TCP SYN (p0f)

4:47+17:0:1414:mss*22,7:mss,sok,ts,nop,ws:df,id+:0

first seen 2026-06-29 23:26 · last seen 2026-06-30 19:27 · JSON

Decomposed attributes

IP version4
Initial TTL47+17
Options length0
MSS1414
Window sizemss*22
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
t13d3714h1_91ec122131b4_97a66a8f4cb16

HTTP request (JA4H)

fingerprintco-occurrences
he11nn050000_b223a0ebb0b5_000000000000_0000000000003
ge11nn050000_b223a0ebb0b5_000000000000_000000000000 Match?Exact match in Thumbprint's published controlled catalog captures: python-requests 2.34.2, python-requests 2.33.1, python-requests 2.32.3.The fingerprint page shows the full measured match list. More on the catalog.3

TCP SYN (JA4T)

fingerprintco-occurrences
32120_2-4-8-1-3_1414_76

User-Agent

fingerprintco-occurrences
Mozilla/5.0 (iPhone; CPU iPhone OS 14_2 like Mac OS X) AppleWebKit/605.1.15 (KHTML, like Gecko) CriOS/83.0.4103.88 Mobile/15E148 Safari/604.16

Country

fingerprintco-occurrences
JP · Japan6

Network (ASN)

fingerprintco-occurrences
AS9595 · NTT-ME Corporation6