Registro DMARC
v=DMARC1; p=quarantine;

Registro IPv4
host: michalow-grabina.pl
class: IN
ttl: 1800
type: A
ip: 185.255.40.168

Servidores DNS Principal (mname) y Secundario (rname)
host: michalow-grabina.pl
class: IN
ttl: 1800
type: SOA
mname: ns1.atthost.pl
rname: root.michalow-grabina.pl
serial: 2020031201
refresh: 10800
retry: 3600
expire: 1814400
minimum-ttl: 3600

Servidor de Correo
host: michalow-grabina.pl
class: IN
ttl: 1800
type: MX
pri: 10
target: mail.michalow-grabina.pl

Información TXT
host: michalow-grabina.pl
class: IN
ttl: 1800
type: TXT
txt: v=spf1 a mx include:_spf.atthost.pl -all
entries: Array