What powers sjholeckova.cz?
Last seen Sep 2026 · 9 technologies across 8 categories
Comment systems
Ecommerce
Cart Functionality
since Nov 2024
Maps
Miscellaneous
Open Graph
since Nov 2022
PWA
since Nov 2024
Programming languages
PHP
since May 2019
Web frameworks
Nette Framework
since May 2019
Web servers
Apache HTTP Server
since May 2019
Webmail
Microsoft 365
since Oct 2024
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 found
- ai.txt not found
AI Crawlers
No AI crawlers blocked
Audience
- 100% phone
Czechia
Where the site's Chrome visitors come from, largest estimated audience first.
Open Page Rank
1.76 / 10 · ranked #4,569,472 of all domains
4 referring domains · OpenPageRank
Core Web Vitals
| LCP | 1.2 s |
| INP | 100 ms |
| CLS | 0 |
| TTFB | 700 ms |
Real user p75, Chrome UX Report, Sep 2026.
Page
- Language: Czech
- Weight: 0.6 MB · 20 requests
- Structured data: OpenGraph, Twitter Cards
Homepage as crawled by the HTTP Archive, Oct 2026.
Infrastructure
- Hosted on SUPERNETWORK _ (46.234.101.9)
- DNS: gransy.com
- Email: Microsoft 365
- Email security: SPF (hard fail), no DMARC record
- SSL: Let's Encrypt, ECDSA P256, expires Jan 2027
- Common Crawl link graph: rank 83,010,476, 2 hosts
DNS records as swept Oct 2026, certificate as seen Oct 2026. How the web is hosted