Registro DMARC
v=DMARC1; p=reject; sp=none; rua=mailto:dmarc-report@piensasolutions.com

Registro IPv4
host: piensasolutions.es
class: IN
ttl: 90
type: A
ip: 217.76.128.51

Servidores DNS Principal (mname) y Secundario (rname)
host: piensasolutions.es
class: IN
ttl: 5845
type: SOA
mname: alpha.piensasolutions.com
rname: hostmaster.piensasolutions.com
serial: 2005110818
refresh: 21600
retry: 3600
expire: 2419200
minimum-ttl: 86400

Servidor de Correo
host: piensasolutions.es
class: IN
ttl: 5846
type: MX
pri: 10
target: smtp-01.piensasolutions.com

Información TXT
host: piensasolutions.es
class: IN
ttl: 3600
type: TXT
txt: v=spf1 include:_spf.piensasolutions.com ~all
entries: Array