IPv4
host: lego-newsletter.cz
class: IN
ttl: 454
type: A
ip: 149.62.151.53

Servidores DNS Principal (mname) y Secundario (rname)
host: lego-newsletter.cz
class: IN
ttl: 21600
type: SOA
mname: udns1.cscdns.net
rname: hostmaster.cscdns.net
serial: 2019120409
refresh: 86400
retry: 86400
expire: 86400
minimum-ttl: 86400

Servidor de Correo
host: lego-newsletter.cz
class: IN
ttl: 21600
type: MX
pri: 10
target: mx.ogilvydevelopment.cz

Información TXT
host: lego-newsletter.cz
class: IN
ttl: 21600
type: TXT
txt: v=spf1 include:spfi.mkii.net include:spfinc.ogilvydevelopment.cz -all
entries: Array