Tech Stack Index · reference
What is w3.org built with?
As of 2026-10-02, w3.org is built with 2 detected technologies: it is served through Cloudflare.
Technologies detected on w3.org
| Category | Technology | Version | Confidence |
|---|---|---|---|
| CDN | Cloudflare | – | high |
| Security / bot protection | Cloudflare Bot Management | – | high |
Detected on 2026-10-02 from public HTML, scripts and HTTP response headers of the home page. High confidence: a definite signature or two different signals; medium: one weak signal.
FAQ
- What technologies does w3.org use?
- As of 2026-10-02, w3.org is built with 2 detected technologies: it is served through Cloudflare. Detected from the public home page HTML and response headers.
- What CMS does w3.org use?
- We did not detect a known CMS or e-commerce platform on the w3.org home page (2026-10-02); it may use a custom system.
- What framework is w3.org built with?
- We did not detect a known web framework on the w3.org home page (2026-10-02).
- What CDN or hosting does w3.org use?
- w3.org uses Cloudflare (detected 2026-10-02).
- What analytics does w3.org use?
- We did not detect a known analytics tool or tag manager on the w3.org home page (2026-10-02).
More about w3.org
- Does w3.org block GPTBot and other AI crawlers? (AI Crawler Index)
- All technologies in the Tech Stack Index