server name
b2b.profinder.fi
Mixed audience
A mix of client stacks reach this name, none dominating.
- domain
Read
client diversity
3 distinct client stacks reach this name.
concentration
0.887 traffic splits near-evenly across many unrelated stacks.
Spread is entropy over the fingerprints reaching this domain, not over the domains a fingerprint reaches. It can’t distinguish one scraper from many people — it measures the mix of software, not who runs it.
Footprint
16
observations
3
distinct clients
2026-07-22
first seen
2026-07-23
last seen
Client stacks reaching this name
- 50%
- t13d1513h2_8da…ead5a15bmulti-build38%
- 13%
Busiest 3 client stacks on this page. Share is the fraction of this name’s observations. Many distinct fingerprints on a low-traffic name is itself worth a look; a blank JA3 is a permuting client — open the fingerprint for its variants.
| client | JA3 | stability | count | share | first seen | last seen |
|---|---|---|---|---|---|---|
| t13d5212h2_b262b…362c5eac | d67b0948…14309f | fixed | 8 | 50% | 2026-07-22 | 2026-07-23 |
| t13d1513h2_8daaf…ead5a15b | — | multi-build | 6 | 38% | 2026-07-22 | 2026-07-23 |
| Android (Conscrypt) / Flutter (BoringSSL) mobile-BoringSSL cipher-suite signature — Android system TLS (Play Services, Firebase, OkHttp apps) and Flutter/Dart; any ALPN | bb540a0a…aca004 | fixed | 2 | 13% | 2026-07-23 | 2026-07-23 |