Registro IPv4
host: fitnesstube.net
class: IN
ttl: 300
type: A
ip: 65.0.18.177

Servidores DNS Principal (mname) y Secundario (rname)
host: fitnesstube.net
class: IN
ttl: 900
type: SOA
mname: ns-1226.awsdns-25.org
rname: awsdns-hostmaster.amazon.com
serial: 1
refresh: 7200
retry: 900
expire: 1209600
minimum-ttl: 86400