Registro DMARC
v=DMARC1;p=reject;rua=mailto:it@ingridmillet.com;aspf=s;adkim=s

Servidores DNS Principal (mname) y Secundario (rname)
host: uvwhite.com
class: IN
ttl: 1800
type: SOA
mname: hugh.ns.cloudflare.com
rname: dns.cloudflare.com
serial: 2390955900
refresh: 10000
retry: 2400
expire: 604800
minimum-ttl: 1800

Información TXT
host: uvwhite.com
class: IN
ttl: 300
type: TXT
txt: v=spf1 ip4:220.241.161.160/28 ip4:202.82.150.64/27 ip4:210.177.49.96/28 -all
entries: Array