Registro IPv4
host: iced.edu.vn
class: IN
ttl: 3600
type: A
ip: 202.92.4.40

Servidores DNS Principal (mname) y Secundario (rname)
host: iced.edu.vn
class: IN
ttl: 3600
type: SOA
mname: ns1.zonedns.vn
rname: root.iced.edu.vn
serial: 2018072207
refresh: 1200
retry: 600
expire: 1209600
minimum-ttl: 3600

Servidor de Correo
host: iced.edu.vn
class: IN
ttl: 3600
type: MX
pri: 10
target: iced.edu.vn