Registro IPv4
host: sky21.net
class: IN
ttl: 90
type: A
ip: 18.172.226.21

Registro IPv4
host: sky21.net
class: IN
ttl: 90
type: A
ip: 18.172.226.116

Registro IPv4
host: sky21.net
class: IN
ttl: 90
type: A
ip: 18.172.226.79

Registro IPv4
host: sky21.net
class: IN
ttl: 90
type: A
ip: 18.172.226.56

Servidores DNS Principal (mname) y Secundario (rname)
host: sky21.net
class: IN
ttl: 900
type: SOA
mname: ns-98.awsdns-12.com
rname: awsdns-hostmaster.amazon.com
serial: 1
refresh: 7200
retry: 900
expire: 1209600
minimum-ttl: 86400

Servidor de Correo
host: sky21.net
class: IN
ttl: 90
type: MX
pri: 1
target: smtp.google.com