Registro DMARC
v=DMARC1; p=none; rua=mailto:greg@ospom.com

Registro IPv4
host: ospom.com
class: IN
ttl: 3600
type: A
ip: 159.203.74.84

Servidores DNS Principal (mname) y Secundario (rname)
host: ospom.com
class: IN
ttl: 1800
type: SOA
mname: ns1.digitalocean.com
rname: hostmaster.ospom.com
serial: 1595363348
refresh: 10800
retry: 3600
expire: 604800
minimum-ttl: 1800

Servidor de Correo
host: ospom.com
class: IN
ttl: 9295
type: MX
pri: 10
target: mail.protonmail.ch

Servidor de Correo
host: ospom.com
class: IN
ttl: 9295
type: MX
pri: 20
target: mailsec.protonmail.ch

Información TXT
host: ospom.com
class: IN
ttl: 3600
type: TXT
txt: v=spf1 include:_spf.protonmail.ch mx ~all
entries: Array

Información TXT
host: ospom.com
class: IN
ttl: 3600
type: TXT
txt: protonmail-verification=3ab32b3b52ca07b30bd48ba5a935ac7c222b0e63
entries: Array