Mozilla/5.0 (Windows NT 6.3; x86) AppleWebKit/537.36 (KHTML, like Gecko) Firefox/78.0.0.0 Safari/537.36
first seen 2026-09-12 09:55 · last seen 2026-09-12 09:55 · JSON
Last 7 days (1 observations)
Distinct clients per day (last 30 days, peak 1/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
Firefox 78.0.0.0
Operating system
Windows 6.3
Device class
desktop
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.