User-Agent

Claude-User (claude-code/2.1.181; +https://support.anthropic.com/)

first seen 2026-06-23 17:08 · last seen 2026-06-23 17:08 · JSON

Decomposed attributes

Browser / clientclaude-code 2.1.181
Device classbot
Declared URLhttps://support.anthropic.com/
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
t13d1714h1_5b57614c22b0_43ade6aba3df1

HTTP request (JA4H)

fingerprintco-occurrences
ge11nn040000_e9f51a8d70f3_000000000000_0000000000001

TCP SYN (p0f)

fingerprintco-occurrences
4:49+15:0:1460:65535,6:mss,nop,ws,nop,nop,ts,sok,eol+1:df,ecn:01

Country

fingerprintco-occurrences
US · United States1

Network (ASN)

fingerprintco-occurrences
AS6128 · Cablevision Systems Corp.1