TCP SYN (p0f)

4:241+14:0:1460:65535,8:mss,sok,ts,nop,ws:df,id+:0

first seen 2026-09-08 06:16 · last seen 2026-09-11 15:24 · JSON

Decomposed attributes

IP version4
Initial TTL241+14
Options length0
MSS1460
Window size65535
Window scale8
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
t13d1515h1_8daaf6152771_de4a06bb82e32

HTTP request (JA4H)

fingerprintco-occurrences
ge11nn13enus_9db22d02e17a_000000000000_0000000000002

TCP SYN (JA4T)

fingerprintco-occurrences
65535_2-4-8-1-3_1460_82

User-Agent

fingerprintco-occurrences
Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/104.0.0.0 Safari/537.361
Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/99.0.4844.51 Safari/537.361

Country

fingerprintco-occurrences
US · United States1
GD · Grenada1

Network (ASN)

fingerprintco-occurrences
AS395561 · Digicel St.Lucia Ltd1
AS397412 · Ezee Fiber1