Registro DMARC
v=DMARC1; p=quarantine;

Registro IPv4
host: servirnet.com
class: IN
ttl: 3600
type: A
ip: 190.94.178.69

Servidores DNS Principal (mname) y Secundario (rname)
host: servirnet.com
class: IN
ttl: 3600
type: SOA
mname: dns1.servirnet.com
rname: admin.servirnet.com
serial: 2021072001
refresh: 10800
retry: 3600
expire: 3600000
minimum-ttl: 86400

Servidor de Correo
host: servirnet.com
class: IN
ttl: 3600
type: MX
pri: 0
target: smtp.servirnet.com

Información TXT
host: servirnet.com
class: IN
ttl: 3600
type: TXT
txt: v=spf1 mx ip4:190.94.178.69 ip4:190.94.178.70 ip4:190.94.178.71 ip4:190.94.178.72 ip4:190.94.178.73 -all
entries: Array