TCP SYN (p0f)

6:48+16:0:1432:mss*45,8:mss,nop,ws,nop,nop,sok:flow:0

first seen 2026-08-12 15:30 · last seen 2026-08-12 15:30 · JSON

Decomposed attributes

IP version6
Initial TTL48+16
Options length0
MSS1432
Window sizemss*45
Window scale8
Options layoutmss,nop,ws,nop,nop,sok
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
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

HTTP request (JA4H)

fingerprintco-occurrences
ge11nn17vi00_8401f2b2f81b_000000000000_0000000000001

TCP SYN (JA4T)

fingerprintco-occurrences
64800_2-1-3-1-1-4_1432_81

User-Agent

fingerprintco-occurrences
Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/142.0.0.0 Safari/537.361

Country

fingerprintco-occurrences
VN · Vietnam1

Network (ASN)

fingerprintco-occurrences
AS7552 · Viettel Group1