Registro DMARC
v=DMARC1; p=none; sp=none; rua=mailto:dmarc@vsb.cz; ruf=mailto:dmarc@vsb.cz; aspf=r; adkim=r; fo=1;

Servidores DNS Principal (mname) y Secundario (rname)
host: vsb.cz
class: IN
ttl: 7200
type: SOA
mname: decsys.vsb.cz
rname: hostmaster.vsb.cz
serial: 241217006
refresh: 3600
retry: 3600
expire: 604800
minimum-ttl: 600

Servidor de Correo
host: vsb.cz
class: IN
ttl: 396
type: MX
pri: 40
target: smtp.vsb.cz

Servidor de Correo
host: vsb.cz
class: IN
ttl: 396
type: MX
pri: 30
target: mx30.vsb.cz

Servidor de Correo
host: vsb.cz
class: IN
ttl: 396
type: MX
pri: 20
target: postak.vsb.cz

Información TXT
host: vsb.cz
class: IN
ttl: 7200
type: TXT
txt: ShdMCDo2dIXrp31AT7HrMwp9LdlLHm5hgDW9SsGbsG6Th9o/4sNO4liyPiH5hfwgYa+yhi7sHYm+dd7BJatrFg==
entries: Array

Información TXT
host: vsb.cz
class: IN
ttl: 7200
type: TXT
txt: atlassian-domain-verification=PVJmH5mprRkDMCb9DCk/UbTKjKtVvUHtJL8Emmc/vnuCsuADf4R5EJjlS6uHjLr/
entries: Array

Información TXT
host: vsb.cz
class: IN
ttl: 7200
type: TXT
txt: v=spf1 ip4:158.196.149.35 ip4:158.196.149.77 ip4:158.196.149.150 ip4:158.196.149.155 ip4:158.196.149.213 ip4:158.196.149.214 ip6:2001:718:1001:149::35 ip6:2001:718:1001:149::77 ip6:2001:718:1001:149::150 ip6:2001:718:1001:149::155 ip6:2001:718:1001:149::213 ip6:2001:718:1001:149::214 include:spf.protection.outlook.com include:_spf.google.com ~all
entries: Array