Registro IPv4
host: Masterlearner.net
class: IN
ttl: 300
type: A
ip: 15.197.162.184

Servidores DNS Principal (mname) y Secundario (rname)
host: masterlearner.net
class: IN
ttl: 1800
type: SOA
mname: launch1.spaceship.net
rname: support.spaceship.com
serial: 1788727660
refresh: 43200
retry: 3600
expire: 604800
minimum-ttl: 3600