Registro IPv4
host: emailna.co
class: IN
ttl: 600
type: A
ip: 207.244.67.139

Servidores DNS Principal (mname) y Secundario (rname)
host: emailna.co
class: IN
ttl: 600
type: SOA
mname: ns1.badgerdns.com
rname: admin.emailna.co
serial: 2025081500
refresh: 86400
retry: 10800
expire: 604800
minimum-ttl: 300