Servidores DNS Principal (mname) y Secundario (rname)
host: yna.us
class: IN
ttl: 7200
type: SOA
mname: NS11.WORLDNIC.COM
rname: namehost\@WORLDNIC.COM
serial: 124110217
refresh: 10800
retry: 3600
expire: 604800
minimum-ttl: 3600

Servidor de Correo
host: yna.us
class: IN
ttl: 7200
type: MX
pri: 10
target: yna-us.mail.protection.outlook.com

Información TXT
host: yna.us
class: IN
ttl: 7200
type: TXT
txt: v=spf1 include:spf.protection.outlook.com -all
entries: Array