Registro DMARC
v=DMARC1;p=quarantine;sp=reject;pct=100;rua=mailto:dmarc-reports@npu.cz;ruf=mailto:dmarc-reports@npu.cz;ri=86400;aspf=s;adkim=s;fo=1;

Registro IPv4
host: npu.cz
class: IN
ttl: 2255
type: A
ip: 217.16.177.162

Servidores DNS Principal (mname) y Secundario (rname)
host: npu.cz
class: IN
ttl: 1800
type: SOA
mname: ns1.ignum.com
rname: hostmaster.ignum.cz
serial: 2026012401
refresh: 10800
retry: 3600
expire: 604800
minimum-ttl: 3600

Servidor de Correo
host: npu.cz
class: IN
ttl: 3600
type: MX
pri: 5
target: npu-cz.l-v1.mx.microsoft

Información TXT
host: npu.cz
class: IN
ttl: 3600
type: TXT
txt: google-site-verification=I03vzyb6AHEIQHirUhCAmswDFcMfMqmmgypnWu8D-Ls
entries: Array

Información TXT
host: npu.cz
class: IN
ttl: 3600
type: TXT
txt: MS=ms14609569
entries: Array

Información TXT
host: npu.cz
class: IN
ttl: 3600
type: TXT
txt: MS=2C9AAEFF1B9B47757761D0F2BBD15CD6D8E7138B
entries: Array

Información TXT
host: npu.cz
class: IN
ttl: 3600
type: TXT
txt: v=spf1 include:fortimail01.npu.cz a:mail1.colosseum.eu ip4:82.99.166.3 include:spf.protection.outlook.com -all
entries: Array

Información TXT
host: npu.cz
class: IN
ttl: 3600
type: TXT
txt: google-site-verification=qLdQ0yrNx8CZeRx8-zwufhKDtEd8D3TQDHa5lLWvcak
entries: Array