Servidores DNS Principal (mname) y Secundario (rname)
host: ddu.edu.et
class: IN
ttl: 3600
type: SOA
mname: ns1.telecom.net.et
rname: postmaster.ethionet.et
serial: 2011081620
refresh: 600
retry: 1800
expire: 1209600
minimum-ttl: 3600

Servidor de Correo
host: ddu.edu.et
class: IN
ttl: 3600
type: MX
pri: 12
target: ddu-edu-et.mail.protection.outlook.com