TCP SYN (p0f)

4:47+17:0:1372:mss*44,7:mss,sok,ts,nop,ws:df,id+:0

first seen 2026-08-17 22:25 · last seen 2026-08-17 22:31 · JSON

Decomposed attributes

IP version4
Initial TTL47+17
Options length0
MSS1372
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
t13d1516h2_8daaf6152771_e5627efa2ab11
t13d1410h2_8d02cddff4d4_5603904660151

HTTP request (JA4H)

fingerprintco-occurrences
ge20nn12enus_60f823d07c94_000000000000_0000000000001
ge20nn04enus_989c7cc05c9b_000000000000_0000000000001

HTTP/2 frames (Akamai)

fingerprintco-occurrences
1:65536;3:1000;4:6291456;6:262144|15663105|1:1:0:256|m,a,s,p1
1:65536;2:0;4:6291456;6:262144;4:1048576|15663105|1:0:0:256|m,a,s,p1

TCP SYN (JA4T)

fingerprintco-occurrences
64240_2-4-8-1-3_1372_72

User-Agent

fingerprintco-occurrences
Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/135.0.0.0 Safari/537.36 Edg/135.0.0.01
Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/135.0.0.8 Safari/537.361

Country

fingerprintco-occurrences
US · United States2

Network (ASN)

fingerprintco-occurrences
AS22773 · Cox Communications Inc.2