server name
open.spotify.com
Dominated by one stack
One client stack dominates the traffic to this name — normal for an API or a CDN origin.
- domain
Read
client diversity
3 distinct client stacks reach this name.
concentration
0.237one client stack dominates — normal for an API or a CDN origin.
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
82
observations
3
distinct clients
2026-07-20
first seen
2026-07-23
last seen
Client stacks reaching this name
- t13d181100_850…e481755emulti-build94%
- Google Chrome / Chromiumrandomising4.9%
- Node.js fetch / undicimulti-build1.2%
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 |
|---|---|---|---|---|---|---|
| t13d181100_85036…e481755e | — | multi-build | 77 | 94% | 2026-07-20 | 2026-07-20 |
| Google Chrome / Chromium Chromium cipher-suite signature — Chrome, Edge, Brave, Opera; any extension permutation or version | — | randomising | 4 | 4.9% | 2026-07-22 | 2026-07-23 |
| Node.js fetch / undici Node 22 — bundled OpenSSL 3 (newer) | — | multi-build | 1 | 1.2% | 2026-07-20 | 2026-07-20 |