User-Agent

Mozilla/5.0 (Windows NT 10.0; Win64; x64; rv:109.0) Gecko/20100101 Firefox/119.0

first seen 2026-06-16 14:52 · last seen 2026-07-19 19:34 · JSON

Decomposed attributes

Browser / clientFirefox 119.0
Operating systemWindows 10.0
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
t13d141100_cbb2034c60b8_e5728521abd45

HTTP request (JA4H)

fingerprintco-occurrences
ge11nn07enus_729fbad63700_000000000000_0000000000004
ge11nn06enus_5f95bcd9e412_000000000000_0000000000001

TCP SYN (p0f)

fingerprintco-occurrences
4:105+23:0:1346:mss*44,8:mss,nop,ws,nop,nop,sok:df,id+,ecn:02
4:56+8:0:1460:mss*44,10:mss,sok,ts,nop,ws:df,id+:01
4:111+17:0:1346:mss*44,8:mss,nop,ws,nop,nop,sok:df,id+,ecn:01
4:112+16:0:1346:mss*44,8:mss,nop,ws,nop,nop,sok:df,id+,ecn:01

TCP SYN (JA4T)

fingerprintco-occurrences
64240_2-1-3-1-1-4_1346_84

Country

fingerprintco-occurrences
DE · Germany5

Network (ASN)

fingerprintco-occurrences
AS16509 · Amazon.com, Inc.4
AS62240 · Clouvider1