Registro DMARC
v=DMARC1;p=none;pct=100;rua=mailto:dmarc@stack.nl;ruf=mailto:dmarc@stack.nl;fo=1

Servidores DNS Principal (mname) y Secundario (rname)
host: stack.nl
class: IN
ttl: 21600
type: SOA
mname: ecc.stack.nl
rname: hostmaster.stack.nl
serial: 2025112402
refresh: 14400
retry: 7200
expire: 1209600
minimum-ttl: 900

Servidor de Correo
host: stack.nl
class: IN
ttl: 3600
type: MX
pri: 10
target: mail03.stack.nl

Información TXT
host: stack.nl
class: IN
ttl: 3600
type: TXT
txt: ECC STACK is a computer association in Eindhoven, The Netherlands
entries: Array

Información TXT
host: stack.nl
class: IN
ttl: 3600
type: TXT
txt: v=spf1 redirect=spf.stack.nl
entries: Array