Registro IPv4
host: student.up.wroc.pl
class: IN
ttl: 3600
type: A
ip: 156.17.187.243

Servidores DNS Principal (mname) y Secundario (rname)
host: student.up.wroc.pl
class: IN
ttl: 3600
type: SOA
mname: merkury.up.wroc.pl
rname: hostmaster.karnet.up.wroc.pl
serial: 202103091
refresh: 28800
retry: 7200
expire: 604800
minimum-ttl: 86400

Servidor de Correo
host: student.up.wroc.pl
class: IN
ttl: 3600
type: MX
pri: 0
target: mars.student.up.wroc.pl

Información TXT
host: student.up.wroc.pl
class: IN
ttl: 3600
type: TXT
txt: v=spf1 mx ~all
entries: Array