Registro DMARC
v=spf1 include:no-ip.com -all

Registro IPv4
host: dynns.com
class: IN
ttl: 90
type: A
ip: 158.247.7.206

Servidores DNS Principal (mname) y Secundario (rname)
host: dynns.com
class: IN
ttl: 21600
type: SOA
mname: nf1.no-ip.com
rname: hostmaster.no-ip.com
serial: 2027777877
refresh: 10800
retry: 1800
expire: 604800
minimum-ttl: 1800

Servidor de Correo
host: dynns.com
class: IN
ttl: 1800
type: MX
pri: 5
target: mail.dynns.com

Información TXT
host: dynns.com
class: IN
ttl: 360
type: TXT
txt: v=spf1 include:no-ip.com -all
entries: Array