What powers cofounder.co?
Last seen Aug 2026 · 23 technologies across 14 categories
Affiliate programs
Analytics
Development
Turbopack
since Nov 2025
Issue trackers
Sentry
since Oct 2025
JavaScript frameworks
JavaScript graphics
KaTeX
since Oct 2025
JavaScript libraries
Miscellaneous
Open Graph
since Oct 2025
Webpack
since Oct 2025
PaaS
Vercel
since Oct 2025
Performance
Priority Hints
since Oct 2025
Programming languages
Node.js
since Oct 2025
RUM
Datadog
since May 2026
Security
HSTS
since Oct 2025
UI frameworks
AI Crawlers
No robots.txt, so all AI crawlers are allowed by default. Checked Sep 2026.
- robots.txt not found
- llms.txt not found
- ai.txt not found
- Sep 2026 * removed from robots.txt
- Sep 2026 llms.txt removed
- Sep 2026 robots.txt removed
AI Crawlers
No robots.txt, all AI crawlers allowed
Audience
- 62% desktop
- 38% phone
United States
India
Canada
United Kingdom
France
Australia
Where the site's Chrome visitors come from, largest estimated audience first.
Open Page Rank
4.00 / 10 · ranked #565,286 of all domains
42 referring domains · OpenPageRank
Core Web Vitals
| LCP | 1.5 s |
| INP | 125 ms |
| CLS | 0 |
| TTFB | 500 ms |
Real user p75, Chrome UX Report, Aug 2026.
Page
- Language: English
- CDN: Vercel
- Weight: 1.8 MB · 61 requests
- Structured data: JSON-LD, OpenGraph, Twitter Cards
Homepage as crawled by the HTTP Archive, Sep 2026.
Subdomains
| Host | Techs |
|---|---|
| app.cofounder.co | 19 |
| cofounder.co | 15 |
| docs.cofounder.co | 13 |
Full technology history →
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Recent changes
- detected Amplitude Aug 2026
- detected Clickbank Jul 2026
- detected Rewardful Jul 2026
- dropped Cloudflare Jun 2026
- dropped GSAP Jun 2026
- dropped HTTP/3 Jun 2026
- dropped PWA Jun 2026
- dropped Render Jun 2026
- dropped Swiper Jun 2026
- dropped Vercel Analytics Jun 2026
- dropped Vercel Speed Insights Jun 2026
- detected Datadog May 2026
- detected Facebook Pixel May 2026
- detected Sentry May 2026
- detected Svelte May 2026
- dropped Sentry Apr 2026
- detected Turbopack Nov 2025