What powers 
penepex.cz?
Last seen Aug 2026 · 12 technologies across 9 categories
Analytics
Google Analytics
since Jan 2019
Authentication
Facebook Login
since Jul 2021
CDN
Google Hosted Libraries
since Feb 2022
Ecommerce
Cart Functionality
since Feb 2022
JavaScript libraries
Security
HSTS
since Sep 2022
Tag managers
Google Tag Manager
since Jan 2019
UI frameworks
Web frameworks
Microsoft ASP.NET
since Jan 2019
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
- 79% phone
- 21% desktop
Czechia
Where the site's Chrome visitors come from, largest estimated audience first.
Open Page Rank
3.48 / 10 · ranked #918,481 of all domains
41 referring domains · OpenPageRank
Core Web Vitals
| LCP | 1.1 s |
| INP | 75 ms |
| CLS | 0 |
| TTFB | 600 ms |
Real user p75, Chrome UX Report, Aug 2026.
Page
- Language: Czech
- Weight: 2.5 MB · 72 requests
Homepage as crawled by the HTTP Archive, Sep 2026.
Infrastructure
- Hosted on CDT-AS The Czech Republic (82.202.105.123)
- DNS: websupport.cz
- Email: websupport.cz
- Email security: no SPF record, DMARC quarantine, DNSSEC signed
- SSL: Let's Encrypt, RSA 3072, expires Dec 2026
- Common Crawl link graph: rank 3,487,889, 2 hosts
DNS records as swept Sep 2026, certificate as seen Sep 2026. How the web is hosted