What powers 
postershop.cz?
Last seen Oct 2026 · 16 technologies across 11 categories
Analytics
CDN
Font scripts
JavaScript libraries
Miscellaneous
Operating systems
Programming languages
Security
Tag managers
Web frameworks
Web servers
AI Crawlers
Doesn't name any of the 33 AI crawlers we track in its robots.txt. Catch-all rules (User-agent: *) restrict some paths for every crawler, AI or not. Checked Nov 2026.
- robots.txt found
- llms.txt not found
- ai.txt not found
Content Signals:
search=yes ai-train=no declared in robots.txt
- Oct 2026 Content Signals changed
AI Crawlers
No AI crawlers blocked
Standards: Content Signals
Audience
- 80% phone
- 17% desktop
- 3% tablet
Czechia
Where the site's Chrome visitors come from, largest estimated audience first.
Open Page Rank
3.87 / 10 · ranked #680,422 of all domains
61 referring domains · OpenPageRank
Core Web Vitals
| LCP | 2.2 s |
| INP | 175 ms |
| CLS | 0.05 |
| TTFB | 1500 ms |
Real user p75, Chrome UX Report, Sep 2026.
Page
- Language: Czech
- Weight: 2.8 MB · 61 requests
- Structured data: OpenGraph
Homepage as crawled by the HTTP Archive, Oct 2026.
Infrastructure
- Hosted on SHOPTET Shoptet, a.s. (185.184.254.10)
- DNS: regzone.cz
- Email: zoner.com
- Email security: SPF (soft fail), DMARC monitor only, DNSSEC signed
- SSL: ZeroSSL, ECDSA P384, expires Jan 2027
- Common Crawl link graph: rank 3,353,496, 2 hosts
DNS records as swept Nov 2026, certificate as seen Nov 2026. How the web is hosted
Full technology history →
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Recent changes
- dropped CookieFirst Apr 2026
- detected core-js Mar 2026
- detected Facebook Pixel Mar 2026
- detected Hotjar Mar 2026
- detected jsDelivr Mar 2026
- dropped core-js Feb 2026
- dropped Preact Feb 2026