TCP SYN (p0f)

4:116+12:0:1460:mss*44,7:mss,sok,ts,nop,ws:df,id+:0

first seen 2026-07-01 14:44 · last seen 2026-07-02 04:07 · JSON

Decomposed attributes

IP version4
Initial TTL116+12
Options length0
MSS1460
Window sizemss*44
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.1
t13d1812h1_85036bcba153_b26ce05bbdd61

HTTP request (JA4H)

fingerprintco-occurrences
ge11nn060000_65e195bbc80c_000000000000_0000000000001
ge11nn09*000_e1aaf83a0e7b_000000000000_0000000000001

TCP SYN (JA4T)

fingerprintco-occurrences
64240_2-4-8-1-3_1460_72

User-Agent

fingerprintco-occurrences
node1
EveryoneSocialBot1

Country

fingerprintco-occurrences
US · United States2

Network (ASN)

fingerprintco-occurrences
AS14618 · Amazon.com, Inc.2