Registro DMARC
v=DMARC1;p=quarantine;sp=none;adkim=r;aspf=r;pct=100;fo=0;rf=afrf;ri=86400

Registro IPv4
host: thienantech.com
class: IN
ttl: 3600
type: A
ip: 157.119.248.162

Servidores DNS Principal (mname) y Secundario (rname)
host: thienantech.com
class: IN
ttl: 3600
type: SOA
mname: ns-a2.tenten.vn
rname: noreply.tenten.vn
serial: 1744876217
refresh: 3562
retry: 600
expire: 86400
minimum-ttl: 3600

Servidor de Correo
host: thienantech.com
class: IN
ttl: 3600
type: MX
pri: 10
target: mail.thienantech.com

Información TXT
host: thienantech.com
class: IN
ttl: 3600
type: TXT
txt: v=spf1 mx a ip4:157.119.248.162 ~all
entries: Array