Registro DMARC
v=DMARC1; p=none; aspf=r; adkim=r;

Registro IPv4
host: letrana.es
class: IN
ttl: 3671
type: A
ip: 34.90.6.53

Servidores DNS Principal (mname) y Secundario (rname)
host: letrana.es
class: IN
ttl: 14400
type: SOA
mname: ns1.siteground.net
rname: root.gnld1007.siteground.eu
serial: 100118
refresh: 86400
retry: 7200
expire: 3600000
minimum-ttl: 86400

Servidor de Correo
host: letrana.es
class: IN
ttl: 68471
type: MX
pri: 20
target: mx20.antispam.mailspamprotection.com

Servidor de Correo
host: letrana.es
class: IN
ttl: 68471
type: MX
pri: 10
target: mx10.antispam.mailspamprotection.com

Servidor de Correo
host: letrana.es
class: IN
ttl: 68471
type: MX
pri: 30
target: mx30.antispam.mailspamprotection.com

Información TXT
host: letrana.es
class: IN
ttl: 14400
type: TXT
txt: v=spf1 +a +mx +ip4:34.90.13.127 include:letrana.es.spf.auto.dnssmarthost.net ~all
entries: Array