Certificate Checker Got Simplified

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com.gotsimplified/cert-checkerv0.1.0 Domain verified

Check a website's TLS certificate and how many days until it expires.

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Registry entry

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{
  "_meta": {
    "io.modelcontextprotocol.registry/official": {
      "status": "active",
      "isLatest": true,
      "updatedAt": "2026-11-10T15:19:39.874029Z",
      "publishedAt": "2026-11-10T15:19:39.874029Z",
      "statusChangedAt": "2026-11-10T15:19:39.874029Z"
    }
  },
  "server": {
    "name": "com.gotsimplified/cert-checker",
    "title": "Certificate Checker Got Simplified",
    "$schema": "https://static.modelcontextprotocol.io/schemas/2025-12-11/server.schema.json",
    "remotes": [
      {
        "url": "https://mcp.gotsimplified.com/94e8328ad1d2400b8352b112ebf6f9f1",
        "type": "streamable-http"
      }
    ],
    "version": "0.1.0",
    "websiteUrl": "https://gotsimplified.com/apps/cert-checker",
    "description": "Check a website's TLS certificate and how many days until it expires."
  }
}

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This server signs you in with OAuth, which the playground doesn't support yet. Install it in your MCP client to try it.

Install

Pick your client. Values in capitals, like YOUR_TOKEN, are yours to fill in.

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Run in a terminal

claude mcp add --transport http cert-checker https://mcp.gotsimplified.com/94e8328ad1d2400b8352b112ebf6f9f1

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