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

Registro IPv4
host: vertix-optima.pl
class: IN
ttl: 14400
type: A
ip: 195.78.67.15

Servidores DNS Principal (mname) y Secundario (rname)
host: vertix-optima.pl
class: IN
ttl: 14400
type: SOA
mname: dns1.linuxpl.com
rname: hostmaster.vertix-optima.pl
serial: 2023111600
refresh: 14400
retry: 3600
expire: 1209600
minimum-ttl: 3600

Servidor de Correo
host: vertix-optima.pl
class: IN
ttl: 14400
type: MX
pri: 10
target: mail.vertix-optima.pl

Información TXT
host: vertix-optima.pl
class: IN
ttl: 14400
type: TXT
txt: v=spf1 a mx include:spf.linuxpl.com ip4:195.78.67.15 ip4:78.46.192.41/29 -all
entries: Array