Registro DMARC
v=DMARC1; p=none; rua=mailto:postmaster@abctech.cz

Registro IPv4
host: abctech.cz
class: IN
ttl: 600
type: A
ip: 81.0.208.106

Servidores DNS Principal (mname) y Secundario (rname)
host: abctech.cz
class: IN
ttl: 4223
type: SOA
mname: ns.sic.cz
rname: hostmaster.sic.cz
serial: 2023121300
refresh: 28800
retry: 7200
expire: 604800
minimum-ttl: 86400

Servidor de Correo
host: abctech.cz
class: IN
ttl: 600
type: MX
pri: 7
target: mailserver.sic.cz

Información TXT
host: abctech.cz
class: IN
ttl: 600
type: TXT
txt: google-site-verification=-h_kpmXdpST2Nm79EIWSJuadfTZkkS5m-fVdbQenVTU
entries: Array

Información TXT
host: abctech.cz
class: IN
ttl: 600
type: TXT
txt: v=spf1 +a +mx ?all
entries: Array