Detect BuySellAds
PluginView detects BuySellAds, a Advertising, by evaluating script sources, javascript globals on publicly reachable pages. Illustrative public indicators associated with BuySellAds include https?://s0.buysellads.com/, servedby-buysellads.com/monetization.?.js, _bsa. Full fingerprint rules remain proprietary; this page summarizes the signal classes and example indicators used for identification.
Detection looks at script sources, javascript globals across 6 fingerprint rules among the site's public responses.
Websites using BuySellAds
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Signal classes
PluginView evaluates public page signals in these classes when identifying BuySellAds. Individual fingerprint rule bodies are proprietary and are not published.
- Script sources
- JavaScript globals
Example public indicators for BuySellAds
Illustrative indicators derived from public catalog metadata for BuySellAds. A live scan may match additional proprietary rules beyond these examples.
- https?://s0.buysellads.com/
- servedby-buysellads.com/monetization.?.js
- _bsa
- _bsaPRO
- _bsap
- _bsap_serving_callback
What a detection means
- Establishes
- One or more public signals on the scanned page matched a known BuySellAds signature (6 rules) at the time of the scan.
- Does not establish
- A sitewide install of BuySellAds, an active vendor contract, exclusive use, or that BuySellAds is still in place today.
How to check a site for BuySellAds
- 1. Enter the website URL in the scan form — homepage, pricing, checkout, or login pages usually expose the strongest BuySellAds signals.
- 2. PluginView reads only public responses (script sources, javascript globals) and scores them against the BuySellAds signature set (6 rules).
- 3. Review the confidence score and text explanation for BuySellAds on the results page.
FAQ: detecting BuySellAds
- Can PluginView detect BuySellAds without logging in?
- Yes. PluginView only reads publicly accessible responses when checking for BuySellAds — typically script sources, javascript globals. It does not bypass authentication or paywalls.
- What category is BuySellAds?
- BuySellAds is classified under Advertising in the PluginView directory.
- How many fingerprint rules cover BuySellAds?
- This reference currently tracks 6 fingerprint rules across script sources, javascript globals. Individual rule bodies are proprietary and are not published.
- What public signals suggest a site uses BuySellAds?
- Illustrative public indicators for BuySellAds include https?://s0.buysellads.com/; servedby-buysellads.com/monetization.?.js; _bsa. A live scan may match additional proprietary rules beyond these examples.
