What powers 
ossolineum.pl?
Last seen Sep 2026 · 62 technologies across 27 categories
Accessibility
Analytics
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Digital asset management
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JavaScript frameworks
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AI Crawlers
Doesn't mention any of the 33 AI crawlers we track in its robots.txt; all are allowed by default. Checked Oct 2026. A recent check saw a policy file missing; awaiting confirmation.
- robots.txt found
- llms.txt not found
- ai.txt not found
- Aug 2026 *: Allowed (was Restricted)
- Aug 2026 *: Restricted (was Allowed)
Top search keywords
| Keyword | Position | Est. monthly visits |
|---|---|---|
| ossolineum | #2 | 11 |
| ossolineum | #4 | 5 |
| ossolineum institute | #3 | 3 |
| chopw | #17 | 0 |
| ossolineum | #96 | 0 |
| ossolineum | #88 | 0 |
| profesor dudek | #22 | 0 |
| jan nowak jezioraski | #42 | 0 |
| jan nowak | #33 | 0 |
| lewak | #87 | 0 |
The site's top keywords in Google (US), with the visits each one is estimated to bring per month.
Top backlinks
Top links pointing at the site, one per source domain, strongest first. The anchor text opens the page carrying the link.
AI Crawlers
No AI crawlers blocked
Audience
- 74% phone
- 26% desktop
Poland
Where the site's Chrome visitors come from, largest estimated audience first.
Open Page Rank
6.25 / 10 · ranked #92,959 of all domains
218 referring domains · OpenPageRank
Search traffic
19 est. monthly organic visits (US)
10 keywords in Google's top 30
Core Web Vitals
| LCP | 2.1 s |
| INP | 75 ms |
| CLS | 0 |
| TTFB | 1600 ms |
Real user p75, Chrome UX Report, Aug 2026.
Page
- Weight: 0.0 MB · 2 requests
Homepage as crawled by the HTTP Archive, Sep 2026.
Similar sites
- foei.org 3 shared
navantia.es 3 shared
icam.es 3 shared
Closest technology stacks among the highest-authority sites we track; "shared" counts the distinctive technologies in common.
Organisation
- Ossolineum (Ossoliński National Institute on Wikidata)
- Founded: 1817
- Country: Poland
From the homepage's own structured data (Sep 2026) and Wikidata (CC0).
Infrastructure
- Registered Nov 2001 (24 years) via Consulting Service Sp. z o.o., renews Oct 2026
- Hosted on CF-GDA (185.201.115.197)
- DNS: ossolineum.pl
- Email: Google Workspace
- Email security: SPF (hard fail), DMARC monitor only
- SSL: Certum, RSA 4096, wildcard, expires Feb 2027
- Common Crawl link graph: rank 529,334, 27 hosts
- Verified with: Dropbox, Google, Microsoft 365
DNS records as swept Oct 2026, certificate as seen Oct 2026, registration from the registry's RDAP service. How the web is hosted
Subdomains
| Host | Techs |
|---|---|
| wydawnictwo.ossolineum.pl | 27 |
| muzeumpanatadeusza.ossolineum.pl | 25 |
| biblioteka.ossolineum.pl | 24 |
| muzeumksiazatlubomirskich.ossolineum.pl | 24 |
| www.ossolineum.pl | 24 |
| ossolineum.pl | 18 |
| zlotaepoka.ossolineum.pl | 14 |
| epracownik2.ossolineum.pl | 12 |
| virtua2019.ossolineum.pl | 7 |
| bilety.ossolineum.pl | 6 |
| dbs.ossolineum.pl | 6 |
| katalogi.ossolineum.pl | 6 |
Full technology history →
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Recent changes
- dropped Google Analytics for WooCommerce Sep 2026
- dropped reCAPTCHA Aug 2026
- detected Google Analytics for WooCommerce Jul 2026
- detected Cloudflare Turnstile May 2026
- detected React May 2026