TCP SYN (p0f)

4:42+22:0:1440:29184,7:mss,sok,ts,nop,ws:df:0

first seen 2026-07-01 15:49 · last seen 2026-07-01 15:49 · JSON

Decomposed attributes

IP version4
Initial TTL42+22
Options length0
MSS1440
Window size29184
Window scale7
Options layoutmss,sok,ts,nop,ws
Quirksdf
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
t13d1813h1_85036bcba153_d339722ba4af1

HTTP request (JA4H)

fingerprintco-occurrences
ge11nn040000_5b1e8b5f4d2d_000000000000_0000000000001

TCP SYN (JA4T)

fingerprintco-occurrences
29184_2-4-8-1-3_1440_71

User-Agent

fingerprintco-occurrences
Mozilla/5.0 (Macintosh; Intel Mac OS X 10_15_7)1

Country

fingerprintco-occurrences
US · United States1

Network (ASN)

fingerprintco-occurrences
AS8075 · Microsoft Corporation1