What powers dsfrantiskov.cz?
Last seen Oct 2026 · 7 technologies across 7 categories
CDN
jsDelivr
since Jan 2024
JavaScript libraries
Lightbox
since Aug 2022
Programming languages
Python
since Aug 2022
Security
HSTS
since Sep 2022
UI frameworks
Web frameworks
Django
since Aug 2022
Web servers
gunicorn
since Nov 2025
AI Crawlers
robots.txt could not be read at the last check (Oct 2026), so its policy is unknown.
- robots.txt not checked
- llms.txt not checked
- ai.txt not checked
AI Crawlers
Policy unknown
Audience
Czechia
Where the site's Chrome visitors come from, largest estimated audience first.
Open Page Rank
1.30 / 10 · ranked #8,665,856 of all domains
3 referring domains · OpenPageRank
Core Web Vitals
| LCP | 0.7 s |
| INP | 50 ms |
| CLS | 0 |
| TTFB | 300 ms |
Real user p75, Chrome UX Report, Sep 2026.
Page
- Language: Czech
- Weight: 3.3 MB · 33 requests
Homepage as crawled by the HTTP Archive, Oct 2026.
Infrastructure
- Hosted on INTERNET-CZ Ktis 2, 384 03 Ktis (81.2.235.36)
- DNS: forpsi.cz
- Email: dsfrantiskov.cz
- Email security: no SPF record, no DMARC record, DNSSEC signed
- Common Crawl link graph: rank 33,745,924
DNS records as swept Oct 2026. How the web is hosted
Full technology history →
Report an incorrect detection
Recent changes
- dropped AlmaLinux Dec 2025
- dropped Apache HTTP Server Dec 2025
- dropped mod_wsgi Dec 2025
- dropped OpenSSL Dec 2025