Install Email Auth Checker in Claude Code
claude mcp add --transport http email-auth-checker https://email-auth-check.quietworklabs.workers.dev/mcp{
"mcpServers": {
"email-auth-checker": {
"url": "https://email-auth-check.quietworklabs.workers.dev/mcp"
}
}
}Frequently asked questions
What does the Email Auth Checker MCP server do?
SPF, DKIM, DMARC, MTA-STS and domain-expiry checks for any domain, with SPF lookup counts.
Is the Email Auth Checker MCP server free?
The server is free, but you will likely need an account. The server itself is free, but it connects to a service that needs an account or API key, which may have paid tiers. Check the provider for current pricing.
Does Email Auth Checker run locally or remotely?
Remote. Hosted by the provider. You connect with a URL, nothing to install.
How do I add Email Auth Checker to Claude Code?
Run: claude mcp add --transport http email-auth-checker https://email-auth-check.quietworklabs.workers.dev/mcp
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