Registro IPv4
host: itsys.es
class: IN
ttl: 2635
type: A
ip: 217.76.156.252

Servidores DNS Principal (mname) y Secundario (rname)
host: itsys.es
class: IN
ttl: 21600
type: SOA
mname: ns7.piensasolutions.com
rname: hostmaster.piensasolutions.com
serial: 2009021907
refresh: 21600
retry: 3600
expire: 2419200
minimum-ttl: 1800

Servidor de Correo
host: itsys.es
class: IN
ttl: 3600
type: MX
pri: 20
target: alt1.aspmx.l.google.com

Servidor de Correo
host: itsys.es
class: IN
ttl: 3600
type: MX
pri: 30
target: aspmx4.googlemail.com

Servidor de Correo
host: itsys.es
class: IN
ttl: 3600
type: MX
pri: 10
target: aspmx.l.google.com

Servidor de Correo
host: itsys.es
class: IN
ttl: 3600
type: MX
pri: 30
target: aspmx5.googlemail.com

Servidor de Correo
host: itsys.es
class: IN
ttl: 3600
type: MX
pri: 30
target: aspmx3.googlemail.com

Servidor de Correo
host: itsys.es
class: IN
ttl: 3600
type: MX
pri: 30
target: aspmx2.googlemail.com

Servidor de Correo
host: itsys.es
class: IN
ttl: 3600
type: MX
pri: 20
target: alt2.aspmx.l.google.com