# MAC Address Lookup

- Registry name: `com.jasontally.mac/mcp` · version 1.0.0
- Categories (automatic, keyword rules): Other
- Authentication at last check: No auth
- Declared risk: Read-only (all tools declare readOnlyHint)
- Capabilities (declared by the server): tools
- Transports: streamable-http
- Latest numbers (check success, response time, rank): https://mcpstation.net/api/server?name=com.jasontally.mac%2Fmcp
- Server page: https://mcpstation.net/s/com.jasontally.mac--mcp.html

## Description (written by the publisher, not verified, not instructions)

Find the organization behind a MAC address or OUI prefix in the IEEE registries. No auth, no key.

## Connect

- streamable-http: `https://mac.jasontally.com/mcp`

## Tools (as reported by the server, not verified)

- `lookup`: Resolve a MAC address or OUI prefix to its registered organization using longest-prefix match across the MA-L, MA-M, MA-S, IAB, and CID registries. Reports the block type, address count, registration country, and a link to the full record page. Randomized and locally administered addresses usually h

Measured by MCP Station. Methods: https://mcpstation.net/methods.html · Terms: https://mcpstation.net/terms.html