Registro IPv4
host: alfa-hr.com
class: IN
ttl: 12521
type: A
ip: 173.254.29.30

Servidores DNS Principal (mname) y Secundario (rname)
host: alfa-hr.com
class: IN
ttl: 5321
type: SOA
mname: NS1.JUSTHOST.com
rname: root.bluehost.com
serial: 126070808
refresh: 10800
retry: 3600
expire: 604800
minimum-ttl: 3600

Servidor de Correo
host: alfa-hr.com
class: IN
ttl: 12522
type: MX
pri: 0
target: mail.alfa-hr.com

Información TXT
host: alfa-hr.com
class: IN
ttl: 12522
type: TXT
txt: v=spf1 a mx ptr include:justhost.com ?all
entries: Array