What powers holcim.cz?
Last seen Oct 2026 · 13 technologies across 12 categories
Analytics
Google Analytics
since Jun 2023
CDN
jsDelivr
since Nov 2023
CMS
Drupal
since Jun 2023
Font scripts
Google Font API
since Jun 2025
Hosting
Drupal Multisite
since Jun 2023
JavaScript frameworks
Stimulus
since Jun 2023
JavaScript libraries
Miscellaneous
Open Graph
since Jun 2023
Programming languages
PHP
since Jun 2023
Security
HSTS
since Jun 2023
Tag managers
Google Tag Manager
since Jun 2023
Web servers
Apache HTTP Server
since Jun 2023
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 Oct 2026.
- robots.txt found
- llms.txt not found
- ai.txt not found
AI Crawlers
No AI crawlers blocked
Audience
- 70% phone
- 30% desktop
Czechia
Where the site's Chrome visitors come from, largest estimated audience first.
Open Page Rank
3.23 / 10 · ranked #1,223,038 of all domains
22 referring domains · OpenPageRank
Core Web Vitals
| LCP | 1.1 s |
| INP | 50 ms |
| CLS | 0 |
| TTFB | 400 ms |
Real user p75, Chrome UX Report, Sep 2026.
Page
- Language: Czech
- Weight: 1.4 MB · 62 requests
- Structured data: JSON-LD, OpenGraph, Twitter Cards
Homepage as crawled by the HTTP Archive, Oct 2026.
Organisation
- Holcim (Česko)
- Founded: 1991
- Sector: cement industry
- Country: Czech Republic
From Wikidata (CC0).
Infrastructure
- Hosted on Amazon Web Services (34.250.235.230)
- DNS: holcim.com
- Email: no MX record returned
- SSL: Amazon Trust Services, RSA 2048, expires Jan 2027
- Common Crawl link graph: rank 12,144,557, 2 hosts
DNS records as swept Oct 2026, certificate as seen Oct 2026. How the web is hosted