Registro IPv4
host: haiduongdost.gov.vn
class: IN
ttl: 6662
type: A
ip: 27.72.127.172

Servidores DNS Principal (mname) y Secundario (rname)
host: haiduongdost.gov.vn
class: IN
ttl: 6663
type: SOA
mname: vdc-hn01.vnn.vn
rname: postmaster.vnn.vn
serial: 2025041704
refresh: 10800
retry: 3600
expire: 604800
minimum-ttl: 86400

Servidor de Correo
host: haiduongdost.gov.vn
class: IN
ttl: 6664
type: MX
pri: 10
target: tranhungdao.lpvietnam.com