Registro DMARC
v=DMARC1; p=none; rua=mailto:dmarc@smtp-staging.mailtrap.net; ruf=mailto:dmarc@smtp-staging.mailtrap.net; rf=afrf; pct=100

Registro IPv4
host: fpo.xxx
class: IN
ttl: 437
type: A
ip: 31.133.222.2

Servidores DNS Principal (mname) y Secundario (rname)
host: fpo.xxx
class: IN
ttl: 1338
type: SOA
mname: angela.ns.cloudflare.com
rname: dns.cloudflare.com
serial: 2419797501
refresh: 10000
retry: 2400
expire: 604800
minimum-ttl: 1800

Servidor de Correo
host: fpo.xxx
class: IN
ttl: 438
type: MX
pri: 5
target: fpo.xxx

Información TXT
host: fpo.xxx
class: IN
ttl: 438
type: TXT
txt: google-site-verification=7xz1b7PsBLqLsMzmBYJb2jro57pG2yxtcONV2QmkDt4
entries: 

Información TXT
host: fpo.xxx
class: IN
ttl: 438
type: TXT
txt: v=spf1 include:_spf.smtp.mailtrap.live a mx ~all
entries: