GreyNoise Intelligence · Schema
CallbackIPDetailResponse
Detailed information about a single callback IP.
SecurityThreat IntelligenceCybersecurityIP ReputationVulnerability ManagementNetwork TelemetrySOC AutomationPublic APIs
Properties
| Name | Type | Description |
|---|---|---|
| ip | string | The callback IP address. |
| source_workspaces | array | Labeled workspace sources where this IP was observed. Values are "GreyNoise", "UserWorkspace", or "Community". |
| is_stage_1 | boolean | Whether a file was successfully downloaded from this IP (stage 1). |
| is_stage_2 | boolean | Whether this IP is suspected C2 based on VT/sandbox analysis (stage 2). |
| first_seen | string | ISO 8601 timestamp of when this IP was first observed. |
| last_seen | string | ISO 8601 timestamp of when this IP was most recently observed. |
| scanner_ips | array | Scanner IPs that delivered payloads referencing this callback IP. |
| scanner_count | integer | Number of distinct scanners associated with this IP. |
| file_count | integer | Number of malware files associated with this IP. |
| active_files | array | Malware files associated with this callback IP. |
JSON Schema
{
"$schema": "https://json-schema.org/draft/2020-12/schema",
"$id": "https://api-evangelist.github.io/greynoise/json-schema/greynoise-callback-ip-detail-response-schema.json",
"title": "CallbackIPDetailResponse",
"type": "object",
"description": "Detailed information about a single callback IP.",
"properties": {
"ip": {
"type": "string",
"description": "The callback IP address.",
"example": "198.51.100.42"
},
"source_workspaces": {
"type": "array",
"items": {
"type": "string"
},
"description": "Labeled workspace sources where this IP was observed.\nValues are \"GreyNoise\", \"UserWorkspace\", or \"Community\".\n",
"example": [
"GreyNoise",
"UserWorkspace"
]
},
"is_stage_1": {
"type": "boolean",
"description": "Whether a file was successfully downloaded from this IP (stage 1).",
"example": false
},
"is_stage_2": {
"type": "boolean",
"description": "Whether this IP is suspected C2 based on VT/sandbox analysis (stage 2).",
"example": false
},
"first_seen": {
"type": "string",
"nullable": true,
"description": "ISO 8601 timestamp of when this IP was first observed.",
"example": "2025-03-01T00:00:00Z"
},
"last_seen": {
"type": "string",
"nullable": true,
"description": "ISO 8601 timestamp of when this IP was most recently observed.",
"example": "2025-03-15T12:30:00Z"
},
"scanner_ips": {
"type": "array",
"items": {
"type": "string"
},
"description": "Scanner IPs that delivered payloads referencing this callback IP.",
"example": [
"203.0.113.7",
"192.0.2.99"
]
},
"scanner_count": {
"type": "integer",
"description": "Number of distinct scanners associated with this IP.",
"example": 5
},
"file_count": {
"type": "integer",
"description": "Number of malware files associated with this IP.",
"example": 3
},
"active_files": {
"type": "array",
"items": {
"$ref": "./greynoise-callback-file-response-schema.json#"
},
"description": "Malware files associated with this callback IP.",
"example": []
}
}
}
Work with this as data
Every JSON Schema here is available over the APIs.io API and to AI agents over MCP.
MCP server
One button, every client — Claude, Cursor, VS Code and the rest.
https://apis.io/mcp
Tools for schemas
4 MCP tools reach this
find_json_schemasBrowse and filter every JSON Schema in the catalog.apis_io_searchSTART HERE — APIs, providers and tags for one query, each with its total.resolveTurn a domain, URL or GitHub org into the provider it belongs to.find_cohortsEvery scored population of providers in the catalog.
Call it yourself
curl for this page
This JSON Schema
curl "https://apis.io/api/v1/json-schemas/greynoise-callback-ip-detail-response"
All schemas
curl "https://apis.io/api/v1/json-schemas?limit=25"
Discovery needs no key. Ratings and market analysis are Pro.
Get an API key
Free tier, no form to fill in. Signing in shares your email address with us — we store it to create your key and to recognise you if you sign in with another provider. See our Privacy Policy and Terms.
A second provider on the same verified email joins the account you already have.