indexo.dev

profesionalniweb.cz

.cz crawl

First seen 2026-06-04 · Last seen 2026-06-04 · ok HTTP/1.1 200 406 ms crawled 2026-06-04

DE · 46.4.9.245 · AS24940 Hetzner Online GmbH

Reputation 95/100 weak security headers

Classifying

HTML metadata

Title
ProfesionalniWeb.cz | Weby na úrovni světových SaaS firem
Description
Profesionální weby v React & Astro. Rychlé, bezpečné, AI-ready. Návrh zdarma – bez rizika.
Language
cs

Open Graph

title
ProfesionalniWeb.cz | Weby na úrovni světových SaaS firem
locale
cs_CZ
description
Profesionální weby v React & Astro. Rychlé, bezpečné, AI-ready. Návrh zdarma – bez rizika.

Technology

Analytics
  • Google Tag Manager
Fonts
  • Google Fonts

Third-party hosts loaded (3)

  • fonts.googleapis.com×2
  • fonts.gstatic.com×1
  • www.googletagmanager.com×1

Contact

Email

DNS records live

NS
  • maciej.ns.cloudflare.com
  • maria.ns.cloudflare.com
MX
  • 0 mail.profesionalniweb.cz

Email authentication strong

SPF
v=spf1 a mx ip4:46.4.9.245 -all
strict (-all)
DMARC
v=DMARC1; p=quarantine; rua=mailto:admin@profesionalniweb.cz
policy: quarantine
DKIM
  • default: v=DKIM1;t=s;p=MIIBIjANBgkqhkiG9w0BAQEFAAOCAQ8AMIIBCgKCAQEA2CEpP5lHPp9p8aTevYfcl9iUVbbGVyrV4z1SCu4YLJ8XcfKqp17FNKO3cTTx1fWjCU5neEjHCyOP/Uc/17…
  • dkim: v=DKIM1;k=rsa;t=s;s=email;p=MIIBIjANBgkqhkiG9w0BAQEFAAOCAQ8AMIIBCgKCAQEAnPuCKEE7XREOGs4eg28Z7MPAeBuJs9jwBdiVePs3/JpsIai65PXNKrOwujKGReB78Lpr…
selectors probed

Certificate (current)

E8
from 2026-04-09 to 2026-07-08
Expires in 34 days

Full certificate history on crt.sh ↗

HTTP security headers

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

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

Linked from (1)