vaadin.com
Vaadin: Java Framework for Building Enterprise Web Applications
Last scanned Aug 4, 2026, 12:00 PM · 11 views
Overall score
Excellent
Summary
Vaadin is the open-source Java framework for building modern web applications. This website uses Google Analytics behind Cloudflare CDN. SEO is good (85/100) and accessibility is excellent (100/100). Security scores excellent (90/100) and performance excellent (100/100). Top issue: Title longer than 60 characters.
Vaadin
Vaadin is the open-source Java framework for building modern web applications. From backend to modern UIs, Vaadin helps you deliver production-ready apps faster with a unified Java stack, built-in security, and enterprise-grade UI components.
- Lemminkäisenkatu 3, Turku, Southwest Finland, 20520, FI
- 51-200 employees
Top issues to fix
5 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.
Title longer than 60 characters
SEOShorten the title to under 60 characters so search results don't truncate it.
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.
SEO
3 issue(s) found
Performance
224 ms
Security
HTTPS & header checks
Accessibility
0 issue(s) found
Score history
+1 overall since Jul 27, 2026
- Overall
- 93
- SEO
- 85
- Security
- 90
- Performance
- 100
- Accessibility
- 100
Organization
Company details published in this site's own structured data.
Vaadin
Vaadin is the open-source Java framework for building modern web applications. From backend to modern UIs, Vaadin helps you deliver production-ready apps faster with a unified Java stack, built-in security, and enterprise-grade UI components.
- Founded
- Jan 1, 2000
- Employees
- 51-200
Contact
Email, phone, and address published on this site's own pages.
- Address
- Lemminkäisenkatu 3, Turku, Southwest Finland, 20520, FI
Meta tags
- Title
- Vaadin: Java Framework for Building Enterprise Web Applications
- Description
- Build modern apps faster with Vaadin, the open-source Java web framework. Features a unified stack, built-in security, and enterprise-grade UI components.
- Canonical
- https://vaadin.com
- Language
- en
- Charset
- utf-8
- Viewport
- width=device-width, initial-scale=1
- Robots meta
- Manifest
Technologies
Detected frameworks, languages, and tools.
Hosting & CDN
- Hosting provider
- —
- CDN provider
- Cloudflare
- 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
- Google Trust Services
- Subject
- vaadin.com
- Valid from
- Jun 7, 2026
- Valid to
- Sep 5, 2026
- Days until expiry
- 31
- SAN domains
- vaadin.com, *.vaadin.com
Security headers
- Strict-Transport-SecurityEnabled
- Content-Security-PolicyMissing
- X-Frame-OptionsEnabled
- X-Content-Type-OptionsEnabled
- Referrer-PolicyMissing
- Permissions-PolicyMissing
Compression: gzip · 2 cookie(s) observed
Content & assets
Headings
H1 1 · H2 7 · H3 0
Links
47 internal · 15 external · 0 broken
Images
35 total · 0 missing alt
Scripts / Styles
31 scripts · 9 stylesheets
JS / CSS size
261 KB · 38.6 KB
Page size
138 KB
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
- robots.txt not found
- sitemap.xml not found
Accessibility issues
No accessibility issues detected.
Scan details
- Requested URL
- https://vaadin.com
- Final URL
- https://vaadin.com
- HTTP status
- 200
- HTTP version
- HTTP/2
- Response time
- 222 ms
- HTML size
- 138 KB
- Redirect chain
- https://vaadin.com
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Frequently asked questions
- What technology does vaadin.com use?
- vaadin.com is built with Google Analytics, Google Ads.
- Is vaadin.com secure (HTTPS)?
- Yes. vaadin.com uses TLS 1.3 with a certificate issued by Google Trust Services, valid until Sep 5, 2026.
- Who hosts vaadin.com?
- Hosting provider information for vaadin.com is not available yet.
- What is vaadin.com's SEO score?
- vaadin.com scored 85/100 for SEO in the latest analysis (great).
- What is vaadin.com's overall website score?
- vaadin.com has an overall SiteGraph score of 93/100, combining SEO, performance, security, and accessibility.
- What company operates vaadin.com?
- vaadin.com is operated by Vaadin. Vaadin is the open-source Java framework for building modern web applications. From backend to modern UIs, Vaadin helps you deliver production-ready apps faster with a unified Java stack, built-in security, and enterprise-grade UI components.
- Has vaadin.com's score changed over time?
- vaadin.com's overall score has improved by 1 point (from 92 to 93) since Jul 27, 2026.
OpenGraph & Twitter Card
OpenGraph
Twitter Card