TCP SYN (p0f)

4:54+10:0:1260:mss*20,10:mss,sok,ts,nop,ws:df,id+:0

first seen 2026-06-17 06:37 · last seen 2026-06-17 06:37 · JSON

Decomposed attributes

IP version4
Initial TTL54+10
Options length0
MSS1260
Window sizemss*20
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
t13d311000_e8f1e7e78f70_518fb456ca591

HTTP request (JA4H)

fingerprintco-occurrences
ge11nr05enus_813e32c09d15_000000000000_0000000000001

User-Agent

fingerprintco-occurrences
Mozilla/5.0 (Macintosh; Intel Mac OS X 10_15_7) AppleWebKit/605.1.15 (KHTML, like Gecko)1

Country

fingerprintco-occurrences
US · United States1

Network (ASN)

fingerprintco-occurrences
AS52393 · Corporación Dana S.A.1