What powers thuvien.org?
Last seen Aug 2026 · 5 technologies across 5 categories
Analytics
Umami
since Apr 2025
CDN
Cloudflare
since Nov 2024
Programming languages
Ruby
since Jun 2024
Security
HSTS
since Dec 2024
Web frameworks
Ruby on Rails
since Jun 2024
AI Crawlers
Doesn't mention any of the 33 AI crawlers we track in its robots.txt; all are allowed by default. Checked Aug 2026.
- robots.txt found
- llms.txt not found
- ai.txt not found
AI Crawlers
No AI crawlers blocked
Audience
- 64% desktop
- 36% phone
United States
Vietnam
Where the site's Chrome visitors come from, largest estimated audience first.
Open Page Rank
0.88 / 10 · ranked #14,933,965 of all domains
3 referring domains · OpenPageRank
Core Web Vitals
| LCP | 1.9 s |
| CLS | 0 |
| TTFB | 900 ms |
Real user p75, Chrome UX Report, Aug 2026.
Page
- Weight: 1.4 MB · 11 requests
Homepage as crawled by the HTTP Archive, Sep 2026.
Infrastructure
- Hosted on DigitalOcean (152.42.174.24)
- DNS: Cloudflare DNS
- Email: no MX record returned
- SSL: Let's Encrypt, ECDSA P256, expires Nov 2026
- Common Crawl link graph: rank 9,174,294, 6 hosts
DNS records as swept Sep 2026, certificate as seen Sep 2026. How the web is hosted
Full technology history →
Report an incorrect detection
Recent changes
- dropped Cloudflare Browser Insights Aug 2026
- dropped HTTP/3 Aug 2026
- detected Cloudflare Browser Insights Nov 2025
- dropped Heroku Oct 2025