Registro IPv4
host: itu.edu.vn
class: IN
ttl: 86400
type: A
ip: 156.67.104.36

Servidores DNS Principal (mname) y Secundario (rname)
host: itu.edu.vn
class: IN
ttl: 86400
type: SOA
mname: ns1.contabo.net
rname: hostmaster.contabo.com
serial: 2025011101
refresh: 3600
retry: 7200
expire: 2419200
minimum-ttl: 10800

Servidor de Correo
host: itu.edu.vn
class: IN
ttl: 86400
type: MX
pri: 10
target: mail.itu.edu.vn