Registro DMARC
v=DMARC1;p=reject; rua=mailto:[biuro@tddesign.pl]; pct=90

Registro IPv4
host: tddesign.pl
class: IN
ttl: 3600
type: A
ip: 144.76.33.41

Servidores DNS Principal (mname) y Secundario (rname)
host: tddesign.pl
class: IN
ttl: 3600
type: SOA
mname: dns2.linux.pl
rname: hostmaster.tddesign.pl
serial: 2025061300
refresh: 3600
retry: 3600
expire: 1209600
minimum-ttl: 86400

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

Información TXT
host: tddesign.pl
class: IN
ttl: 3600
type: TXT
txt: v=spf1 a mx ip4:144.76.33.41 ip6:2a01:4f8:191:2428::2 ~all
entries: Array