JA4T

Stream JA4T TCP fingerprint sightings in real time

Real-time NDJSON stream of JA4T (TCP fingerprint) sightings. Each event ties a source IP to a JA4T fingerprint along with provider, country, and ASN enrichment — the TCP-layer counterpart to the JA4 TLS fingerprint feed.

Required scope: JA4T_STREAM. Schema: see JA4TStreamEntry under Components.

Sample event:

{"ip":"109.176.45.49","ja4t":"43080_2-4-8-1-3_1436_9","provider":"PROXYJET_DATACENTER","type":"DATACENTER_PROXY","timestamp":1779818967,"country_code":"US","asn":16276}
get/feeds/ja4t/stream

Request

  • Base URL: https://api.synthient.com/api/v4
  • URL: https://api.synthient.com/api/v4/feeds/ja4t/stream
  • Auth: API key in header X-Api-Key

Response

NDJSON stream of ja4t events. Each line is a complete JSON object. The connection stays open for up to 30 minutes.

Changes

No recorded changes to this operation across all 1 revision of this API.