User-Agent

ktor-client

first seen 2026-09-01 00:03 · last seen 2026-09-18 17:52 · JSON

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
t12d070400_67e63544eb68_b4ef8340317f12
t13d1513h2_8daaf6152771_eca864cca44a7
t13d1514h2_8daaf6152771_43ade6aba3df3
t13d1513h2_8daaf6152771_2abe4cb145372

HTTP request (JA4H)

fingerprintco-occurrences
ge11nn030000_0d34275228c4_000000000000_00000000000012
ge20nn030000_80b089f68b8e_000000000000_00000000000010
ge20nr110000_06a5f95e5d46_000000000000_0000000000002

HTTP/2 frames (Akamai)

fingerprintco-occurrences
4:16777216|16711681|0|m,p,a,s10
1:4096;2:1;4:16777216;6:16384|00|0|m,p,a,s2

TCP SYN (p0f)

fingerprintco-occurrences
4:48+16:0:1460:mss*44,10:mss,sok,ts,nop,ws:df,id+:09
4:50+14:0:1460:mss*44,10:mss,sok,ts,nop,ws:df,id+:05
4:54+10:0:1460:mss*44,10:mss,sok,ts,nop,ws:df,id+:05
6:52+12:0:1440:mss*45,10:mss,sok,ts,nop,ws:flow:02
4:49+15:0:1460:mss*44,10:mss,sok,ts,nop,ws:df,id+:01
4:53+11:0:1460:65535,6:mss,sok,ts,nop,ws:df,id+:01
4:114+14:0:1460:65535,8:mss,nop,ws,sok,ts:df,id+:01

TCP SYN (JA4T)

fingerprintco-occurrences
64240_2-4-8-1-3_1460_1020
64800_2-4-8-1-3_1440_102
65535_2-4-8-1-3_1460_61
65535_2-1-3-4-8_1460_81

Country

fingerprintco-occurrences
US · United States16
NL · Netherlands6
RU · Russia2

Network (ASN)

fingerprintco-occurrences
AS132892 · Cloudflare, Inc.16
AS202623 · Cloudflare Inc6
AS29031 · Lugansk Telephone Company LLC1
AS56420 · JSC ER-Telecom Holding1