What powers ledlenser.cz?
Last seen Aug 2026 · 13 technologies across 9 categories
Advertising
Microsoft Advertising
since Oct 2024
Analytics
Google Analytics
since Jan 2019
CDN
Google Hosted Libraries
since Feb 2022
CMS
TYPO3 CMS
since Jan 2019
Cookie compliance
JavaScript libraries
Programming languages
PHP
since Jan 2019
Tag managers
Google Tag Manager
since Jan 2019
Web servers
Apache HTTP Server
since Jan 2019
AI Crawlers
Doesn't mention any of the 33 AI crawlers we track in its robots.txt; all are allowed by default. Checked Sep 2026.
- robots.txt found
- llms.txt not found
- ai.txt not found
AI Crawlers
No AI crawlers blocked
Audience
- 64% phone
- 36% desktop
Czechia
Where the site's Chrome visitors come from, largest estimated audience first.
Open Page Rank
3.20 / 10 · ranked #1,267,866 of all domains
23 referring domains · OpenPageRank
Core Web Vitals
| LCP | 1.1 s |
| INP | 300 ms |
| CLS | 0 |
Real user p75, Chrome UX Report, Aug 2026.
Page
- Language: Czech (Czechia)
- Weight: 2.6 MB · 122 requests
Homepage as crawled by the HTTP Archive, Sep 2026.
Infrastructure
- Hosted on FASTER-AS (185.50.230.200)
- DNS: rgfi.net
- Email: no MX record returned
- SSL: Let's Encrypt, RSA 4096, expires Nov 2026
- Common Crawl link graph: rank 15,757,488, 2 hosts
DNS records as swept Sep 2026, certificate as seen Sep 2026. How the web is hosted