What powers wasm4.org?
Last seen Jun 2026 · 10 technologies across 7 categories
Caching
Varnish
since Feb 2026
CDN
Cloudflare
since Dec 2023
Fastly
since Feb 2026
Documentation
Docusaurus
since Oct 2021
JavaScript frameworks
React
since Oct 2021
Miscellaneous
PaaS
GitHub Pages
since Feb 2026
Video players
YouTube
since Feb 2022
Audience
- 75% desktop
- 25% phone
United States
Countries where the site has Chrome traffic, strongest markets first.
Open Page Rank
3.47 / 10 · ranked #922,805 of all domains
36 referring domains · OpenPageRank
Core Web Vitals
| LCP | 1.1 s |
| INP | 75 ms |
| CLS | 0.05 |
| TTFB | 400 ms |
Real user p75, Chrome UX Report, Jun 2026.
Page
- Language: English
- CDN: Fastly
- Weight: 1.2 MB · 31 requests
- Structured data: OpenGraph, Twitter Cards
Homepage as crawled by the HTTP Archive, Jul 2026.
Full technology history →
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Recent changes
- dropped HSTS Mar 2026
- dropped Netlify Mar 2026
- detected Fastly Feb 2026
- detected GitHub Pages Feb 2026
- detected Varnish Feb 2026