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Domain Trust Check (DNS, Email Auth, TLS, Headers)

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Check a domain's DNS, SPF/DMARC and TLS before trusting it. $0.003/call via x402.

Source code Website

Install

Add this to your client's MCP configuration (Claude Desktop: claude_desktop_config.json; Cursor: .cursor/mcp.json; VS Code and others use the same "mcpServers" shape).

Remote (streamable-http)
Claude Code 
claude mcp add --transport http domain-trust-check-dns-email-auth-tls-he 'https://domain-check-production-6228.up.railway.app/mcp'
JSON configuration (Claude Desktop, Cursor, VS Code) 
{
    "mcpServers": {
        "domain-trust-check-dns-email-auth-tls-he": {
            "type": "http",
            "url": "https://domain-check-production-6228.up.railway.app/mcp"
        }
    }
}

Frequently asked questions

What is Domain Trust Check (DNS, Email Auth, TLS, Headers)?

Check a domain's DNS, SPF/DMARC and TLS before trusting it. $0.003/call via x402.

How do I install Domain Trust Check (DNS, Email Auth, TLS, Headers)?

It runs as a remote server. In Claude Code: claude mcp add --transport http domain-trust-check-dns-email-auth-tls-he 'https://domain-check-production-6228.up.railway.app/mcp'. For other clients, paste the JSON configuration from this page into their MCP settings.

Does Domain Trust Check (DNS, Email Auth, TLS, Headers) need an API key?

Its registry entry lists no required key or secret. Some features may still need an account with the service it connects to.

Is Domain Trust Check (DNS, Email Auth, TLS, Headers) open source?

Its code is public on GitHub, but the repository does not declare a standard license.

Who maintains Domain Trust Check (DNS, Email Auth, TLS, Headers)?

It is published by pcp183. AI.tn lists it but does not maintain or endorse it.

From the official MCP Registry. Listing is not an endorsement: review a server's code and permissions before giving it access to your data.