Registro DMARC
v=DMARC1;p=none

Registro IPv4
host: nucleonacionalesp.com
class: IN
ttl: 14400
type: A
ip: 217.160.163.179

Servidores DNS Principal (mname) y Secundario (rname)
host: nucleonacionalesp.com
class: IN
ttl: 86400
type: SOA
mname: ns1721.webempresa.eu
rname: ns1722.webempresa.eu
serial: 2026030101
refresh: 3600
retry: 1800
expire: 1209600
minimum-ttl: 86400

Servidor de Correo
host: nucleonacionalesp.com
class: IN
ttl: 90
type: MX
pri: 0
target: mail.nucleonacionalesp.com

Información TXT
host: nucleonacionalesp.com
class: IN
ttl: 90
type: TXT
txt: v=spf1 +a +mx +ip4:213.158.86.85 include:_spf.webempresa.eu ~all
entries: Array