Registro DMARC
v=DMARC1; p=none; aspf=r; adkim=r;

Servidores DNS Principal (mname) y Secundario (rname)
host: xn--ob0bo9f16k89bd4f08bozsypbu3u.com
class: IN
ttl: 14400
type: SOA
mname: ns1.siteground.net
rname: admins.siteground.com
serial: 67
refresh: 10800
retry: 3600
expire: 604800
minimum-ttl: 3600

Información TXT
host: xn--ob0bo9f16k89bd4f08bozsypbu3u.com
class: IN
ttl: 21600
type: TXT
txt: v=spf1 +a +mx include:xn--ob0bo9f16k89bd4f08bozsypbu3u.com.spf.auto.dnssmarthost.net ~all
entries: Array