indexo.dev

zimacek.cz

.cz crawl

First seen 2026-06-01 · Last seen 2026-06-01 · ok HTTP/1.1 200 124 ms crawled 2026-06-02

US · 172.67.172.135 · AS13335 Cloudflare, Inc.

Reputation 95/100 weak security headers

sector tech type blog

HTML metadata

Title
TZ
Description
Ahoj, jsem Tomáš Zimáček a věnuji se IT, digitálním inovacím a kybernetické bezpečnosti.
Language
cs
Generator
Hugo 0.147.7
Canonical
https://zimacek.cz/
Translations
  • cs
Feeds

Open Graph

url
https://zimacek.cz/
title
Domů
locale
cs-CZ
site name
TZ
description
Ahoj, jsem Tomáš Zimáček a věnuji se IT, digitálním inovacím a kybernetické bezpečnosti.

Technology

CDN
Cloudflare
CMS
Hugo 0.147.7

Social

DNS records live

NS
  • blakely.ns.cloudflare.com
  • lynn.ns.cloudflare.com
MX
  • 1 aspmx.l.google.com
  • 10 alt3.aspmx.l.google.com
  • 10 alt4.aspmx.l.google.com
  • 5 alt1.aspmx.l.google.com
  • 5 alt2.aspmx.l.google.com
Verified for
  • Google
  • OpenAI

Email authentication strong

SPF
v=spf1 include:_spf.google.com ~all
softfail (~all)
DMARC
v=DMARC1; p=quarantine
policy: quarantine
DKIM
  • google: v=DKIM1; k=rsa; p=MIIBIjANBgkqhkiG9w0BAQEFAAOCAQ8AMIIBCgKCAQEA1JLnjYJeJxJ9GwqbsiMbB6HswQUl3JWSUL3GwQNa1xGJdsUF4FxQHb1es2tNpmTMT2A9YKmU1SL3oZ…
selectors probed

Certificate (current)

WE1
from 2026-05-08 to 2026-08-06
Expires in 62 days

Full certificate history on crt.sh ↗

HTTP security headers

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

present
  • x-content-type-options
  • referrer-policy
findings
  • missing HSTS
  • missing Content Security Policy
  • missing frame protection
  • missing Permissions Policy
Header values
referrer-policy
strict-origin-when-cross-origin
x-content-type-options
nosniff

Links to (3)

Linked from (1)