TCP SYN (JA4T)

8192_2-1-3-1-1-4_1309_2

first seen 2026-08-27 16:23 · last seen 2026-08-27 16:23 · JSON

Decomposed attributes

TCP window8192
Option kinds2-1-3-1-1-4
MSS1309
Window scale2

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
t13d2913h1_723694b0fccc_5671b5df50293

HTTP request (JA4H)

fingerprintco-occurrences
ge11nr11jajp_835281d8e5d9_000000000000_0000000000001
ge11nr11jajp_b350a6a7c155_000000000000_0000000000001
ge11nn11jajp_835281d8e5d9_000000000000_0000000000001

TCP SYN (p0f)

fingerprintco-occurrences
4:105+23:0:1309:8192,2:mss,nop,ws,nop,nop,sok::03

User-Agent

fingerprintco-occurrences
Mozilla/5.0 (iPhone; CPU iPhone OS 17_2 like Mac OS X) AppleWebKit/605.1.15 (KHTML, like Gecko) Version/17.2 Mobile/15E148 Safari/604.13

Country

fingerprintco-occurrences
JP · Japan3

Network (ASN)

fingerprintco-occurrences
AS9605 · NTT DOCOMO, INC.3