What powers openkneeboard.com?
Last seen Jun 2026 · 8 technologies across 7 categories
Caching
Varnish
since Apr 2023
CDN
Cloudflare
since Oct 2025
Fastly
since Apr 2023
Miscellaneous
Open Graph
since Apr 2023
PaaS
GitHub Pages
since Apr 2023
Programming languages
Ruby
since Apr 2023
Security
HSTS
since Apr 2023
Static site generator
Audience
- 90% desktop
- 10% phone
United States
Countries where the site has Chrome traffic, strongest markets first.
Open Page Rank
1.09 / 10 · ranked #11,183,313 of all domains
4 referring domains · OpenPageRank
Core Web Vitals
| LCP | 0.4 s |
| CLS | 0 |
| TTFB | 200 ms |
Real user p75, Chrome UX Report, Jun 2026.
Page
- Language: English (United States)
- CDN: Fastly
- Weight: 4.5 MB · 12 requests
- Structured data: JSON-LD, OpenGraph, Twitter Cards
Homepage as crawled by the HTTP Archive, Jul 2026.
Full technology history →
Report an incorrect detection
Recent changes
- dropped Amazon Web Services Nov 2025
- detected Cloudflare Oct 2025