Registro DMARC
v=DMARC1; p=none;

Registro IPv4
host: lecastel.org
class: IN
ttl: 3600
type: A
ip: 66.209.187.87

Servidores DNS Principal (mname) y Secundario (rname)
host: lecastel.org
class: IN
ttl: 3600
type: SOA
mname: a.misconfigured.dns.server.invalid
rname: hostmaster.lecastel.org
serial: 2026072302
refresh: 10800
retry: 3600
expire: 604800
minimum-ttl: 3600

Servidor de Correo
host: lecastel.org
class: IN
ttl: 3600
type: MX
pri: 10
target: mail.lecastel.org

Información TXT
host: lecastel.org
class: IN
ttl: 3600
type: TXT
txt: v=spf1 a mx ip4:66.209.176.0/20 -all
entries: Array