Registro DMARC
v=DMARC1; p=none; pct=100; rua=mailto:sales@voip24h.vn; sp=none; aspf=r;

Registro IPv4
host: voip24h.vn
class: IN
ttl: 120
type: A
ip: 103.200.23.149

Servidores DNS Principal (mname) y Secundario (rname)
host: voip24h.vn
class: IN
ttl: 3600
type: SOA
mname: ns1.matbao.vn
rname: admin.matbao.com
serial: 2024120601
refresh: 7200
retry: 1800
expire: 1209600
minimum-ttl: 3600

Servidor de Correo
host: voip24h.vn
class: IN
ttl: 3600
type: MX
pri: 10
target: ALT4.ASPMX.L.GOOGLE.COM