Servidores DNS Principal (mname) y Secundario (rname)
host: beta.com
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

Servidor de Correo
host: beta.com
class: IN
ttl: 300
type: MX
pri: 10
target: spoon.beta.com

Información TXT
host: beta.com
class: IN
ttl: 300
type: TXT
txt: v=spf1 a:spoon.beta.com ip4:34.225.39.8 ~all
entries: Array