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SGSiteGraph

uva.nl

Universiteit van Amsterdam

Last scanned Jul 21, 2026, 12:33 PM · 1 view

90

Overall score

Excellent

Top issues to fix

4 issues found · 1 high priority

  • Missing Content-Security-Policy header

    Security

    Add a CSP to control which sources can run scripts — the strongest single defense against XSS.

  • 2 cookies without Secure/HttpOnly flags

    Security

    Set Secure and HttpOnly on session cookies so they can't leak over HTTP or be read by injected scripts.

  • Multiple H1 headings found

    SEO

    Keep a single H1 per page and demote the others to H2/H3.

  • robots.txt not found

    SEO

    Publish /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.

90

SEO

2 issue(s) found

80

Performance

2.93 s

90

Security

HTTPS & header checks

100

Accessibility

0 issue(s) found

Not enough scan history yet to show a trend — check back after this site has been re-scanned a few more times.

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

OpenGraph & Twitter Card

OpenGraph

og:title
Universiteit van Amsterdam
og:description
Universiteit van Amsterdam
og:type
website
og:url
https://www.uva.nl/

Twitter Card

twitter:card
summary_large_image
twitter:title
twitter:description

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

TypeValue
A
  • 52.223.0.124
  • 76.223.53.36
AAAA
MX
TXT
NS
CAA
CNAME
  • ga-prd.cms.uva.nl
IPv6 supportNo

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/

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.