Registro IPv4
host: ww.xxx
class: IN
ttl: 3600
type: A
ip: 199.253.28.35

Servidores DNS Principal (mname) y Secundario (rname)
host: ww.xxx
class: IN
ttl: 3600
type: SOA
mname: ns37.domaincontrol.com
rname: dns.jomax.net
serial: 2022091501
refresh: 28800
retry: 7200
expire: 604800
minimum-ttl: 600