TCP SYN (p0f)

4:52+12:0:1410:mss*46,10:mss,sok,ts,nop,ws:df,id+:0

first seen 2026-07-02 00:07 · last seen 2026-07-02 00:07 · JSON

Decomposed attributes

IP version4
Initial TTL52+12
Options length0
MSS1410
Window sizemss*46
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
t13d3112h1_e8f1e7e78f70_6bebaf5329ac1

HTTP request (JA4H)

fingerprintco-occurrences
ge11nn030000_fe444ad14866_000000000000_000000000000 Match?Exact match in Thumbprint's published controlled catalog captures: curl 8.16.0.The fingerprint page shows the full measured match list. More on the catalog.1

TCP SYN (JA4T)

fingerprintco-occurrences
64860_2-4-8-1-3_1410_101

User-Agent

fingerprintco-occurrences
Tiny Tiny RSS/25.02-169ff6de (https://tt-rss.org/)1

Country

fingerprintco-occurrences
US · United States1

Network (ASN)

fingerprintco-occurrences
AS394056 · BIF IV1