Servidores DNS Principal (mname) y Secundario (rname)
host: coursecraft.net
class: IN
ttl: 3600
type: SOA
mname: ns1.iwantmyname.net
rname: hostmaster.iwantmyname.com
serial: 2023053003
refresh: 86400
retry: 7200
expire: 3600000
minimum-ttl: 3600

Servidor de Correo
host: coursecraft.net
class: IN
ttl: 3600
type: MX
pri: 10
target: in1-smtp.messagingengine.com

Servidor de Correo
host: coursecraft.net
class: IN
ttl: 3600
type: MX
pri: 20
target: in2-smtp.messagingengine.com

Información TXT
host: coursecraft.net
class: IN
ttl: 3600
type: TXT
txt: v=spf1 include:spf.messagingengine.com ?all
entries: Array