TCP SYN (p0f)
6:239+16:0:1300:65535,9:mss,sok,nop,nop,nop,nop,nop,nop,nop,nop,nop,nop,nop,ws:flow:0
first seen 2026-09-27 13:10 · last seen 2026-09-27 13:10 · JSON
Decomposed attributes
| IP version | 6 |
|---|---|
| Initial TTL | 239+16 |
| Options length | 0 |
| MSS | 1300 |
| Window size | 65535 |
| Window scale | 9 |
| Options layout | mss,sok,nop,nop,nop,nop,nop,nop,nop,nop,nop,nop,nop,ws |
| Quirks | flow |
| 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_806a8c22fdea Match?Exact match in Thumbprint's published controlled catalog captures: chrome 150.0.7871.187, chrome 151.0.7922.137, chromium 151.0.7922.34, +28 more.The fingerprint page shows the full measured match list. More on the catalog. | 3 |
HTTP request (JA4H)
| fingerprint | co-occurrences |
|---|---|
ge20nn14zhcn_00c893c2b404_000000000000_000000000000 | 1 |
ge20nr14zhcn_e6dae214b9be_000000000000_000000000000 | 1 |
ge20nn12zhcn_c0858481ddaa_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, +57 more.The fingerprint page shows the full measured match list. More on the catalog. | 2 |
1:65536;2:0;4:6291456;6:262144|15663105|7:1:0:256|m,a,s,p | 1 |
TCP SYN (JA4T)
| fingerprint | co-occurrences |
|---|---|
65535_2-4-1-1-1-1-1-1-1-1-1-1-1-3_1300_9 | 3 |
User-Agent
Country
| fingerprint | co-occurrences |
|---|---|
CN · China | 3 |
Network (ASN)
| fingerprint | co-occurrences |
|---|---|
AS9808 · China Mobile Communications Group Co., Ltd. | 3 |