What powers obc.opole.pl?

Last seen Aug 2026 · 16 technologies across 8 categories

Authentication

Google Sign-in
since Apr 2026

JavaScript frameworks

Emotion
since Apr 2026
Next.js v15.2.3
since Apr 2026
React
since Apr 2026

JavaScript libraries

Apollo v3.11.8
since Apr 2026

Miscellaneous

Open Graph
since Dec 2022
PWA
since Apr 2026
Webpack
since Apr 2026

Programming languages

GraphQL
since Apr 2026
Java
since Feb 2020
Node.js
since Apr 2026
TypeScript
since Apr 2026

Security

HSTS
since Apr 2026

UI frameworks

MUI
since Apr 2026

Web servers

Nginx
since Apr 2026
OpenResty
since Apr 2026

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

  • 63% desktop
  • 37% phone
  • Poland

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

Open Page Rank

4.40 / 10 · ranked #418,101 of all domains

80 referring domains · OpenPageRank

Core Web Vitals

LCP2.5 s
INP75 ms
CLS0.35
TTFB800 ms

Real user p75, Chrome UX Report, Aug 2026.

Page

  • Language: Polish
  • Weight: 11.9 MB · 90 requests
  • Structured data: OpenGraph

Homepage as crawled by the HTTP Archive, Sep 2026.

Infrastructure

  • Hosted on POZMAN POZMAN-EDU (150.254.165.239)
  • DNS: uni.opole.pl
  • Email: OVHcloud
  • Email security: no SPF record, no DMARC record
  • SSL: Let's Encrypt, ECDSA P256, expires Nov 2026
  • Common Crawl link graph: rank 681,796, 3 hosts

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

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