Registro DMARC
v=DMARC1; p=reject; sp=reject; adkim=s; aspf=s; rua=mailto:dmarc@cobytes.com; ruf=mailto:dmarc@cobytes.com; fo=1

Registro IPv4
host: metrop.nl
class: IN
ttl: 300
type: A
ip: 185.71.62.18

Servidores DNS Principal (mname) y Secundario (rname)
host: metrop.nl
class: IN
ttl: 1800
type: SOA
mname: ns1.cobytes.io
rname: hostmaster.cobytes.io
serial: 2026012201
refresh: 28800
retry: 7200
expire: 604800
minimum-ttl: 86400

Servidor de Correo
host: metrop.nl
class: IN
ttl: 300
type: MX
pri: 20
target: mx2.cobytes.email

Servidor de Correo
host: metrop.nl
class: IN
ttl: 300
type: MX
pri: 30
target: mx3.cobytes.email

Servidor de Correo
host: metrop.nl
class: IN
ttl: 300
type: MX
pri: 10
target: mx1.cobytes.email

Servidor de Correo
host: metrop.nl
class: IN
ttl: 300
type: MX
pri: 40
target: mx4.cobytes.email

Información TXT
host: metrop.nl
class: IN
ttl: 300
type: TXT
txt: v=spf1 +a +mx +ip4:185.71.62.18 include:_spf.mijnwefact.nl include:_spf.cobytes.email -all
entries: Array

Registro IPv6
host: metrop.nl
class: IN
ttl: 300
type: AAAA
ipv6: 2a03:38a0:62:18::1