MCP server: One MCP server.

Phone Lookup

@ktozvonilMCP server · External

Who-called phone lookups: community verdict, spam rating, operator and reviews (ktozvonil.net).

Fraud & scam detectionv1.0.2MITJavaScript
Freeno charge per call

One address for any MCP client. No sign-in needed on this server.

What it does

1 read1 act

Grouped by tool name. At most: only reads or looks up information.

What it costs

Free

Odel charges nothing per call. The publisher may charge for its own service.

Tools

2 · grouped by tool name · checked 12 Oct 2026

Read · 1Look things up

  • lookup_phone

Act · 1Change something

  • post_comment
Try it in the Inspector
README1 min read

mcp-server-ktozvonil

MCP (Model Context Protocol) server for ktozvonil.net — a community phone-number reputation service for Ukraine and beyond. Ask your AI assistant "who called me from 050 110 89 01?" and it will answer with the community verdict, spam rating, operator, region, tags and recent reviews.

This package is a thin stdio bridge to the site's native MCP endpoint (https://ktozvonil.net/mcp). Tools are discovered at startup, so the package never goes stale.

Tools

ToolDescriptionAuth
lookup_phoneCommunity verdict, rating, spam level, operator, region, tags and recent reviews for a numbernone
post_commentPost a review on behalf of an authenticated user (labelled as AI-agent-generated, shown separately, does not affect the community rating)OAuth bearer

Install

Claude Code

bash
claude mcp add ktozvonil -- npx -y mcp-server-ktozvonil

Claude Desktop

json
{
  "mcpServers": {
    "ktozvonil": {
      "command": "npx",
      "args": ["-y", "mcp-server-ktozvonil"]
    }
  }
}

Cursor / Windsurf / other MCP clients

Any client that speaks stdio MCP works the same way: command npx, args -y mcp-server-ktozvonil.

Remote (no install)

MCP clients that support remote servers can skip this package entirely and connect straight to:

https://ktozvonil.net/mcp

Configuration

Env varMeaning
KTOZVONIL_MCP_URLOverride the endpoint URL (default https://ktozvonil.net/mcp)
KTOZVONIL_TOKENOAuth bearer token — only needed for post_comment. Discovery: /.well-known/oauth-protected-resource

Example

User: Кто звонил с +38 050 110 89 01?

Assistant: (calls lookup_phone) This number has a "spam" community verdict on ktozvonil.net: 78 reports, mostly "intrusive advertising"…

Development

bash
npm install
npm run build
npm test

License

MIT © ktozvonil.net

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