What powers spinbet.cz?

Last seen Sep 2026 · 9 technologies across 6 categories

JavaScript frameworks

React
since Aug 2026

Miscellaneous

HTTP/3
since Aug 2025
Open Graph
since Aug 2025
PWA
since Aug 2025

Performance

Priority Hints
since Sep 2026

Security

HSTS
since Aug 2026

UI frameworks

Base UI
since Aug 2026
Tailwind CSS
since Aug 2026

Web servers

LiteSpeed
since Aug 2025

AI Crawlers

Doesn't name any of the 33 AI crawlers we track in its robots.txt. Catch-all rules (User-agent: *) restrict some paths for every crawler, AI or not. Checked Sep 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

Audience

  • Czechia

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

Open Page Rank

1.61 / 10 · ranked #5,593,155 of all domains

4 referring domains · OpenPageRank

Core Web Vitals

LCP1.6 s
INP125 ms
CLS0.2
TTFB500 ms

Real user p75, Chrome UX Report, Aug 2026.

Page

  • Language: Czech (Czechia)
  • Weight: 0.5 MB · 19 requests
  • Structured data: JSON-LD, OpenGraph, Twitter Cards

Homepage as crawled by the HTTP Archive, Sep 2026.

Organisation

  • SpinBet.cz

From the homepage's own structured data (Sep 2026).

Infrastructure

  • Hosted on COOLHOUSING-AS Vinohradska 190 (87.236.196.161)
  • DNS: gransy.com
  • Email: exon.io
  • Email security: SPF (soft fail), DMARC monitor only
  • SSL: Let's Encrypt, RSA 2048, expires Nov 2026
  • Common Crawl link graph: rank 38,569,692
  • Verified with: Google

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

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