User-Agent

okhttp/3.14.9

first seen 2026-07-13 13:35 · last seen 2026-09-18 17:51 · JSON

Decomposed attributes

Browser / clientokhttp 3.14.9
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
t13d191000_9dc949149365_e7c28522265110
t13d1513h2_8daaf6152771_eca864cca44a8
t13d1514h2_8daaf6152771_43ade6aba3df5

HTTP request (JA4H)

fingerprintco-occurrences
ge20nn020000_b89ce445e0b3_000000000000_000000000000 Match?Exact match in Thumbprint's published controlled catalog captures: go-net/http 1.21.13, go-net/http 1.27.1, go-net/http 1.27.0, +14 more.The fingerprint page shows the full measured match list. More on the catalog.13
ge11nn06zh00_d81147f3cea4_000000000000_0000000000003
ge11nn05zh00_4ee89fec50ea_000000000000_0000000000002
ge11nn07zh00_d7d6dffb19f3_000000000000_0000000000002
ge11nn05zh00_ddc401472a00_000000000000_0000000000001
ge11nn07zh00_d0d72f16fb17_000000000000_0000000000001
ge11nn06zh00_e9dea1aac148_000000000000_0000000000001

HTTP/2 frames (Akamai)

fingerprintco-occurrences
4:16777216|16711681|0|m,p,a,s13

TCP SYN (p0f)

fingerprintco-occurrences
4:50+14:0:1460:mss*29,9:mss,sok,ts,nop,ws:df,id+:05
4:49+15:0:1460:mss*29,9:mss,sok,ts,nop,ws:df,id+:05
4:48+16:0:1460:mss*44,10:mss,sok,ts,nop,ws:df,id+:04
4:54+10:0:1460:mss*44,10:mss,sok,ts,nop,ws:df,id+:04
4:50+14:0:1460:mss*44,10:mss,sok,ts,nop,ws:df,id+:03
4:49+15:0:1460:mss*44,10:mss,sok,ts,nop,ws:df,id+:02

TCP SYN (JA4T)

fingerprintco-occurrences
64240_2-4-8-1-3_1460_1013
42340_2-4-8-1-3_1460_910

Country

fingerprintco-occurrences
CN · China10
US · United States9
NL · Netherlands4

Network (ASN)

fingerprintco-occurrences
AS4134 · CHINANET BACKBONE10
AS132892 · Cloudflare, Inc.9
AS202623 · Cloudflare Inc4