krollermuller.nl
Kröller-Müller Museum | Unieke combinatie van kunst en natuur
Last scanned Aug 24, 2026, 1:22 PM
Overall score
Fair
Summary
Bewonder de unieke collectie van het Kröller-Müller Museum met topstukken van beroemde meesters, zoals Van Gogh en Mondriaan. This website uses Next.js behind Vercel CDN. SEO is fair (70/100) and accessibility is excellent (100/100). Security scores excellent (100/100) and performance fair (50/100). Top issue: Title longer than 60 characters.
Bewonder de unieke collectie van het Kröller-Müller Museum met topstukken van beroemde meesters, zoals Van Gogh en Mondriaan. Kom ook naar het museum!
Top issues to fix
6 issues found
Title longer than 60 characters
SEOShorten the title to under 60 characters so search results don't truncate it.
Multiple H1 headings found
SEOKeep a single H1 per page and demote the others to H2/H3.
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.
sitemap.xml not found
SEOPublish an XML sitemap and reference it from robots.txt to speed up page discovery.
3 broken links on the page
SEOFix or remove broken links — they waste crawl budget and erode user trust.
SEO
5 issue(s) found
Performance
142 ms
Security
HTTPS & header checks
Accessibility
0 issue(s) found
Organization
Company details published in this site's own structured data.
Contact
Email, phone, and address published on this site's own pages.
- voorbeeld@email.nl
Meta tags
- Title
- Kröller-Müller Museum | Unieke combinatie van kunst en natuur
- Description
- Bewonder de unieke collectie van het Kröller-Müller Museum met topstukken van beroemde meesters, zoals Van Gogh en Mondriaan. Kom ook naar het museum!
- Canonical
- https://www.krollermuller.nl/nl
- Language
- nl
- Charset
- utf-8
- Viewport
- width=device-width, initial-scale=1
- Robots meta
- index
- Manifest
Technologies
Detected frameworks, languages, and tools.
Hosting & CDN
- Hosting provider
- —
- CDN provider
- Vercel
- 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
- www.krollermuller.nl
- Valid from
- Aug 21, 2026
- Valid to
- Nov 19, 2026
- Days until expiry
- 86
- SAN domains
- www.krollermuller.nl
Security headers
- Strict-Transport-SecurityEnabled
- Content-Security-PolicyEnabled
- X-Frame-OptionsEnabled
- X-Content-Type-OptionsEnabled
- Referrer-PolicyEnabled
- Permissions-PolicyEnabled
Compression: gzip · 0 cookie(s) observed
Content & assets
Headings
H1 2 · H2 7 · H3 0
Links
50 internal · 30 external · 3 broken
Images
153 total · 0 missing alt
Scripts / Styles
414 scripts · 3 stylesheets
JS / CSS size
3.2 MB · 3.7 KB
Page size
1.5 MB
Robots.txt & Sitemap
- robots.txt
- Not found
- Disallow rules
- 0
- sitemap.xml
- Not found
- URLs in sitemap
- 0
SEO issues
- Title longer than 60 characters
- Multiple H1 headings found
- No structured data (JSON-LD) found
- robots.txt not found
- sitemap.xml not found
Accessibility issues
No accessibility issues detected.
Scan details
- Requested URL
- https://krollermuller.nl
- Final URL
- https://www.krollermuller.nl/nl
- HTTP status
- 200
- HTTP version
- HTTP/2
- Response time
- 112 ms
- HTML size
- 1.5 MB
- Redirect chain
- https://krollermuller.nl → https://www.krollermuller.nl/ → https://www.krollermuller.nl/nl
See something wrong on this report? Request a correction
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Frequently asked questions
- What technology does krollermuller.nl use?
- krollermuller.nl is built with Next.js, Google Analytics, TikTok Pixel.
- Is krollermuller.nl secure (HTTPS)?
- Yes. krollermuller.nl uses TLS 1.3 with a certificate issued by Let's Encrypt, valid until Nov 19, 2026.
- Who hosts krollermuller.nl?
- Hosting provider information for krollermuller.nl is not available yet.
- What is krollermuller.nl's SEO score?
- krollermuller.nl scored 70/100 for SEO in the latest analysis (fair).
- What is krollermuller.nl's overall website score?
- krollermuller.nl has an overall SiteGraph score of 79/100, combining SEO, performance, security, and accessibility.
OpenGraph & Twitter Card
OpenGraph
Twitter Card