first seen 2026-07-01 22:54 · last seen 2026-10-16 16:28 · JSON
Distinct clients per day (last 30 days, peak 2/day)
Distinct clients are counted by IP-hash per complete UTC day — unlike observation counts this is insensitive to one chatty client, but NAT merges clients and address rotation splits them.
Decomposed attributes
Browser / client
curl 8.16.0
Note
inferred from the self-declared string — a claim, not a measurement; compare with the wire fingerprints above
Co-observed signals
Signals from other families seen in the same observation. A fingerprint spread thinly across many lower-layer signatures is a classic inconsistency signal.
t13d1013h1_01be160bb49b_e24568c0d440Match?Exact match in Thumbprint's published controlled catalog captures: curl 8.16.0, curl 8.21.0, curl 8.13.0.The fingerprint page shows the full measured match list. More on the catalog.
001d,0017,0018Match?Exact match in Thumbprint's published controlled catalog captures: rust-reqwest 0.12.28, rust-reqwest 0.11.27, powershell 7.6.8, +1 more.The fingerprint page shows the full measured match list. More on the catalog.