Registro IPv4
host: spr-services.com
class: IN
ttl: 3600
type: A
ip: 88.208.252.143

Servidores DNS Principal (mname) y Secundario (rname)
host: spr-services.com
class: IN
ttl: 3600
type: SOA
mname: ns1.livedns.co.uk
rname: admin.spr-services.com
serial: 1530622653
refresh: 10800
retry: 3600
expire: 604800
minimum-ttl: 3600

Servidor de Correo
host: spr-services.com
class: IN
ttl: 3600
type: MX
pri: 10
target: mailserver.spr-services.com