What powers 
zdarskevrchy.cz?
Last seen Aug 2026 · 20 technologies across 13 categories
Advertising
Google AdSense
since Jan 2023
Analytics
Google Analytics
since Nov 2021
Snowplow Analytics
since Nov 2025
Authentication
Facebook Login
since Nov 2021
CDN
cdnjs
since Nov 2021
Cloudflare
since May 2022
Cookie compliance
Funding Choices
since Feb 2024
Font scripts
Font Awesome
since Nov 2021
Google Font API
since Nov 2021
JavaScript libraries
Miscellaneous
Programming languages
PHP
since Nov 2021
Security
Cloudflare Bot Management
since Dec 2024
reCAPTCHA
since Jan 2023
Tag managers
Google Tag Manager
since Nov 2021
UI frameworks
Web servers
Apache HTTP Server
since Nov 2021
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 checked
- ai.txt not checked
AI Crawlers
No AI crawlers blocked
Audience
- 88% phone
- 12% desktop
Czechia
Where the site's Chrome visitors come from, largest estimated audience first.
Open Page Rank
3.94 / 10 · ranked #618,129 of all domains
40 referring domains · OpenPageRank
Core Web Vitals
| LCP | 2.2 s |
| INP | 200 ms |
| CLS | 0.15 |
| TTFB | 1300 ms |
Real user p75, Chrome UX Report, Aug 2026.
Page
- Language: Czech
- Weight: 5.6 MB · 333 requests
Homepage as crawled by the HTTP Archive, Sep 2026.
Infrastructure
- Hosted on SATT-AS (31.31.233.60)
- DNS: regzone.cz
- Email: mups.cz
- Email security: SPF (hard fail), DMARC reject, DNSSEC signed
- SSL: Let's Encrypt, RSA 4096, expires Oct 2026
- Common Crawl link graph: rank 841,698, 2 hosts
DNS records as swept Sep 2026, certificate as seen Sep 2026. How the web is hosted
Subdomains
| Host | Techs |
|---|---|
| zdarskevrchy.cz | 20 |
| www.zdarskevrchy.cz | 18 |
Full technology history →
Report an incorrect detection
Recent changes
- detected Cloudflare Bot Management Jul 2026
- detected Snowplow Analytics Jul 2026
- dropped Snowplow Analytics Jan 2026
- detected Snowplow Analytics Nov 2025
- dropped Microsoft ASP.NET Oct 2025