Registro DMARC
v=DMARC1;p=none;

Registro IPv4
host: b2bmit.com
class: IN
ttl: 300
type: A
ip: 211.20.187.118

Servidores DNS Principal (mname) y Secundario (rname)
host: b2bmit.com
class: IN
ttl: 300
type: SOA
mname: ns-cloud-a1.googledomains.com
rname: cloud-dns-hostmaster.google.com
serial: 1
refresh: 21600
retry: 3600
expire: 259200
minimum-ttl: 300

Servidor de Correo
host: b2bmit.com
class: IN
ttl: 300
type: MX
pri: 10
target: 006497b7c58d41aef99b4809b84449.pamx1.hotmail.com

Información TXT
host: b2bmit.com
class: IN
ttl: 300
type: TXT
txt: v=spf1 include:_spf.b2bmit.com ~all
entries: Array