Detect cdnjs
cdnjs is a free distributed JS library delivery service.
Detection looks at script sources, dom selectors across 2 fingerprint rules among the site's public responses.
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Websites using cdnjs
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02
Signal classes
PluginView evaluates public page signals in these classes when identifying cdnjs. Individual fingerprint rule bodies are proprietary and are not published.
- Script sources
- DOM selectors
03
Example public indicators for cdnjs
Illustrative indicators derived from public catalog metadata for cdnjs. A live scan may match additional proprietary rules beyond these examples.
- cdnjs.cloudflare.com
- link
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What a detection means
- Establishes
- One or more public signals on the scanned page matched a known cdnjs signature (2 rules) at the time of the scan.
- Does not establish
- A sitewide install of cdnjs, an active vendor contract, exclusive use, or that cdnjs is still in place today.
05
How to check a site for cdnjs
- 1. Enter the website URL in the scan form — homepage, pricing, checkout, or login pages usually expose the strongest cdnjs signals.
- 2. PluginView reads only public responses (script sources, dom selectors) and scores them against the cdnjs signature set (2 rules).
- 3. Review the confidence score and text explanation for cdnjs on the results page.
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Commonly implies
A confirmed cdnjs match also implies these technologies are present.
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FAQ: detecting cdnjs
- Can PluginView detect cdnjs without logging in?
- Yes. PluginView only reads publicly accessible responses when checking for cdnjs — typically script sources, dom selectors. It does not bypass authentication or paywalls.
- What category is cdnjs?
- cdnjs is classified under CDN in the PluginView directory.
- How many fingerprint rules cover cdnjs?
- This reference currently tracks 2 fingerprint rules across script sources, dom selectors. Individual rule bodies are proprietary and are not published.
- What public signals suggest a site uses cdnjs?
- Illustrative public indicators for cdnjs include cdnjs.cloudflare.com; link. A live scan may match additional proprietary rules beyond these examples.
