Registro DMARC
v=DMARC1; p=reject; rua=mailto:admin@lucy.top; ruf=mailto:admin@lucy.top; adkim=s; aspf=s

Servidores DNS Principal (mname) y Secundario (rname)
host: mixcoins.com
class: IN
ttl: 1800
type: SOA
mname: hank.ns.cloudflare.com
rname: dns.cloudflare.com
serial: 2345458619
refresh: 10000
retry: 2400
expire: 604800
minimum-ttl: 1800

Servidor de Correo
host: mixcoins.com
class: IN
ttl: 600
type: MX
pri: 10
target: mail.lucy.top

Información TXT
host: mixcoins.com
class: IN
ttl: 600
type: TXT
txt: v=spf1 mx a:mail.lucy.top ~all
entries: Array