Network (ASN)
AS17638
first seen 2026-06-14 17:28 · last seen 2026-09-12 18:39 · JSON
Last 7 days (4 observations)
Distinct clients per day (last 30 days, peak 3/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
| Network name | ASN for TIANJIN Provincial Net of CT |
|---|---|
| Domain | cndata.com |
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 |
|---|---|
t13d4312h1_c7886603b240_b26ce05bbdd6 | 7 |
t13d1516h3_8daaf6152771_d8a2da3f94cd | 4 |
t13d191000_9dc949149365_e7c285222651 | 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. | 7 |
ge20nr13zhcn_50f953bbeac5_000000000000_000000000000 | 3 |
ge11nn020000_3ed38b250d3d_000000000000_000000000000 | 1 |
ge20nr12zhcn_ec42c49253c7_000000000000_000000000000 | 1 |
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. | 4 |
TCP SYN (p0f)
TCP SYN (JA4T)
| fingerprint | co-occurrences |
|---|---|
64240_2-4-8-1-3_1400_7 | 4 |
29200_2-4-8-1-3_1400_7 | 3 |
29200_2-4-8-1-3_1460_7 | 1 |
User-Agent
Country
| fingerprint | co-occurrences |
|---|---|
CN · China | 12 |