indexo.dev

aktivnizona.cz

.cz crawl

First seen 2026-05-31 · Last seen 2026-06-02 · ok HTTP/1.1 200 1447 ms crawled 2026-06-01

CZ · 89.111.76.232 · AS39791 Telco Pro Services, a. s.

Reputation 100/100

Classifying

HTML metadata

Title
Aktivní zóna
Language
cs

Open Graph

url
http://www.aktivnizona.cz/
title
Aktivní zóna
site name
Aktivní zóna

Technology

Analytics
  • Google Tag Manager

Third-party hosts loaded (1)

  • www.googletagmanager.com×1

Social

DNS records live

NS
  • ns10.cez.cz
  • ns11.cez.cz
  • ns20.cez.cz
  • ns21.cez.cz
MX
  • 10 smtp11.cez.cz
  • 10 smtp12.cez.cz
  • 10 smtp21.cez.cz
  • 10 smtp22.cez.cz

Email authentication strong

SPF
v=spf1 ip4:89.111.73.164/31 ip4:89.111.77.164/31 ip4:89.111.76.15 ip4:89.111.76.14 ip4:89.111.76.13 ip4:89.111.76.12 ip4:89.111.76.24 ip4:89.111.76.25 ip4:89.111.76.26 ip4:89.111.76.27 include:_spf_aaaa.aktivnizona.cz -all
strict (-all)
DMARC
v=DMARC1; p=quarantine; rua=mailto:postmaster@cez.cz; ruf=mailto:postmaster@cez.cz; fo=1
policy: quarantine
DKIM
no key found at common selectors

Certificate (current)

DigiCert Global G2 TLS RSA SHA256 2020 CA1
from 2026-04-27 to 2026-11-12
Expires in 162 days

Full certificate history on crt.sh ↗

HTTP security headers

Header hygiene 90/100 Checked live page: https://www.aktivnizona.cz/cs/uvod

present
  • strict-transport-security
  • content-security-policy
  • x-frame-options
  • x-content-type-options
  • referrer-policy
findings
  • CSP uses wildcard sources
  • missing Permissions Policy
Header values
referrer-policy
strict-origin-when-cross-origin
x-frame-options
SAMEORIGIN
x-content-type-options
nosniff
content-security-policy
upgrade-insecure-requests;child-src 'self' blob: https://webcms.cezdata.corp *.o2.cz www.youtube-nocookie.com www.youtube.com https://www.youtube.com www.vimeo.com *.doubleclick.net www.google.com www.google.cz google.com google.cz https://www.google.com https://www.google.cz https://info.cez.bg www.facebook.com c.imedia.cz *.hotjar.com *.azureedge.net tpc.googlesyndication.com optimize.google.com https://stream360.pl https://www.o2knihovna.cz *.cezdistribuce.cz https://platform.motionlab.cz https://my.personalizard.com *.cookiebot.com *.cezdistribuce.cz https://cez.infolinky.textcom.cz;base-uri 'self';default-src 'self' https://notificationsounds.com media.cez.cz http://media.cez.cz https://mlab.blob.core.windows.net https://platform.motionlab.cz https://my.personalizard.com *.facebook.com *.iframehost.com *.smartsuppcdn.com blob:;font-src 'self' fonts.gstatic.com data: *.typekit.net script.hotjar.com fonts.gstatic.com https://maxcdn.bootstrapcdn.com/bootstrap/3.2.0/fonts/glyphicons-
strict-transport-security
max-age=16070400; includeSubDomains

Links to (38)

Linked from (10)