MCP Server

mcp-email-auditor

io.github.geekmarine/mcp-email-auditor
Security Public & reachable MCP 2026-07-28

What this MCP does

Validates email domain MX records, mail host reachability, and DNS mail-exchange priorities.

validate_email_domain_mx
Validates email MX records, host reachability, and DNS mail exchange priorities using Cloudflare DNS-over-HTTPS.
Read only Idempotent
Input schema
{'type': 'object', 'required': ['domain'], 'properties': {'domain': {'type': 'string', 'description': 'The target domain or host name to check for MX records (e.g. datasnag.com).'}}}
Output schema
{'type': 'object', 'required': ['domain', 'has_mx', 'records'], 'properties': {'domain': {'type': 'string', 'description': 'Queried domain name'}, 'has_mx': {'type': 'boolean', 'description': 'Whether mail exchange records exist'}, 'records': {'type': 'array', 'items': {'type': 'object', 'required': ['priority', 'host'], 'properties': {'host': {'type': 'string', 'description': 'Target mail exchanger hostname'}, 'priority': {'type': 'number', 'description': 'MX priority order'}}}, 'description': 'List of mail servers with priority rankings'}}}
Added
validate_email_domain_mx
Oct. 2, 2026, 2:40 a.m.