Registro DMARC
v=DMARC1;p=quarantine;sp=none;adkim=s;aspf=s;fo=0:1:d:s

Registro IPv4
host: letrario.pt
class: IN
ttl: 300
type: A
ip: 104.21.37.105

Registro IPv4
host: letrario.pt
class: IN
ttl: 300
type: A
ip: 172.67.207.129

Servidores DNS Principal (mname) y Secundario (rname)
host: letrario.pt
class: IN
ttl: 1800
type: SOA
mname: amy.ns.cloudflare.com
rname: dns.cloudflare.com
serial: 2415971063
refresh: 10000
retry: 2400
expire: 604800
minimum-ttl: 1800

Servidor de Correo
host: letrario.pt
class: IN
ttl: 3600
type: MX
pri: 0
target: letrario-pt.mail.protection.outlook.com

Información TXT
host: letrario.pt
class: IN
ttl: 3600
type: TXT
txt: MS=ms87141904
entries: Array

Información TXT
host: letrario.pt
class: IN
ttl: 3600
type: TXT
txt: v=spf1 include:spf.protection.outlook.com -all
entries: Array