Jelfa's tech stack
What does Jelfa use?
Jelfa (jelfa.pl) uses at least 8 tools we can see from public records, including Azure Monitor for analytics, consentmanager for security, Microsoft 365 for email and documents and Cloudflare for content delivery. Jelfa started using Azure Monitor in Nov 2026. Last checked .
- Industry
- Pharmaceuticals
- Based in
- Poland
- Founded
- 1945
- Tools found
- 8
- Categories
- 7
- Layers
- 4 of 5
- Changes seen
- 1
Jelfa's stack, layer by layer
Of 8 tools, 6 came from website code, 1 from DNS verification records and 1 from custom domain. Each tool links to the other companies we've found using it. The label says what kind of public trace gave it away.
Edge & Hosting
1 tool, where the bytes are served from
CDN & Edge
Application
2 tools, what the product is built with
Frontend
Media & UI
Data & Observability
3 tools, what they measure and store
Flags & Experiments
Company Ops
2 tools, what the team runs on day to day
Workspace
Security & Compliance
What changed at Jelfa
Recent starts and stops
- StartedAzure Monitor
Jelfa tech stack FAQ
What tools does Jelfa use?
As of November 2026, runsonwhat has found 8 tools at Jelfa (jelfa.pl) in public records. Edge & Hosting: Cloudflare. Application: jQuery and Google Fonts. Data & Observability: Google Analytics, Optimizely and Azure Monitor. Company Ops: Microsoft 365 and consentmanager. Last checked November 3, 2026.
What email provider does Jelfa use?
Jelfa uses Microsoft 365 for email and office software, according to runsonwhat (November 2026). runsonwhat found Microsoft 365 through a DNS verification record for Microsoft 365. Microsoft 365 is used by 726,362 companies runsonwhat tracks.
What analytics tools does Jelfa use?
Jelfa uses Google Analytics for analytics, alongside Azure Monitor, according to runsonwhat (November 2026). runsonwhat found Google Analytics through Google Analytics code on jelfa.pl. Google Analytics is used by 905,699 companies runsonwhat tracks.
Does Jelfa use jQuery?
Yes. runsonwhat found jQuery at Jelfa through jQuery code on jelfa.pl. jQuery is a Frontend tool used by 929,544 companies runsonwhat tracks.
Has Jelfa changed tools recently?
Yes. On runsonwhat's rechecks, Jelfa started using Azure Monitor (latest on November 3, 2026). A change counts only between two checks of jelfa.pl done the same way.
How does runsonwhat know what Jelfa uses?
runsonwhat reads public records only. Of the 8 tools at Jelfa, 6 were found through code on jelfa.pl, 1 through DNS records and 1 through subdomains that point at the vendor. A tool is listed only when a direct record backs it up; DNS is rechecked weekly and jelfa.pl about monthly.
We read public traces only: DNS and email records, certificate logs, website code and published subprocessor lists. A tool is listed when a direct record backs it up, and dropped when a recheck no longer finds it. Is this your company? See how to opt out.