Registro DMARC
v=DMARC1; p=quarantine; fo=1; rua=mailto:dmarc@ldevents.net;

Servidores DNS Principal (mname) y Secundario (rname)
host: ldmails.com
class: IN
ttl: 1800
type: SOA
mname: aragorn.ns.cloudflare.com
rname: dns.cloudflare.com
serial: 2400521662
refresh: 10000
retry: 2400
expire: 604800
minimum-ttl: 1800

Servidor de Correo
host: ldmails.com
class: IN
ttl: 300
type: MX
pri: 10
target: mx1.de.opalstack.com

Servidor de Correo
host: ldmails.com
class: IN
ttl: 300
type: MX
pri: 10
target: mx2.de.opalstack.com

Información TXT
host: ldmails.com
class: IN
ttl: 300
type: TXT
txt: v=spf1 include:spf.opalstack.com include:servers.mcsv.net include:spf.protection.outlook.com include:relay.mailchannels.net ~all
entries: Array