TCP SYN (p0f)

4:54+10:0:1412:mss*29,11:mss,sok,ts,nop,ws:df,id+:0

first seen 2026-07-19 16:27 · last seen 2026-07-19 16:27 · JSON

Decomposed attributes

IP version4
Initial TTL54+10
Options length0
MSS1412
Window sizemss*29
Window scale11
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
t13i170900_5b57614c22b0_78e6aca7449b2

HTTP request (JA4H)

fingerprintco-occurrences
ge11nn070000_f1c095c421c4_000000000000_0000000000001
ge11nn050000_7426b1434792_000000000000_0000000000001

TCP SYN (JA4T)

fingerprintco-occurrences
42340_2-4-8-1-3_1412_112

User-Agent

fingerprintco-occurrences
libredtail-http2

Country

fingerprintco-occurrences
NL · Netherlands2

Network (ASN)

fingerprintco-occurrences
AS215439 · PLAY2GO INTERNATIONAL LIMITED2