What powers 
harfasport.cz?
Last seen Sep 2026 · 22 technologies across 14 categories
Analytics
Caching
Font scripts
JavaScript frameworks
JavaScript libraries
Miscellaneous
Operating systems
Programming languages
Security
Tag managers
UI frameworks
Web frameworks
Web servers
AI Crawlers
Blocks 2 of 33 AI crawlers we track by name in its robots.txt. Checked Sep 2026.
Training crawlers
- ImagesiftBot Blocked
- Webzio-Extended Blocked
The other 31 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
AI Crawlers
2 of 33 AI crawlers blocked
Audience
- 70% phone
- 28% desktop
- 2% tablet
Czechia
Where the site's Chrome visitors come from, largest estimated audience first.
Open Page Rank
3.72 / 10 · ranked #753,890 of all domains
36 referring domains · OpenPageRank
Core Web Vitals
| LCP | 1.7 s |
| INP | 225 ms |
| CLS | 0 |
| TTFB | 1000 ms |
Real user p75, Chrome UX Report, Aug 2026.
Page
- Weight: 1.5 MB · 160 requests
- Structured data: JSON-LD, OpenGraph, Twitter Cards
Homepage as crawled by the HTTP Archive, Sep 2026.
Infrastructure
- Hosted on TLAP-ZCOM (185.250.235.88)
- DNS: websupport.cz
- Email: websupport.cz
- Email security: SPF (soft fail), DMARC quarantine, DNSSEC signed
- SSL: Sectigo, RSA 2048, expires Jan 2027
- Common Crawl link graph: rank 9,010,051, 6 hosts
- Verified with: Google, Meta Business, Microsoft 365
DNS records as swept Sep 2026, certificate as seen Sep 2026. How the web is hosted
Subdomains
| Host | Techs |
|---|---|
| pujcovna.harfasport.cz | 16 |
| www.harfasport.cz | 9 |
Full technology history →
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Recent changes
- detected SparkPost Mar 2026
- detected Font Awesome Feb 2026
- detected Open Graph Feb 2026