What powers optioncharts.io?
Last seen Jun 2026 · 19 technologies across 11 categories
Analytics
Google Analytics
since Sep 2022
CDN
Font scripts
Google Font API
since Sep 2022
JavaScript libraries
Miscellaneous
PaaS
Amazon Web Services
since Sep 2022
Programming languages
Ruby
since Sep 2022
Security
HSTS
since Nov 2025
UI frameworks
Web frameworks
Ruby on Rails
since Sep 2022
Webmail
Google Workspace
since Sep 2022
Audience
- 62% desktop
- 36% phone
- 2% tablet
United States
Germany
United Kingdom
Italy
Canada
Australia
Countries where the site has Chrome traffic, strongest markets first.
Open Page Rank
2.49 / 10 · ranked #2,510,677 of all domains
18 referring domains · OpenPageRank
Core Web Vitals
| LCP | 1.6 s |
| INP | 75 ms |
| CLS | 0 |
| TTFB | 500 ms |
Real user p75, Chrome UX Report, Jun 2026.
Page
- Language: English
- Weight: 0.6 MB · 47 requests
- Structured data: OpenGraph
Homepage as crawled by the HTTP Archive, Jul 2026.
Full technology history →
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Recent changes
- dropped cdnjs May 2026
- dropped Cloudflare May 2026
- dropped Google Hosted Libraries May 2026
- detected jQuery CDN Apr 2026
- detected cdnjs Jan 2026
- detected Cloudflare Jan 2026
- detected HSTS Nov 2025