What powers leroyal.cz?
Last seen Aug 2026 · 16 technologies across 10 categories
Analytics
Facebook Pixel
since Sep 2021
Google Analytics
since Jan 2019
CDN
Google Hosted Libraries
since Feb 2022
Font scripts
Google Font API
since Jan 2020
JavaScript libraries
Miscellaneous
Open Graph
since Sep 2022
PWA
since Aug 2022
Programming languages
PHP
since Sep 2021
Video players
YouTube
since Jul 2022
Web servers
Apache HTTP Server
since Jan 2019
Webmail
Google Workspace
since Aug 2022
Widgets
Tripadviser.Widget
since Sep 2021
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 found
- ai.txt not found
- Sep 2026 *: Restricted (was Allowed)
AI Crawlers
No AI crawlers blocked
Standards: llms.txt
Audience
- 70% phone
- 31% desktop
Czechia
Where the site's Chrome visitors come from, largest estimated audience first.
Open Page Rank
3.14 / 10 · ranked #1,365,430 of all domains
29 referring domains · OpenPageRank
Core Web Vitals
| LCP | 0.9 s |
| INP | 50 ms |
| CLS | 0 |
| TTFB | 200 ms |
Real user p75, Chrome UX Report, Aug 2026.
Page
- Language: Czech
- Weight: 8.5 MB · 19 requests
- Structured data: JSON-LD, OpenGraph, Twitter Cards
Homepage as crawled by the HTTP Archive, Sep 2026.
Infrastructure
- Hosted on QUANTCOM-AS Quantcom a.s. (195.250.144.184)
- DNS: web4u.cz
- Email: Google Workspace
- Email security: SPF (soft fail), DMARC monitor only, DNSSEC signed
- SSL: Let's Encrypt, RSA 2048, expires Nov 2026
- Common Crawl link graph: rank 8,698,672, 2 hosts
- Verified with: Google
DNS records as swept Aug 2026, certificate as seen Sep 2026. How the web is hosted