Registro IPv4
host: duo.vn
class: IN
ttl: 360
type: A
ip: 103.9.204.239

Servidores DNS Principal (mname) y Secundario (rname)
host: duo.vn
class: IN
ttl: 3600
type: SOA
mname: ns1.pavietnam.vn
rname: hostmaster.duo.vn
serial: 2023091855
refresh: 14400
retry: 3600
expire: 1209600
minimum-ttl: 86400

Servidor de Correo
host: duo.vn
class: IN
ttl: 360
type: MX
pri: 10
target: mr.pavietnam.vn

Información TXT
host: duo.vn
class: IN
ttl: 360
type: TXT
txt: v=msv1 t=9f2c8935669bee4fbdc319b046be85
entries: Array

Información TXT
host: duo.vn
class: IN
ttl: 360
type: TXT
txt: 7hmghpjk0rda7k6gv88ielfi74
entries: Array

Información TXT
host: duo.vn
class: IN
ttl: 360
type: TXT
txt: v=spf1 include:hotmail.com ip4:222.255.168.162 ip4:123.30.186.157 ip4:123.30.106.212 a:mail.gosu2.vn mx:mail.duo.vn ~all
entries: Array

Información TXT
host: duo.vn
class: IN
ttl: 360
type: TXT
txt: _globalsign-domain-verification=mGR-59aVP1-wZ3pTJQzSJdRTE_P469l66HcUheTjEL
entries: Array