Registro DMARC
v=spf1 a:itn-shared-smtp.smtpzone.cz ~all

Registro IPv4
host: fotoparta.cz
class: IN
ttl: 1800
type: A
ip: 54.154.159.148

Servidores DNS Principal (mname) y Secundario (rname)
host: fotoparta.cz
class: IN
ttl: 3600
type: SOA
mname: ns.grdns.cz
rname: admin.grdns.cz
serial: 2020012101
refresh: 3600
retry: 1800
expire: 2592000
minimum-ttl: 3600

Servidor de Correo
host: fotoparta.cz
class: IN
ttl: 1800
type: MX
pri: 10
target: site5-1.mx.itnonstop.cz

Información TXT
host: fotoparta.cz
class: IN
ttl: 1800
type: TXT
txt: v=spf1 a:itn-shared-smtp.smtpzone.cz ~all
entries: Array