Registro IPv4
host: xirsys.com
class: IN
ttl: 90
type: A
ip: 72.167.56.227

Servidores DNS Principal (mname) y Secundario (rname)
host: xirsys.com
class: IN
ttl: 900
type: SOA
mname: ns-59.awsdns-07.com
rname: awsdns-hostmaster.amazon.com
serial: 1
refresh: 7200
retry: 900
expire: 1209600
minimum-ttl: 86400

Servidor de Correo
host: xirsys.com
class: IN
ttl: 300
type: MX
pri: 20
target: mx2.emailsrvr.com

Servidor de Correo
host: xirsys.com
class: IN
ttl: 300
type: MX
pri: 10
target: mx1.emailsrvr.com

Información TXT
host: xirsys.com
class: IN
ttl: 300
type: TXT
txt: v=spf1 include:spf.mandrillapp.com include:emailsrvr.com ?all
entries: Array