Servidores DNS Principal (mname) y Secundario (rname)
host: oslt.co.kr
class: IN
ttl: 86400
type: SOA
mname: ns.gabia.co.kr
rname: hosting.gabia.com
serial: 2019120315
refresh: 1800
retry: 600
expire: 1209600
minimum-ttl: 86400

Servidor de Correo
host: oslt.co.kr
class: IN
ttl: 86400
type: MX
pri: 10
target: mailapp.hiworks.co.kr

Información TXT
host: oslt.co.kr
class: IN
ttl: 3600
type: TXT
txt: v=spf1 include:_spf.hiworks.co.kr ~all
entries: Array