TCP SYN (p0f)
4:42+22:0:1360:65535,8:mss,sok,ts,nop,ws:df,id+:0
first seen 2026-07-22 13:13 · last seen 2026-08-31 16:52 · JSON
Distinct clients per day (last 30 days, peak 1/day)
Distinct clients are counted by IP-hash per complete UTC day — unlike observation counts this is insensitive to one chatty client, but NAT merges clients and address rotation splits them.
Decomposed attributes
| IP version | 4 |
|---|---|
| Initial TTL | 42+22 |
| Options length | 0 |
| MSS | 1360 |
| Window size | 65535 |
| Window scale | 8 |
| 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 |
|---|---|
t13d4412h1_fd39b124ee10_58ed7828516f | 6 |
t13d1515h1_8daaf6152771_0a20fe35d3a5 | 1 |
HTTP request (JA4H)
| fingerprint | co-occurrences |
|---|---|
ge11nn050000_b223a0ebb0b5_000000000000_000000000000 Match?Exact match in Thumbprint's published controlled catalog captures: python-requests 2.34.2, python-requests 2.33.1, python-requests 2.32.3.The fingerprint page shows the full measured match list. More on the catalog. | 6 |
ge11nn13enus_9db22d02e17a_000000000000_000000000000 | 1 |
TCP SYN (JA4T)
| fingerprint | co-occurrences |
|---|---|
65535_2-4-8-1-3_1360_8 | 7 |
User-Agent
Country
| fingerprint | co-occurrences |
|---|---|
BD · Bangladesh | 2 |
KZ · Kazakhstan | 1 |
AT · Austria | 1 |
AE · United Arab Emirates | 1 |
UZ · Uzbekistan | 1 |
LB · Lebanon | 1 |
Network (ASN)
| fingerprint | co-occurrences |
|---|---|
AS14593 · Space Exploration Technologies Corporation | 1 |
AS15802 · Emirates Integrated Telecommunications Company PJSC | 1 |
AS43824 · Masco Group LLC | 1 |
AS24389 · GrameenPhone Ltd. | 1 |
AS200590 · NLS Kazakhstan LLC | 1 |
AS8412 · T-Mobile Austria GmbH | 1 |
AS41202 · UNITEL LLC | 1 |