TCP SYN (p0f)
6:240+15:0:1400:65535,9:mss,sok,ts,nop,ws:flow:0
first seen 2026-07-06 02:29 · last seen 2026-07-06 02:29 · JSON
Decomposed attributes
| IP version | 6 |
| Initial TTL | 240+15 |
| Options length | 0 |
| MSS | 1400 |
| Window size | 65535 |
| Window scale | 9 |
| Options layout | mss,sok,ts,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_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)
HTTP/2 frames (Akamai)
TCP SYN (JA4T)
User-Agent
Country
| fingerprint | co-occurrences |
ID · Indonesia | 1 |
Network (ASN)
| fingerprint | co-occurrences |
AS24203 · PT XL Axiata | 1 |
Cross-transport links
TLS ClientHello fingerprints observed from the same client via the beacon's correlation id on the other transport (e.g. this stack over TCP ↔ that stack over QUIC).