What powers polstareaperiny.cz?
Last seen Sep 2026 · 16 technologies across 11 categories
Advertising
Analytics
Databases
Ecommerce
JavaScript libraries
Live chat
Miscellaneous
Performance
Programming languages
UI 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 Sep 2026.
- robots.txt found
- llms.txt not found
- ai.txt not found
AI Crawlers
No AI crawlers blocked
Audience
- 85% phone
- 10% desktop
- 5% tablet
Czechia
Where the site's Chrome visitors come from, largest estimated audience first.
Open Page Rank
1.83 / 10 · ranked #4,194,773 of all domains
7 referring domains · OpenPageRank
Core Web Vitals
| LCP | 2 s |
| INP | 275 ms |
| CLS | 0 |
| TTFB | 1200 ms |
Real user p75, Chrome UX Report, Sep 2026.
Page
- Language: Czech
- Weight: 1.4 MB · 91 requests
- Structured data: JSON-LD, Microdata
Homepage as crawled by the HTTP Archive, Sep 2026.
Organisation
- Polštáře a Peřiny
From the homepage's own structured data (Sep 2026).
Infrastructure
- Hosted on MASTER-AS Czech Republic www.master.cz (80.79.31.82)
- DNS: thinline.cz
- Email: no MX record returned
- Email security: DMARC monitor only, DNSSEC signed
- SSL: Let's Encrypt, RSA 2048, expires Nov 2026
- Common Crawl link graph: rank 16,565,987, 2 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
- dropped Font Awesome Aug 2026
- dropped Google Font API Aug 2026
- dropped jQuery UI Aug 2026
- detected Bootstrap Jul 2026
- detected Priority Hints Jul 2026
- dropped Apache HTTP Server Jun 2026
- dropped Cart Functionality Jun 2026
- detected Snowplow Analytics Jun 2026
- detected Font Awesome May 2026
- detected Google Font API May 2026
- detected HTTP/3 May 2026
- detected Nginx May 2026
- detected Microsoft Advertising Dec 2025
- detected Microsoft Clarity Dec 2025