TCP SYN (JA4T)

29200_2-4-8-1-3_1456_4

first seen 2026-07-29 15:24 · last seen 2026-07-29 15:24 · JSON

Decomposed attributes

TCP window29200
Option kinds2-4-8-1-3
MSS1456
Window scale4

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
t13d4412h1_fd39b124ee10_58ed7828516f1

HTTP request (JA4H)

fingerprintco-occurrences
ge11nn050000_b223a0ebb0b5_000000000000_000000000000 Match?Exact match in Thumbprint's published controlled catalog captures: python-requests 2.34.2, python-requests 2.33.1, python-requests 2.32.3.The fingerprint page shows the full measured match list. More on the catalog.1

TCP SYN (p0f)

fingerprintco-occurrences
4:52+12:0:1456:mss*20,4:mss,sok,ts,nop,ws:df,id+:01

User-Agent

fingerprintco-occurrences
Mozilla/5.0 (Windows NT 6.3; WOW64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/41.0.2226.0 Safari/537.361

Country

fingerprintco-occurrences
UA · Ukraine1

Network (ASN)

fingerprintco-occurrences
AS64410 · BELICOM.NET LLC1