Registro DMARC
v=DMARC1; p=none; rua=mailto:e1758dcfc9144a2ead6e90f1f976ff74@dmarc-reports.cloudflare.net

Registro IPv4
host: graybealgroup.com
class: IN
ttl: 300
type: A
ip: 199.16.172.23

Registro IPv4
host: graybealgroup.com
class: IN
ttl: 300
type: A
ip: 199.16.173.106

Servidores DNS Principal (mname) y Secundario (rname)
host: graybealgroup.com
class: IN
ttl: 1800
type: SOA
mname: jose.ns.cloudflare.com
rname: dns.cloudflare.com
serial: 2415602264
refresh: 10000
retry: 2400
expire: 604800
minimum-ttl: 1800

Servidor de Correo
host: graybealgroup.com
class: IN
ttl: 3600
type: MX
pri: 0
target: graybealgroup-com.mail.protection.outlook.com

Información TXT
host: graybealgroup.com
class: IN
ttl: 300
type: TXT
txt: sending_domain1029221=0cfd1f82fefce9f4f7068a0297cfb4cfabb64fb158d0bcd40e790bb9c0b723ab
entries: Array

Información TXT
host: graybealgroup.com
class: IN
ttl: 300
type: TXT
txt: v=spf1 include:spf.protection.outlook.com include:mailgun.org -all
entries: Array

Información TXT
host: graybealgroup.com
class: IN
ttl: 300
type: TXT
txt: Account Engagement emails pass SPF automatically, but we recommend setting it up as a best practice.
entries: Array