TCP SYN (JA4T)
64925_2-4-8-1-3_1225_7
first seen 2026-07-12 03:37 · last seen 2026-07-12 03:57 · JSON
Decomposed attributes
| TCP window | 64925 |
|---|---|
| Option kinds | 2-4-8-1-3 |
| MSS | 1225 |
| Window scale | 7 |
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)
| fingerprint | co-occurrences |
|---|---|
t13d1516h2_8daaf6152771_d8a2da3f94cd Match?Exact match in Thumbprint's published controlled catalog captures: chromium 149.0.7827.102, chrome 149.0.7827.102, chrome 149.0.7827.156, +25 more.The fingerprint page shows the full measured match list. More on the catalog. | 4 |
HTTP request (JA4H)
| fingerprint | co-occurrences |
|---|---|
ge20nr12enus_54b4638ab28b_000000000000_000000000000 Match?Exact match in Thumbprint's published controlled catalog captures: chrome 150.0.7871.187, chrome 151.0.7922.137, edge 151.0.4129.93, +36 more.The fingerprint page shows the full measured match list. More on the catalog. | 3 |
ge20nn13enus_9519c2577190_000000000000_000000000000 | 1 |
HTTP/2 frames (Akamai)
| fingerprint | co-occurrences |
|---|---|
1:65536;2:0;4:6291456;6:262144|15663105|1:1:0:220|m,a,s,p Match?Exact match in Thumbprint's published controlled catalog captures: chrome 150.0.7871.187, chromium 149.0.7827.102, chrome 149.0.7827.102, +59 more.The fingerprint page shows the full measured match list. More on the catalog. | 3 |
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, +43 more.The fingerprint page shows the full measured match list. More on the catalog. | 1 |
TCP SYN (p0f)
| fingerprint | co-occurrences |
|---|---|
6:47+17:0:1225:mss*53,7:mss,sok,ts,nop,ws:flow:0 | 4 |
User-Agent
| fingerprint | co-occurrences |
|---|---|
Mozilla/5.0 (X11; Linux x86_64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/147.0.0.0 Safari/537.36 | 4 |
Country
| fingerprint | co-occurrences |
|---|---|
SE · Sweden | 4 |
Network (ASN)
| fingerprint | co-occurrences |
|---|---|
AS39351 · 31173 Services AB | 4 |
Cross-transport links
TLS ClientHello fingerprints observed from the same client via the beacon's correlation id on the other transport (e.g. this stack over TCP ↔ that stack over QUIC).
| fingerprint | linked observations |
|---|---|
q13d0311h3_55b375c5d22e_653d80c3fe9d | 3 |