TCP SYN (p0f)

4:40+24:0:1436:mss*44,7:mss,sok,ts,nop,ws:df,id+:0

first seen 2026-06-18 16:24 · last seen 2026-06-18 16:24 · JSON

Decomposed attributes

IP version4
Initial TTL40+24
Options length0
MSS1436
Window sizemss*44
Window scale7
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
t13d131100_f57a46bbacb6_e5728521abd43

HTTP request (JA4H)

fingerprintco-occurrences
ge11nr16enus_b04cbd445730_000000000000_0000000000003

User-Agent

fingerprintco-occurrences
Mozilla/5.0 (Windows NT 6.3; WOW64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/125.0.6400.0 Safari/537.361
Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/117.0.5905.0 Safari/537.361
Mozilla/5.0 (Windows NT 6.1; WOW64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/119.0.5999.0 Safari/537.361

Country

fingerprintco-occurrences
NL · Netherlands3

Network (ASN)

fingerprintco-occurrences
AS202412 · Omegatech LTD3