User-Agent

node-fetch/1.0 (+https://github.com/bitinn/node-fetch)

first seen 2026-10-20 12:53 · last seen 2026-10-20 12:53 · JSON

Distinct clients per day (last 30 days, peak 2/day)

Distinct clients are counted by IP-hash per complete UTC day — unlike observation counts this is insensitive to one chatty client, but NAT merges clients and address rotation splits them.

Decomposed attributes

Browser / clientnode-fetch 1.0
Device classbot
Declared URLhttps://github.com/bitinn/node-fetch
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
t13d521100_b262b3658495_8e6e362c5eac2

HTTP request (JA4H)

fingerprintco-occurrences
ge11nn150000_552fa9683005_000000000000_0000000000002

TCP SYN (p0f)

fingerprintco-occurrences
4:117+11:0:1460:62727,7:mss,sok,ts,nop,ws:df,id+:01
4:113+15:0:1460:62727,7:mss,sok,ts,nop,ws:df,id+:01

TCP SYN (JA4T)

fingerprintco-occurrences
62727_2-4-8-1-3_1460_72

Country

fingerprintco-occurrences
US · United States2

Network (ASN)

fingerprintco-occurrences
AS14618 · Amazon.com, Inc.2

TLS supported groups

fingerprintco-occurrences
11ec,001d,0017,001e,0018,0019,0100,0101 Match?Exact match in Thumbprint's published controlled catalog captures: python-httpx 0.28.1, python-requests 2.34.2, curl 8.23.0, +4 more.The fingerprint page shows the full measured match list. More on the catalog.2