Detect libphonenumber

JavaScript libraries

libphonenumber is a JavaScript library for parsing, formatting, and validating international phone numbers.

Detection looks at script sources, javascript globals across 3 fingerprint rules among the site's public responses.

01

Websites using libphonenumber

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02

Signal classes

PluginView evaluates public page signals in these classes when identifying libphonenumber. Individual fingerprint rule bodies are proprietary and are not published.

  • Script sources
  • JavaScript globals
03

Example public indicators for libphonenumber

Illustrative indicators derived from public catalog metadata for libphonenumber. A live scan may match additional proprietary rules beyond these examples.

  • ?/libphonenumber-js.min?.js
  • libphonenumber.AsYouType
  • libphonenumber.DIGITS
04

What a detection means

Establishes
One or more public signals on the scanned page matched a known libphonenumber signature (3 rules) at the time of the scan.
Does not establish
A sitewide install of libphonenumber, an active vendor contract, exclusive use, or that libphonenumber is still in place today.
05

How to check a site for libphonenumber

  1. 1. Enter the website URL in the scan form — homepage, pricing, checkout, or login pages usually expose the strongest libphonenumber signals.
  2. 2. PluginView reads only public responses (script sources, javascript globals) and scores them against the libphonenumber signature set (3 rules).
  3. 3. Review the confidence score and text explanation for libphonenumber on the results page.
06

FAQ: detecting libphonenumber

Can PluginView detect libphonenumber without logging in?
Yes. PluginView only reads publicly accessible responses when checking for libphonenumber — typically script sources, javascript globals. It does not bypass authentication or paywalls.
What category is libphonenumber?
libphonenumber is classified under JavaScript libraries in the PluginView directory.
How many fingerprint rules cover libphonenumber?
This reference currently tracks 3 fingerprint rules across script sources, javascript globals. Individual rule bodies are proprietary and are not published.
What public signals suggest a site uses libphonenumber?
Illustrative public indicators for libphonenumber include ?/libphonenumber-js.min?.js; libphonenumber.AsYouType; libphonenumber.DIGITS. A live scan may match additional proprietary rules beyond these examples.

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