Registro IPv4
host: seristine.com
class: IN
ttl: 21600
type: A
ip: 158.140.144.148

Servidores DNS Principal (mname) y Secundario (rname)
host: seristine.com
class: IN
ttl: 21600
type: SOA
mname: ns1.softlayer.com
rname: support.softlayer.com
serial: 2018062504
refresh: 7200
retry: 600
expire: 1728000
minimum-ttl: 43200

Servidor de Correo
host: seristine.com
class: IN
ttl: 21600
type: MX
pri: 10
target: mail.seristine.com