Servers Playground How we check Add a server Log in

Whisper

Working · 2.3 s

io.github.whisper-sec/whisperv0.222.0

One routable IPv6 per AI agent, verifiable from the DNS root. Keyless tools need no signup.

Security

Source Website Registry entry

Maintain this server? Claim it

Try it

Call this server's tools from your browser. Nothing to install.

https://whisper.online/mcp

Requests go through mcptry because browsers can't call most MCP servers directly. Header values are sent to the server for that request only and are never stored or logged.

Tool list from our last check. Connect live to refresh it.

whisper_assess Read-only

Assess the risk/policy posture of one or more indicators. Answers without an API key. Example call: {"skill":"assess","input":"example.com"}

inputstring, required

The indicator to look up: a domain, an IP address, an ASN or a file hash. The example passes example.com.

Whisper MCP server | mcptry

Tools (17)

whisper_assess

Assess the risk/policy posture of one or more indicators. Answers without an API key. Example call: {"skill":"assess","input":"example.com"}

read-only

Argument	Type	Description
input*	string	The indicator to look up: a domain, an IP address, an ASN or a file hash. The example passes example.com.

Input schema (JSON)

{
  "type": "object",
  "required": [
    "input"
  ],
  "properties": {
    "input": {
      "type": "string",
      "description": "The indicator to look up: a domain, an IP address, an ASN or a file hash. The example passes example.com."
    }
  }
}

whisper_asset

Resolve an asset and its catalog of attributes. Answers without an API key. Example call: {"skill":"asset","input":"example.com"}

read-only

Argument	Type	Description
input*	string	The indicator to look up: a domain, an IP address, an ASN or a file hash. The example passes example.com.

Input schema (JSON)

{
  "type": "object",
  "required": [
    "input"
  ],
  "properties": {
    "input": {
      "type": "string",
      "description": "The indicator to look up: a domain, an IP address, an ASN or a file hash. The example passes example.com."
    }
  }
}

whisper_explain

Explain a verdict - the evidence and reasoning behind it. Answers without an API key. Example call: {"skill":"explain","input":"example.com"}

read-only

Argument	Type	Description
input*	string	The indicator to look up: a domain, an IP address, an ASN or a file hash. The example passes example.com.

Input schema (JSON)

{
  "type": "object",
  "required": [
    "input"
  ],
  "properties": {
    "input": {
      "type": "string",
      "description": "The indicator to look up: a domain, an IP address, an ASN or a file hash. The example passes example.com."
    }
  }
}

whisper_history

Historical records for an indicator (incl. whois/bgp history). Answers without an API key. Example call: {"skill":"history","input":"example.com"}

read-only

Argument	Type	Description
input*	string	The indicator to look up: a domain, an IP address, an ASN or a file hash. The example passes example.com.

Input schema (JSON)

{
  "type": "object",
  "required": [
    "input"
  ],
  "properties": {
    "input": {
      "type": "string",
      "description": "The indicator to look up: a domain, an IP address, an ASN or a file hash. The example passes example.com."
    }
  }
}

whisper_identify

Identify an indicator (domain, IP, hash, …) against the graph. Answers without an API key. Example call: {"skill":"identify","input":"example.com"}

read-only

Argument	Type	Description
input*	string	The indicator to look up: a domain, an IP address, an ASN or a file hash. The example passes example.com.

Input schema (JSON)

{
  "type": "object",
  "required": [
    "input"
  ],
  "properties": {
    "input": {
      "type": "string",
      "description": "The indicator to look up: a domain, an IP address, an ASN or a file hash. The example passes example.com."
    }
  }
}

whisper_lookupTlsFingerprint

Look up a TLS (JA3/JA4) fingerprint in the graph. Answers without an API key. Example call: {"skill":"lookupTlsFingerprint","input":"ja3:771,4865-4866-4867"}

read-only

Argument	Type	Description
input*	string	The indicator to look up: a domain, an IP address, an ASN or a file hash. The example passes ja3:771,4865-4866-4867.

