What powers stac.dev?
Last seen Sep 2026 · 30 technologies across 18 categories
Analytics
Cloudflare Browser Insights
since Feb 2026
Google Analytics
since Apr 2025
Authentication
Google Sign-in
since Nov 2025
CDN
Cloudflare
since Dec 2025
Databases
Firebase
since Apr 2025
Development
Turbopack
since Aug 2026
Documentation
Font scripts
Google Font API
since Mar 2025
Hosting
GoDaddy
since Mar 2025
JavaScript frameworks
Miscellaneous
HTTP/3
since Mar 2025
Open Graph
since Mar 2025
PWA
since Apr 2025
RSS
since Apr 2025
Webpack
since Mar 2025
PaaS
Vercel
since Oct 2025
Performance
Priority Hints
since Mar 2025
Programming languages
Security
HSTS
since Mar 2025
Static site generator
UI frameworks
Video players
YouTube
since Nov 2025
Webmail
Google Workspace
since Jun 2025
AI Crawlers
Doesn't mention any of the 33 AI crawlers we track in its robots.txt; all are allowed by default. Checked Sep 2026.
- robots.txt found
- llms.txt not found
- ai.txt not found
- Sep 2026 bytespider removed from robots.txt
- Sep 2026 amazonbot removed from robots.txt
- Sep 2026 applebot-extended removed from robots.txt
- Sep 2026 meta-externalagent removed from robots.txt
- Sep 2026 ccbot removed from robots.txt
- Sep 2026 claudebot removed from robots.txt
AI Crawlers
No AI crawlers blocked
Open Page Rank
2.17 / 10 · ranked #3,157,624 of all domains
7 referring domains · OpenPageRank
Page
- CDN: Cloudflare, Fastly
- Weight: 5.9 MB · 76 requests
- Structured data: JSON-LD, OpenGraph, Twitter Cards
Homepage as crawled by the HTTP Archive, Sep 2026.
Organisation
From the homepage's own structured data (Sep 2026).
Infrastructure
- Hosted on Cloudflare (104.21.41.212, IPv6)
- DNS: Cloudflare DNS
- Email: no MX record returned
- Email security: SPF (soft fail)
- SSL: Google Trust Services, ECDSA P256, wildcard, expires Nov 2026
- Common Crawl link graph: rank 7,638,786, 4 hosts
- Verified with: Google
DNS records as swept Sep 2026, certificate as seen Sep 2026. How the web is hosted
Subdomains
| Host | Techs |
|---|---|
| docs.stac.dev | 16 |
| stac.dev | 14 |
| console.stac.dev | 12 |
| flowui.stac.dev | 10 |
| playground.stac.dev | 10 |
Full technology history →
Report an incorrect detection
Recent changes
- dropped Radix UI Sep 2026
- dropped shadcn/ui Aug 2026
- dropped Cloudflare Bot Management Mar 2026
- dropped Product Hunt Mar 2026
- detected Cloudflare Browser Insights Feb 2026
- detected shadcn/ui Feb 2026
- detected Cloudflare Bot Management Jan 2026
- dropped KaTeX Jan 2026
- dropped Amazon ALB Dec 2025
- dropped Amazon Web Services Dec 2025
- detected Cloudflare Dec 2025
- dropped core-js Dec 2025
- detected Product Hunt Dec 2025
- dropped Trustpilot Dec 2025
- dropped Docusaurus Nov 2025
- dropped Netlify Nov 2025
- detected YouTube Nov 2025
- detected Amazon ALB Oct 2025
- detected Amazon Web Services Oct 2025
- detected core-js Oct 2025
- detected KaTeX Oct 2025
- detected Next.js Oct 2025
- detected Next.js App Router Oct 2025
- detected Node.js Oct 2025
- detected Priority Hints Oct 2025
- detected Radix UI Oct 2025
- detected Tailwind CSS Oct 2025
- detected Trustpilot Oct 2025
- detected Vercel Oct 2025