What powers stcsach.cz?
Last seen Oct 2026 · 24 technologies across 12 categories
Authentication
CMS
Databases
Font scripts
JavaScript libraries
Miscellaneous
Performance
Programming languages
Rich text editors
Web servers
WordPress plugins
WordPress themes
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 Oct 2026.
- robots.txt found
- llms.txt not found
- ai.txt not found
AI Crawlers
No AI crawlers blocked
Audience
Czechia
Where the site's Chrome visitors come from, largest estimated audience first.
Open Page Rank
1.83 / 10 · ranked #4,177,632 of all domains
5 referring domains · OpenPageRank
Core Web Vitals
| LCP | 1.4 s |
| INP | 75 ms |
| CLS | 0 |
| TTFB | 700 ms |
Real user p75, Chrome UX Report, Sep 2026.
Page
- Language: Czech
- Weight: 1.5 MB · 87 requests
- WordPress theme: astra · all themes
- Structured data: Microdata, OpenGraph, Twitter Cards
Homepage as crawled by the HTTP Archive, Oct 2026.
Infrastructure
- Hosted on IGNUM-AS Czech Republic (62.109.154.32)
- Email: onebit.cz
- Email security: no SPF record, DMARC monitor only, DNSSEC signed
- SSL: Let's Encrypt, RSA 2048, expires Nov 2026
- Common Crawl link graph: rank 26,182,719, 2 hosts
DNS records as swept Oct 2026, certificate as seen Oct 2026. How the web is hosted
Full technology history →
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Recent changes
- dropped Bootstrap Oct 2026
- detected Facebook Login Oct 2026
- dropped Gravatar Oct 2026
- detected Open Graph Oct 2026
- dropped Popper Oct 2026
- detected TinyMCE Sep 2026
- detected HTTP/3 Apr 2026
- detected Twitter Emoji (Twemoji) Dec 2025