TCP SYN (p0f)

4:48+16:0:1420:mss*44,10:mss,sok,ts,nop,ws:df,id+:0

first seen 2026-09-30 16:41 · last seen 2026-09-30 16:41 · JSON

Decomposed attributes

IP version4
Initial TTL48+16
Options length0
MSS1420
Window sizemss*44
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
t13d3513h1_bfa337485184_8d7351bd871b1

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
64240_2-4-8-1-3_1420_101

User-Agent

fingerprintco-occurrences
Mozilla/5.0 (compatible; DiscoveryBot/1.0)1

Country

fingerprintco-occurrences
TN · Tunisia1

Network (ASN)

fingerprintco-occurrences
AS37492 · Orange Tunisie1