Servidores DNS Principal (mname) y Secundario (rname)
host: playonline.com
class: IN
ttl: 86400
type: SOA
mname: dns1.playonline.com
rname: postmaster.playonline.com
serial: 2024100201
refresh: 3600
retry: 900
expire: 604800
minimum-ttl: 3600

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

Información TXT
host: playonline.com
class: IN
ttl: 300
type: TXT
txt: v=spf1 include:spf.square-enix.com ~all
entries: Array