Registro DMARC
v=DMARC1; p=reject; sp=quarantine; pct=20; adkim=s; aspf=s; fo=1; rua=mailto:postmaster@reduc.edu.cu; ruf=mailto:postmaster@reduc.edu.cu; rf=afrf

Registro IPv4
host: reduc.edu.cu
class: IN
ttl: 10800
type: A
ip: 200.14.53.130

Registro IPv4
host: reduc.edu.cu
class: IN
ttl: 10800
type: A
ip: 200.55.148.202

Servidores DNS Principal (mname) y Secundario (rname)
host: reduc.edu.cu
class: IN
ttl: 10800
type: SOA
mname: ns1.reduc.edu.cu
rname: postmaster.reduc.edu.cu
serial: 2023123101
refresh: 3600
retry: 900
expire: 1209600
minimum-ttl: 10800

Servidor de Correo
host: reduc.edu.cu
class: IN
ttl: 10800
type: MX
pri: 0
target: mx.reduc.edu.cu

Servidor de Correo
host: reduc.edu.cu
class: IN
ttl: 10800
type: MX
pri: 60
target: mxg.reduc.edu.cu

Servidor de Correo
host: reduc.edu.cu
class: IN
ttl: 10800
type: MX
pri: 40
target: mx1.reduc.edu.cu

Servidor de Correo
host: reduc.edu.cu
class: IN
ttl: 10800
type: MX
pri: 20
target: mx2.reduc.edu.cu

Información TXT
host: reduc.edu.cu
class: IN
ttl: 10800
type: TXT
txt: v=spf1 mx ip4:200.14.53.128/27 ip4:200.55.148.200/29 ~all
entries: Array