Registro DMARC
v=spf1 -all

Registro IPv4
host: coursef.com
class: IN
ttl: 477
type: A
ip: 172.234.24.152

Registro IPv4
host: coursef.com
class: IN
ttl: 477
type: A
ip: 172.234.218.95

Registro IPv4
host: coursef.com
class: IN
ttl: 477
type: A
ip: 172.234.24.173

Servidores DNS Principal (mname) y Secundario (rname)
host: coursef.com
class: IN
ttl: 14277
type: SOA
mname: ns1.parklogic.com
rname: hostmaster.coursef.com
serial: 2019102301
refresh: 3600
retry: 7200
expire: 1209600
minimum-ttl: 3600

Servidor de Correo
host: coursef.com
class: IN
ttl: 14276
type: MX
pri: 10
target: mx156.hostedmxserver.com

Información TXT
host: coursef.com
class: IN
ttl: 14277
type: TXT
txt: v=spf1 -all
entries: Array