What powers 
captainfact.io?
Last seen Sep 2026 · 26 technologies across 13 categories
Analytics
Cloudflare Browser Insights
since Nov 2025
CDN
Cloudflare
since Jan 2019
Mailgun
since Aug 2022
JavaScript frameworks
JavaScript libraries
Message boards
Miscellaneous
PaaS
Netlify
since Oct 2019
Programming languages
Security
HSTS
since Sep 2022
UI frameworks
Video players
YouTube
since Sep 2021
Web frameworks
Ruby on Rails
since Jan 2021
AI Crawlers
No robots.txt, so all AI crawlers are allowed by default. Checked Oct 2026.
- robots.txt not found
- llms.txt not found
- ai.txt not found
AI Crawlers
No robots.txt, all AI crawlers allowed
Audience
France
Where the site's Chrome visitors come from, largest estimated audience first.
Open Page Rank
3.60 / 10 · ranked #813,358 of all domains
37 referring domains · OpenPageRank
Core Web Vitals
| LCP | 2.6 s |
| INP | 125 ms |
| CLS | 0.15 |
| TTFB | 600 ms |
Real user p75, Chrome UX Report, Sep 2026.
Page
- Language: English
- CDN: Fastly
- Weight: 0.2 MB · 5 requests
Homepage as crawled by the HTTP Archive, Oct 2026.
Infrastructure
- Hosted on Fastly (185.199.108.153)
- DNS: Cloudflare DNS
- Email: Mailgun
- Email security: SPF (soft fail), DMARC monitor only
- SSL: Let's Encrypt, RSA 2048, expires Dec 2026
- Common Crawl link graph: rank 110,822, 6 hosts
- Verified with: Google
DNS records as swept Oct 2026, certificate as seen Oct 2026. How the web is hosted
Subdomains
| Host | Techs |
|---|---|
| captainfact.io | 20 |
| forum.captainfact.io | 12 |
Full technology history →
Report an incorrect detection
Recent changes
- detected Cloudflare Browser Insights Nov 2025