Registro DMARC
v=DMARC1; p=reject; rua=mailto:reports@stronyzklasa.pl; pct=100;

Registro IPv4
host: ckziuostrowiec.pl
class: IN
ttl: 3600
type: A
ip: 185.170.105.104

Servidores DNS Principal (mname) y Secundario (rname)
host: ckziuostrowiec.pl
class: IN
ttl: 3600
type: SOA
mname: ns1.s2scooli.pl
rname: hostmaster.ckziuostrowiec.pl
serial: 2023111000
refresh: 3600
retry: 3600
expire: 1209600
minimum-ttl: 86400

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

Información TXT
host: ckziuostrowiec.pl
class: IN
ttl: 3600
type: TXT
txt: v=spf1 a mx ip4:185.170.105.104 ~all
entries: Array