TCP SYN (JA4T)

63360_2-4-8-1-3_1440_7

first seen 2026-09-15 06:13 · last seen 2026-09-15 06:13 · JSON

Decomposed attributes

TCP window63360
Option kinds2-4-8-1-3
MSS1440
Window scale7

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
t13d3113h2_e8f1e7e78f70_1b3407e2c9366

HTTP request (JA4H)

fingerprintco-occurrences
ge20nn020000_5594a17e7e7e_000000000000_000000000000 Match?Exact match in Thumbprint's published controlled catalog captures: curl 8.7.1, curl 8.5.0, curl 8.13.0, +11 more.The fingerprint page shows the full measured match list. More on the catalog.6

HTTP/2 frames (Akamai)

fingerprintco-occurrences
3:100;4:33554432;2:0|33488897|0|m,p,s,a Match?Exact match in Thumbprint's published controlled catalog captures: php-curl 7.88.1, curl 7.88.1.The fingerprint page shows the full measured match list. More on the catalog.6

TCP SYN (p0f)

fingerprintco-occurrences
6:48+16:0:1440:mss*44,7:mss,sok,ts,nop,ws:flow:03
6:46+18:0:1440:mss*44,7:mss,sok,ts,nop,ws:flow:03

User-Agent

fingerprintco-occurrences
Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/124.0 Safari/537.366

Country

fingerprintco-occurrences
RU · Russia6

Network (ASN)

fingerprintco-occurrences
AS35807 · SkyNet Ltd.3
AS29226 · JSC Mastertel3