Detect Checkly
Checkly is the API and E2E monitoring platform for the modern stack: programmable, flexible and loving JavaScript.
Detection looks at javascript globals across 1 fingerprint rules among the site's public responses.
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Websites using Checkly
Loading website list…
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Signal classes
PluginView evaluates public page signals in these classes when identifying Checkly. Individual fingerprint rule bodies are proprietary and are not published.
- JavaScript globals
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Example public indicators for Checkly
Illustrative indicators derived from public catalog metadata for Checkly. A live scan may match additional proprietary rules beyond these examples.
- __NUXT__.config.public.apiUrl: api.checklyhq.com
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What a detection means
- Establishes
- One or more public signals on the scanned page matched a known Checkly signature (1 rules) at the time of the scan.
- Does not establish
- A sitewide install of Checkly, an active vendor contract, exclusive use, or that Checkly is still in place today.
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How to check a site for Checkly
- 1. Enter the website URL in the scan form — homepage, pricing, checkout, or login pages usually expose the strongest Checkly signals.
- 2. PluginView reads only public responses (javascript globals) and scores them against the Checkly signature set (1 rules).
- 3. Review the confidence score and text explanation for Checkly on the results page.
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FAQ: detecting Checkly
- Can PluginView detect Checkly without logging in?
- Yes. PluginView only reads publicly accessible responses when checking for Checkly — typically javascript globals. It does not bypass authentication or paywalls.
- What category is Checkly?
- Checkly is classified under Issue trackers in the PluginView directory.
- How many fingerprint rules cover Checkly?
- This reference currently tracks 1 fingerprint rule across javascript globals. Individual rule bodies are proprietary and are not published.
- What public signals suggest a site uses Checkly?
- Illustrative public indicators for Checkly include __NUXT__.config.public.apiUrl: api.checklyhq.com. A live scan may match additional proprietary rules beyond these examples.
