indexo.dev

zvu.cz

.cz crawl

First seen 2026-06-01 · Last seen 2026-06-02 · ok HTTP/1.1 200 787 ms crawled 2026-06-02

CZ · 109.205.76.18 · AS35236 UVT Internet s.r.o.

Reputation 92/100 no dmarc policy

Classifying

HTML metadata

Title
ZVU a.s.
Description
ZVU a.s.
Language
cs
Feeds

Open Graph

title
ZVU a.s.
description
ZVU a.s.

Technology

Stack
PHP
Fonts
  • Google Fonts

Third-party hosts loaded (2)

  • fonts.googleapis.com×2
  • cdnjs.cloudflare.com×1

Contact

Email
Phone

DNS records live

NS
  • ns.forpsi.cz
  • ns.forpsi.it
  • ns.forpsi.net
MX
  • 0 zvu-cz.mail.protection.outlook.com
Verified for
  • Microsoft 365

Email authentication weak

SPF
v=spf1 ip4:62.77.78.202/31 ip4:62.168.43.145 include:spf.protection.outlook.com include:spf.mailjet.com mx ~all
softfail (~all)
DMARC
not published
DKIM
  • selector1: v=DKIM1; k=rsa; p=MIGfMA0GCSqGSIb3DQEBAQUAA4GNADCBiQKBgQCm/WCsOAxtiWJboI4IBi8DNk0ZOWxtoXPr+uGJEgMV0M5wOxVlBpmKM2QM9GffKYv8nXoWGGM5n6xnDFqGx3…
selectors probed

Certificate (current)

E8
from 2026-05-28 to 2026-08-26
Expires in 85 days

Full certificate history on crt.sh ↗

HTTP security headers

Header hygiene 70/100 Checked live page: https://www.zvu.cz/

present
  • strict-transport-security
  • x-frame-options
  • x-content-type-options
findings
  • missing Content Security Policy
  • missing Referrer Policy
  • missing Permissions Policy
Header values
x-frame-options
SAMEORIGIN
x-content-type-options
nosniff
strict-transport-security
max-age=15768000

Links to (3)

Linked from (1)