Registro IPv4
host: netcentrum.cz
class: IN
ttl: 3187
type: A
ip: 46.255.224.18

Servidores DNS Principal (mname) y Secundario (rname)
host: netcentrum.cz
class: IN
ttl: 3187
type: SOA
mname: ns1.centrum.cz
rname: domain.centrumholdings.com
serial: 2026083101
refresh: 28800
retry: 7200
expire: 1209600
minimum-ttl: 3600

Servidor de Correo
host: netcentrum.cz
class: IN
ttl: 300
type: MX
pri: 1
target: aspmx.l.google.com

Servidor de Correo
host: netcentrum.cz
class: IN
ttl: 300
type: MX
pri: 10
target: aspmx3.googlemail.com

Servidor de Correo
host: netcentrum.cz
class: IN
ttl: 300
type: MX
pri: 5
target: alt1.aspmx.l.google.com

Servidor de Correo
host: netcentrum.cz
class: IN
ttl: 300
type: MX
pri: 10
target: aspmx2.googlemail.com

Servidor de Correo
host: netcentrum.cz
class: IN
ttl: 300
type: MX
pri: 5
target: alt2.aspmx.l.google.com

Información TXT
host: netcentrum.cz
class: IN
ttl: 3188
type: TXT
txt: google-site-verification=gzplaBkuu85fZ-8Y7cmSG9tzFJrcA74cVmBUKHUaWRg
entries: google-site-verification=gzplaBkuu85fZ-8Y7cmSG9tzFJrcA74cVmBUKHUaWRg

Información TXT
host: netcentrum.cz
class: IN
ttl: 3188
type: TXT
txt: v=spf1 include:_spf.google.com include:_spf.centrum.cz ~all
entries: v=spf1 include:_spf.google.com include:_spf.centrum.cz ~all

Registro IPv6
host: netcentrum.cz
class: IN
ttl: 188
type: AAAA
ipv6: 2a00:da80::500:0:0:0:17