User-Agent

Mozilla/5.0 (X11; Linux x86_64; rv:1.9.5.20) Gecko/ Firefox/3.6.14

first seen 2026-09-21 05:19 · last seen 2026-09-21 05:19 · JSON

Decomposed attributes

Browser / clientFirefox 3.6.14
Operating systemLinux x86_64
Device classdesktop
Noteinferred 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.

TLS ClientHello (JA4)

fingerprintco-occurrences
t13d251100_b78ed14e2fd0_ab7e3b40a6771

HTTP request (JA4H)

fingerprintco-occurrences
ge11nn050000_57c5e92682a8_000000000000_0000000000001

TCP SYN (p0f)

fingerprintco-occurrences
4:51+13:0:1460:mss*44,9:mss,sok,ts,nop,ws:df,id+:01

TCP SYN (JA4T)

fingerprintco-occurrences
64240_2-4-8-1-3_1460_91

Country

fingerprintco-occurrences
DE · Germany1

Network (ASN)

fingerprintco-occurrences
AS399979 · 49.3 Networking LLC1