Registro DMARC
v=spf1 -all

Registro IPv4
host: coursef.com
class: IN
ttl: 600
type: A
ip: 172.234.17.201

Registro IPv4
host: coursef.com
class: IN
ttl: 600
type: A
ip: 172.234.17.55

Registro IPv4
host: coursef.com
class: IN
ttl: 600
type: A
ip: 172.234.17.135

Servidores DNS Principal (mname) y Secundario (rname)
host: coursef.com
class: IN
ttl: 28929
type: SOA
mname: ns1.parklogic.com
rname: hostmaster.coursef.com
serial: 2024051501
refresh: 3600
retry: 7200
expire: 1209600
minimum-ttl: 3600

Servidor de Correo
host: coursef.com
class: IN
ttl: 3600
type: MX
pri: 10
target: mx.plingest.com

Información TXT
host: coursef.com
class: IN
ttl: 14400
type: TXT
txt: v=spf1 -all
entries: Array