Registro DMARC
v=DMARC1;p=none

Registro IPv4
host: indexbook.es
class: IN
ttl: 3700
type: A
ip: 213.158.86.226

Servidores DNS Principal (mname) y Secundario (rname)
host: indexbook.es
class: IN
ttl: 17133
type: SOA
mname: ns1771.webempresa.eu
rname: ns1772.webempresa.eu
serial: 2026011901
refresh: 3600
retry: 1800
expire: 1209600
minimum-ttl: 86400

Servidor de Correo
host: indexbook.es
class: IN
ttl: 3701
type: MX
pri: 0
target: mail.indexbook.es

Información TXT
host: indexbook.es
class: IN
ttl: 3701
type: TXT
txt: v=spf1 +a +mx +ip4:213.158.86.66 include:_spf.webempresa.eu ~all
entries: Array