Registro IPv4
host: sfnd.org
class: IN
ttl: 10250
type: A
ip: 50.87.253.224

Servidores DNS Principal (mname) y Secundario (rname)
host: sfnd.org
class: IN
ttl: 21600
type: SOA
mname: ns1.bluehost.com
rname: root.box2219.bluehost.com
serial: 2021020300
refresh: 86400
retry: 7200
expire: 3600000
minimum-ttl: 300

Servidor de Correo
host: sfnd.org
class: IN
ttl: 14400
type: MX
pri: 10
target: sfnd.org

Servidor de Correo
host: sfnd.org
class: IN
ttl: 14400
type: MX
pri: 0
target: mail.sfnd.org

Información TXT
host: sfnd.org
class: IN
ttl: 14400
type: TXT
txt: v=spf1 a mx ptr include:bluehost.com ?all
entries: Array