Registro IPv4
host: qtvietnam.com.vn
class: IN
ttl: 360
type: A
ip: 172.96.185.226

Servidores DNS Principal (mname) y Secundario (rname)
host: qtvietnam.com.vn
class: IN
ttl: 2560
type: SOA
mname: ns.viettelidc.com.vn
rname: hostmaster.qtvietnam.com.vn
serial: 1757501707
refresh: 16384
retry: 2048
expire: 1048576
minimum-ttl: 2560

Servidor de Correo
host: qtvietnam.com.vn
class: IN
ttl: 360
type: MX
pri: 10
target: mail.qtvietnam.com.vn

Información TXT
host: qtvietnam.com.vn
class: IN
ttl: 360
type: TXT
txt: v=spf1 mx a ip4:172.96.185.226 ~all
entries: Array