TCP SYN (JA4T)

65535_2_1460_00

first seen 2026-08-01 07:58 · last seen 2026-09-22 12:08 · JSON

Decomposed attributes

TCP window65535
Option kinds2
MSS1460
Window scale00

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
t13d2014h2_a09f3c656075_a5b99884f7f53
t13d1516h2_8daaf6152771_d8a2da3f94cd Match?Exact match in Thumbprint's published controlled catalog captures: chromium 149.0.7827.102, chrome 149.0.7827.102, chrome 149.0.7827.156, +25 more.The fingerprint page shows the full measured match list. More on the catalog.1
t13d1011h1_61a7ad8aa9b6_3fcd1a44f3e31
t12d091100_08d6d9b33cd7_3cea1dfb92aa1

HTTP request (JA4H)

fingerprintco-occurrences
ge20nn05zhcn_eff5d0107a3f_000000000000_0000000000003
ge20nn13zhcn_0c2c1d640f3e_000000000000_0000000000001
ge11nn040000_08e7224bf8c7_000000000000_0000000000001
ge11nn060000_928b7c31c81a_000000000000_0000000000001

HTTP/2 frames (Akamai)

fingerprintco-occurrences
4:2097152;3:100|10485760|0|m,s,p,a3
1:65536;2:0;4:6291456;6:262144|15663105|1:1:0:256|m,a,s,p Match?Exact match in Thumbprint's published controlled catalog captures: chromium 131.0.6778.33, chromium 151.0.7922.34, chrome 151.0.7922.137, +60 more.The fingerprint page shows the full measured match list. More on the catalog.1

TCP SYN (p0f)

fingerprintco-occurrences
4:241+14:0:1460:65535,0:mss:df,id+:03
4:242+13:0:1460:65535,0:mss:df,id+:02
4:54+10:0:1460:65535,0:mss:df:01

User-Agent

fingerprintco-occurrences
Good4
Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/138.0.0.0 Safari/537.361
odin-scanner/0.41

Country

fingerprintco-occurrences
SG · Singapore5
NL · Netherlands1

Network (ASN)

fingerprintco-occurrences
AS141389 · GOIP Telecom (Asia Pacific) Pte. Ltd.5
AS219502 · Storm Industries LLC1