Registro DMARC
v=DMARC1; p=reject; rua=mailto:dmarc_rua@emaildefense.proofpoint.com; ruf=mailto:dmarc_ruf@emaildefense.proofpoint.com

Servidores DNS Principal (mname) y Secundario (rname)
host: prevent-diabetes.com
class: IN
ttl: 21600
type: SOA
mname: dns3.labcorp.com
rname: internetdomainadmin.labcorp.com
serial: 2023030808
refresh: 10800
retry: 3600
expire: 2419200
minimum-ttl: 900

Información TXT
host: prevent-diabetes.com
class: IN
ttl: 21600
type: TXT
txt: v=spf1 -all
entries: Array

Información TXT
host: prevent-diabetes.com
class: IN
ttl: 21600
type: TXT
txt: lucid-validate-2bwy2stVsQGgKhntlddP
entries: Array