Registro IPv4
host: larsys.pt
class: IN
ttl: 86400
type: A
ip: 193.136.128.24

Servidores DNS Principal (mname) y Secundario (rname)
host: larsys.pt
class: IN
ttl: 86400
type: SOA
mname: ns1.tecnico.ulisboa.pt
rname: dns-admin.dsi.tecnico.ulisboa.pt
serial: 2026091101
refresh: 28800
retry: 3600
expire: 604800
minimum-ttl: 86400

Servidor de Correo
host: larsys.pt
class: IN
ttl: 86400
type: MX
pri: 60
target: smtp2.tecnico.ulisboa.pt

Servidor de Correo
host: larsys.pt
class: IN
ttl: 86400
type: MX
pri: 10
target: smtp.tecnico.ulisboa.pt

Servidor de Correo
host: larsys.pt
class: IN
ttl: 86400
type: MX
pri: 50
target: smtp1.tecnico.ulisboa.pt