Registro IPv4
host: customer-service-us.com
class: IN
ttl: 71271
type: A
ip: 212.71.235.13

Servidores DNS Principal (mname) y Secundario (rname)
host: customer-service-us.com
class: IN
ttl: 21600
type: SOA
mname: ns1.linode.com
rname: admin.customer-service-us.com
serial: 2021000002
refresh: 14400
retry: 14400
expire: 1209600
minimum-ttl: 86400

Servidor de Correo
host: customer-service-us.com
class: IN
ttl: 21600
type: MX
pri: 10
target: mx0.customer-service-us.com

Servidor de Correo
host: customer-service-us.com
class: IN
ttl: 21600
type: MX
pri: 20
target: mx1.customer-service-us.com