Servidores DNS Principal (mname) y Secundario (rname)
host: edu4u.net
class: IN
ttl: 13494
type: SOA
mname: ns.gabia.co.kr.edu4u.net
rname: hosting.gabia.com
serial: 1397227603
refresh: 1800
retry: 600
expire: 1209600
minimum-ttl: 86400

Servidor de Correo
host: edu4u.net
class: IN
ttl: 13494
type: MX
pri: 5
target: alt1.aspmx.l.google.com

Servidor de Correo
host: edu4u.net
class: IN
ttl: 13494
type: MX
pri: 10
target: aspmx3.googlemail.com

Servidor de Correo
host: edu4u.net
class: IN
ttl: 13494
type: MX
pri: 5
target: alt2.aspmx.l.google.com

Servidor de Correo
host: edu4u.net
class: IN
ttl: 13494
type: MX
pri: 10
target: aspmx2.googlemail.com

Servidor de Correo
host: edu4u.net
class: IN
ttl: 13494
type: MX
pri: 1
target: aspmx.l.google.com