Registro DMARC
v=DMARC1; p=none; sp=none;

Registro IPv4
host: znane-firmy.pl
class: IN
ttl: 3600
type: A
ip: 65.21.194.246

Servidores DNS Principal (mname) y Secundario (rname)
host: znane-firmy.pl
class: IN
ttl: 3600
type: SOA
mname: dns1.linux.pl
rname: hostmaster.znane-firmy.pl
serial: 2025030800
refresh: 3600
retry: 3600
expire: 1209600
minimum-ttl: 86400

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

Información TXT
host: znane-firmy.pl
class: IN
ttl: 3600
type: TXT
txt: v=spf1 a mx ip6:2a01:4f9:3b:1c49::2 ip4:65.21.194.204 ip4:65.21.194.246 ~all
entries: Array