Registro IPv4
host: is.mendelu.cz
class: IN
ttl: 3600
type: A
ip: 195.178.72.131

Servidor de Correo
host: is.mendelu.cz
class: IN
ttl: 3600
type: MX
pri: 10
target: is.mendelu.cz

Información TXT
host: is.mendelu.cz
class: IN
ttl: 3600
type: TXT
txt: v=spf1 a mx a:mlcoun.mendelu.cz a:mlcoun1.mendelu.cz a:mlcoun2.mendelu.cz -all
entries: Array