Registro DMARC
v=DMARC1; p=reject;  rua=mailto:v6ql91xy@ag.eu.dmarcadvisor.com;

Registro IPv4
host: exact.to
class: IN
ttl: 3600
type: A
ip: 52.49.85.204

Servidores DNS Principal (mname) y Secundario (rname)
host: exact.to
class: IN
ttl: 21600
type: SOA
mname: ns1.eurodns.com
rname: hostmaster.eurodns.com
serial: 2021080600
refresh: 43200
retry: 7200
expire: 1209600
minimum-ttl: 86400

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