User-Agent

ktor-client

first seen 2026-09-01 00:03 · last seen 2026-09-01 00:08 · JSON

Distinct clients per day (last 30 days, peak 2/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

Browser / clientktor-client
Noteinferred from the self-declared string — a claim, not a measurement; compare with the wire fingerprints above

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)

fingerprintco-occurrences
t13d1513h2_8daaf6152771_2abe4cb145372

HTTP request (JA4H)

fingerprintco-occurrences
ge20nr110000_06a5f95e5d46_000000000000_0000000000002

HTTP/2 frames (Akamai)

fingerprintco-occurrences
1:4096;2:1;4:16777216;6:16384|00|0|m,p,a,s2

TCP SYN (p0f)

fingerprintco-occurrences
4:114+14:0:1460:65535,8:mss,nop,ws,sok,ts:df,id+:01
4:53+11:0:1460:65535,6:mss,sok,ts,nop,ws:df,id+:01

TCP SYN (JA4T)

fingerprintco-occurrences
65535_2-1-3-4-8_1460_81
65535_2-4-8-1-3_1460_61

Country

fingerprintco-occurrences
RU · Russia2

Network (ASN)

fingerprintco-occurrences
AS29031 · Lugansk Telephone Company LLC1
AS56420 · JSC ER-Telecom Holding1