TCP SYN (p0f)

4:114+14:0:1460:62727,9:mss,sok,ts,nop,ws:df,id+:0

first seen 2026-09-10 21:59 · last seen 2026-09-20 22:27 · JSON

Decomposed attributes

IP version4
Initial TTL114+14
Options length0
MSS1460
Window size62727
Window scale9
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
t13d3514h1_bfa337485184_678a800b22213

HTTP request (JA4H)

fingerprintco-occurrences
ge11nn050000_be0d0b335e46_000000000000_0000000000001
ge11nn07enus_0620a9ced396_000000000000_0000000000001
ge11nn07enus_c5479ee49fdc_000000000000_0000000000001

TCP SYN (JA4T)

fingerprintco-occurrences
62727_2-4-8-1-3_1460_93

User-Agent

fingerprintco-occurrences
Claude-User2
titlegrabber/1.0 (+kontak-anda@example.com)1

Country

fingerprintco-occurrences
GB · United Kingdom3

Network (ASN)

fingerprintco-occurrences
AS16509 · Amazon.com, Inc.3