What powers 
energy-hub.cz?
Last seen Aug 2026 · 18 technologies across 13 categories
Analytics
Google Analytics
since Aug 2022
Font scripts
Google Font API
since Aug 2022
Hosting panels
Plesk
since Aug 2022
JavaScript frameworks
JavaScript graphics
Chart.js
since Aug 2022
JavaScript libraries
Miscellaneous
Programming languages
Security
reCAPTCHA
since Sep 2023
UI frameworks
Web frameworks
Laravel
since Aug 2022
Web servers
Nginx
since Aug 2022
Webmail
Microsoft 365
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 Sep 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
3.52 / 10 · ranked #875,708 of all domains
41 referring domains · OpenPageRank
Core Web Vitals
| LCP | 2.3 s |
| CLS | 0 |
| TTFB | 1300 ms |
Real user p75, Chrome UX Report, Aug 2026.
Page
- Language: Czech
- Weight: 2.9 MB · 39 requests
- Structured data: OpenGraph, Twitter Cards
Homepage as crawled by the HTTP Archive, Sep 2026.
Infrastructure
- Hosted on HOST-TELECOM (176.74.218.200, IPv6)
- DNS: wedos.com
- Email: Microsoft 365
- Email security: SPF (hard fail), DMARC monitor only
- SSL: Let's Encrypt, RSA 2048, expires Nov 2026
- Common Crawl link graph: rank 2,662,238, 3 hosts
- Verified with: Google, Microsoft 365
DNS records as swept Sep 2026, certificate as seen Sep 2026. How the web is hosted
Subdomains
| Host | Techs |
|---|---|
| energy-hub.cz | 18 |
| www.energy-hub.cz | 18 |