TCP SYN (p0f)

4:51+13:0:1396:65535,8:mss,sok,ts,nop,ws:df,id+:0

first seen 2026-09-03 10:41 · last seen 2026-09-03 10:41 · JSON

Decomposed attributes

IP version4
Initial TTL51+13
Options length0
MSS1396
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_0a20fe35d3a51

HTTP request (JA4H)

fingerprintco-occurrences
ge11nn14enus_4a2973d235de_000000000000_0000000000001

TCP SYN (JA4T)

fingerprintco-occurrences
65535_2-4-8-1-3_1396_81

User-Agent

fingerprintco-occurrences
Mozilla/5.0 (Macintosh; Intel Mac OS X 10_15_7) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/136.0.0.0 Safari/537.361

Country

fingerprintco-occurrences
GR · Greece1

Network (ASN)

fingerprintco-occurrences
AS3329 · Vodafone-panafon Hellenic Telecommunications Company SA1