TCP SYN (p0f)

4:54+10:0:1460:mss*30,12:mss,sok,ts,nop,ws:df,id+,ts2+:0

first seen 2026-07-06 13:15 · last seen 2026-07-06 13:28 · JSON

Decomposed attributes

IP version4
Initial TTL54+10
Options length0
MSS1460
Window sizemss*30
Window scale12
Options layoutmss,sok,ts,nop,ws
Quirksdf,id+,ts2+
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
t13d1011h2_18ef40b21276_879711aa9f162

HTTP request (JA4H)

fingerprintco-occurrences
ge20nn14enus_068ebe3632ec_000000000000_0000000000002

HTTP/2 frames (Akamai)

fingerprintco-occurrences
0|00|0|m,s,a,p2

TCP SYN (JA4T)

fingerprintco-occurrences
43440_2-4-8-1-3_1460_122

User-Agent

fingerprintco-occurrences
curl/8.7.12

Country

fingerprintco-occurrences
FR · France2

Network (ASN)

fingerprintco-occurrences
AS211590 · Bucklog SARL2