Registro DMARC
v=DMARC1;p=reject;

Servidores DNS Principal (mname) y Secundario (rname)
host: slideplayer.org
class: IN
ttl: 1800
type: SOA
mname: ishaan.ns.cloudflare.com
rname: dns.cloudflare.com
serial: 2417365522
refresh: 10000
retry: 2400
expire: 604800
minimum-ttl: 1800

Servidor de Correo
host: slideplayer.org
class: IN
ttl: 300
type: MX
pri: 10
target: mx.yandex.net

Información TXT
host: slideplayer.org
class: IN
ttl: 300
type: TXT
txt: v=spf1 redirect=_spf.yandex.net
entries: Array

Información TXT
host: slideplayer.org
class: IN
ttl: 300
type: TXT
txt: brave-ledger-verification=b2ddda3441e4544b96eabec6bdbe8e40c3b43e29a027bf6854a15cb28cc88b71
entries: Array

Información TXT
host: slideplayer.org
class: IN
ttl: 300
type: TXT
txt: google-site-verification=Q14k-YenDc1XYZzGCft7_WsJxKxN4s9qMSY8ERS1IzE
entries: Array