Detect Wurfl
WURFL.js is JavaScript that detects device models of smartphones, tablets, smart TVs and game consoles accessing your website.
Detection looks at script sources, javascript globals across 2 fingerprint rules among the site's public responses.
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Websites using Wurfl
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Signal classes
PluginView evaluates public page signals in these classes when identifying Wurfl. Individual fingerprint rule bodies are proprietary and are not published.
- Script sources
- JavaScript globals
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Example public indicators for Wurfl
Illustrative indicators derived from public catalog metadata for Wurfl. A live scan may match additional proprietary rules beyond these examples.
- .wurfl.io
- WURFL
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What a detection means
- Establishes
- One or more public signals on the scanned page matched a known Wurfl signature (2 rules) at the time of the scan.
- Does not establish
- A sitewide install of Wurfl, an active vendor contract, exclusive use, or that Wurfl is still in place today.
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How to check a site for Wurfl
- 1. Enter the website URL in the scan form — homepage, pricing, checkout, or login pages usually expose the strongest Wurfl signals.
- 2. PluginView reads only public responses (script sources, javascript globals) and scores them against the Wurfl signature set (2 rules).
- 3. Review the confidence score and text explanation for Wurfl on the results page.
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FAQ: detecting Wurfl
- Can PluginView detect Wurfl without logging in?
- Yes. PluginView only reads publicly accessible responses when checking for Wurfl — typically script sources, javascript globals. It does not bypass authentication or paywalls.
- What category is Wurfl?
- Wurfl is classified under JavaScript libraries in the PluginView directory.
- How many fingerprint rules cover Wurfl?
- This reference currently tracks 2 fingerprint rules across script sources, javascript globals. Individual rule bodies are proprietary and are not published.
- What public signals suggest a site uses Wurfl?
- Illustrative public indicators for Wurfl include .wurfl.io; WURFL. A live scan may match additional proprietary rules beyond these examples.