Registro DMARC
v=DMARC1;p=quarantine;rua=mailto:admin@une.cu;ruf=mailto:admin@une.cu;sp=quarantine

Servidores DNS Principal (mname) y Secundario (rname)
host: une.cu
class: IN
ttl: 21600
type: SOA
mname: ns.unionelectrica.cu
rname: admin.une.cu
serial: 2026031202
refresh: 10800
retry: 3600
expire: 1209600
minimum-ttl: 38400

Servidor de Correo
host: une.cu
class: IN
ttl: 3600
type: MX
pri: 10
target: pmg-mx02.une.cu

Servidor de Correo
host: une.cu
class: IN
ttl: 3600
type: MX
pri: 10
target: pmg-mx01.une.cu

Información TXT
host: une.cu
class: IN
ttl: 21600
type: TXT
txt: v=spf1 mx -all
entries: Array