What powers 
schmachtl.cz?
Last seen Sep 2026 · 25 technologies across 16 categories
Advertising
Microsoft Advertising
since Mar 2025
Analytics
Google Analytics
since Jan 2019
Authentication
NextAuth.js
since Jul 2023
CDN
Cloudflare
since Nov 2023
Google Hosted Libraries
since Nov 2022
Cookie compliance
Font scripts
Google Font API
since Sep 2024
JavaScript frameworks
Next.js App Router
since Dec 2023
React
since Jun 2023
JavaScript libraries
Miscellaneous
Open Graph
since Jun 2023
Webpack
since Jun 2023
PaaS
Vercel
since Jun 2023
Performance
Priority Hints
since Nov 2023
Programming languages
Node.js
since Jun 2023
Security
Cloudflare Bot Management
since Nov 2023
HSTS
since Jun 2023
Tag managers
Google Tag Manager
since Jan 2019
UI frameworks
Headless UI
since Jun 2023
Tailwind CSS
since Jul 2023
Web servers
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
- Sep 2026 *: Restricted (was Allowed)
- Aug 2026 *: Allowed (was Restricted)
AI Crawlers
No AI crawlers blocked
Audience
- 52% phone
- 48% desktop
Czechia
Where the site's Chrome visitors come from, largest estimated audience first.
Open Page Rank
4.05 / 10 · ranked #535,586 of all domains
50 referring domains · OpenPageRank
Core Web Vitals
| LCP | 1.4 s |
| INP | 100 ms |
| CLS | 0 |
| TTFB | 300 ms |
Real user p75, Chrome UX Report, Sep 2026.
Page
- Language: English
- CDN: Vercel
- Weight: 10.3 MB · 182 requests
- Structured data: OpenGraph, Twitter Cards
Homepage as crawled by the HTTP Archive, Oct 2026.
Infrastructure
- Hosted on Amazon Web Services (76.76.21.21)
- DNS: forpsi.cz
- Email: schmachtl.cz
- Email security: SPF (hard fail), DMARC monitor only, DNSSEC signed
- SSL: Let's Encrypt, RSA 2048, expires Dec 2026
- Common Crawl link graph: rank 3,098,339, 8 hosts
DNS records as swept Oct 2026, certificate as seen Oct 2026. How the web is hosted
Subdomains
| Host | Techs |
|---|---|
| eshop.schmachtl.cz | 17 |
| www.schmachtl.cz | 14 |
| data.schmachtl.cz | 9 |
| portal.schmachtl.cz | 5 |