server name
chatgpt.com
Mixed audience
A mix of client stacks reach this name, none dominating.
- domain
Read
client diversity
11 distinct client stacks reach this name.
concentration
0.657 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
96
observations
11
distinct clients
2026-07-19
first seen
2026-07-24
last seen
Client stacks reaching this name
- Google Chrome / Chromiumrandomising56%
- 10%
- Google Chrome / Chromiumrandomising7.3%
- Google Chrome / Chromiumrandomising6.3%
- Rust reqwest (native-tls)unclassified5.2%
- Google Chrome / Chromiumrandomising5.2%
- 5.2%
- 1.0%
- Google Chrome / Chromiumrandomising1.0%
- t13d131100_f57…3b40a677multi-build1.0%
- Google Chrome / Chromiumrandomising1.0%
Busiest 11 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 |
|---|---|---|---|---|---|---|
| Google Chrome / Chromium Chromium cipher-suite signature — Chrome, Edge, Brave, Opera; any extension permutation or version | — | randomising | 54 | 56% | 2026-07-19 | 2026-07-23 |
| t12d220700_0d4ca…d8368043 | e4d448cd…74ac9a | fixed | 10 | 10% | 2026-07-19 | 2026-07-23 |
| Google Chrome / Chromium Chromium cipher-suite signature — Chrome, Edge, Brave, Opera; any extension permutation or version | — | randomising | 7 | 7.3% | 2026-07-20 | 2026-07-23 |
| Google Chrome / Chromium Chromium cipher-suite signature — Chrome, Edge, Brave, Opera; any extension permutation or version | — | randomising | 6 | 6.3% | 2026-07-19 | 2026-07-23 |
| Rust reqwest (native-tls) native-tls, Alpine (musl, OpenSSL 3) — base-dependent | 0b85eb0d…f0ac5f | unclassified | 5 | 5.2% | 2026-07-20 | 2026-07-20 |
| Google Chrome / Chromium Chromium cipher-suite signature — Chrome, Edge, Brave, Opera; any extension permutation or version | — | randomising | 5 | 5.2% | 2026-07-22 | 2026-07-23 |
| t12d180700_4b22c…41c691ec | 6a5d235e…e9ff1e | fixed | 5 | 5.2% | 2026-07-23 | 2026-07-23 |
| t12d500500_5e02f…0e651db5 | a7d06078…487ebf | fixed | 1 | 1.0% | 2026-07-24 | 2026-07-24 |
| Google Chrome / Chromium Chromium cipher-suite signature — Chrome, Edge, Brave, Opera; any extension permutation or version | — | randomising | 1 | 1.0% | 2026-07-23 | 2026-07-23 |
| t13d131100_f57a4…3b40a677 | — | multi-build | 1 | 1.0% | 2026-07-19 | 2026-07-19 |
| Google Chrome / Chromium Chromium cipher-suite signature — Chrome, Edge, Brave, Opera; any extension permutation or version | — | randomising | 1 | 1.0% | 2026-07-22 | 2026-07-22 |