TCP SYN (p0f)

4:54+10:0:1460:62587,7:mss,sok,ts,nop,ws:df,id+:0

first seen 2026-07-02 00:16 · last seen 2026-07-02 00:16 · JSON

Decomposed attributes

IP version4
Initial TTL54+10
Options length0
MSS1460
Window size62587
Window scale7
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
t13d5212h1_b262b3658495_8e6e362c5eac Match?Exact match in Thumbprint's published controlled catalog captures: node-fetch 24.19.0, node-fetch 22.23.1, node-fetch 24.21.0, +6 more.The fingerprint page shows the full measured match list. More on the catalog.2

HTTP request (JA4H)

fingerprintco-occurrences
ge11nn09*000_873be43fca5d_000000000000_0000000000001
he11nn09*000_873be43fca5d_000000000000_0000000000001

TCP SYN (JA4T)

fingerprintco-occurrences
62587_2-4-8-1-3_1460_72

User-Agent

fingerprintco-occurrences
node2

Country

fingerprintco-occurrences
US · United States2

Network (ASN)

fingerprintco-occurrences
AS16509 · Amazon.com, Inc.2