Registro DMARC
v=DMARC1; p=quarantine

Registro IPv4
host: it-learning.nl
class: IN
ttl: 90
type: A
ip: 89.116.109.159

Registro IPv4
host: it-learning.nl
class: IN
ttl: 90
type: A
ip: 195.200.9.157

Servidores DNS Principal (mname) y Secundario (rname)
host: it-learning.nl
class: IN
ttl: 3600
type: SOA
mname: ns1.dns-parking.com
rname: dns.hostinger.com
serial: 2026091001
refresh: 10000
retry: 2400
expire: 604800
minimum-ttl: 600

Servidor de Correo
host: it-learning.nl
class: IN
ttl: 14400
type: MX
pri: 20
target: mailsec.protonmail.ch

Servidor de Correo
host: it-learning.nl
class: IN
ttl: 14400
type: MX
pri: 10
target: mail.protonmail.ch

Información TXT
host: it-learning.nl
class: IN
ttl: 14400
type: TXT
txt: protonmail-verification=522ef286d64c5bcff25990360cab8709e7b89e74
entries: Array

Información TXT
host: it-learning.nl
class: IN
ttl: 14400
type: TXT
txt: v=spf1 include:_spf.protonmail.ch ~all
entries: Array

Registro IPv6
host: it-learning.nl
class: IN
ttl: 90
type: AAAA
ipv6: 2a02:4780:26:5ee9:7c2b:f41b:5f1c:6c02

Registro IPv6
host: it-learning.nl
class: IN
ttl: 90
type: AAAA
ipv6: 2a02:4780:34:e372:62ee:4546:966d:67e0