What powers qc.foundation?
Last seen Aug 2026 · 22 technologies across 13 categories
Analytics
Cloudflare Browser Insights
since Nov 2025
CDN
Amazon CloudFront
since Dec 2023
Amazon S3
since Dec 2023
cdnjs
since Oct 2024
Cloudflare
since Oct 2024
CMS
Wagtail
since Dec 2023
Mailgun
since Dec 2023
JavaScript libraries
Miscellaneous
PaaS
Amazon Web Services
since Dec 2023
Performance
Turbolinks
since Dec 2023
Programming languages
Python
since Dec 2023
Security
HSTS
since Oct 2024
Video players
Cloudflare Stream
since Dec 2025
Web frameworks
Django
since Dec 2023
Webmail
Apple iCloud Mail
since Apr 2024
Microsoft 365
since Apr 2024
AI Crawlers
Doesn't name any of the 33 AI crawlers we track in its robots.txt. Catch-all rules (User-agent: *) restrict some paths for every crawler, AI or not. Checked Sep 2026.
- robots.txt found
- llms.txt not found
- ai.txt not found
AI Crawlers
No AI crawlers blocked
Audience
- 77% desktop
- 23% phone
United Kingdom
United States
Where the site's Chrome visitors come from, largest estimated audience first.
Open Page Rank
3.74 / 10 · ranked #743,929 of all domains
62 referring domains · OpenPageRank
Core Web Vitals
| LCP | 0.9 s |
| INP | 50 ms |
| CLS | 0 |
| TTFB | 400 ms |
Real user p75, Chrome UX Report, Aug 2026.
Page
- Language: English
- CDN: Cloudflare
- Weight: 4.6 MB · 49 requests
- Structured data: OpenGraph, Twitter Cards
Homepage as crawled by the HTTP Archive, Sep 2026.
Subdomains
| Host | Techs |
|---|---|
| qc.foundation | 15 |
| www.qc.foundation | 14 |
Full technology history →
Report an incorrect detection
Recent changes
- detected Cloudflare Stream Dec 2025
- detected Cloudflare Browser Insights Nov 2025
- dropped Express Nov 2025
- dropped Node.js Nov 2025