GeneralMixed
SEO Rapport: sdu.nl
30 april 2026 · 28 findings
89
Institutional websites prioritize accessibility, security, and proper indexing — citizens and stakeholders need easy access to relevant information.
Score Breakdown
Gemiddelde General-score: 50
seo
91(+46 vs avg)
security
82(+24 vs avg)
performance
0(-44 vs avg)
accessibility
100(+48 vs avg)
Best Practices
91(+35 vs avg)
Belangrijkste bevindingen
- GemiddeldMissing content-security-policy
Add a Content-Security-Policy header to restrict resource loading
- GemiddeldMissing x-content-type-options
Add X-Content-Type-Options: nosniff header
- GemiddeldMissing x-frame-options
Add X-Frame-Options: DENY or SAMEORIGIN header
- GemiddeldMissing og:image
Add og:image meta tag (1200x630px recommended)
- GemiddeldMissing Twitter Card
Add twitter:card meta tag (e.g., "summary_large_image")
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.