TCP SYN (JA4T)
64240_2-4-8-1-3_1379_10
first seen 2026-08-08 11:06 · last seen 2026-08-08 11:06 · JSON
Decomposed attributes
| TCP window | 64240 |
|---|---|
| Option kinds | 2-4-8-1-3 |
| MSS | 1379 |
| Window scale | 10 |
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 |
|---|---|
t13d171000_5b57614c22b0_78e6aca7449b | 2 |
t13d3112h2_e8f1e7e78f70_b26ce05bbdd6 Match?Exact match in Thumbprint's published controlled catalog captures: curl 8.5.0, php-curl 7.88.1.The fingerprint page shows the full measured match list. More on the catalog. | 2 |
t13d3112h1_e8f1e7e78f70_b26ce05bbdd6 Match?Exact match in Thumbprint's published controlled catalog captures: php-guzzle 8.1.0, php-guzzle 8.0.2, php-guzzle 7.14.2, +6 more.The fingerprint page shows the full measured match list. More on the catalog. | 1 |
t13d311100_e8f1e7e78f70_b26ce05bbdd6 | 1 |
HTTP request (JA4H)
| fingerprint | co-occurrences |
|---|---|
ge11nn050000_2469c960a647_000000000000_000000000000 | 2 |
ge20nn020000_5594a17e7e7e_000000000000_000000000000 Match?Exact match in Thumbprint's published controlled catalog captures: curl 8.7.1, curl 8.5.0, curl 8.18.0, +9 more.The fingerprint page shows the full measured match list. More on the catalog. | 2 |
ge11nn030000_fe444ad14866_000000000000_000000000000 Match?Exact match in Thumbprint's published controlled catalog captures: curl 8.16.0.The fingerprint page shows the full measured match list. More on the catalog. | 2 |
HTTP/2 frames (Akamai)
| fingerprint | co-occurrences |
|---|---|
3:100;4:10485760;2:0|1048510465|0|m,s,a,p Match?Exact match in Thumbprint's published controlled catalog captures: curl 8.7.1, curl 8.5.0.The fingerprint page shows the full measured match list. More on the catalog. | 2 |
TCP SYN (p0f)
| fingerprint | co-occurrences |
|---|---|
4:46+18:0:1379:mss*44,10:mss,sok,ts,nop,ws:df,id+:0 | 6 |
User-Agent
| fingerprint | co-occurrences |
|---|---|
curl/8.5.0 | 4 |
Claude-User (claude-code/2.1.226; +https://support.anthropic.com/) | 2 |
Country
| fingerprint | co-occurrences |
|---|---|
CZ · Czechia | 6 |
Network (ASN)
| fingerprint | co-occurrences |
|---|---|
AS29208 · Quantcom, a.s. | 6 |