Registro DMARC
v=DMARC1; p=none;

Registro IPv4
host: study4us.com
class: IN
ttl: 14400
type: A
ip: 198.252.105.54

Servidores DNS Principal (mname) y Secundario (rname)
host: study4us.com
class: IN
ttl: 21600
type: SOA
mname: ns1.arandomserver.com
rname: server.arandomserver.com
serial: 2026041601
refresh: 3600
retry: 1800
expire: 1209600
minimum-ttl: 86400

Servidor de Correo
host: study4us.com
class: IN
ttl: 14400
type: MX
pri: 0
target: study4us.com

Información TXT
host: study4us.com
class: IN
ttl: 14400
type: TXT
txt: v=spf1 +a +mx +ip4:198.252.105.20 include:_spf.arandomserver.com ~all
entries: Array