TCP SYN (p0f)

4:45+19:0:1300:mss*50,10:mss,sok,ts,nop,ws:df,id+:0

first seen 2026-07-01 15:07 · last seen 2026-07-01 15:07 · JSON

Decomposed attributes

IP version4
Initial TTL45+19
Options length0
MSS1300
Window sizemss*50
Window scale10
Options layoutmss,sok,ts,nop,ws
Quirksdf,id+
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
t13d291400_723694b0fccc_836e3955dfc31

HTTP request (JA4H)

fingerprintco-occurrences
ge11nn060000_cf18272fb0b4_000000000000_0000000000001

TCP SYN (JA4T)

fingerprintco-occurrences
65000_2-4-8-1-3_1300_101

User-Agent

fingerprintco-occurrences
Mozilla/5.0 (X11; Linux x86_64; rv:128.0) Gecko/20100101 Firefox/128.01

Country

fingerprintco-occurrences
CH · Switzerland1

Network (ASN)

fingerprintco-occurrences
AS264617 · GRUPO PANAGLOBAL 15 S.A1