MAILTYPE — Email Domain Capability Intelligence

io.github.GSterlingPress/mailtype

Email-domain intelligence: MX capability, provider, disposable status, SPF, DMARC, and MTA-STS.

View repository →Homepage →

Connect this server

Add this to your MCP client config — claude_desktop_config.json (Claude Desktop) or .cursor/mcp.json (Cursor).Suits: Cursor · HTTP clients.

{
  "mcpServers": {
    "mailtype": {
      "url": "https://mailtype-api.onrender.com/mcp"
    }
  }
}

A starting point — check the repository for exact arguments and setup. Restart your client after editing the config.

Category
Developer Tools
Version
1.0.2
Registry
active
Published
9/13/2026

Remotes

  • streamable-httphttps://mailtype-api.onrender.com/mcp

More Developer Tools servers

Browse all Developer Tools →

ONCE — Exactly-Once Reliability for AI Agent Actions

GSterlingPress

Prevent duplicate AI-agent side effects with idempotency, verification, and durable receipts.

Developer ToolsAdded 1 month ago

POSTFACT — Resolve Ambiguous Side Effects Before Retry

GSterlingPress

Resolve whether an uncertain side-effecting action completed before software retries it.

Developer ToolsAdded 1 month ago

PREFLIGHT — URL Routing for AI Agents

GSterlingPress

Choose HTTP, browser, machine endpoint, or avoid before an agent visits an unfamiliar URL.

Developer ToolsAdded 1 month ago

RECOVER — Decide Safely After a Failed Machine Action

GSterlingPress

Choose the safest next action after an API, MCP, or agent failure before retrying.

Developer ToolsAdded 1 month ago

io.github.GstXu/mcp_test

GstXu

A simple MCP server example written in TypeScript that provides a multiplication tool.

Developer ToolsAdded 5 months ago

io.github.gswardman/giveready

gswardman

Search 41K+ nonprofits, get impact data, submit enrichments, donate USDC via x402.

Developer ToolsAdded 5 months ago

Add the badge to your site

Show visitors that MAILTYPE — Email Domain Capability Intelligence is listed here — it’s also the link we check for a free listing.

MAILTYPE — Email Domain Capability Intelligence — listed on Serverdex

HTML — for your website

<a href="https://serverdex.io/server/io-github-gsterlingpress-mailtype?utm_source=badge"><img src="https://serverdex.io/brand/badge.svg" alt="MAILTYPE — Email Domain Capability Intelligence — listed on Serverdex" width="123" height="40" loading="lazy"></a>

Recommended. A dofollow link from your own domain is the one that counts for search engines, and it's the link we check for a free listing.

Markdown — for your README

[![MAILTYPE — Email Domain Capability Intelligence — listed on Serverdex](https://serverdex.io/brand/badge.svg)](https://serverdex.io/server/io-github-gsterlingpress-mailtype?utm_source=badge)

Nice for visibility, but GitHub marks README links nofollow, so it doesn't pass authority. Use the HTML badge on your site as well.