Registro DMARC
_dmarc.beijerref.cz TXT "v=DMARC1; p=quarantine; sp=quarantine; pct=100; adkim=r; aspf=r; rua=mailto:dmarc+beijerref@darkgroup.cz; ruf=mailto:dmarc+beijerref@darkgroup.cz; fo=1"

Registro IPv4
host: beijerref.cz
class: IN
ttl: 1800
type: A
ip: 81.91.84.176

Servidores DNS Principal (mname) y Secundario (rname)
host: beijerref.cz
class: IN
ttl: 3600
type: SOA
mname: ns.forpsi.net
rname: admin.forpsi.com
serial: 2026061001
refresh: 14400
retry: 3600
expire: 2592000
minimum-ttl: 3600

Servidor de Correo
host: beijerref.cz
class: IN
ttl: 1800
type: MX
pri: 10
target: beijerref-cz.mail.protection.outlook.com

Información TXT
host: beijerref.cz
class: IN
ttl: 1800
type: TXT
txt: v=spf1 ip4:81.91.84.176 a:mailer.dgcz.cz include:cli.dgcz.cz include:spf.protection.outlook.com -all
entries: Array