User-Agent

Mozilla/5.0 (Windows; U; Windows NT 5.1; en-US; rv:1.8.1.23) Gecko/20090825 SeaMonkey/1.1.18

first seen 2026-06-25 12:57 · last seen 2026-06-25 12:57 · JSON

Decomposed attributes

Browser / clientGecko 20090825
Operating systemWindows 5.1
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_97f8aa674fd91

HTTP request (JA4H)

fingerprintco-occurrences
ge11nr050000_9af7e0472034_000000000000_0000000000001

TCP SYN (p0f)

fingerprintco-occurrences
4:58+6:0:1420:mss*46,10:mss,sok,ts,nop,ws:df,id+:01

Country

fingerprintco-occurrences
BE · Belgium1

Network (ASN)

fingerprintco-occurrences
AS396982 · Google LLC1