What powers fastled.io?
Last seen Jun 2026 · 8 technologies across 6 categories
Caching
Varnish
since Jun 2021
CDN
Fastly
since Apr 2018
Google Hosted Libraries
since Feb 2022
JavaScript libraries
PaaS
GitHub Pages
since Apr 2018
Programming languages
Ruby
since Jun 2018
Web frameworks
Ruby on Rails
since Jun 2018
Audience
- 77% desktop
- 23% phone
United States
Countries where the site has Chrome traffic, strongest markets first.
Open Page Rank
4.59 / 10 · ranked #388,345 of all domains
105 referring domains · OpenPageRank
Core Web Vitals
| LCP | 0.6 s |
| INP | 25 ms |
| CLS | 0.4 |
| TTFB | 300 ms |
Real user p75, Chrome UX Report, Jun 2026.
Page
- CDN: Fastly
- Weight: 0.2 MB · 8 requests
Homepage as crawled by the HTTP Archive, Jul 2026.
Subdomains
| Host | Techs |
|---|---|
| fastled.io | 6 |
| www.fastled.io | 5 |