Registro IPv4
host: best.edu.vn
class: IN
ttl: 86400
type: A
ip: 14.225.33.85

Servidores DNS Principal (mname) y Secundario (rname)
host: best.edu.vn
class: IN
ttl: 86400
type: SOA
mname: ns1.vdconline.vn
rname: vdconline.tld
serial: 2022101757
refresh: 28800
retry: 7200
expire: 1209600
minimum-ttl: 86400

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