Registro DMARC
v=DMARC1; p=quarantine; adkim=s; aspf=s

Registro IPv4
host: mrit.pl
class: IN
ttl: 1615
type: A
ip: 81.186.225.122

Servidores DNS Principal (mname) y Secundario (rname)
host: mrit.pl
class: IN
ttl: 1615
type: SOA
mname: ns13.rgb365.eu
rname: mrobal.gmail.com
serial: 2026073102
refresh: 10800
retry: 3600
expire: 1209600
minimum-ttl: 10800

Servidor de Correo
host: mrit.pl
class: IN
ttl: 1616
type: MX
pri: 10
target: mail.mrit.pl

Información TXT
host: mrit.pl
class: IN
ttl: 1616
type: TXT
txt: v=spf1 include:_spf.rgb365.eu ~all
entries: Array