GeneralMixed
Informe SEO: operaballet.nl
30 de abril de 2026 · 25 findings
87
Institutional websites prioritize accessibility, security, and proper indexing — citizens and stakeholders need easy access to relevant information.
Score Breakdown
Puntuación media General: 50
seo
85(+40 vs avg)
security
79(+21 vs avg)
performance
0(-44 vs avg)
accessibility
100(+48 vs avg)
Best Practices
97(+41 vs avg)
Hallazgos clave
- CríticoMissing strict-transport-security
Add Strict-Transport-Security header with max-age of at least 31536000
- MedioNo structured data found
Add structured data (Organization, WebSite, BreadcrumbList) for rich search results
- MedioCSP allows unsafe-eval
Remove 'unsafe-eval' and refactor code to avoid eval()
- MedioNo rate limiting detected
Implement rate limiting (e.g., 429 Too Many Requests) to protect against brute-force attacks
- Medio1 cookie missing Secure flag
Add the Secure attribute to all cookies to prevent transmission over HTTP
Recommendations for your industry
- 1Ensure WCAG 2.1 AA compliance
- 2Implement all recommended security headers
- 3Ensure sitemap covers all important pages
- 4Optimize page load time to under 2 seconds
- 5Ensure responsive design on all pages
SEO Checklist for General
Tips for Mixed websites
- →Define clear landing pages for each segment
- →Use different meta strategies per page group
- →Segment sitemap by content type
Local SEO Context
The Netherlands is one of Europe's most digitally mature markets with high mobile share.