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

Servidores DNS Principal (mname) y Secundario (rname)
host: cws-anb.cz
class: IN
ttl: 1800
type: SOA
mname: ns1.websupport.cz
rname: admin.websupport.cz
serial: 1689238265
refresh: 7200
retry: 2048
expire: 1048576
minimum-ttl: 2560

Servidor de Correo
host: cws-anb.cz
class: IN
ttl: 21600
type: MX
pri: 100
target: relay1.bfp.cz

Servidor de Correo
host: cws-anb.cz
class: IN
ttl: 21600
type: MX
pri: 1
target: mail2.bfp.cz

Información TXT
host: cws-anb.cz
class: IN
ttl: 3600
type: TXT
txt: v=spf1 a mx include:spfcust.bfp.cz ~all
entries: Array