Input schema (JSON)

{
  "type": "object",
  "required": [
    "input"
  ],
  "properties": {
    "input": {
      "type": "string",
      "description": "The indicator to look up: a domain, an IP address, an ASN or a file hash. The example passes ja3:771,4865-4866-4867."
    }
  }
}

whisper_lookupTorRelay

Look up Tor relay metadata for an address. Answers without an API key. Example call: {"skill":"lookupTorRelay","input":"185.220.101.1"}

read-only

Argument	Type	Description
input*	string	The indicator to look up: a domain, an IP address, an ASN or a file hash. The example passes 185.220.101.1.

Input schema (JSON)

{
  "type": "object",
  "required": [
    "input"
  ],
  "properties": {
    "input": {
      "type": "string",
      "description": "The indicator to look up: a domain, an IP address, an ASN or a file hash. The example passes 185.220.101.1."
    }
  }
}

whisper_origins

Trace the origins/provenance of an indicator. Answers without an API key. Example call: {"skill":"origins","input":"example.com"}

read-only

Argument	Type	Description
input*	string	The indicator to look up: a domain, an IP address, an ASN or a file hash. The example passes example.com.

Input schema (JSON)

{
  "type": "object",
  "required": [
    "input"
  ],
  "properties": {
    "input": {
      "type": "string",
      "description": "The indicator to look up: a domain, an IP address, an ASN or a file hash. The example passes example.com."
    }
  }
}

whisper_psl

Public-suffix-list family (tld-plus-one, is-public-suffix, affiliation). A family verb: name the sub-verb as "sub" alongside the input. Sub-verbs: tldPlusOne, isPublicSuffix, affiliation.. Answers without an API key. Example call: {"skill":"psl","sub":"tldPlusOne","input":"a.b.example.co.uk"}

read-only

Argument	Type	Description
sub*	string	Which sub-verb of this family to run. The example runs "tldPlusOne".
input*	string	The indicator to look up: a domain, an IP address, an ASN or a file hash. The example passes a.b.example.co.uk.

Input schema (JSON)

{
  "type": "object",
  "required": [
    "sub",
    "input"
  ],
  "properties": {
    "sub": {
      "type": "string",
      "description": "Which sub-verb of this family to run. The example runs \"tldPlusOne\"."
    },
    "input": {
      "type": "string",
      "description": "The indicator to look up: a domain, an IP address, an ASN or a file hash. The example passes a.b.example.co.uk."
    }
  }
}

whisper_rdap

The public registration record for any address in Whisper's space, in RFC 9083 form: the handle, the agent's label, its country, and the entities behind it. The same document the RDAP service serves at /ip/{address}, which any RDAP client can already read. Answers without an API key. Example call: {"skill":"rdap","input":"2a04:2a01:b69a:6717:e3b0:51ff:3bf7:f478"}

read-only

Argument	Type	Description
input*	string	The indicator to look up: a domain, an IP address, an ASN or a file hash. The example passes 2a04:2a01:b69a:6717:e3b0:51ff:3bf7:f478.

Input schema (JSON)

{
  "type": "object",
  "required": [
    "input"
  ],
  "properties": {
    "input": {
      "type": "string",
      "description": "The indicator to look up: a domain, an IP address, an ASN or a file hash. The example passes 2a04:2a01:b69a:6717:e3b0:51ff:3bf7:f478."
    }
  }
}

whisper_signup

Start or complete Whisper signup from an email address alone, and receive an API key that unlocks the provisioning and governance skills on this card. Send {"email":"..."} to start; a six-digit code arrives by email; send {"signup_id":"...","code":"123456"} to complete. No human step, no account needed first. Example call: {"skill":"signup","input":{"email":"[email protected]"}}

Argument	Type	Description
input*	object	Arguments for this operation, as an object. The example passes {"email":"[email protected]"}.

