Registro IPv4
host: cn-ecg.cfe.uber.com
class: IN
ttl: 120
type: A
ip: 69.48.216.12

host: trip.uber.com
class: IN
ttl: 900
type: CNAME
target: frontends-cloud.uber.com

Servidor de Correo
host: cn-ecg.cfe.uber.com
class: IN
ttl: 900
type: MX
pri: 0
target: mx.sendgrid.net