Registro DMARC
v=DMARC1; p=none;

Registro IPv4
host: sinosensors.com
class: IN
ttl: 300
type: A
ip: 45.74.252.182

Servidores DNS Principal (mname) y Secundario (rname)
host: sinosensors.com
class: IN
ttl: 1800
type: SOA
mname: chelsea.ns.cloudflare.com
rname: dns.cloudflare.com
serial: 2410222990
refresh: 10000
retry: 2400
expire: 604800
minimum-ttl: 1800

Servidor de Correo
host: sinosensors.com
class: IN
ttl: 300
type: MX
pri: 1
target: sinosensors.com

Información TXT
host: sinosensors.com
class: IN
ttl: 300
type: TXT
txt: @
entries: Array

Información TXT
host: sinosensors.com
class: IN
ttl: 300
type: TXT
txt: v=spf1 mx a a:sinosensors.com ip4:45.74.252.182 ~all
entries: Array