Registro DMARC
v=DMARC1;p=none

Registro IPv4
host: sdrconstrucciones.com
class: IN
ttl: 14400
type: A
ip: 213.158.84.19

Servidores DNS Principal (mname) y Secundario (rname)
host: sdrconstrucciones.com
class: IN
ttl: 1559
type: SOA
mname: ns50191.webempresa.eu
rname: ns50192.webempresa.eu
serial: 2025070501
refresh: 3600
retry: 1800
expire: 1209600
minimum-ttl: 86400

Servidor de Correo
host: sdrconstrucciones.com
class: IN
ttl: 14400
type: MX
pri: 0
target: mail.sdrconstrucciones.com

Información TXT
host: sdrconstrucciones.com
class: IN
ttl: 14400
type: TXT
txt: v=spf1 +a +mx +ip4:213.158.84.19 include:_spf.webempresa.eu ~all
entries: Array