What powers irsw.pl?
Last seen Sep 2026 · 19 technologies across 13 categories
Analytics
CMS
Databases
Font scripts
JavaScript libraries
Marketing automation
Miscellaneous
Page builders
Performance
Programming languages
Web servers
WordPress plugins
WordPress themes
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
Poland
Where the site's Chrome visitors come from, largest estimated audience first.
Open Page Rank
3.11 / 10 · ranked #1,410,570 of all domains
24 referring domains · OpenPageRank
Core Web Vitals
| LCP | 1.3 s |
| INP | 50 ms |
| CLS | 0 |
| TTFB | 900 ms |
Real user p75, Chrome UX Report, Aug 2026.
Page
- Language: Polish (Poland)
- Weight: 2.3 MB · 121 requests
- WordPress theme: blocksy (child: irsw-child) · all themes
- Structured data: JSON-LD, Microdata, OpenGraph, Twitter Cards
Homepage as crawled by the HTTP Archive, Sep 2026.
Organisation
From the homepage's own structured data (Sep 2026).
Infrastructure
- Hosted on LH (94.154.117.35)
- Email: lh.pl
- Email security: SPF (hard fail), DMARC reject
- Common Crawl link graph: rank 7,767,916, 3 hosts
- Verified with: Google
DNS records as swept Sep 2026. How the web is hosted
Full technology history →
Report an incorrect detection
Recent changes
- dropped Bitrix24 Jun 2026
- dropped Nginx Feb 2026
- detected Apache HTTP Server Jan 2026