What powers duel.win?

Last seen Jul 2026 · 21 technologies across 14 categories

Analytics

CDN

cdnjs
since May 2024
Cloudflare
since Apr 2023

Databases

Firebase
since May 2024

Documentation

GitBook
since Apr 2023

Font scripts

Google Font API
since Apr 2023

Issue trackers

Sentry
since Apr 2023

JavaScript frameworks

Next.js v16.2.6
since May 2024
Next.js App Router
since May 2024
React
since Apr 2023

Miscellaneous

HTTP/3
since Nov 2023
Open Graph
since May 2024
PWA
since Apr 2023
RSS
since Jul 2026
Webpack
since May 2024

PaaS

Vercel
since Jul 2026

Performance

Priority Hints
since May 2024

Programming languages

Node.js
since May 2024

Security

HSTS
since Apr 2023

UI frameworks

Tailwind CSS
since Jul 2024

Webmail

Google Workspace
since Apr 2023

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

See who blocks each AI crawler across the web

AI Crawlers

No AI crawlers blocked

Full breakdown

Open Page Rank

0.79 / 10 · ranked #16,894,636 of all domains

3 referring domains · OpenPageRank

Subdomains

HostTechs
docs.duel.win 15
duel.win 10
links.duel.win 9

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