What powers jazykovky.cz?
Last seen Aug 2026 · 20 technologies across 13 categories
Advertising
Analytics
Authentication
CDN
Cookie compliance
JavaScript Frameworks
JavaScript libraries
Marketing automation
Miscellaneous
Security
Tag managers
Web Servers
Widgets
AI Crawlers
Restricts 5 of 33 AI crawlers we track by name in its robots.txt. Checked Sep 2026.
Training crawlers
- CCBot Restricted
- ClaudeBot Restricted
- GPTBot Restricted
Search and AI assistants
- Applebot Restricted
- PerplexityBot Restricted
The other 28 AI crawlers we track are not mentioned and only inherit the catch-all rules that apply to every crawler.
- robots.txt found
- llms.txt not found
- ai.txt not found
- Sep 2026 applebot added to robots.txt
AI Crawlers
5 of 33 AI crawlers restricted
Audience
- 65% phone
- 35% desktop
Czechia
Where the site's Chrome visitors come from, largest estimated audience first.
Open Page Rank
3.81 / 10 · ranked #711,819 of all domains
41 referring domains · OpenPageRank
Core Web Vitals
| LCP | 2.4 s |
| INP | 275 ms |
| CLS | 0.05 |
| TTFB | 1500 ms |
Real user p75, Chrome UX Report, Aug 2026.
Page
- Weight: 2.0 MB · 149 requests
- Structured data: JSON-LD, OpenGraph
Homepage as crawled by the HTTP Archive, Sep 2026.
Organisation
- Jazykovky.cz
- Profiles: Facebook
From the homepage's own structured data (Sep 2026).
Infrastructure
- Hosted on FORTION (185.175.84.207)
- DNS: fortion.cz
- Email: fortion.net
- Email security: no SPF record, no DMARC record
- SSL: Let's Encrypt, RSA 2048, expires Dec 2026
- Common Crawl link graph: rank 3,072,583, 4 hosts
DNS records as swept Sep 2026, certificate as seen Sep 2026. How the web is hosted
Full technology history →
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Recent changes
- detected AngularJS Jul 2026
- detected cdnjs Jul 2026
- detected Cloudflare Jul 2026
- detected Cloudflare Bot Management Jul 2026
- detected core-js Jul 2026
- detected Facebook Login Jul 2026
- detected Facebook Pixel Jul 2026
- detected Google Analytics Jul 2026
- detected Google Hosted Libraries Jul 2026
- detected Google Tag Manager Jul 2026
- detected jQuery Jul 2026
- detected jQuery UI Jul 2026
- detected Nginx Jul 2026
- detected Open Graph Jul 2026
- detected Osano Jul 2026
- detected prettyPhoto Jul 2026
- detected reCAPTCHA Jul 2026
- detected Sendinblue Jul 2026
- detected Twitter Jul 2026
- detected Twitter Ads Jul 2026
- detected Cloudflare Bot Management May 2026
- dropped Cloudflare Bot Management Nov 2025