Input schema (JSON)

{
  "type": "object",
  "required": [
    "input"
  ],
  "properties": {
    "input": {
      "type": "object",
      "description": "Arguments for this operation, as an object. The example passes {\"email\":\"[email protected]\"}."
    }
  }
}

whisper_threatintel

Threat-intelligence indicator family (candidate apex/CDN/hosting). A family verb: name the sub-verb as "sub" alongside the input. Sub-verbs: candidateCdnApex, candidateMultiTenantApex, candidateSharedHostingIp.. Answers without an API key. Example call: {"skill":"threatintel","sub":"candidateCdnApex","input":5}

read-only

Argument	Type	Description
sub*	string	Which sub-verb of this family to run. The example runs "candidateCdnApex".
input*	integer	A row limit. The example passes 5.

Input schema (JSON)

{
  "type": "object",
  "required": [
    "sub",
    "input"
  ],
  "properties": {
    "sub": {
      "type": "string",
      "description": "Which sub-verb of this family to run. The example runs \"candidateCdnApex\"."
    },
    "input": {
      "type": "integer",
      "description": "A row limit. The example passes 5."
    }
  }
}

whisper_topAsnsByPrefixCount

Top ASNs ranked by announced-prefix count. Answers without an API key. Example call: {"skill":"topAsnsByPrefixCount","input":10}

read-only

Argument	Type	Description
input*	integer	A row limit. The example passes 10.

Input schema (JSON)

{
  "type": "object",
  "required": [
    "input"
  ],
  "properties": {
    "input": {
      "type": "integer",
      "description": "A row limit. The example passes 10."
    }
  }
}

whisper_variants

Enumerate variants/permutations of an indicator. Answers without an API key. Example call: {"skill":"variants","input":"example.com"}

read-only

Argument	Type	Description
input*	string	The indicator to look up: a domain, an IP address, an ASN or a file hash. The example passes example.com.

Input schema (JSON)

{
  "type": "object",
  "required": [
    "input"
  ],
  "properties": {
    "input": {
      "type": "string",
      "description": "The indicator to look up: a domain, an IP address, an ASN or a file hash. The example passes example.com."
    }
  }
}

whisper_verify

Is this IPv6 address or hostname a real Whisper agent, and whose? Grades the full keyless trust chain: the reverse DNS record, the forward AAAA confirming it back to the same address, and the DANE-EE certificate pin published in DNSSEC-signed DNS. Returns is_whisper_agent with the evidence for the verdict either way, so a negative answer is an answer and not an error. Answers without an API key, and every leg of it is independently checkable from the DNS root with dig. Example call: {"skill":"verify","input":"2a04:2a01:b69a:6717:e3b0:51ff:3bf7:f478"}

read-only

Argument	Type	Description
input*	string	The indicator to look up: a domain, an IP address, an ASN or a file hash. The example passes 2a04:2a01:b69a:6717:e3b0:51ff:3bf7:f478.

Input schema (JSON)

{
  "type": "object",
  "required": [
    "input"
  ],
  "properties": {
    "input": {
      "type": "string",
      "description": "The indicator to look up: a domain, an IP address, an ASN or a file hash. The example passes 2a04:2a01:b69a:6717:e3b0:51ff:3bf7:f478."
    }
  }
}

whisper_walk

Walk the graph from an indicator across its relationships. Answers without an API key. Example call: {"skill":"walk","input":"example.com"}

read-only

Argument	Type	Description
input*	string	The indicator to look up: a domain, an IP address, an ASN or a file hash. The example passes example.com.

Input schema (JSON)

{
  "type": "object",
  "required": [
    "input"
  ],
  "properties": {
    "input": {
      "type": "string",
      "description": "The indicator to look up: a domain, an IP address, an ASN or a file hash. The example passes example.com."
    }
  }
}

whisper_watch

Watch an indicator for change/activity over time. Answers without an API key. Example call: {"skill":"watch","input":{"action":"list"}}

Argument	Type	Description
input*	object	Arguments for this operation, as an object. The example passes {"action":"list"}.

Input schema (JSON)

{
  "type": "object",
  "required": [
    "input"
  ],
  "properties": {
    "input": {
      "type": "object",
      "description": "Arguments for this operation, as an object. The example passes {\"action\":\"list\"}."
    }
  }
}