Detect Primer Universal Checkout
PluginView detects Primer Universal Checkout, a Payments & Billing, by evaluating vendor endpoints on publicly reachable pages. Illustrative public indicators associated with Primer Universal Checkout include sdk.primer.io, api.primer.io. The listed vendor-controlled browser component was present and active on the scanned page at scan time. Full fingerprint rules remain proprietary; this page summarizes the signal classes and example indicators used for identification.
Detection looks at vendor endpoints across 2 fingerprint rules among the site's public responses.
Websites using Primer Universal Checkout
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Signal classes
PluginView evaluates public page signals in these classes when identifying Primer Universal Checkout. Individual fingerprint rule bodies are proprietary and are not published.
- Vendor endpoints
Example public indicators for Primer Universal Checkout
Illustrative indicators derived from public catalog metadata for Primer Universal Checkout. A live scan may match additional proprietary rules beyond these examples.
- sdk.primer.io
- api.primer.io
What a detection means
- Establishes
- The listed vendor-controlled browser component was present and active on the scanned page at scan time.
- Does not establish
- It does not prove a sitewide installation, current commercial contract, backend-only use, exclusive use, or production transaction volume.
Minimum proof rule
Observe a live browser request, loaded script, or iframe to the listed unique vendor endpoint. Source-text-only matches do not qualify.
Best pages to check: Checkout and payment-method selection
How to check a site for Primer Universal Checkout
- 1. Enter the website URL in the scan form — homepage, pricing, checkout, or login pages usually expose the strongest Primer Universal Checkout signals (prefer: Checkout and payment-method selection).
- 2. PluginView reads only public responses (vendor endpoints) and scores them against the Primer Universal Checkout signature set (2 rules).
- 3. Review the confidence score and text explanation for Primer Universal Checkout on the results page.
FAQ: detecting Primer Universal Checkout
- Can PluginView detect Primer Universal Checkout without logging in?
- Yes. PluginView only reads publicly accessible responses when checking for Primer Universal Checkout — typically vendor endpoints. It does not bypass authentication or paywalls.
- What category is Primer Universal Checkout?
- Primer Universal Checkout is classified under Payments & Billing in the PluginView directory.
- How many fingerprint rules cover Primer Universal Checkout?
- This reference currently tracks 2 fingerprint rules across vendor endpoints. Individual rule bodies are proprietary and are not published.
- What public signals suggest a site uses Primer Universal Checkout?
- Illustrative public indicators for Primer Universal Checkout include sdk.primer.io; api.primer.io. A live scan may match additional proprietary rules beyond these examples.
- Which pages are best for detecting Primer Universal Checkout?
- For Primer Universal Checkout, start with: Checkout and payment-method selection.