Registro IPv4
host: pentest-ground.com
class: IN
ttl: 21600
type: A
ip: 178.79.134.182

Servidores DNS Principal (mname) y Secundario (rname)
host: pentest-ground.com
class: IN
ttl: 21600
type: SOA
mname: ns1.linode.com
rname: admin2.admin.test
serial: 2021000154
refresh: 14400
retry: 14400
expire: 1209600
minimum-ttl: 86400

Servidor de Correo
host: pentest-ground.com
class: IN
ttl: 21600
type: MX
pri: 10
target: mail.pentest-ground.com