TCP SYN (p0f)

4:241+14:0:1440:mss*10,9:mss,nop,ws,sok,ts:df,id+:0

first seen 2026-08-29 17:57 · last seen 2026-08-30 03:11 · JSON

Distinct clients per day (last 30 days, peak 1/day)

Distinct clients are counted by IP-hash per complete UTC day — unlike observation counts this is insensitive to one chatty client, but NAT merges clients and address rotation splits them.

Decomposed attributes

IP version4
Initial TTL241+14
Options length0
MSS1440
Window sizemss*10
Window scale9
Options layoutmss,nop,ws,sok,ts
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
t13d1515h1_8daaf6152771_de4a06bb82e32

HTTP request (JA4H)

fingerprintco-occurrences
ge11nn13enus_9db22d02e17a_000000000000_0000000000002

TCP SYN (JA4T)

fingerprintco-occurrences
14400_2-1-3-4-8_1440_92

User-Agent

fingerprintco-occurrences
Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/116.0.0.0 Safari/537.362

Country

fingerprintco-occurrences
LB · Lebanon2

Network (ASN)

fingerprintco-occurrences
AS42003 · OGERO2