User-Agent

okhttp/4.9.2

first seen 2026-09-17 20:21 · last seen 2026-09-18 17:53 · JSON

Decomposed attributes

Browser / client	`okhttp 4.9.2`
Note	`inferred 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)

fingerprint	co-occurrences
`t13d1513h2_8daaf6152771_eca864cca44a`	20
`t13d1514h2_8daaf6152771_43ade6aba3df`	3

HTTP request (JA4H)

fingerprint	co-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.	23

HTTP/2 frames (Akamai)

fingerprint	co-occurrences
`4:16777216\|16711681\|0\|m,p,a,s`	23

TCP SYN (p0f)

fingerprint	co-occurrences
`4:48+16:0:1460:mss*44,10:mss,sok,ts,nop,ws:df,id+:0`	9
`4:54+10:0:1460:mss*44,10:mss,sok,ts,nop,ws:df,id+:0`	7
`4:49+15:0:1460:mss*44,10:mss,sok,ts,nop,ws:df,id+:0`	4
`4:50+14:0:1460:mss*44,10:mss,sok,ts,nop,ws:df,id+:0`	3

TCP SYN (JA4T)

fingerprint	co-occurrences
`64240_2-4-8-1-3_1460_10`	23

Country

fingerprint	co-occurrences
`US` · United States	16
`NL` · Netherlands	7

Network (ASN)

fingerprint	co-occurrences
`AS132892` · Cloudflare, Inc.	16
`AS202623` · Cloudflare Inc	7