TCP SYN (p0f)

4:47+17:0:1424:59220,9:mss,sok,ts,nop,ws:df,id+:0

first seen 2026-10-31 01:08 · last seen 2026-10-31 01:08 · JSON

Last 7 days (1 observations)

Decomposed attributes

IP version4
Initial TTL47+17
Options length0
MSS1424
Window size59220
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
t13d1516h2_8daaf6152771_02713d6af862 Match?Exact match in Thumbprint's published controlled catalog captures: chromium 131.0.6778.33, chromium 134.0.6998.35, chromium 133.0.6943.16.The fingerprint page shows the full measured match list. More on the catalog.1

HTTP request (JA4H)

fingerprintco-occurrences
ge20cr12zhcn_60f823d07c94_000000000000_0000000000001

HTTP/2 frames (Akamai)

fingerprintco-occurrences
1:65536;2:0;4:6291456;6:262144|15663105|1:1:0:256|m,a,s,p Match?Exact match in Thumbprint's published controlled catalog captures: chromium 131.0.6778.33, chromium 151.0.7922.34, chrome 151.0.7922.137, +57 more.The fingerprint page shows the full measured match list. More on the catalog.1

TCP SYN (JA4T)

fingerprintco-occurrences
59220_2-4-8-1-3_1424_91

User-Agent

fingerprintco-occurrences
Mozilla/5.0 (Macintosh; Intel Mac OS X 10_15_7) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/123.0.0.0 Safari/537.361

Country

fingerprintco-occurrences
SG · Singapore1

Network (ASN)

fingerprintco-occurrences
AS132203 · Tencent Building, Kejizhongyi Avenue1

TLS supported groups

fingerprintco-occurrences
0a0a,001d,0017,00181