Servidores DNS Principal (mname) y Secundario (rname)
host: cetis-18.edu.mx
class: IN
ttl: 172800
type: SOA
mname: ns1.akkyservicios.mx
rname: hostmaster.akkyservicios.mx.cetis-18.edu.mx
serial: 1737223231
refresh: 3600
retry: 900
expire: 604800
minimum-ttl: 1800

Servidor de Correo
host: cetis-18.edu.mx
class: IN
ttl: 3600
type: MX
pri: 1
target: aspmx.l.google.com

Servidor de Correo
host: cetis-18.edu.mx
class: IN
ttl: 3600
type: MX
pri: 10
target: alt3.aspmx.l.google.com

Servidor de Correo
host: cetis-18.edu.mx
class: IN
ttl: 3600
type: MX
pri: 10
target: alt4.aspmx.l.google.com

Servidor de Correo
host: cetis-18.edu.mx
class: IN
ttl: 3600
type: MX
pri: 5
target: alt1.aspmx.l.google.com

Servidor de Correo
host: cetis-18.edu.mx
class: IN
ttl: 3600
type: MX
pri: 5
target: alt2.aspmx.l.google.com