uva.nl
Universiteit van Amsterdam
Last scanned Jul 21, 2026, 12:33 PM · 1 view
Overall score
Excellent
Top issues to fix
4 issues found · 1 high priority
Missing Content-Security-Policy header
SecurityAdd a CSP to control which sources can run scripts — the strongest single defense against XSS.
2 cookies without Secure/HttpOnly flags
SecuritySet Secure and HttpOnly on session cookies so they can't leak over HTTP or be read by injected scripts.
Multiple H1 headings found
SEOKeep a single H1 per page and demote the others to H2/H3.
robots.txt not found
SEOPublish /robots.txt with a Sitemap: directive to guide crawlers.
Summary
Universiteit van Amsterdam. This website uses Apache hosted on AWS. SEO is excellent (90/100) and accessibility is excellent (100/100). Security scores excellent (90/100) and performance good (80/100). Top issue: Multiple H1 headings found.
SEO
2 issue(s) found
Performance
2.93 s
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.
Meta tags
- Title
- Universiteit van Amsterdam
- Description
- Universiteit van Amsterdam
- Canonical
- https://www.uva.nl/
- Language
- nl
- Charset
- utf-8
- Viewport
- width=device-width, initial-scale=1.0
- Robots meta
- index, follow
- Manifest
- https://www.uva.nl/webfiles/1779862044324/_favicon/manifest.json
Technologies
Detected frameworks, languages, and tools.
Hosting & CDN
- Hosting provider
- AWS
- CDN provider
- —
- IP address
- 52.223.0.124
- ASN
- AS16509 (AMAZON-02 - Amazon.com, Inc., US)
DNS records
| Type | Value |
|---|---|
| A |
|
| AAAA | — |
| MX | — |
| TXT | — |
| NS | — |
| CAA | — |
| CNAME |
|
| IPv6 support | No |
TLS / SSL certificate
- Version
- TLS 1.3
- Issuer
- Sectigo Limited
- Subject
- www.uva.nl
- Valid from
- Jul 21, 2026
- Valid to
- Feb 4, 2027
- Days until expiry
- 198
- SAN domains
- www.uva.nl, alb-prd.cms.uva.nl, extranet.uva.nl, fdr.uva.nl, feb.uva.nl, fgw.uva.nl, fmg.uva.nl, ga-prd.cms.uva.nl, hum.uva.nl, static.uva.nl, uva.nl, www.extranet.uva.nl, www.fdr.uva.nl, www.feb.uva.nl, www.fgw.uva.nl, www.fmg.uva.nl, www.hum.uva.nl, zoek.uva.nl
Security headers
- Strict-Transport-SecurityEnabled
- Content-Security-PolicyMissing
- X-Frame-OptionsEnabled
- X-Content-Type-OptionsEnabled
- Referrer-PolicyEnabled
- Permissions-PolicyEnabled
Compression: none · 2 cookie(s) observed
Content & assets
Headings
H1 7 · H2 16 · H3 0
Links
46 internal · 21 external · 0 broken
Images
15 total · 0 missing alt
Scripts / Styles
10 scripts · 4 stylesheets
JS / CSS size
362 KB · 368 KB
Page size
165 KB
Robots.txt & Sitemap
- robots.txt
- Not found
- Disallow rules
- 0
- sitemap.xml
- Found
- URLs in sitemap
- -1
SEO issues
- Multiple H1 headings found
- robots.txt not found
Accessibility issues
No accessibility issues detected.
Scan details
- Requested URL
- https://uva.nl
- Final URL
- https://www.uva.nl/
- HTTP status
- 200
- HTTP version
- HTTP/2
- Response time
- 2.93 s
- HTML size
- 165 KB
- Redirect chain
- https://uva.nl → https://www.uva.nl/
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Frequently asked questions
- What technology does uva.nl use?
- uva.nl is built with Apache.
- Is uva.nl secure (HTTPS)?
- Yes. uva.nl uses TLS 1.3 with a certificate issued by Sectigo Limited, valid until Feb 4, 2027.
- Who hosts uva.nl?
- uva.nl is hosted on AWS.
- What is uva.nl's SEO score?
- uva.nl scored 90/100 for SEO in the latest analysis (excellent).
- What is uva.nl's overall website score?
- uva.nl has an overall SiteGraph score of 90/100, combining SEO, performance, security, and accessibility.
OpenGraph & Twitter Card
OpenGraph
Twitter Card