What powers cal-span.org?
Last seen Jun 2026 · 11 technologies across 9 categories
Analytics
Cloudflare Browser Insights
since Feb 2022
Matomo Analytics
since Aug 2020
CDN
Cloudflare
since Nov 2021
Unpkg
since Oct 2022
Font scripts
Google Font API
since Oct 2022
JavaScript frameworks
JavaScript libraries
Miscellaneous
HTTP/3
since Oct 2022
PaaS
Fly.io
since Oct 2023
Programming languages
Python
since Oct 2022
Web frameworks
Django
since Oct 2022
Audience
- 64% desktop
- 36% phone
United States
Countries where the site has Chrome traffic, strongest markets first.
Open Page Rank
4.69 / 10 · ranked #346,730 of all domains
118 referring domains · OpenPageRank
Core Web Vitals
| LCP | 1.7 s |
| CLS | 0 |
| TTFB | 500 ms |
Real user p75, Chrome UX Report, Jun 2026.
Page
- Language: English
- CDN: Cloudflare
- Weight: 2.5 MB · 81 requests
Homepage as crawled by the HTTP Archive, Jul 2026.