dnsdoctor/claude-plugin

Overview

A plugin for Claude Code that adds email deliverability diagnosis through a skill and MCP server. It provides validated fix records to help resolve email delivery issues. Written in TypeScript.

Best for

Best for
Developers using Claude Code who need email deliverability fixes

Use cases

• Diagnose email deliverability problems from Claude Code
• Generate validated DNS fix records for email authentication
• Integrate email deliverability checks into Claude Code workflows

Notes

A plugin for Claude Code that adds email deliverability diagnosis through a skill and MCP server. It provides validated fix records to help resolve email delivery issues. Written in TypeScript.

2 stars on GitHub. Last updated 2026-09-06. Licensed Apache-2.0.

Use cases

• Diagnose email deliverability problems from Claude Code
• Generate validated DNS fix records for email authentication
• Integrate email deliverability checks into Claude Code workflows

Pros

• Combines a skill and MCP server for flexible integration
• Provides validated fix records rather than raw suggestions
• Open source and written in TypeScript

Cons

• Low adoption with only 2 GitHub stars
• Vendor is listed as Various, so support and maintenance are uncertain
• Limited to email deliverability diagnosis, not broader DNS management

Indexed from awesome-mcp-servers-punkpeye and enriched against its public facts.