Registro DMARC
v=DMARC1; p=quarantine; adkim=s; aspf=s

Registro IPv4
host: historiadelnuevomundo.com
class: IN
ttl: 3600
type: A
ip: 217.154.2.140

Servidores DNS Principal (mname) y Secundario (rname)
host: historiadelnuevomundo.com
class: IN
ttl: 86400
type: SOA
mname: ns1045.ui-dns.com
rname: hostmaster.1und1.com
serial: 2017060120
refresh: 28800
retry: 7200
expire: 604800
minimum-ttl: 600

Información TXT
host: historiadelnuevomundo.com
class: IN
ttl: 3600
type: TXT
txt: v=spf1 +a +mx +a:relaxed-thompson.217-154-2-140.plesk.page -all
entries: Array