NestDaddy

UK Data: Email and domain checks

uk.co.reliness/email-domain ยท v1.4.0

Email and domain checks: deliverable, disposable, role address, MX, SPF, DMARC

Connect Remote server

Terminal
claude mcp add --transport http email-domain https://ukdata.reliness.co.uk/mcp/email-domain --header "Authorization: Bearer <YOUR_API_KEY>"
~/.cursor/mcp.json
{
  "mcpServers": {
    "email-domain": {
      "url": "https://ukdata.reliness.co.uk/mcp/email-domain",
      "headers": {
        "Authorization": "Bearer <YOUR_API_KEY>"
      }
    }
  }
}
.vscode/mcp.json
{
  "servers": {
    "email-domain": {
      "type": "http",
      "url": "https://ukdata.reliness.co.uk/mcp/email-domain",
      "headers": {
        "Authorization": "Bearer <YOUR_API_KEY>"
      }
    }
  }
}
Claude Desktop
Settings > Connectors > Add custom connector
URL: https://ukdata.reliness.co.uk/mcp/email-domain

Replace the values in angle brackets with your own. Keys stay on your machine; we never see them.

Tools 2 found in our last check

  • email_check

    Syntax, MX, disposable, role and free-provider checks on an email address (no message is sent). (cost: 1 credit)

  • domain_check

    A, AAAA, MX, NS, SPF and DMARC records for a domain via DNS over HTTPS. (cost: 1 credit)

Headers

NameDescription
Authorization
Optional, secret
Optional. Bearer <key> for more than the free daily allowance; free key from POST https://ukdata.reliness.co.uk/keys

Details

Endpointhttps://ukdata.reliness.co.uk/mcp/email-domain (Streamable HTTP)
First published4 Nov 2026
Last updated4 Nov 2026
Registry nameuk.co.reliness/email-domain

More communication servers See all

Listing data from the official MCP registry. Status and tools from NestDaddy's daily check. Browse all MCP servers.