Registro DMARC
v=DMARC1; p=quarantine; sp=none; aspf=s; adkim=r; fo=0:s:d;

Registro IPv4
host: dortovestudiopetra.cz
class: IN
ttl: 90
type: A
ip: 77.93.196.21

Servidores DNS Principal (mname) y Secundario (rname)
host: dortovestudiopetra.cz
class: IN
ttl: 86400
type: SOA
mname: ns1.bfp.cz
rname: hostmaster.bfp.cz
serial: 2023080901
refresh: 10800
retry: 3600
expire: 2419200
minimum-ttl: 86400

Servidor de Correo
host: dortovestudiopetra.cz
class: IN
ttl: 21600
type: MX
pri: 0
target: mail2.bfp.cz

Servidor de Correo
host: dortovestudiopetra.cz
class: IN
ttl: 21600
type: MX
pri: 100
target: relay1.bfp.cz

Información TXT
host: dortovestudiopetra.cz
class: IN
ttl: 3600
type: TXT
txt: v=spf1 a mx include:spfcust.bfp.cz -all
entries: Array

Registro IPv6
host: dortovestudiopetra.cz
class: IN
ttl: 90
type: AAAA
ipv6: 2a01:430:33::21