TCP SYN (JA4T)

65535_2-4-1-1-1-1-1-1-1-1-1-1-1-3_1460_8

first seen 2026-07-20 00:13 · last seen 2026-07-27 19:10 · JSON

Decomposed attributes

TCP window65535
Option kinds2-4-1-1-1-1-1-1-1-1-1-1-1-3
MSS1460
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
t13d4412h1_fd39b124ee10_58ed7828516f2

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.2

TCP SYN (p0f)

fingerprintco-occurrences
4:54+10:0:1460:65535,8:mss,sok,nop,nop,nop,nop,nop,nop,nop,nop,nop,nop,nop,ws:df,id+:01
4:47+17:0:1460:65535,8:mss,sok,nop,nop,nop,nop,nop,nop,nop,nop,nop,nop,nop,ws:df,id+:01

User-Agent

fingerprintco-occurrences
Mozilla/5.0 (Macintosh; Intel Mac OS X 10_12_6) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/89.0.4389.114 Safari/537.361
Mozilla/5.0 (Macintosh; Intel Mac OS X 10_7_3) AppleWebKit/537.36 (KHTML, like Gecko, Mediapartners-Google) Chrome/83.0.4103.118 Safari/537.361

Country

fingerprintco-occurrences
MX · Mexico1
NG · Nigeria1

Network (ASN)

fingerprintco-occurrences
AS265540 · ALTAN REDES, S.A.P.I. de C. V.1
AS36873 · Airtel Networks Limited1