TCP SYN (p0f)

4:116+12:0:1452:65535,1:mss,nop,ws,nop,nop,sok:df,id+:0

first seen 2026-09-19 16:01 · last seen 2026-09-19 18:52 · JSON

Decomposed attributes

IP version4
Initial TTL116+12
Options length0
MSS1452
Window size65535
Window scale1
Options layoutmss,nop,ws,nop,nop,sok
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
t13d311000_e8f1e7e78f70_518fb456ca596

HTTP request (JA4H)

fingerprintco-occurrences
ge11nr13enus_70d5dd67578b_000000000000_0000000000003
ge11nn13enus_70d5dd67578b_000000000000_0000000000003

TCP SYN (JA4T)

fingerprintco-occurrences
65535_2-1-3-1-1-4_1452_16

User-Agent

fingerprintco-occurrences
Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/133.0.0.0 Safari/537.36 OPR/118.0.0.04
Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/134.0.0.0 Safari/537.362

Country

fingerprintco-occurrences
IN · India6

Network (ASN)

fingerprintco-occurrences
AS134375 · Fusionnet Web Services Limited6