What powers renju.net?

Last seen Sep 2026 · 23 technologies across 15 categories

Analytics

Google Analytics vUA
since Jun 2022

Caching

Varnish
since Jan 2023

CDN

Fastly
since Jan 2023

CMS

Sanity
since Sep 2026

Development

Turbopack
since Sep 2026

JavaScript frameworks

Next.js v16.2.6
since Sep 2026
Next.js App Router
since Sep 2026
React
since Sep 2026

JavaScript libraries

jQuery v3.6.0
since Jun 2022

Miscellaneous

Open Graph
since Sep 2026
Webpack
since Sep 2026

Operating systems

Ubuntu
since Oct 2025

PaaS

GitHub Pages
since Jan 2023
Netlify
since Sep 2026

Performance

Priority Hints
since Sep 2026

Programming languages

Node.js
since Sep 2026

Security

HSTS
since Sep 2026

UI frameworks

Base UI
since Sep 2026
Bootstrap v4.3.1
since Jun 2022
Tailwind CSS
since Sep 2026

Web servers

Apache HTTP Server v2.4.58
since Jun 2022

AI Crawlers

No robots.txt, so all AI crawlers are allowed by default. Checked Oct 2026.

  • robots.txt not found
  • llms.txt not found
  • ai.txt not found
  • Oct 2026 * removed from robots.txt
  • Oct 2026 applebot removed from robots.txt
  • Oct 2026 gptbot removed from robots.txt
  • Oct 2026 robots.txt removed

See who blocks each AI crawler across the web

AI Crawlers

No robots.txt, all AI crawlers allowed

Full breakdown

Audience

  • 58% phone
  • 42% desktop
  • South Korea

Where the site's Chrome visitors come from, largest estimated audience first.

Open Page Rank

2.81 / 10 · ranked #1,947,719 of all domains

22 referring domains · OpenPageRank

Core Web Vitals

LCP1.3 s
INP50 ms
CLS0
TTFB1200 ms

Real user p75, Chrome UX Report, Sep 2026.

Page

  • Weight: 0.5 MB · 50 requests

Homepage as crawled by the HTTP Archive, Oct 2026.

Organisation

  • Renju International Federation
  • Founded: 1988

From Wikidata (CC0).

Infrastructure

  • Hosted on DigitalOcean (167.99.206.146)
  • DNS: dnchosting.com
  • Email: no MX record returned
  • Email security: SPF (soft fail)
  • SSL: Let's Encrypt, RSA 2048, expires Jan 2027
  • Common Crawl link graph: rank 1,345,843, 7 hosts
  • Verified with: Google

DNS records as swept Oct 2026, certificate as seen Oct 2026. How the web is hosted

Subdomains

HostTechs
twc2026.renju.net 14
gomokurating.renju.net 5
rating.renju.net 5
www.renju.net 5

Full technology history →
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Recent changes

  • dropped PHP Jun 2026

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