cuzk.cz
ČÚZK - Úvod
Last scanned Aug 3, 2026, 12:31 PM · 9 views
Overall score
Great
Summary
This website uses jQuery. SEO is fair (60/100) and accessibility is good (80/100). Security scores excellent (100/100) and performance excellent (100/100). Top issue: Missing meta description.
Top issues to fix
8 issues found · 2 high priority
Missing meta description
SEOAdd a ~150-character meta description to control your search-result snippet and lift click-through rate.
Missing viewport meta tag
AccessibilityAdd <meta name="viewport" content="width=device-width, initial-scale=1"> — without it the site is broken on mobile.
Missing canonical link
SEOAdd <link rel="canonical"> so search engines know which URL variant to index.
No structured data (JSON-LD) found
SEOAdd JSON-LD (Organization, Article, Product…) to become eligible for rich results.
Missing OpenGraph tags
SEOAdd og:title/og:description/og:image so shared links render a proper preview card.
robots.txt not found
SEOPublish /robots.txt with a Sitemap: directive to guide crawlers.
+2 more issues — details in the sections below.
SEO
6 issue(s) found
Performance
365 ms
Security
HTTPS & header checks
Accessibility
2 issue(s) found
Score history
-2 overall since Jul 26, 2026
- Overall
- 84
- SEO
- 60
- Security
- 100
- Performance
- 100
- Accessibility
- 80
Organization
Company details published in this site's own structured data.
Meta tags
- Title
- ČÚZK - Úvod
- Description
- Canonical
- Language
- cs-CZ
- Charset
- UTF-8
- Viewport
- Robots meta
- Manifest
Technologies
Detected frameworks, languages, and tools.
Hosting & CDN
- Hosting provider
- —
- CDN provider
- —
- IP address
- —
- ASN
- —
DNS records
| Type | Value |
|---|---|
| A | — |
| AAAA | — |
| MX | — |
| TXT | — |
| NS | — |
| CAA | — |
| CNAME | — |
| IPv6 support | No |
TLS / SSL certificate
- Version
- TLS 1.3
- Issuer
- Let's Encrypt
- Subject
- cuzk.gov.cz
- Valid from
- Jun 14, 2026
- Valid to
- Sep 12, 2026
- Days until expiry
- 39
- SAN domains
- cuzk.cz, cuzk.gov.cz, ruian.cuzk.cz, ruian.cuzk.gov.cz, www.cuzk.cz, www.cuzk.gov.cz
Security headers
- Strict-Transport-SecurityEnabled
- Content-Security-PolicyEnabled
- X-Frame-OptionsEnabled
- X-Content-Type-OptionsEnabled
- Referrer-PolicyEnabled
- Permissions-PolicyEnabled
Compression: gzip · 2 cookie(s) observed
Content & assets
Headings
H1 1 · H2 6 · H3 2
Links
107 internal · 10 external · 0 broken
Images
3 total · 1 missing alt
Scripts / Styles
17 scripts · 6 stylesheets
JS / CSS size
3.2 KB · 35 B
Page size
54.4 KB
Robots.txt & Sitemap
- robots.txt
- Not found
- Disallow rules
- 0
- sitemap.xml
- Not found
- URLs in sitemap
- 0
SEO issues
- Missing meta description
- Missing canonical link
- No structured data (JSON-LD) found
- Missing OpenGraph tags
- robots.txt not found
- sitemap.xml not found
Accessibility issues
- More than 20% of images are missing alt text
- Missing viewport meta tag
Scan details
- Requested URL
- https://cuzk.cz
- Final URL
- https://cuzk.gov.cz/
- HTTP status
- 200
- HTTP version
- HTTP/2
- Response time
- 364 ms
- HTML size
- 54.4 KB
- Redirect chain
- https://cuzk.cz → https://cuzk.gov.cz/
See something wrong on this report? Request a correction
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Frequently asked questions
- What technology does cuzk.cz use?
- cuzk.cz is built with jQuery.
- Is cuzk.cz secure (HTTPS)?
- Yes. cuzk.cz uses TLS 1.3 with a certificate issued by Let's Encrypt, valid until Sep 12, 2026.
- Who hosts cuzk.cz?
- Hosting provider information for cuzk.cz is not available yet.
- What is cuzk.cz's SEO score?
- cuzk.cz scored 60/100 for SEO in the latest analysis (fair).
- What is cuzk.cz's overall website score?
- cuzk.cz has an overall SiteGraph score of 84/100, combining SEO, performance, security, and accessibility.
- Has cuzk.cz's score changed over time?
- cuzk.cz's overall score has declined by 2 points (from 86 to 84) since Jul 26, 2026.
OpenGraph & Twitter Card
OpenGraph
Twitter Card