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MCP Server

DomainDNA

dev.workers.cybermax-tools.cybermax/domaindna-api
Developer Tools Security Public & reachable MCP 2026-07-28

What this MCP does

Reports domain registration, DNS and email security details, website technologies, hosting indicators, and security headers.

Capabilities

Tools

4 tools
domain_registration
Domain age and registrar
RDAP registration (registrar, created, updated, expires, age in days, status) for 1-10 domains.
Read only Open world Idempotent
Input schema 
{'type': 'object', 'required': ['domains'], 'properties': {'domains': {'type': 'array', 'items': {'type': 'string'}, 'maxItems': 10, 'minItems': 1}}}
domain_report
Full domain report
Tech stack (with evidence), email provider, SPF, DMARC, DNS, RDAP registration (age, registrar, expiry), security headers and site files for one domain, URL or email.
Read only Open world Idempotent
Input schema 
{'type': 'object', 'required': ['domain'], 'properties': {'domain': {'type': 'string', 'description': 'e.g. stripe.com'}}}
email_security
Email provider, SPF and DMARC
MX provider, SPF record and all qualifier, DMARC policy, pct and rua, A/AAAA/NS and TXT verifications for 1-5 domains.
Read only Open world Idempotent
Input schema 
{'type': 'object', 'required': ['domains'], 'properties': {'domains': {'type': 'array', 'items': {'type': 'string'}, 'maxItems': 5, 'minItems': 1}}}
tech_stack
Website tech stack
Technologies (CMS, e-commerce, frameworks, analytics, tag managers, CDN, chat...) with the evidence for each, plus security headers, for 1-3 websites.
Read only Open world Idempotent
Input schema 
{'type': 'object', 'required': ['domains'], 'properties': {'domains': {'type': 'array', 'items': {'type': 'string'}, 'maxItems': 3, 'minItems': 1}}}
History

Recent tool changes

Added
domain_registration
Oct. 2, 2026, 2:40 a.m.
Added
tech_stack
Oct. 2, 2026, 2:40 a.m.
Added
email_security
Oct. 2, 2026, 2:40 a.m.
Added
domain_report
Oct. 2, 2026, 2:40 a.m.
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