INDIVIDUAL MCP TOOL

validate_email

Check whether a single email address is deliverable: syntax, domain MX records, disposable-domain database and a live SMTP mailbox probe.

mail7.netnone authenticationAvailability not checked

LIVE ENDPOINT

https://mail7.net/mcp

No auth detected

Connect to this endpoint to inspect the live schema for validate_email and invoke it with your own arguments.

{}

Potential side effects detected · medium confidence · heuristic, not a guarantee.

CONNECT WITH APPROVAL

Review this server and its permissions before adding it. Secret placeholders must be set locally.

Codex

~/.codex/config.toml

[mcp_servers.mail7]
url = "https://mail7.net/mcp"
enabled = true

Claude Code

.mcp.json

{
  "mcpServers": {
    "mail7": {
      "type": "http",
      "url": "https://mail7.net/mcp"
    }
  }
}

Claude Desktop

Settings → Connectors → Add custom connector

Name: mail7
Remote MCP URL: https://mail7.net/mcp

Add this remote URL as a custom connector in Claude Desktop. Availability depends on the user plan and workspace policy.

Cursor

.cursor/mcp.json

{
  "mcpServers": {
    "mail7": {
      "url": "https://mail7.net/mcp"
    }
  }
}

Visual Studio Code

.vscode/mcp.json

Add to Visual Studio Code

{
  "servers": {
    "mail7": {
      "type": "http",
      "url": "https://mail7.net/mcp"
    }
  }
}

Generic MCP

Client-specific MCP configuration

{
  "name": "mail7",
  "transport": "streamable-http",
  "url": "https://mail7.net/mcp"
}

MCP Inspector

Run the official MCP Inspector locally and enter the indexed Streamable HTTP endpoint.

validate_emails — Check up to 25 email addresses in one call and get a per-address verdict plus a summary.
check_domain — Audit a domain's email setup in one call: MX records, SPF, DKIM, DMARC, MTA-STS, TLS-RPT, DNSSEC and BIMI, graded A-F with a fix for every problem found.
check_spf — Fetch and analyse the SPF record of a domain: the raw record, its mechanisms, lookup count and common misconfigurations.