What powers einundzwanzig.dev?
Last seen Jul 2026 · 8 technologies across 6 categories
CDN
Cloudflare
since Jul 2026
PaaS
Fly.io
since Jul 2026
Programming languages
Security
HSTS
since Jul 2026
UI frameworks
Tailwind CSS
since Jul 2026
Web frameworks
Phoenix Framework
since Jul 2026
Phoenix LiveView
since Jul 2026
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
Open Page Rank
0.93 / 10 · ranked #14,051,317 of all domains
3 referring domains · OpenPageRank