What powers 
jecs.pl?
Last seen Sep 2026 · 13 technologies across 8 categories
Analytics
CDN
DMS
JavaScript libraries
Miscellaneous
Programming languages
Security
UI frameworks
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
- 66% desktop
- 34% phone
Indonesia
United States
Philippines
India
Where the site's Chrome visitors come from, largest estimated audience first.
Open Page Rank
4.04 / 10 · ranked #542,470 of all domains
67 referring domains · OpenPageRank
Core Web Vitals
| LCP | 3.1 s |
| INP | 50 ms |
| CLS | 0 |
| TTFB | 2200 ms |
Real user p75, Chrome UX Report, Sep 2026.
Page
- Language: English
- CDN: Cloudflare
- Weight: 0.8 MB · 29 requests
Homepage as crawled by the HTTP Archive, Oct 2026.
Infrastructure
- Hosted on Cloudflare (104.21.27.189, IPv6)
- DNS: Cloudflare DNS
- Email: jecs.pl
- Email security: no SPF record, no DMARC record
- SSL: Google Trust Services, ECDSA P256, wildcard, expires Nov 2026
- Common Crawl link graph: rank 973,712, 4 hosts
DNS records as swept Oct 2026, certificate as seen Oct 2026. How the web is hosted
Subdomains
| Host | Techs |
|---|---|
| jecs.pl | 13 |
| www.jecs.pl | 13 |
Full technology history →
Report an incorrect detection
Recent changes
- detected Cloudflare Bot Management May 2026
- dropped Apache HTTP Server Jan 2026
- detected Google Analytics Jan 2026
- detected Cloudflare Browser Insights Dec 2025
- detected HTTP/3 Dec 2025
- dropped Cloudflare Bot Management Nov 2025