Detect mod_perl
Mod_perl is an optional module for the Apache HTTP server. It embeds a Perl interpreter into the Apache server. In addition to allowing Apache modules to be written in the Perl programming language, it allows the Apache web server to be dynamically configured by Perl programs.
Detection looks at response headers across 1 fingerprint rules among the site's public responses.
Websites using mod_perl
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Signal classes
PluginView evaluates public page signals in these classes when identifying mod_perl. Individual fingerprint rule bodies are proprietary and are not published.
- Response headers
Example public indicators for mod_perl
Illustrative indicators derived from public catalog metadata for mod_perl. A live scan may match additional proprietary rules beyond these examples.
- server: mod_perl/?
What a detection means
- Establishes
- One or more public signals on the scanned page matched a known mod_perl signature (1 rules) at the time of the scan.
- Does not establish
- A sitewide install of mod_perl, an active vendor contract, exclusive use, or that mod_perl is still in place today.
How to check a site for mod_perl
- 1. Enter the website URL in the scan form — homepage, pricing, checkout, or login pages usually expose the strongest mod_perl signals.
- 2. PluginView reads only public responses (response headers) and scores them against the mod_perl signature set (1 rules).
- 3. Review the confidence score and text explanation for mod_perl on the results page.
Commonly implies
A confirmed mod_perl match also implies these technologies are present.
FAQ: detecting mod_perl
- Can PluginView detect mod_perl without logging in?
- Yes. PluginView only reads publicly accessible responses when checking for mod_perl — typically response headers. It does not bypass authentication or paywalls.
- What category is mod_perl?
- mod_perl is classified under Web server extensions in the PluginView directory.
- How many fingerprint rules cover mod_perl?
- 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 mod_perl?
- Illustrative public indicators for mod_perl include server: mod_perl/?. A live scan may match additional proprietary rules beyond these examples.
