User-Agent

Bun/1.4.4

first seen 2026-10-31 12:01 · last seen 2026-10-31 12:01 · JSON

Last 7 days (1 observations)

Decomposed attributes

Browser / clientBun 1.4.4
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
t13d1713h1_5b57614c22b0_7f527383e2491

HTTP request (JA4H)

fingerprintco-occurrences
ge11nn050000_ecbf4e651318_000000000000_0000000000001

TCP SYN (p0f)

fingerprintco-occurrences
4:51+13:0:1460:mss*44,7:mss,sok,ts,nop,ws:df,id+:01

TCP SYN (JA4T)

fingerprintco-occurrences
64240_2-4-8-1-3_1460_71

Country

fingerprintco-occurrences
FR · France1

Network (ASN)

fingerprintco-occurrences
AS51167 · Contabo GmbH1

TLS supported groups

fingerprintco-occurrences
11ec,001d,0017,0018 Match?Exact match in Thumbprint's published controlled catalog captures: chrome 155.0.8059.40, chrome 156.0.8078.73, chromium 156.0.8078.47, +8 more.The fingerprint page shows the full measured match list. More on the catalog.1