What powers obscure.cz?
Last seen Aug 2026 · 11 technologies across 8 categories
Analytics
Google Analytics
since Apr 2024
Ecommerce
Cart Functionality
since Aug 2020
Font scripts
Font Awesome
since Jan 2019
JavaScript libraries
Programming languages
PHP
since Feb 2022
UI frameworks
Bootstrap
since Jan 2019
Web servers
Nginx
since Mar 2020
Webmail
Google Workspace
since Aug 2022
AI Crawlers
robots.txt could not be read at the last check (Sep 2026), so its policy is unknown.
- robots.txt not checked
- llms.txt not checked
- ai.txt not checked
AI Crawlers
Policy unknown
Audience
- 77% phone
- 23% desktop
Czechia
Slovakia
Germany
Where the site's Chrome visitors come from, largest estimated audience first.
Open Page Rank
4.72 / 10 · ranked #300,627 of all domains
100 referring domains · OpenPageRank
Core Web Vitals
| LCP | 0.7 s |
| INP | 75 ms |
| CLS | 0 |
| TTFB | 200 ms |
Real user p75, Chrome UX Report, Aug 2026.
Page
- Language: English
- Weight: 34.3 MB · 110 requests
Homepage as crawled by the HTTP Archive, Sep 2026.
Infrastructure
- Hosted on COOLHOUSING-AS Vinohradska 190 (87.236.194.67)
- DNS: forpsi.cz
- Email: Google Workspace
- Email security: no SPF record, no DMARC record, DNSSEC signed
- SSL: Google Trust Services, ECDSA P256, expires Nov 2026
- Common Crawl link graph: rank 3,157,699, 6 hosts
DNS records as swept Sep 2026, certificate as seen Sep 2026. How the web is hosted
Subdomains
| Host | Techs |
|---|---|
| obscure.cz | 11 |
| www.obscure.cz | 11 |