What is claude-plugin?
claude-plugin is a MCP server by dnsdoctor that scan and fix a domain's email authentication (SPF, DMARC, DKIM, MX), blacklist status and domain/SSL expiry, with deterministic, validated fix records. It is listed under Security and has 2 GitHub stars.
| Type | Mcp server |
|---|---|
| Author | dnsdoctor |
| Repository | dnsdoctor/claude-plugin |
| Popularity | 2 GitHub stars |
| Category | Security |
| Security | Low risk (84/100) |
| Rank | #3,026 of 4,418 MCP servers; #159 in Security |
| License | Apache-2.0 |
| Last commit | 2026-10-16 |
| Runs | Cloud service |
| Language | Python |
Is claude-plugin safe to install?
claude-plugin scores 84/100 on the MCPMods security check: Low risk. Things to review: sends your data to a cloud service. It passed 4 of 6 checks.
MCP server results come from listing signals: who publishes it, where your data goes and what it can do. The code itself is not scanned yet.
| Check | Result |
|---|---|
| Published by the service itself | Pass |
| Sends your data to a cloud service | Review |
| Needs an API key or account login | Note |
| Read-only by description | Pass |
| No code execution | Pass |
| Source on GitHub | Pass |
How do I install claude-plugin?
- Find the launch command. The README says how the server starts (npx, uvx, docker or a remote URL) and which API keys it needs.
https://github.com/dnsdoctor/claude-plugin
- Add it to Claude Code. Replace the part after -- with the command from the README. Remote servers use --transport http with a URL.
claude mcp add claude-plugin -- <command from README> claude mcp add --transport http claude-plugin <server-url>
- Check it connected. This lists your MCP servers and their status.
claude mcp list
Or ask Claude to set it up
Paste this into Claude Code and it installs claude-plugin for you:
Add the "claude-plugin" MCP server from https://github.com/dnsdoctor/claude-plugin to Claude Code. Read its README for the launch command and any API keys I need, run claude mcp add, then check that it connects.