What powers elcentro.cz?
Last seen Sep 2026 · 9 technologies across 5 categories
Analytics
Google Analytics
since Sep 2020
Font scripts
Font Awesome
since Sep 2020
Google Font API
since Sep 2020
JavaScript libraries
Miscellaneous
HTTP/3
since Oct 2025
Open Graph
since Sep 2022
UI frameworks
AI Crawlers
robots.txt could not be read at the last check (Sep 2026), so its policy is unknown.
- robots.txt not checked
- llms.txt not checked
- ai.txt not checked
AI Crawlers
Policy unknown
Audience
- 100% phone
Czechia
Where the site's Chrome visitors come from, largest estimated audience first.
Open Page Rank
1.51 / 10 · ranked #6,453,302 of all domains
5 referring domains · OpenPageRank
Core Web Vitals
| LCP | 2.2 s |
| INP | 100 ms |
| CLS | 0.05 |
| TTFB | 500 ms |
Real user p75, Chrome UX Report, Aug 2026.
Page
- Weight: 32.8 MB · 42 requests
- Structured data: OpenGraph
Homepage as crawled by the HTTP Archive, Sep 2026.
Infrastructure
- Hosted on INTERNET-CZ Ktis 2, 384 03 Ktis (81.2.194.244)
- DNS: forpsi.cz
- Email: forpsi.com
- Email security: no SPF record, no DMARC record, DNSSEC signed
- Common Crawl link graph: rank 8,045,664, 3 hosts
DNS records as swept Sep 2026. How the web is hosted
Full technology history →
Report an incorrect detection
Recent changes
- detected HTTP/3 Apr 2026
- dropped HSTS Mar 2026
- dropped HTTP/3 Dec 2025
- dropped Apache HTTP Server Nov 2025