TCP SYN (p0f)
4:50+14:0:1452:mss*44,11:mss,sok,ts,nop,ws:df,id+:0
first seen 2026-08-28 16:39 · last seen 2026-08-28 16:39 · JSON
Decomposed attributes
| IP version | 4 |
|---|
| Initial TTL | 50+14 |
|---|
| Options length | 0 |
|---|
| MSS | 1452 |
|---|
| Window size | mss*44 |
|---|
| Window scale | 11 |
|---|
| 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)
HTTP request (JA4H)
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 |
2:0;4:4194304;5:16384;6:10485760|1073741824|0|a,m,p,s Match?Exact match in Thumbprint's published controlled catalog captures: go-net/http 1.26.6, go-net/http 1.26.10, go-net/http 1.26.9, +8 more.The fingerprint page shows the full measured match list. More on the catalog. | 1 |
TCP SYN (JA4T)
User-Agent
Country
| fingerprint | co-occurrences |
|---|
RU · Russia | 2 |
Network (ASN)
| fingerprint | co-occurrences |
|---|
AS57378 · JSC ER-Telecom Holding | 2 |