What powers feldhaus.pl?
Last seen Oct 2026 · 11 technologies across 7 categories
Analytics
Google Analytics
since Jul 2019
JavaScript libraries
Miscellaneous
Open Graph
since Sep 2022
PWA
since Aug 2022
Programming languages
PHP
since Jul 2019
Tag managers
Google Tag Manager
since Aug 2022
UI frameworks
Tailwind CSS
since Sep 2024
Web servers
Apache HTTP Server
since Jul 2019
AI Crawlers
Doesn't mention any of the 33 AI crawlers we track in its robots.txt; all are allowed by default. Checked Oct 2026.
- robots.txt found
- llms.txt not found
- ai.txt not found
AI Crawlers
No AI crawlers blocked
Audience
- 59% phone
- 41% desktop
Poland
Where the site's Chrome visitors come from, largest estimated audience first.
Open Page Rank
3.34 / 10 · ranked #1,082,983 of all domains
43 referring domains · OpenPageRank
Core Web Vitals
| LCP | 1 s |
| INP | 50 ms |
| CLS | 0 |
Real user p75, Chrome UX Report, Oct 2026.
Page
- Language: Polish
- Weight: 1.1 MB · 43 requests
- Structured data: JSON-LD, OpenGraph
Homepage as crawled by the HTTP Archive, Oct 2026.
Organisation
- Feldhaus Klinker Vertriebs - GmbH
From the homepage's own structured data (Oct 2026).
Infrastructure
- Hosted on PROGRESO (77.65.212.168)
- DNS: ns1.pl
- Email: progreso.pl
- Email security: SPF (hard fail), DMARC monitor only
- SSL: Let's Encrypt, RSA 2048, expires Jan 2027
- Common Crawl link graph: rank 3,775,486, 2 hosts
DNS records as swept Oct 2026, certificate as seen Oct 2026. How the web is hosted