indexo.dev

kurzy-zpivani.cz

.cz crawl

First seen 2026-06-02 · Last seen 2026-06-03 · ok HTTP/1.1 200 555 ms crawled 2026-06-03

CZ · 91.239.200.69 · AS60606 PRO-ZETA a.s.

Reputation 87/100 weak security headers no dmarc policy

Classifying

HTML metadata

Title
Kurzy zpívání - Dana Houdková
Language
cs
Generator
WordPress 7.0
Canonical
https://kurzy-zpivani.cz/

Open Graph

url
https://kurzy-zpivani.cz/
title
Kurzy zpívání - Dana Houdková
locale
cs_CZ
site name
Kurzy zpívání

Technology

Server
nginx
CMS
WordPress 7.0
PHP
8.2.31 security-only
jQuery
3.7.1
Analytics
  • Google Tag Manager
Social widgets
  • Vimeo Embed
  • YouTube Embed

Third-party hosts loaded (5)

  • www.google.com×2
  • www.youtube.com×2
  • gmpg.org×1
  • player.vimeo.com×1
  • www.googletagmanager.com×1

Social

Contact

Email

Registration

Registrar
REG-WEBSUPPORT
Created
2009-10-14
Expires
2026-10-13 131 days left
Updated
2018-10-04
Name servers
  • ns1.thinline.cz
  • ns2.thinline.cz
  • ns3.cesky-hosting.eu

DNS records live

NS
  • ns1.thinline.cz
  • ns2.thinline.cz
  • ns3.cesky-hosting.eu
MX
  • 10 mx1d10.thinline.cz
  • 20 mx1b20.thinline.cz

Email authentication weak

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

Certificate (current)

R12
from 2026-05-07 to 2026-08-05
Expires in 62 days

Full certificate history on crt.sh ↗

HTTP security headers

Header hygiene 30/100 Checked live page: https://kurzy-zpivani.cz/

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

Links to (8)

Linked from (2)