What powers pragueopenair.cz?
Last seen Aug 2026 · 42 technologies across 19 categories
Analytics
Google Analytics
since May 2023
CDN
cdnjs
since May 2023
Cloudflare
since May 2023
CMS
Databases
MySQL
since May 2023
Font scripts
Google Font API
since May 2023
Twitter Emoji (Twemoji)
since Mar 2026
Issue trackers
Sentry
since May 2025
JavaScript frameworks
JavaScript libraries
Miscellaneous
Mobile frameworks
PaaS
Vercel
since May 2025
Page builders
wpBakery
since May 2023
Photo galleries
Programming languages
Security
Cloudflare Bot Management
since May 2025
HSTS
since May 2025
Tag managers
Google Tag Manager
since May 2023
UI frameworks
Radix UI
since May 2025
Tailwind CSS
since May 2025
Web servers
Nginx
since Mar 2026
WordPress plugins
EventOn
since May 2023
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
- 82% phone
- 18% desktop
Czechia
Slovakia
Where the site's Chrome visitors come from, largest estimated audience first.
Open Page Rank
3.49 / 10 · ranked #907,340 of all domains
39 referring domains · OpenPageRank
Core Web Vitals
| LCP | 2.5 s |
| INP | 100 ms |
| CLS | 0 |
| TTFB | 1300 ms |
Real user p75, Chrome UX Report, Aug 2026.
Page
- Language: Czech
- Weight: 3.4 MB · 111 requests
- WordPress theme: slide · all themes
- Structured data: JSON-LD, Microdata, OpenGraph, Twitter Cards
Homepage as crawled by the HTTP Archive, Aug 2026.
Subdomains
| Host | Techs |
|---|---|
| www.pragueopenair.cz | 30 |
| vstupenky.pragueopenair.cz | 17 |
Full technology history →
Report an incorrect detection
Recent changes
- detected Cloudflare Bot Management May 2026
- dropped Apache HTTP Server Apr 2026
- detected Nginx Mar 2026
- detected Twitter Emoji (Twemoji) Mar 2026
- dropped Cloudflare Bot Management Dec 2025