Registro IPv4
host: f4-system.jp
class: IN
ttl: 90
type: A
ip: 103.3.189.168

Servidores DNS Principal (mname) y Secundario (rname)
host: f4-system.jp
class: IN
ttl: 90
type: SOA
mname: ns1.value-domain.com
rname: hostmaster.f4-system.jp
serial: 2023121515
refresh: 3600
retry: 900
expire: 604800
minimum-ttl: 60

Servidor de Correo
host: f4-system.jp
class: IN
ttl: 90
type: MX
pri: 10
target: f4-system.jp

Información TXT
host: f4-system.jp
class: IN
ttl: 90
type: TXT
txt: v=spf1 ip4:103.3.189.168 ~all
entries: Array