Registro DMARC
v=DMARC1; p=none; sp=none

Registro IPv4
host: comp7plus.cyberneticos.com
class: IN
ttl: 3600
type: A
ip: 164.138.210.79

Servidores DNS Principal (mname) y Secundario (rname)
host: comp7plus.cyberneticos.com
class: IN
ttl: 3600
type: SOA
mname: s1.cyberneticos.com
rname: hostmaster.comp7plus.cyberneticos.com
serial: 2026011300
refresh: 3600
retry: 3600
expire: 1209600
minimum-ttl: 86400

Servidor de Correo
host: comp7plus.cyberneticos.com
class: IN
ttl: 3600
type: MX
pri: 10
target: mail.comp7plus.cyberneticos.com

Información TXT
host: comp7plus.cyberneticos.com
class: IN
ttl: 3600
type: TXT
txt: v=spf1 a mx ip4:164.138.209.109 -all
entries: Array