Registro DMARC
v=spf1 mx include:spfnodes1.cntait.org include:spfnodes2.cntait.org exp=spffail.cntait.org -all

Registro IPv4
host: cnt-ait.org
class: IN
ttl: 21600
type: A
ip: 88.99.197.245

Servidores DNS Principal (mname) y Secundario (rname)
host: cnt-ait.org
class: IN
ttl: 10800
type: SOA
mname: ns1.gandi.net
rname: hostmaster.gandi.net
serial: 1752710400
refresh: 10800
retry: 3600
expire: 604800
minimum-ttl: 10800

Servidor de Correo
host: cnt-ait.org
class: IN
ttl: 21600
type: MX
pri: 10
target: mtda.srv.cntait.org

Información TXT
host: cnt-ait.org
class: IN
ttl: 21600
type: TXT
txt: v=spf1 mx include:spfnodes1.cntait.org include:spfnodes2.cntait.org exp=spffail.cntait.org -all
entries: Array