Registro IPv4
host: giaoducthuongxuyen.edu.vn
class: IN
ttl: 360
type: A
ip: 103.77.162.20

Servidores DNS Principal (mname) y Secundario (rname)
host: giaoducthuongxuyen.edu.vn
class: IN
ttl: 2851
type: SOA
mname: ns1.dotvndns.vn
rname: hostmaster.giaoducthuongxuyen.edu.vn
serial: 2024082002
refresh: 14400
retry: 3600
expire: 1209600
minimum-ttl: 86400