Registro IPv4
host: bb-navi.com
class: IN
ttl: 21600
type: A
ip: 203.138.100.148

Servidores DNS Principal (mname) y Secundario (rname)
host: bb-navi.com
class: IN
ttl: 21600
type: SOA
mname: ns.bb-navi.com
rname: root.bb-navi.com
serial: 2021060202
refresh: 10800
retry: 900
expire: 604800
minimum-ttl: 86400

Servidor de Correo
host: bb-navi.com
class: IN
ttl: 21600
type: MX
pri: 10
target: bb-navi.com