What powers slup.cz?
Last seen Sep 2026 · 9 technologies across 7 categories
CMS
JavaScript frameworks
JavaScript libraries
Miscellaneous
Programming languages
UI frameworks
Web servers
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
AI Crawlers
No AI crawlers blocked
Audience
- 75% phone
- 25% desktop
Czechia
Where the site's Chrome visitors come from, largest estimated audience first.
Open Page Rank
2.86 / 10 · ranked #1,859,213 of all domains
20 referring domains · OpenPageRank
Core Web Vitals
| LCP | 1.9 s |
| CLS | 0 |
Real user p75, Chrome UX Report, Aug 2026.
Page
- Language: Czech (Czechia)
- Weight: 2.9 MB · 63 requests
- Structured data: Microdata
Homepage as crawled by the HTTP Archive, Sep 2026.
Organisation
- Slup
- Country: Czech Republic
From Wikidata (CC0).
Infrastructure
- Hosted on IGNUM-AS Czech Republic (62.109.154.28, IPv6)
- DNS: onebit.cz
- Email: poda.cz
- Email security: SPF (soft fail), DMARC monitor only, DNSSEC signed
- SSL: Let's Encrypt, RSA 2048, expires Nov 2026
- Common Crawl link graph: rank 1,312,609, 2 hosts
DNS records as swept Sep 2026, certificate as seen Sep 2026. How the web is hosted
Full technology history →
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Recent changes
- detected HTTP/3 Apr 2026