Registro DMARC
v=DMARC1; p=none;

Registro IPv4
host: nume.cz
class: IN
ttl: 360
type: A
ip: 178.79.169.160

Servidores DNS Principal (mname) y Secundario (rname)
host: nume.cz
class: IN
ttl: 360
type: SOA
mname: ns1.ignum.com
rname: hostmaster.ignum.cz
serial: 2025021301
refresh: 10800
retry: 3600
expire: 604800
minimum-ttl: 360

Servidor de Correo
host: nume.cz
class: IN
ttl: 3600
type: MX
pri: 10
target: ign-mx4.webglobe.com

Servidor de Correo
host: nume.cz
class: IN
ttl: 3600
type: MX
pri: 10
target: ign-mx2.webglobe.com

Servidor de Correo
host: nume.cz
class: IN
ttl: 3600
type: MX
pri: 10
target: ign-mx3.webglobe.com

Servidor de Correo
host: nume.cz
class: IN
ttl: 3600
type: MX
pri: 10
target: ign-mx1.webglobe.com

Información TXT
host: nume.cz
class: IN
ttl: 360
type: TXT
txt: v=spf1 mx ip4:178.79.179.169 include:sendgrid.net include:spf.exchange4u.cz ip4:178.79.169.160 include:spf.mailjet.com include:_spf.ignum.cz ~all
entries: Array