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

Registro IPv4
host: serman.pt
class: IN
ttl: 21600
type: A
ip: 176.61.148.97

Servidores DNS Principal (mname) y Secundario (rname)
host: serman.pt
class: IN
ttl: 21600
type: SOA
mname: l5.metadata.pt
rname: suporte.metadata.pt
serial: 2025040502
refresh: 10800
retry: 3600
expire: 604800
minimum-ttl: 10800

Servidor de Correo
host: serman.pt
class: IN
ttl: 21600
type: MX
pri: 10
target: mail.serman.pt

Información TXT
host: serman.pt
class: IN
ttl: 21600
type: TXT
txt: v=spf1 +a +mx +a:linux1.metadata.pt -all
entries: Array