Registro IPv4
host: 4u-solution.com
class: IN
ttl: 448
type: A
ip: 1.234.44.88

Servidores DNS Principal (mname) y Secundario (rname)
host: 4u-solution.com
class: IN
ttl: 7049
type: SOA
mname: ns.gabia.co.kr
rname: hosting.gabia.com
serial: 2021012717
refresh: 1800
retry: 600
expire: 1209600
minimum-ttl: 86400

Servidor de Correo
host: 4u-solution.com
class: IN
ttl: 450
type: MX
pri: 10
target: mail.4u-solution.com

Información TXT
host: 4u-solution.com
class: IN
ttl: 450
type: TXT
txt: v=spf1 include:_spf1.mailnara.co.kr include:_spf2.mailnara.co.kr include:_spf3.mailnara.co.kr include:_spf4.mailnara.co.kr include:_spf5.mailnara.co.kr ~all
entries: Array