technickytydenik.cz

.cz crawl

First seen 2026-05-27 · Last seen 2026-05-30 · ok HTTP/1.1 200 853 ms crawled 2026-05-30

DE · 46.4.25.145 · AS24940 Hetzner Online GmbH

Reputation 87/100 weak security headers no dmarc policy

sector tech type news

HTML metadata

Title: TT | Technický týdeník
Language: cs

Technology

Server: Apache
Stack: PHP

Analytics

Google Tag Manager

Social widgets

YouTube Embed

Third-party hosts loaded (7)

a.teads.tv×1
c.seznam.cz×1
cdn.consentmanager.net×1
cz.adocean.pl×1
js.web4ukrajina.cz×1
www.googletagmanager.com×1
www.youtube.com×1

Social

DNS records live

NS

ns.gransy.com
ns2.gransy.com
ns3.gransy.com
ns4.gransy.com
ns5.gransy.com

MX

10 technickytydenik-cz.mail.protection.outlook.com

Email authentication weak

SPF

v=spf1 mx a ip4:95.168.212.192/26 ip4:82.142.109.57 ip4:85.93.165.157 ip4:85.93.177.204 ip4:85.93.166.197 ip4:85.93.166.198 ip4:46.4.25.145 ip6:2a01:4f8:221:3ae6::2 include:spf.smtp.cz include:spf.protection.outlook.com -all

strict (-all)

DMARC

not published

DKIM

default: v=DKIM1;h=sha256;k=rsa;p=MIIBIjANBgkqhkiG9w0BAQEFAAOCAQ8AMIIBCgKCAQEA4+R/vd0Wy7YxDLTcpPne4hVzq2q+mmpdwLBQhN8mvirLmLbr1W+Z++P87CYG+oUiifFWOsI…

selectors probed

Certificate (current)

R13

from 2026-04-07 to 2026-07-06

Expires in 35 days

Full certificate history on crt.sh ↗

HTTP security headers

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

findings

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