This MCP server allows AI agents to check a domain's email configuration by analyzing public DNS records. It provides SPF, DMARC, and DKIM grades (A-F), lists necessary fixes, retrieves MX, TXT, and CAA records, and identifies the domain registrar and expiry date from public registry data.
- Operator: OpenKrill
- Endpoint: https://mailcheck.openkrill.app/mcp
- Transport: streamable-http
- Sign-in: No sign-in
- Category: Developer tools
- Use cases: Check SPF, DMARC, and DKIM grades for a domain; Retrieve DNS records like MX and TXT; Identify domain registrar and expiry date
- Tools: check_email_auth, check_dns_records, lookup_domain_registration, submit_feedback, get_feedback_reply, index_tools
- Documentation: https://openkrill.app/
- Directory listing: https://koskamo.com/explore/domain-mail-check-mcp
- Also known as: Domain Mail Check MCP MCP; domain-mail-check-mcp