Registro DMARC
v=DMARC1; p=reject

Registro IPv4
host: nato.es
class: IN
ttl: 900
type: A
ip: 217.19.241.50

Servidores DNS Principal (mname) y Secundario (rname)
host: nato.es
class: IN
ttl: 21600
type: SOA
mname: dns1.safenames.com
rname: hostmaster.safenames.net
serial: 2025070400
refresh: 28800
retry: 1800
expire: 604800
minimum-ttl: 3600