Registro DMARC
v=DMARC1; p=quarantine; rua=mailto:postmaster@upr.edu.cu

Servidores DNS Principal (mname) y Secundario (rname)
host: upr.edu.cu
class: IN
ttl: 6986
type: SOA
mname: ns1.upr.edu.cu
rname: postmaster.upr.edu.cu
serial: 2025041005
refresh: 2880
retry: 7200
expire: 1209600
minimum-ttl: 21600

Servidor de Correo
host: upr.edu.cu
class: IN
ttl: 6985
type: MX
pri: 10
target: pxmg8.upr.edu.cu

Información TXT
host: upr.edu.cu
class: IN
ttl: 6985
type: TXT
txt: google-site-verification=UILmVV_rQvM2S2SUevhxV8UTMTc8LirSSm93Snk41L4
entries: Array

Información TXT
host: upr.edu.cu
class: IN
ttl: 6985
type: TXT
txt: v=spf1 mx a ip4:200.14.49.25  ~all
entries: Array