MailAlign
by mailalign.mike-tusa.workers.dev · dev.workers.mike-tusa.mailalign/mailalign
Email header analyzer: SPF/DKIM/DMARC/ARC verdicts, domain alignment, hop delays. No lookups.
- Category
- Messaging and email
- Connection
- Remote (HTTP)
- Tools
- 1 reported
- Status
- Online
Connect it to your AI
Claude Code
claude mcp add --transport http mailalign https://mailalign.mike-tusa.workers.dev/mcpClaude, ChatGPT, Cursor and other apps
Add it as a custom connector with this URL (Streamable HTTP):
https://mailalign.mike-tusa.workers.dev/mcpThis server expects extra headers, usually an API key from its maker.
Cursor, VS Code and other apps (mcp.json)
{
"mcpServers": {
"mailalign": {
"url": "https://mailalign.mike-tusa.workers.dev/mcp"
}
}
}Tools it offers
1 tool, as the server itself reported during our check on Oct 31, 2026.
analyze_headersAnalyze pasted raw email headers. Reports From / Return-Path / Reply-To / DKIM d= alignment (relaxed and strict), SPF / DKIM / DMARC / ARC verdicts as recorded by the receiving servers (Authentication-Results, ARC-*), th
Questions
What is the MailAlign MCP server?
Email header analyzer: SPF/DKIM/DMARC/ARC verdicts, domain alignment, hop delays. No lookups. It is made by mailalign.mike-tusa.workers.dev and listed in the official MCP Registry as dev.workers.mike-tusa.mailalign/mailalign. MCP (Model Context Protocol) is the open standard that lets AI apps like Claude, ChatGPT and Cursor use outside tools.
How do I add MailAlign to Claude?
In the Claude app or claude.ai, open Settings, then Connectors, choose "Add custom connector" and paste https://mailalign.mike-tusa.workers.dev/mcp. In Claude Code, run: claude mcp add --transport http mailalign https://mailalign.mike-tusa.workers.dev/mcp
How do I add MailAlign to ChatGPT?
ChatGPT can use remote MCP servers as connectors. In ChatGPT settings, under Apps and Connectors, turn on developer mode if asked, create a new connector and paste https://mailalign.mike-tusa.workers.dev/mcp.
How do I add MailAlign to Cursor?
Open Cursor settings, go to MCP, choose "Add new MCP server" (or edit ~/.cursor/mcp.json) and add: { "mcpServers": { "mailalign": { "url": "https://mailalign.mike-tusa.workers.dev/mcp" } } }
Does MailAlign work right now?
Yes. It responded when we last checked on 31 Oct 2026. We check remote MCP servers every day.
What can MailAlign do?
It gives your AI 1 tool, including analyze_headers. The full list is on this page.
Is this your server? Get the badge for your README
Markdown (GitHub README)
[](https://chen.media/mcp/dev-workers-mike-tusa-mailalign-mailalign)HTML (switches to dark mode on its own)
<a href="https://chen.media/mcp/dev-workers-mike-tusa-mailalign-mailalign"><picture><source media="(prefers-color-scheme: dark)" srcset="https://chen.media/mcp/badge/dev-workers-mike-tusa-mailalign-mailalign.svg?theme=dark"><img src="https://chen.media/mcp/badge/dev-workers-mike-tusa-mailalign-mailalign.svg" alt="Listed on chen.media/mcp" height="40"></picture></a>More in Messaging and email
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