A free security check tool for AI agents that scans any website's public front-end to identify exposed secrets, API keys, and vulnerabilities, returning a letter grade and detailed findings without requiring authentication or modifying data.
- Operator: RangerCheck
- Endpoint: https://rangercheck.com/api/mcp
- Transport: streamable-http
- Sign-in: No sign-in
- Category: Developer tools
- Use cases: Check what a website exposes in its public front-end; Grade a site's security from A to F; Identify exposed API keys and secrets; Monitor for newly exposed threats via daily re-checks
- Tools: scan_security
- Documentation: https://rangercheck.com/mcp
- Directory listing: https://koskamo.com/explore/rangercheck-mcp
- Also known as: RangerCheck MCP MCP; rangercheck-mcp