Blackhole is a protocol for outbound connections. It blocks all connections with pre-defined responses. Combined with Routing, this can be used for blocking access to some websites.

  • Name: blackhole
  • Type: Outbound
  • Configuration:
  "response": {
    "type": "none"


  • response: Pre-defined response. Blockhole will send (if any) pre-defined data immediately for any connection passed to it and close the connection.
    • type: Type of the response, available options are:
      • "none": Default value. Empty response.
      • "http": A valid HTTP 403 response.