nm.cz
Národní muzeum
Last scanned Jul 27, 2026, 10:43 AM
Overall score
Fair
Summary
This website uses Apache hosted on VSHOSTING - VSHOSTING-CDN, CZ. SEO is fair (55/100) and accessibility is good (80/100). Security scores excellent (90/100) and performance good (75/100). Top issue: Missing meta description.
- CZ
- Hosted on VSHOSTING - VSHOSTING-CDN, CZ
Top issues to fix
8 issues found · 3 high priority
Missing Content-Security-Policy header
SecurityAdd a CSP to control which sources can run scripts — the strongest single defense against XSS.
Missing meta description
SEOAdd a ~150-character meta description to control your search-result snippet and lift click-through rate.
No H1 heading found
SEOAdd exactly one H1 describing the page's main topic — it anchors the document outline for search engines and screen readers.
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.
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
1.16 s
Security
HTTPS & header checks
Accessibility
2 issue(s) found
Organization
Company details published in this site's own structured data.
Meta tags
- Title
- Národní muzeum
- Description
- Canonical
- Language
- Charset
- utf-8
- Viewport
- width=device-width, initial-scale=1.0, user-scalable=yes
- Robots meta
- index,follow
- Manifest
Technologies
Detected frameworks, languages, and tools.
Hosting & CDN
- Hosting provider
- VSHOSTING - VSHOSTING-CDN, CZ
- CDN provider
- —
- IP address
- 93.185.100.185
- ASN
- AS43541 (VSHOSTING - VSHOSTING-CDN, CZ)
DNS records
| Type | Value |
|---|---|
| A |
|
| AAAA | — |
| MX |
|
| TXT |
|
| NS |
|
| CAA | — |
| CNAME |
|
| IPv6 support | No |
TLS / SSL certificate
- Version
- TLS 1.2
- Issuer
- Let's Encrypt
- Subject
- nm.cz
- Valid from
- Jun 24, 2026
- Valid to
- Sep 22, 2026
- Days until expiry
- 57
- SAN domains
- nm.cz, www.nm.cz
Security headers
- Strict-Transport-SecurityEnabled
- Content-Security-PolicyMissing
- X-Frame-OptionsEnabled
- X-Content-Type-OptionsEnabled
- Referrer-PolicyEnabled
- Permissions-PolicyMissing
Compression: gzip · 1 cookie(s) observed
Content & assets
Headings
H1 0 · H2 9 · H3 33
Links
124 internal · 26 external · 0 broken
Images
63 total · 0 missing alt
Scripts / Styles
18 scripts · 3 stylesheets
JS / CSS size
1.8 MB · 9.5 KB
Page size
152 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 H1 heading found
- No structured data (JSON-LD) found
- robots.txt not found
- sitemap.xml not found
Accessibility issues
- No H1 heading found
- Missing <html lang> attribute
Scan details
- Requested URL
- https://nm.cz
- Final URL
- https://www.nm.cz/
- HTTP status
- 200
- HTTP version
- HTTP/1.1
- Response time
- 1.16 s
- HTML size
- 152 KB
- Redirect chain
- https://nm.cz → http://www.nm.cz/ → https://www.nm.cz/
See something wrong on this report? Request a correction
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Frequently asked questions
- What technology does nm.cz use?
- nm.cz is built with PHP, jQuery, Google Analytics, Meta Pixel, Apache.
- Is nm.cz secure (HTTPS)?
- Yes. nm.cz uses TLS 1.2 with a certificate issued by Let's Encrypt, valid until Sep 22, 2026.
- Who hosts nm.cz?
- nm.cz is hosted on VSHOSTING - VSHOSTING-CDN, CZ.
- What is nm.cz's SEO score?
- nm.cz scored 55/100 for SEO in the latest analysis (fair).
- What is nm.cz's overall website score?
- nm.cz has an overall SiteGraph score of 74/100, combining SEO, performance, security, and accessibility.
OpenGraph & Twitter Card
OpenGraph
Twitter Card