TCP SYN (p0f)

6:51+13:0:1440:mss*30,10:mss,nop,nop,sok,nop,ws:flow:0

first seen 2026-09-03 10:38 · last seen 2026-09-23 00:50 · JSON

Decomposed attributes

IP version6
Initial TTL51+13
Options length0
MSS1440
Window sizemss*30
Window scale10
Options layoutmss,nop,nop,sok,nop,ws
Quirksflow
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
t13d131000_f57a46bbacb6_e7c285222651 Match?Exact match in Thumbprint's published controlled catalog captures: go-net/http 1.23.12.The fingerprint page shows the full measured match list. More on the catalog.3
t13d311100_e8f1e7e78f70_d41ae481755e Match?Exact match in Thumbprint's published controlled catalog captures: rust-hyper 1.11.1, rust-hyper 1.12.0, rust-hyper 1.11.0, +1 more.The fingerprint page shows the full measured match list. More on the catalog.1

HTTP request (JA4H)

fingerprintco-occurrences
ge11nn050000_3658ef221638_000000000000_000000000000 Match?Exact match in Thumbprint's published controlled catalog captures: wget 1.21.4, wget 1.25.0, wget 1.21.3.The fingerprint page shows the full measured match list. More on the catalog.3
ge11nn050000_ea6f06182064_000000000000_0000000000001

TCP SYN (JA4T)

fingerprintco-occurrences
43200_2-1-1-4-1-3_1440_104

User-Agent

fingerprintco-occurrences
Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/126.0.0.0 Safari/537.364

Country

fingerprintco-occurrences
US · United States4

Network (ASN)

fingerprintco-occurrences
AS26347 · New Dream Network, LLC4