TCP SYN (p0f)

4:241+14:0:1388:14000,9:mss,nop,ws,sok,ts:df,id+,ts2+:0

first seen 2026-09-25 18:41 · last seen 2026-09-25 18:41 · JSON

Decomposed attributes

IP version4
Initial TTL241+14
Options length0
MSS1388
Window size14000
Window scale9
Options layoutmss,nop,ws,sok,ts
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
t13d4312h1_c7886603b240_b26ce05bbdd61

HTTP request (JA4H)

fingerprintco-occurrences
ge11nn050000_b223a0ebb0b5_000000000000_000000000000 Match?Exact match in Thumbprint's published controlled catalog captures: python-requests 2.34.2, python-requests 2.33.1, python-requests 2.32.3.The fingerprint page shows the full measured match list. More on the catalog.1

TCP SYN (JA4T)

fingerprintco-occurrences
14000_2-1-3-4-8_1388_91

User-Agent

fingerprintco-occurrences
Mozilla/5.0 (Macintosh; Intel Mac OS X 10_15_7) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/142.0.0.0 Safari/537.361

Country

fingerprintco-occurrences
LB · Lebanon1

Network (ASN)

fingerprintco-occurrences
AS42003 · OGERO1