TCP SYN (p0f)

4:50+14:0:1460:63443,7:mss,nop,nop,sok,nop,nop,ts,nop,ws:df,id+:0

first seen 2026-08-16 12:13 · last seen 2026-08-16 12:13 · JSON

Decomposed attributes

IP version4
Initial TTL50+14
Options length0
MSS1460
Window size63443
Window scale7
Options layoutmss,nop,nop,sok,nop,nop,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_fd2827074311_000000000000_0000000000001
ge11nn050000_7c1f178bff36_000000000000_0000000000001

TCP SYN (JA4T)

fingerprintco-occurrences
63443_2-1-1-4-1-1-8-1-3_1460_72

User-Agent

fingerprintco-occurrences
libredtail-http2

Country

fingerprintco-occurrences
KR · South Korea2

Network (ASN)

fingerprintco-occurrences
AS4766 · Korea Telecom2