indexo.dev

akademieklasickehudby.cz

.cz crawl

First seen 2026-06-04 · Last seen 2026-06-04 · ok HTTP/1.1 200 1145 ms crawled 2026-06-04

CZ · 78.24.14.26 · AS43541 VSHosting s.r.o.

Reputation 95/100 weak security headers

Classifying

HTML metadata

Title
Homepage | Academy of Classical Music
Description
Homepage | Academy of Classical Music
Language
cs

Open Graph

url
https://www.akademieklasickehudby.cz/en/
title
Homepage | Academy of Classical Music
site name
Academy of Classical Music
description
Homepage | Academy of Classical Music

Technology

Server
nginx
CMS
Gatsby
jQuery
3.3.1 known XSS (<3.5)
Analytics
  • Google Tag Manager
Fonts
  • Google Fonts

Third-party hosts loaded (6)

  • cdn.jsdelivr.net×1
  • cdnjs.cloudflare.com×1
  • code.jquery.com×1
  • fonts.googleapis.com×1
  • stackpath.bootstrapcdn.com×1
  • www.googletagmanager.com×1

Social

Registration

Registrar
REG-ACTIVE24
Created
2008-04-11
Expires
2027-04-10 309 days left
Updated
2026-02-03
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
  • 0 akademieklasickehudby-cz.mail.protection.outlook.com
Verified for
  • Microsoft 365

Email authentication strong

SPF
v=spf1 mx a:mx2.savana.cz ip4:81.0.240.253 ip4:213.144.228.30 ip4:93.90.163.220 ip4:185.64.219.201 ip4:185.64.219.200 ip4:194.222.111.57 ip4:194.228.111.63 include:spf.mandrillapp.com include:sparkpostmail.com include:spf.protection.outlook.com -all
strict (-all)
DMARC
v=DMARC1; p=quarantine; sp=quarantine; rua=mailto:dmarc-report@akademieklasickehudby.cz; ruf=mailto:dmarc-report@akademieklasickehudby.cz; rf=afrf; aspf=r; adkim=r; fo=1;
policy: quarantine · sp=quarantine
DKIM
  • selector1: v=DKIM1; k=rsa; p=MIIBIjANBgkqhkiG9w0BAQEFAAOCAQ8AMIIBCgKCAQEAzpg2R4QykKxLlwPdxxHib2SaFzP8A46D5hb/aHjBOaSf1Ip95wx5ya8EtaTH6oyBauT5Py6JzGhB9M…
  • 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)

R13
from 2026-05-03 to 2026-08-01
Expires in 57 days

Full certificate history on crt.sh ↗

HTTP security headers

Header hygiene 40/100 Checked live page: https://www.akademieklasickehudby.cz/en/

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

Links to (9)

Linked from (1)