TCP SYN (p0f)
4:48+16:0:1300:mss*44,7:mss,sok,ts,nop,ws:df,id+:0
first seen 2026-08-19 12:36 · last seen 2026-09-21 18:02 · JSON
Decomposed attributes
| IP version | 4 |
|---|---|
| Initial TTL | 48+16 |
| Options length | 0 |
| MSS | 1300 |
| Window size | mss*44 |
| Window scale | 7 |
| Options layout | mss,sok,ts,nop,ws |
| Quirks | df,id+ |
| Payload class | 0 |
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_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 |
t13d4312h1_c7886603b240_b26ce05bbdd6 | 1 |
HTTP request (JA4H)
| fingerprint | co-occurrences |
|---|---|
ge11nn050000_b223a0ebb0b5_000000000000_000000000000 Match?Exact match in Thumbprint's published controlled catalog captures: python-requests 2.34.2, python-requests 2.33.1, python-requests 2.32.3.The fingerprint page shows the full measured match list. More on the catalog. | 1 |
ge20nr13enus_e2ac93ffb364_000000000000_000000000000 | 1 |
HTTP/2 frames (Akamai)
| fingerprint | co-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, +58 more.The fingerprint page shows the full measured match list. More on the catalog. | 1 |
TCP SYN (JA4T)
| fingerprint | co-occurrences |
|---|---|
64240_2-4-8-1-3_1300_7 | 2 |
User-Agent
Country
| fingerprint | co-occurrences |
|---|---|
TW · Taiwan | 1 |
AR · Argentina | 1 |
Network (ASN)
| fingerprint | co-occurrences |
|---|---|
AS28111 · Grupo Solunet SRL | 1 |
AS134823 · Sky Digital Co., Ltd. | 1 |