TCP SYN (p0f)

6:49+15:0:1412:mss*45,8:mss,nop,ws,nop,nop,sok:flow:0

first seen 2026-09-27 21:51 · last seen 2026-09-27 21:51 · JSON

Decomposed attributes

IP version6
Initial TTL49+15
Options length0
MSS1412
Window sizemss*45
Window scale8
Options layoutmss,nop,ws,nop,nop,sok
Quirksflow
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
t12d190800_d83cc789557e_16bbda4055b21

HTTP request (JA4H)

fingerprintco-occurrences
po11nn07ptbr_7d361e250c48_000000000000_0000000000001

TCP SYN (JA4T)

fingerprintco-occurrences
64800_2-1-3-1-1-4_1412_81

User-Agent

fingerprintco-occurrences
Mozilla/5.0 (Linux; Android 10; x64) AppleWebKit/537.36 (KHTML, like Gecko) Firefox/90.0.0.0 Safari/537.361

Country

fingerprintco-occurrences
BR · Brazil1

Network (ASN)

fingerprintco-occurrences
AS61657 · Jr Net Informatica Ltda - ME1