TCP SYN (p0f)
4:246+9:0:1460:mss*20,6:mss,sok,ts,nop,ws:df,id+:0
first seen 2026-07-01 14:47 · last seen 2026-07-01 14:47 · JSON
Decomposed attributes
| IP version | 4 |
|---|---|
| Initial TTL | 246+9 |
| Options length | 0 |
| MSS | 1460 |
| Window size | mss*20 |
| Window scale | 6 |
| 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_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. | 32 |
HTTP request (JA4H)
| fingerprint | co-occurrences |
|---|---|
ge20nn15enus_a80081d13d36_000000000000_000000000000 | 28 |
ge20nr14enus_4600588ae5ca_000000000000_000000000000 | 4 |
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, +43 more.The fingerprint page shows the full measured match list. More on the catalog. | 20 |
1:65536;2:0;4:6291456;6:262144|15663105|3:1:0:256|m,a,s,p | 8 |
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. | 2 |
1:65536;2:0;4:6291456;6:262144|15663105|5:1:0:220|m,a,s,p Match?Exact match in Thumbprint's published controlled catalog captures: chromium 133.0.6943.16, chrome 150.0.7871.128, chromium 148.0.7778.96, +2 more.The fingerprint page shows the full measured match list. More on the catalog. | 1 |
1:65536;2:0;4:6291456;6:262144|15663105|3:1:0:220|m,a,s,p Match?Exact match in Thumbprint's published controlled catalog captures: chromium 151.0.7922.34, chromium 147.0.7727.15, chromium 145.0.7632.6, +21 more.The fingerprint page shows the full measured match list. More on the catalog. | 1 |
TCP SYN (JA4T)
| fingerprint | co-occurrences |
|---|---|
29200_2-4-8-1-3_1460_6 | 32 |
User-Agent
Country
| fingerprint | co-occurrences |
|---|---|
US · United States | 32 |
Network (ASN)
| fingerprint | co-occurrences |
|---|---|
AS14618 · Amazon.com, Inc. | 32 |