indexo.dev

ctyrsten.cz

.cz crawl

First seen 2026-05-29 · Last seen 2026-05-29 · ok HTTP/1.1 200 679 ms crawled 2026-05-31

CZ · 46.28.105.105 · AS197019 WEDOS Internet, a.s.

Reputation 87/100 weak security headers no dmarc policy

Classifying

HTML metadata

Title
Čtyřstěn – Dům, kterému budete rozumět
Language
cs
Generator
WordPress 7.0
Canonical
https://ctyrsten.cz/
Feeds

Technology

Server
Apache
CMS
WordPress 7.0
jQuery
3.7.1
Analytics
  • Google Tag Manager

Third-party hosts loaded (2)

  • gmpg.org×1
  • www.googletagmanager.com×1

Social

Contact

Email
Phone

DNS records live

NS
  • ns.wedos.com
  • ns.wedos.cz
  • ns.wedos.eu
  • ns.wedos.net
MX
  • 1 wes1-mx1.wedos.net
  • 1 wes1-mx2.wedos.net
  • 10 wes1-mx-backup.wedos.net
Verified for
  • Microsoft 365

Email authentication weak

SPF
not published
DMARC
not published
DKIM
no key found at common selectors

Certificate (current)

R13
from 2026-05-21 to 2026-08-19
Expires in 79 days

Full certificate history on crt.sh ↗

HTTP security headers

Header hygiene 45/100 Checked live page: https://ctyrsten.cz/

present
  • content-security-policy
findings
  • missing HSTS
  • CSP allows unsafe inline scripts/styles
  • missing frame protection
  • missing content type protection
  • missing Referrer Policy
  • missing Permissions Policy
Header values
content-security-policy
script-src 'self' 'unsafe-inline' 'unsafe-eval' ; img-src 'self' data: ; object-src 'self' data: ; frame-src 'self' data: ;, upgrade-insecure-requests;

Links to (4)

Linked from (1)