Registro DMARC
v=DMARC1; p=reject; fo=1; ri=3600; rua=mailto:rua-dmarc@bbva.com; ruf=mailto:ruf-dmarc@bbva.com

Servidores DNS Principal (mname) y Secundario (rname)
host: serviciobancomer.com
class: IN
ttl: 1800
type: SOA
mname: ns1.bbvaedge.com
rname: dns.cloudflare.com
serial: 2414686702
refresh: 10000
retry: 2400
expire: 604800
minimum-ttl: 1800

Servidor de Correo
host: serviciobancomer.com
class: IN
ttl: 10800
type: MX
pri: 20
target: mail2.serviciobancomer.com

Servidor de Correo
host: serviciobancomer.com
class: IN
ttl: 10800
type: MX
pri: 10
target: mail.serviciobancomer.com

Información TXT
host: serviciobancomer.com
class: IN
ttl: 10800
type: TXT
txt: v=spf1 ip4:148.244.43.84 ip4:148.244.43.71 ip4:148.244.43.157 ~all
entries: Array