Detect Darwin

Operating systems

Darwin is the open-source operating system from Apple that forms the basis for macOS.

Detection looks at response headers across 2 fingerprint rules among the site's public responses.

01

Websites using Darwin

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02

Signal classes

PluginView evaluates public page signals in these classes when identifying Darwin. Individual fingerprint rule bodies are proprietary and are not published.

  • Response headers
03

Example public indicators for Darwin

Illustrative indicators derived from public catalog metadata for Darwin. A live scan may match additional proprietary rules beyond these examples.

  • server: Darwin
  • x-powered-by: Darwin
04

What a detection means

Establishes
One or more public signals on the scanned page matched a known Darwin signature (2 rules) at the time of the scan.
Does not establish
A sitewide install of Darwin, an active vendor contract, exclusive use, or that Darwin is still in place today.
05

How to check a site for Darwin

  1. 1. Enter the website URL in the scan form — homepage, pricing, checkout, or login pages usually expose the strongest Darwin signals.
  2. 2. PluginView reads only public responses (response headers) and scores them against the Darwin signature set (2 rules).
  3. 3. Review the confidence score and text explanation for Darwin on the results page.
06

FAQ: detecting Darwin

Can PluginView detect Darwin without logging in?
Yes. PluginView only reads publicly accessible responses when checking for Darwin — typically response headers. It does not bypass authentication or paywalls.
What category is Darwin?
Darwin is classified under Operating systems in the PluginView directory.
How many fingerprint rules cover Darwin?
This reference currently tracks 2 fingerprint rules across response headers. Individual rule bodies are proprietary and are not published.
What public signals suggest a site uses Darwin?
Illustrative public indicators for Darwin include server: Darwin; x-powered-by: Darwin. A live scan may match additional proprietary rules beyond these examples.

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