Servidores DNS Principal (mname) y Secundario (rname)
host: nd.Com.hk
class: IN
ttl: 1497
type: SOA
mname: freedns1.registrar-servers.com
rname: hostmaster.registrar-servers.com
serial: 1597660105
refresh: 43200
retry: 3600
expire: 604800
minimum-ttl: 3601

Servidor de Correo
host: nd.com.hk
class: IN
ttl: 300
type: MX
pri: 0
target: nd-com-hk.mail.protection.outlook.com

Información TXT
host: nd.Com.hk
class: IN
ttl: 1498
type: TXT
txt: v=spf1 include:spf.protection.outlook.com ~all
entries: Array