What powers crossed-keys.org?
Last seen Sep 2026 · 18 technologies across 10 categories
Analytics
Plausible
since Sep 2025
Caching
Varnish
since Mar 2026
CDN
cdnjs
since Mar 2026
Cloudflare
since Sep 2025
Fastly
since Mar 2026
jsDelivr
since Mar 2026
Unpkg
since Mar 2026
Font scripts
Google Font API
since Mar 2026
JavaScript frameworks
Miscellaneous
HTTP/3
since Sep 2025
Open Graph
since Sep 2025
PaaS
GitHub Pages
since Mar 2026
Payment processors
Stripe
since Sep 2025
Programming languages
Ruby
since Mar 2026
Static site generator
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
AI Crawlers
No AI crawlers blocked
Audience
United Kingdom
Where the site's Chrome visitors come from, largest estimated audience first.
Open Page Rank
0.23 / 10 · ranked #75,401,018 of all domains
0 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: Fastly
- Weight: 0.3 MB · 18 requests
- Structured data: JSON-LD, OpenGraph, Twitter Cards
Homepage as crawled by the HTTP Archive, Sep 2026.
Infrastructure
- DNS: Cloudflare DNS
- Email: Cloudflare Email Routing
- Email security: SPF (soft fail), DMARC monitor only, DNSSEC signed
- SSL: Let's Encrypt, RSA 2048, expires Dec 2026
- Common Crawl link graph: rank 117,768,687, 7 hosts
- Verified with: Google, Stripe, Zoho
DNS records as swept Sep 2026, certificate as seen Sep 2026. How the web is hosted
Subdomains
| Host | Techs |
|---|---|
| crossed-keys.org | 15 |
| app.crossed-keys.org | 8 |
Full technology history →
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Recent changes
- dropped Caddy Sep 2026
- dropped core-js Sep 2026
- dropped TornadoServer Sep 2026