indexo.dev

vzdelavanivdatech.cz

.cz crawl

First seen 2026-05-16 · Last seen 2026-05-31 · ok HTTP/1.1 200 4735 ms crawled 2026-05-20

CZ · 185.129.138.60 · AS24806 INTERNET CZ, a.s.

Reputation 87/100 weak security headers no dmarc policy

Classifying

HTML metadata

Title
Vzdělávání v datech
Language
cs

Technology

Server
Apache
Analytics
  • Google Tag Manager

Third-party hosts loaded (4)

  • cdn.jsdelivr.net×2
  • db.onlinewebfonts.com×1
  • www.csicr.cz×1
  • www.googletagmanager.com×1

Social

Contact

Phone

Registration

Registrar
REG-INTERNET-CZ
Created
2022-04-14
Expires
2032-04-13 2141 days left
Updated
2022-04-14
Name servers
  • ns.forpsi.cz
  • ns.forpsi.it
  • ns.forpsi.net

DNS records live

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

Email authentication weak

SPF
v=spf1 a:email.csicr.cz include:spf.protection.outlook.com -all
strict (-all)
DMARC
not published
DKIM
no key found at common selectors

Certificate (current)

Actalis Domain Validation Server CA G3
from 2026-04-06 to 2026-10-22
Expires in 141 days

Full certificate history on crt.sh ↗

HTTP security headers

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

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

Links to (4)

Linked from (1)