Last updated August 29, 2026

How We Source Data

Transparency about our data is part of the product. Here's how it works.

Our sources

Every finding names its source on the face of the report. These are the categories we draw on today.

  • Telephone numbering-plan data and live carrier lookups: whether a number is valid, its line type, network and region.
  • Crowd-sourced caller-ID directories: the name, photo and social handles other people have saved a number under. Labels, not verified identity, and shown as such.
  • Public-record aggregators for United States numbers: name, age, address history, other numbers, relatives and associates.
  • Leaked-database records: whether a number appears in a known breach, and the non-secret fields found beside it. Passwords and hashes are discarded before anything is stored and never shown.
  • United States sex-offender registries, searched by name once a name is found for a United States number.
  • Publicly reported email breaches, DNS records and profiles people published themselves (for email lookups).
  • A language model (Google Gemini) that writes the summary at the top of a report from the findings above and nothing else.

How we present it

Every finding carries a source label, a confidence score (0–100), and a last-updated date. If the available data is thin, we say so rather than guess. We never fabricate results.

What we don't do

  • No real-time or GPS location tracking.
  • No facial recognition.
  • No access to private accounts, messages, or devices.
  • No guaranteed results.

Your data & removal

You can run an Exposure Report to see what's publicly associated with you and get removal guidance. You can export or delete your account data at any time. Questions? Email support@findwho.net.

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How We Source Data · FindWho