Registro DMARC
v=DMARC1; p=none; pct=100; fo=1; ri=3600; rua=mailto:2631072@dmarc.mailgun.org,mailto:8cd8e50b@inbox.ondmarc.com; ruf=mailto:2631072@dmarc.mailgun.org,mailto:8cd8e50b@inbox.ondmarc.com;

Registro IPv4
host: newslettersdelivered.com
class: IN
ttl: 90
type: A
ip: 18.223.17.150

Servidores DNS Principal (mname) y Secundario (rname)
host: newslettersdelivered.com
class: IN
ttl: 739
type: SOA
mname: ns-2027.awsdns-61.co.uk
rname: awsdns-hostmaster.amazon.com
serial: 1
refresh: 7200
retry: 900
expire: 1209600
minimum-ttl: 86400

Servidor de Correo
host: newslettersdelivered.com
class: IN
ttl: 139
type: MX
pri: 10
target: mail.newslettersdelivered.com

Información TXT
host: newslettersdelivered.com
class: IN
ttl: 139
type: TXT
txt: v=spf1 include:mailgun.org ~all
entries: Array