Registro DMARC
v=DMARC1;p=reject;rua=mailto:us-bank@rua.agari.com;ruf=mailto:us-bank@ruf.agari.com;fo=1

Servidores DNS Principal (mname) y Secundario (rname)
host: ubocisworld.com
class: IN
ttl: 3600
type: SOA
mname: ns2.usbank.com
rname: domainadmin.usbank.com
serial: 2025020403
refresh: 28800
retry: 3600
expire: 604800
minimum-ttl: 1800

Servidor de Correo
host: ubocisworld.com
class: IN
ttl: 1800
type: MX
pri: 0
target: 

Información TXT
host: ubocisworld.com
class: IN
ttl: 1800
type: TXT
txt: v=spf1 -all
entries: Array