TCP SYN (JA4T)

64400_2-1-3-1-1-4_1380_8

first seen 2026-09-18 07:08 · last seen 2026-09-18 07:08 · JSON

Decomposed attributes

TCP window64400
Option kinds2-1-3-1-1-4
MSS1380
Window scale8

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
t12d190800_d83cc789557e_7af1ed941c261

HTTP request (JA4H)

fingerprintco-occurrences
po11nn07enus_7d361e250c48_000000000000_0000000000001

TCP SYN (p0f)

fingerprintco-occurrences
6:47+17:0:1380:64400,8:mss,nop,ws,nop,nop,sok:flow:01

User-Agent

fingerprintco-occurrences
Mozilla/5.0 (Windows NT 6.3; arm64) AppleWebKit/537.36 (KHTML, like Gecko) Firefox/78.0.0.0 Safari/537.361

Country

fingerprintco-occurrences
QA · Qatar1

Network (ASN)

fingerprintco-occurrences
AS8781 · Ooredoo Q.S.C.1