What powers 
upblue.pl?
Last seen Sep 2026 · 27 technologies across 15 categories
Advertising
Analytics
CDN
CMS
Cookie compliance
CRM
Issue trackers
JavaScript frameworks
JavaScript libraries
Miscellaneous
Performance
Security
Tag managers
UI frameworks
Web servers
AI Crawlers
Blocks 1 of 33 AI crawlers we track by name in its robots.txt. Checked Oct 2026.
Search and AI assistants
- PetalBot Blocked
The other 32 AI crawlers we track are not mentioned and only inherit the catch-all rules that apply to every crawler.
- robots.txt found
- llms.txt found
- ai.txt not checked
AI Crawlers
1 of 33 AI crawlers blocked
Standards: llms.txt
Audience
- 80% phone
- 20% desktop
Poland
Where the site's Chrome visitors come from, largest estimated audience first.
Open Page Rank
4.41 / 10 · ranked #415,179 of all domains
8 referring domains · OpenPageRank
Core Web Vitals
| LCP | 2.2 s |
| INP | 275 ms |
| CLS | 0 |
| TTFB | 700 ms |
Real user p75, Chrome UX Report, Aug 2026.
Page
- Language: Polish
- Weight: 3.3 MB · 244 requests
- Structured data: JSON-LD, 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 Contabo (207.180.222.253)
- DNS: Cloudflare DNS
- Email: home.pl
- Email security: SPF (soft fail), DMARC monitor only, MTA-STS, BIMI
- SSL: Google Trust Services, RSA 2048, expires Nov 2026
- Common Crawl link graph: rank 18,721,454, 3 hosts
- Verified with: Google, LinkedIn
DNS records as swept Oct 2026, certificate as seen Oct 2026. How the web is hosted
Subdomains
| Host | Techs |
|---|---|
| www.upblue.pl | 22 |
| upblue.pl | 13 |
Full technology history →
Report an incorrect detection
Recent changes
- detected Cloudflare Sep 2026
- detected Cloudflare Bot Management Sep 2026
- detected core-js Apr 2026
- detected Facebook Pixel Apr 2026
- dropped Envoy Jan 2026
- detected Envoy Nov 2025