TCP SYN (p0f)
6:44+20:0:1440:65535,6:mss,nop,ws,nop,nop,ts,sok,eol+1:flow:0
first seen 2026-07-01 16:08 · last seen 2026-07-06 19:51 · JSON
Decomposed attributes
| IP version | 6 |
|---|---|
| Initial TTL | 44+20 |
| Options length | 0 |
| MSS | 1440 |
| Window size | 65535 |
| Window scale | 6 |
| Options layout | mss,nop,ws,nop,nop,ts,sok,eol+1 |
| 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 |
|---|---|
t13d1712h1_ab0a1bf427ad_8e6e362c5eac | 2 |
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. | 1 |
HTTP request (JA4H)
| fingerprint | co-occurrences |
|---|---|
ge11nn050000_be0d0b335e46_000000000000_000000000000 | 2 |
ge20nr12enus_54b4638ab28b_000000000000_000000000000 Match?Exact match in Thumbprint's published controlled catalog captures: chrome 150.0.7871.187, chrome 152.0.7977.83, chrome 151.0.7922.137, +61 more.The fingerprint page shows the full measured match list. More on the catalog. | 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 152.0.7977.83, +85 more.The fingerprint page shows the full measured match list. More on the catalog. | 1 |
TCP SYN (JA4T)
| fingerprint | co-occurrences |
|---|---|
65535_2-1-3-1-1-8-4-0-0_1440_6 | 3 |
User-Agent
Country
| fingerprint | co-occurrences |
|---|---|
US · United States | 3 |
Network (ASN)
| fingerprint | co-occurrences |
|---|---|
AS7922 · Comcast Cable Communications, LLC | 2 |
AS14478 · Recurse Center | 1 |