Registro DMARC
v=DMARC1; p=quarantine

Registro IPv4
host: usumavy.cz
class: IN
ttl: 600
type: A
ip: 37.9.175.212

Servidores DNS Principal (mname) y Secundario (rname)
host: usumavy.cz
class: IN
ttl: 2560
type: SOA
mname: ns1.websupport.cz
rname: admin.websupport.cz
serial: 1782775904
refresh: 7200
retry: 2048
expire: 1048576
minimum-ttl: 2560

Servidor de Correo
host: usumavy.cz
class: IN
ttl: 600
type: MX
pri: 100
target: mx20.active24.cz

Servidor de Correo
host: usumavy.cz
class: IN
ttl: 600
type: MX
pri: 10
target: mx10.active24.cz

Información TXT
host: usumavy.cz
class: IN
ttl: 600
type: TXT
txt: v=spf1 a mx include:_spf.websupport.cz -all
entries: Array

Registro IPv6
host: usumavy.cz
class: IN
ttl: 600
type: AAAA
ipv6: 2a00:4b40:aaaa:2011::7