Registro DMARC
v=DMARC1; p=reject; aspf=s; adkim=s

Registro IPv4
host: expo.io
class: IN
ttl: 300
type: A
ip: 34.110.201.56

Servidores DNS Principal (mname) y Secundario (rname)
host: expo.io
class: IN
ttl: 1800
type: SOA
mname: dale.ns.cloudflare.com
rname: dns.cloudflare.com
serial: 2381225974
refresh: 10000
retry: 2400
expire: 604800
minimum-ttl: 1800

Servidor de Correo
host: expo.io
class: IN
ttl: 300
type: MX
pri: 10
target: alt4.aspmx.l.google.com

Servidor de Correo
host: expo.io
class: IN
ttl: 300
type: MX
pri: 1
target: aspmx.l.google.com

Servidor de Correo
host: expo.io
class: IN
ttl: 300
type: MX
pri: 5
target: alt1.aspmx.l.google.com

Servidor de Correo
host: expo.io
class: IN
ttl: 300
type: MX
pri: 10
target: alt3.aspmx.l.google.com

Servidor de Correo
host: expo.io
class: IN
ttl: 300
type: MX
pri: 5
target: alt2.aspmx.l.google.com

Información TXT
host: expo.io
class: IN
ttl: 300
type: TXT
txt: v=spf1 include:_spf.google.com include:servers.mcsv.net -all
entries: Array

Información TXT
host: expo.io
class: IN
ttl: 300
type: TXT
txt: google-site-verification=Kxvqhp3QJsfoUnzncMWL1Q0X70Kln9D_jhGK_BoBDj4
entries: Array