Registro DMARC
v=DMARC1; p=reject

Registro IPv4
host: htmlvalidator.com
class: IN
ttl: 7200
type: A
ip: 50.116.31.253

Servidores DNS Principal (mname) y Secundario (rname)
host: htmlvalidator.com
class: IN
ttl: 7200
type: SOA
mname: ns1.linode.com
rname: postmaster.htmlvalidator.com
serial: 2021000025
refresh: 7200
retry: 7200
expire: 1209600
minimum-ttl: 7200

Servidor de Correo
host: htmlvalidator.com
class: IN
ttl: 7200
type: MX
pri: 10
target: val.htmlvalidator.com

Información TXT
host: htmlvalidator.com
class: IN
ttl: 7200
type: TXT
txt: google-site-verification=pEsjyxqq46qQjYmQyUJNc78FYEsqo4dDoMSTEkCvGMo
entries: Array

Información TXT
host: htmlvalidator.com
class: IN
ttl: 7200
type: TXT
txt: v=spf1 ip4:50.116.31.253 ip4:141.226.140.0/22 ~all
entries: Array