Servidores DNS Principal (mname) y Secundario (rname)
host: okibi.com
class: IN
ttl: 120
type: SOA
mname: ns1.value-domain.com
rname: hostmaster.okibi.com
serial: 2023031413
refresh: 3600
retry: 900
expire: 604800
minimum-ttl: 120

Servidor de Correo
host: okibi.com
class: IN
ttl: 120
type: MX
pri: 10
target: mx1.okibi.com