TCP SYN (p0f)

6:45+19:0:1220:65535,9:mss,sok,ts,nop,ws:flow:0

first seen 2026-08-07 09:41 · last seen 2026-08-07 09:41 · JSON

Decomposed attributes

IP version6
Initial TTL45+19
Options length0
MSS1220
Window size65535
Window scale9
Options layoutmss,sok,ts,nop,ws
Quirksflow
Payload class0

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
t13d1515h2_8daaf6152771_a54fffd0eb611

HTTP request (JA4H)

fingerprintco-occurrences
ge20nn12enus_6017509bc0fc_000000000000_0000000000001

HTTP/2 frames (Akamai)

fingerprintco-occurrences
1:4096;2:0;4:32768;5:16384|12517377|3:0:0:42|m,p,a,s1

TCP SYN (JA4T)

fingerprintco-occurrences
65535_2-4-8-1-3_1220_91

User-Agent

fingerprintco-occurrences
Mozilla/5.0 (Android 10; Mobile; rv:153.0) Gecko/153.0 Firefox/153.01

Country

fingerprintco-occurrences
AU · Australia1

Network (ASN)

fingerprintco-occurrences
AS136557 · Host Universal Pty Ltd1