Servidores DNS Principal (mname) y Secundario (rname)
host: grumamex.com
class: IN
ttl: 14484
type: SOA
mname: dns01.gruma.com
rname: hostmaster.grumamex.com
serial: 209
refresh: 21600
retry: 3600
expire: 50400
minimum-ttl: 21600

Servidor de Correo
host: grumamex.com
class: IN
ttl: 14484
type: MX
pri: 10
target: mail.global.frontbridge.com

Información TXT
host: grumamex.com
class: IN
ttl: 3600
type: TXT
txt: MS=ms79205450
entries: Array