Registro DMARC
v=DMARC1; p=quarantine; pct=100; rua=mailto:infodmarc@exposistem.com; ruf=mailto:infodmarc@exposistem.com; sp=quarantine; fo=1

Registro IPv4
host: exposistem.com
class: IN
ttl: 300
type: A
ip: 82.98.168.195

Servidores DNS Principal (mname) y Secundario (rname)
host: exposistem.com
class: IN
ttl: 300
type: SOA
mname: ns.dinahosting.com
rname: hostmaster.exposistem.com
serial: 2018100501
refresh: 3600
retry: 120
expire: 1209600
minimum-ttl: 300

Servidor de Correo
host: exposistem.com
class: IN
ttl: 300
type: MX
pri: 10
target: mail.exposistem.com

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