Detect JavaServer Pages
PluginView detects JavaServer Pages, a Web frameworks, by evaluating response headers on publicly reachable pages. Illustrative public indicators associated with JavaServer Pages include x-powered-by: JSP/?. Full fingerprint rules remain proprietary; this page summarizes the signal classes and example indicators used for identification.
Detection looks at response headers across 1 fingerprint rules among the site's public responses.
Websites using JavaServer Pages
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Signal classes
PluginView evaluates public page signals in these classes when identifying JavaServer Pages. Individual fingerprint rule bodies are proprietary and are not published.
- Response headers
Example public indicators for JavaServer Pages
Illustrative indicators derived from public catalog metadata for JavaServer Pages. A live scan may match additional proprietary rules beyond these examples.
- x-powered-by: JSP/?
What a detection means
- Establishes
- One or more public signals on the scanned page matched a known JavaServer Pages signature (1 rules) at the time of the scan.
- Does not establish
- A sitewide install of JavaServer Pages, an active vendor contract, exclusive use, or that JavaServer Pages is still in place today.
How to check a site for JavaServer Pages
- 1. Enter the website URL in the scan form — homepage, pricing, checkout, or login pages usually expose the strongest JavaServer Pages signals.
- 2. PluginView reads only public responses (response headers) and scores them against the JavaServer Pages signature set (1 rules).
- 3. Review the confidence score and text explanation for JavaServer Pages on the results page.
Commonly implies
A confirmed JavaServer Pages match also implies these technologies are present.
FAQ: detecting JavaServer Pages
- Can PluginView detect JavaServer Pages without logging in?
- Yes. PluginView only reads publicly accessible responses when checking for JavaServer Pages — typically response headers. It does not bypass authentication or paywalls.
- What category is JavaServer Pages?
- JavaServer Pages is classified under Web frameworks in the PluginView directory.
- How many fingerprint rules cover JavaServer Pages?
- This reference currently tracks 1 fingerprint rule across response headers. Individual rule bodies are proprietary and are not published.
- What public signals suggest a site uses JavaServer Pages?
- Illustrative public indicators for JavaServer Pages include x-powered-by: JSP/?. A live scan may match additional proprietary rules beyond these examples.
