Network
Look up the manufacturer of a MAC address from the IEEE OUI database, or reverse-search a company name to list all its OUI blocks — fully offline
Call this tool from your code in three languages.
curl -X POST 'https://api.elysiatools.com/en/api/tools/mac-oui-vendor-lookup' \
-H 'Content-Type: application/json' \
-d '{"mode":"forward","input":"00:1B:21:3C:4D:5E","maxResults":50}'Send a POST request with your inputs as JSON. File parameters require a separate upload first.
POST https://api.elysiatools.com/en/api/tools/mac-oui-vendor-lookup| Name | Type | Required | Description |
|---|---|---|---|
| mode | select | No | — |
| input | text | Yes | — |
| maxResults | number | No | — |
HTML result
{
"result": "<div>Processed HTML content</div>",
"error": "Error message (optional)",
"message": "Notification message (optional)",
"metadata": {
"key": "value"
}
}Add this tool to your Model Context Protocol server so AI agents can list and call it.
Add this block to your MCP client configuration:
{
"mcpServers": {
"elysiatools-mac-oui-vendor-lookup": {
"name": "mac-oui-vendor-lookup",
"description": "Look up the manufacturer of a MAC address from the IEEE OUI database, or reverse-search a company name to list all its OUI blocks — fully offline",
"baseUrl": "https://api.elysiatools.com/mcp/sse?toolId=mac-oui-vendor-lookup",
"command": "",
"args": [],
"env": {},
"isActive": true,
"type": "sse"
}
}
}After connecting to the SSE endpoint, list the exposed tools:
{
"jsonrpc": "2.0",
"id": 1,
"method": "tools/list"
}Invoke the tool by its id, passing arguments built from its parameters:
{
"jsonrpc": "2.0",
"id": 2,
"method": "tools/call",
"params": {
"name": "mac-oui-vendor-lookup",
"arguments": {
"mode": "forward",
"input": "00:1B:21:3C:4D:5E",
"maxResults": 50
}
}
}Questions or issues? Contact [email protected]