Registro IPv4
host: xxxlf.com
class: IN
ttl: 3600
type: A
ip: 216.18.168.226

Servidores DNS Principal (mname) y Secundario (rname)
host: xxxlf.com
class: IN
ttl: 3600
type: SOA
mname: ns0.reflected.net
rname: noc.reflected.net
serial: 2020122900
refresh: 10800
retry: 900
expire: 604800
minimum-ttl: 86400

Servidor de Correo
host: xxxlf.com
class: IN
ttl: 3600
type: MX
pri: 10
target: smtp-scan01.mx.reflected.net