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MAC Address Lookup

com.jasontally.mac/mcp · v1.0.0

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

Connect Remote server

Terminal
claude mcp add --transport http mcp https://mac.jasontally.com/mcp
~/.cursor/mcp.json
{
  "mcpServers": {
    "mcp": {
      "url": "https://mac.jasontally.com/mcp"
    }
  }
}
.vscode/mcp.json
{
  "servers": {
    "mcp": {
      "type": "http",
      "url": "https://mac.jasontally.com/mcp"
    }
  }
}
Claude Desktop
Settings > Connectors > Add custom connector
URL: https://mac.jasontally.com/mcp

Tools 1 found in our last check

  • 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 administere…

Details

Endpointhttps://mac.jasontally.com/mcp (Streamable HTTP)
First published2 Oct 2026
Last updated2 Oct 2026
Registry namecom.jasontally.mac/mcp

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