TCP SYN (p0f)

4:39+25:0:1460:mss*29,6:mss,sok,ts,nop,ws:df,id+:0

first seen 2026-09-08 02:35 · last seen 2026-09-08 02:35 · JSON

Decomposed attributes

IP version4
Initial TTL39+25
Options length0
MSS1460
Window sizemss*29
Window scale6
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_0a20fe35d3a51

HTTP request (JA4H)

fingerprintco-occurrences
ge11nn13enus_9db22d02e17a_000000000000_0000000000001

TCP SYN (JA4T)

fingerprintco-occurrences
42340_2-4-8-1-3_1460_61

User-Agent

fingerprintco-occurrences
Mozilla/5.0 (Macintosh; Intel Mac OS X 10_15_7) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/120.0.0.0 Safari/537.361

Country

fingerprintco-occurrences
IL · Israel1

Network (ASN)

fingerprintco-occurrences
AS12849 · Hot-Net internet services Ltd.1