indexo.dev

icj.cz

.cz crawl

First seen 2026-06-01 · Last seen 2026-06-01 · ok HTTP/1.1 200 3066 ms crawled 2026-06-02

CZ · 37.235.102.123 · AS39392 SH.cz s.r.o.

Reputation 89/100 weak security headers dmarc monitor-only

Classifying

HTML metadata

Title
ICJ – jazykový institut | Jazyková škola češtiny pro cizince
Description
ICJ je jazyková škola s akreditací MŠMT, která nabízí kurzy češtiny pro cizince, integrační vzdělávání a podporu pro studium i život v Česku.
Language
cs-CZ
Generator
Elementor 3.35.3; features: additional_custom_breakpoints; settings: css_print_method-internal, google_font-enabled, font_display-auto
Canonical
https://icj.cz/
Translations
  • cs
  • en
  • ru
  • uk
Feeds

Open Graph

url
https://icj.cz/
title
ICJ – jazykový institut | Jazyková škola češtiny pro cizince
locale
cs_CZ
site name
ICJ - jazykový institut
description
ICJ je jazyková škola s akreditací MŠMT, která nabízí kurzy češtiny pro cizince, integrační vzdělávání a podporu pro studium i život v Česku.
locale:alternate
ru_RU

Technology

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

Third-party hosts loaded (5)

  • fonts.googleapis.com×2
  • www.google.com×2
  • link.msgsndr.com×1
  • www.facebook.com×1
  • www.googletagmanager.com×1

Social

Registration

Registrar
REG-ACTIVE24
Created
2009-03-13
Expires
2027-03-12 282 days left
Updated
2024-12-21
Name servers
  • ns1.websupport.cz
  • ns2.websupport.cz
  • ns3.websupport.eu

DNS records live

NS
  • ns1.websupport.cz
  • ns2.websupport.cz
  • ns3.websupport.eu
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
  • Microsoft 365

Email authentication partial

SPF
v=spf1 include:_spf.google.com include:mxsspf.sendpulse.com include:_spf.enc11.vas-server.cz include:_spf.caflou.com include:_spf.m1.websupport.sk ~all
softfail (~all)
DMARC
v=DMARC1; p=none; rua=mailto:postmaster@icj.cz; pct=100
policy: none (monitoring only)
DKIM
  • google: v=DKIM1; k=rsa; p=MIIBIjANBgkqhkiG9w0BAQEFAAOCAQ8AMIIBCgKCAQEAogtuf01zpWTuEv02KHbFlGTjAj7rzUMag0Ce5iEenRUYzxdNMk+ejNLIe1MFk7RgSq+jXHR9S3Dryt…
  • s1: k=rsa; t=s; p=MIIBIjANBgkqhkiG9w0BAQEFAAOCAQ8AMIIBCgKCAQEAxKa2PZU5ECltRiwYiQRzJ6l+0xnGXW871yVxi3B1cW9ZMHVFA3DMRsI/TEnhxJwHC/K6oYMFydmwTEwGZ4…
  • s2: k=rsa; t=s; p=MIGfMA0GCSqGSIb3DQEBAQUAA4GNADCBiQKBgQC1i+3V6zL5JmOaSMCR/6j7WfSKje8bp2MefLFuLFb4mYiYkyoFs3AGe+DY3vmAJyvMobjgURGLD/rKgXaHXGhoMf…
selectors probed

Certificate (current)

E7
from 2026-05-16 to 2026-08-14
Expires in 73 days

Full certificate history on crt.sh ↗

HTTP security headers

Header hygiene 40/100 Checked live page: https://icj.cz/

present
  • x-content-type-options
findings
  • missing HSTS
  • missing Content Security Policy
  • missing frame protection
  • missing Referrer Policy
  • missing Permissions Policy
Header values
x-content-type-options
nosniff

Links to (5)

Linked from (1)