Registro DMARC
v=DMARC1; p=quarantine; adkim=r; aspf=r;

Registro IPv4
host: renobest.cz
class: IN
ttl: 60
type: A
ip: 185.64.219.37

Servidores DNS Principal (mname) y Secundario (rname)
host: renobest.cz
class: IN
ttl: 60
type: SOA
mname: ns.web4u.cz
rname: admin.web4u.cz
serial: 2026042404
refresh: 14400
retry: 3600
expire: 604800
minimum-ttl: 14400

Servidor de Correo
host: renobest.cz
class: IN
ttl: 60
type: MX
pri: 10
target: e383dddf0e1d3a5c.mx1.emailprofi.seznam.cz

Servidor de Correo
host: renobest.cz
class: IN
ttl: 60
type: MX
pri: 20
target: e383dddf0e1d3a5c.mx2.emailprofi.seznam.cz

Información TXT
host: renobest.cz
class: IN
ttl: 60
type: TXT
txt: v=spf1 include:spf.seznam.cz ~all
entries: Array