indexo.dev

unium.cz

.cz crawl

First seen 2026-05-31 · Last seen 2026-06-01 · ok HTTP/1.1 200 1342 ms crawled 2026-06-01

CZ · 176.102.65.65 · AS42422 SecurityNet.cz s.r.o.

Reputation 87/100 weak security headers no dmarc policy

Classifying

HTML metadata

Title
unium.cz - Studijní materiály, reference vyučujících - studentský server
Description
Unium.cz je studentský server určený pro sdílení studijních materiálů, referencí vyučujících a snadnou komunikaci mezi spolužáky.
Language
cs

Technology

Server
nginx
jQuery
1.3.1 known XSS (<3.5)
Stack
PHP
Analytics
  • Google Tag Manager
Ads
  • Google AdSense

Third-party hosts loaded (4)

  • ajax.googleapis.com×1
  • code.jquery.com×1
  • pagead2.googlesyndication.com×1
  • www.googletagmanager.com×1

Social

Registration

Registrar
REG-WEDOS
Created
2008-10-24
Expires
2026-10-23 134 days left
Updated
2025-02-05
Name servers
  • ns.wedos.com
  • ns.wedos.cz
  • ns.wedos.eu
  • ns.wedos.net

DNS records live

NS
  • ns.wedos.com
  • ns.wedos.cz
  • ns.wedos.eu
  • ns.wedos.net
MX
  • 10 mail.hukot.net
  • 100 mx2.securitynet.cz
Verified for
  • Google

Email authentication weak

SPF
v=spf1 a mx -all
strict (-all)
DMARC
not published
DKIM
no key found at common selectors

Certificate (current)

R12
from 2026-04-28 to 2026-07-27
Expires in 46 days

Full certificate history on crt.sh ↗

HTTP security headers

Header hygiene 30/100 Checked live page: https://www.unium.cz/

findings
  • missing HSTS
  • missing Content Security Policy
  • missing frame protection
  • missing content type protection
  • missing Referrer Policy
  • missing Permissions Policy

Links to (9)

Linked from (1)

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