websocket.org
WebSocket.org — The independent WebSocket reference
Last scanned Aug 3, 2026, 5:00 AM · 7 views
Overall score
Great
Summary
The independent, practitioner-built reference for WebSocket technology. This website uses Google Analytics behind Vercel CDN. SEO is good (80/100) and accessibility is excellent (100/100). Security scores good (75/100) and performance excellent (100/100). Top issue: Meta description longer than 160 characters.
The independent, practitioner-built reference for WebSocket technology. Protocol internals, production patterns, scaling guides, and honest protocol comparisons with real code.
Top issues to fix
8 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.
Missing X-Content-Type-Options header
SecurityAdd X-Content-Type-Options: nosniff to stop MIME-sniffing attacks.
Missing X-Frame-Options header
SecurityAdd X-Frame-Options (or a CSP frame-ancestors rule) to prevent clickjacking via hidden iframes.
Meta description longer than 160 characters
SEOTrim the meta description to under 160 characters to avoid truncation in search results.
Missing canonical link
SEOAdd <link rel="canonical"> so search engines know which URL variant to index.
robots.txt not found
SEOPublish /robots.txt with a Sitemap: directive to guide crawlers.
+2 more issues — details in the sections below.
SEO
4 issue(s) found
Performance
15 ms
Security
HTTPS & header checks
Accessibility
0 issue(s) found
Score history
-3 overall since Jul 26, 2026
- Overall
- 88
- SEO
- 80
- Security
- 75
- Performance
- 100
- Accessibility
- 100
Organization
Company details published in this site's own structured data.
The independent, practitioner-built reference for WebSocket technology. Protocol internals, production patterns, scaling guides, and honest protocol comparisons with real code.
Meta tags
- Title
- WebSocket.org — The independent WebSocket reference
- Description
- The independent, practitioner-built reference for WebSocket technology. Protocol internals, production patterns, scaling guides, and honest protocol comparisons with real code.
- Canonical
- Language
- en
- Charset
- UTF-8
- Viewport
- width=device-width, initial-scale=1.0
- Robots meta
- Manifest
Technologies
Detected frameworks, languages, and tools.
Hosting & CDN
- Hosting provider
- —
- CDN provider
- Vercel
- 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
- Let's Encrypt
- Subject
- websocket.org
- Valid from
- Jul 8, 2026
- Valid to
- Oct 6, 2026
- Days until expiry
- 64
- SAN domains
- websocket.org
Security headers
- Strict-Transport-SecurityEnabled
- Content-Security-PolicyMissing
- X-Frame-OptionsMissing
- X-Content-Type-OptionsMissing
- Referrer-PolicyMissing
- Permissions-PolicyMissing
Compression: gzip · 0 cookie(s) observed
Content & assets
Headings
H1 1 · H2 7 · H3 11
Links
34 internal · 2 external · 20 broken
Images
0 total · 0 missing alt
Scripts / Styles
4 scripts · 1 stylesheets
JS / CSS size
18.4 KB · 258 B
Page size
54.1 KB
Robots.txt & Sitemap
- robots.txt
- Not found
- Disallow rules
- 0
- sitemap.xml
- Not found
- URLs in sitemap
- 0
SEO issues
- Meta description longer than 160 characters
- Missing canonical link
- robots.txt not found
- sitemap.xml not found
Accessibility issues
No accessibility issues detected.
Scan details
- Requested URL
- https://websocket.org
- Final URL
- https://websocket.org
- HTTP status
- 200
- HTTP version
- HTTP/2
- Response time
- 14 ms
- HTML size
- 54.1 KB
- Redirect chain
- https://websocket.org
See something wrong on this report? Request a correction
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Frequently asked questions
- What technology does websocket.org use?
- websocket.org is built with Google Analytics.
- Is websocket.org secure (HTTPS)?
- Yes. websocket.org uses TLS 1.3 with a certificate issued by Let's Encrypt, valid until Oct 6, 2026.
- Who hosts websocket.org?
- Hosting provider information for websocket.org is not available yet.
- What is websocket.org's SEO score?
- websocket.org scored 80/100 for SEO in the latest analysis (great).
- What is websocket.org's overall website score?
- websocket.org has an overall SiteGraph score of 88/100, combining SEO, performance, security, and accessibility.
- Has websocket.org's score changed over time?
- websocket.org's overall score has declined by 3 points (from 91 to 88) since Jul 26, 2026.
OpenGraph & Twitter Card
OpenGraph
Twitter Card