TCP SYN (p0f)

4:112+16:0:1460:mss*44,9:mss,sok,ts,nop,ws:df,id+:0

first seen 2026-09-22 19:39 · last seen 2026-09-22 19:39 · JSON

Decomposed attributes

IP version4
Initial TTL112+16
Options length0
MSS1460
Window sizemss*44
Window scale9
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
t13d591000_a33745022dd6_1f22a2ca17c43

HTTP request (JA4H)

fingerprintco-occurrences
ge11nn040000_487c3246ac94_000000000000_0000000000001
ge11nn050000_09082fd1656c_000000000000_0000000000001
he11nn040000_487c3246ac94_000000000000_0000000000001

TCP SYN (JA4T)

fingerprintco-occurrences
64240_2-4-8-1-3_1460_93

User-Agent

fingerprintco-occurrences
got (https://github.com/sindresorhus/got)3

Country

fingerprintco-occurrences
US · United States3

Network (ASN)

fingerprintco-occurrences
AS14618 · Amazon.com, Inc.3