Registro DMARC
v=DMARC1;p=reject;fo=1;rua=mailto:dmarc_rua@emaildefense.proofpoint.com;ruf=mailto:dmarc_ruf@emaildefense.proofpoint.com

Registro IPv4
host: smartstartenrollment.com
class: IN
ttl: 3600
type: A
ip: 208.91.197.27

Servidores DNS Principal (mname) y Secundario (rname)
host: smartstartenrollment.com
class: IN
ttl: 3600
type: SOA
mname: dns1.cscdns.net
rname: hostmaster.cscdns.net
serial: 2024042303
refresh: 86400
retry: 7200
expire: 3600000
minimum-ttl: 3600

Información TXT
host: smartstartenrollment.com
class: IN
ttl: 3600
type: TXT
txt: v=spf1 -all
entries: Array