Registro DMARC
v=DMARC1; p=none;

Registro IPv4
host: dfup.pl
class: IN
ttl: 3600
type: A
ip: 185.110.51.51

Servidores DNS Principal (mname) y Secundario (rname)
host: dfup.pl
class: IN
ttl: 3600
type: SOA
mname: ns1.hostido.net.pl
rname: hostmaster.dfup.pl
serial: 2025031401
refresh: 86400
retry: 3600
expire: 1209600
minimum-ttl: 3600

Servidor de Correo
host: dfup.pl
class: IN
ttl: 3600
type: MX
pri: 10
target: mail.dfup.pl

Información TXT
host: dfup.pl
class: IN
ttl: 3600
type: TXT
txt: v=spf1 a mx include:spf.hostido.pl -all
entries: Array