What powers 
panoramas.cz?
Last seen Sep 2026 · 6 technologies across 6 categories
Font scripts
Google Font API
since Apr 2023
JavaScript libraries
Lightbox
since Apr 2023
Miscellaneous
PWA
since Apr 2023
Programming languages
PHP
since Aug 2022
UI frameworks
Bootstrap
since Aug 2022
Web servers
Apache HTTP Server
since Aug 2022
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.
- robots.txt found
- llms.txt not checked
- ai.txt not checked
AI Crawlers
No AI crawlers blocked
Audience
Czechia
Where the site's Chrome visitors come from, largest estimated audience first.
Open Page Rank
3.47 / 10 · ranked #925,922 of all domains
27 referring domains · OpenPageRank
Core Web Vitals
| LCP | 0.4 s |
| CLS | 0 |
| TTFB | 100 ms |
Real user p75, Chrome UX Report, Aug 2026.
Page
- Weight: 5.5 MB · 28 requests
Homepage as crawled by the HTTP Archive, Sep 2026.
Infrastructure
- Hosted on GREENDATA (109.248.251.154)
- DNS: web4u.cz
- Email: Seznam Email
- Email security: SPF (soft fail), DMARC monitor only, DNSSEC signed
- SSL: Let's Encrypt, RSA 2048, expires Nov 2026
- Common Crawl link graph: rank 19,221,079, 6 hosts
- Verified with: Google
DNS records as swept Oct 2026, certificate as seen Oct 2026. How the web is hosted