User-Agent

Mozilla/5.0 (X11; Linux x86_64; rv:133.0) Gecko/20100101 Firefox/133.0

first seen 2026-06-17 13:22 · last seen 2026-06-25 20:10 · JSON

Decomposed attributes

Browser / clientFirefox 133.0
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
t13d190900_9dc949149365_97f8aa674fd96
t13d251100_b78ed14e2fd0_ab7e3b40a6771

HTTP request (JA4H)

fingerprintco-occurrences
ge11nr11enus_d756a6a6873f_000000000000_0000000000006
po11nn050000_b4ba55311b46_000000000000_0000000000001

TCP SYN (p0f)

fingerprintco-occurrences
4:56+8:0:1460:mss*29,12:mss,sok,ts,nop,ws:df,id+:05
4:56+8:0:1460:mss*30,12:mss,sok,ts,nop,ws:df,id+,ts2+:01
4:48+16:0:1460:mss*44,7:mss,sok,ts,nop,ws:df,id+:01

Country

fingerprintco-occurrences
NL · Netherlands6
ID · Indonesia1

Network (ASN)

fingerprintco-occurrences
AS48090 · TECHOFF SRV LIMITED6
AS55688 · PT. Beon Intermedia1