Registro DMARC
"v=DMARC1; p=reject; rua=mailto:xi7r4dcg@ag.au.dmarcian.com;"

Registro IPv4
host: securemessagingapps.com
class: IN
ttl: 14400
type: A
ip: 216.198.79.1

Servidores DNS Principal (mname) y Secundario (rname)
host: securemessagingapps.com
class: IN
ttl: 3600
type: SOA
mname: ns1.nameserver.net.au
rname: hostmaster.securemessagingapps.com
serial: 2026041420
refresh: 10800
retry: 3600
expire: 604800
minimum-ttl: 3600

Servidor de Correo
host: securemessagingapps.com
class: IN
ttl: 3600
type: MX
pri: 10
target: mail.protonmail.ch

Servidor de Correo
host: securemessagingapps.com
class: IN
ttl: 3600
type: MX
pri: 20
target: mailsec.protonmail.ch

Información TXT
host: securemessagingapps.com
class: IN
ttl: 3600
type: TXT
txt: "protonmail-verification=cabf5839db93c398a8e33d895dabc5fe4e8bb345"
entries: Array

Información TXT
host: securemessagingapps.com
class: IN
ttl: 3600
type: TXT
txt: "v=spf1 include:_spf.protonmail.ch -all"
entries: Array