tchk.cz

.cz crawl

First seen 2026-05-21 · Last seen 2026-05-31 · ok HTTP/1.1 200 1932 ms crawled 2026-05-27

CZ · 93.157.128.206 · AS197879 HelaPC s.r.o.

Reputation 89/100 weak security headers dmarc monitor-only

Classifying

HTML metadata

Title: Technologické Centrum Hradec Králové
Description: Manilot media, systém dle potřeb klienta
Language: cs

Open Graph

url: https://www.tchk.cz/
title: Technologické Centrum Hradec Králové
description: Manilot media, systém dle potřeb klienta

Technology

Server: Apache
jQuery: 3.7.1
Stack: PHP

Fonts

Google Fonts

Third-party hosts loaded (3)

fonts.googleapis.com×3
fonts.gstatic.com×1
www.google.com×1

Social

Contact

Phone

+420495770494

DNS records live

NS

ns.forpsi.cz
ns.forpsi.it
ns.forpsi.net

MX

5 tchk-cz.mail.eo.outlook.com

Verified for

Apple

Email authentication partial

SPF: v=spf1 a mx include:spf.smartemailing.cz include:spf.protection.outlook.com ~all
softfail (~all)
DMARC: v=DMARC1; p=none
policy: none (monitoring only)
DKIM: no key found at common selectors

Certificate (current)

R12

from 2026-04-17 to 2026-07-16

Expires in 46 days

Full certificate history on crt.sh ↗

HTTP security headers

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

findings

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