DomainDNA by CyberMax
Paid API keys from $19/month (Scout: 5,000 domain checks a month); free tier 25 domain checks a day per IP with no key. Buy: https://domaindna-api.cybermaxtools.com/buy/scout?s=lead · all plans: https://domaindna-api.cybermaxtools.com/docs#pricing. Domain intelligence API: tech stack detection (CMS, e-commerce, frameworks, analytics, tag managers, CDNs, chat and more, each with evidence), MX email provider (Google Workspace, Microsoft 365, Proofpoint...), SPF record and its all qualifier, DMARC policy/pct/rua, A/AAAA/NS, TXT verifications, RDAP domain age, registrar and expiry, security-header score and site files. REST + MCP server.
Provider
CyberMax · https://cybermaxtools.com/store/
Skills
| Skill | Description |
|---|---|
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. |
email_security | MX provider, SPF record and all qualifier, DMARC policy, pct and rua, A/AAAA/NS and TXT verifications for 1-5 domains. |
tech_stack | Technologies (CMS, e-commerce, frameworks, analytics, tag managers, CDN, chat...) with the evidence for each, plus security headers, for 1-3 websites. |
domain_registration | RDAP registration (registrar, created, updated, expires, age in days, status) for 1-10 domains. |
Connect
https://domaindna-api.cybermaxtools.com/.well-known/agent-card.json
Machine-readable
Full agent card as submitted: /agents/domaindna-by-cybermax.json. Original source: https://domaindna-api.cybermaxtools.com/.well-known/agent-card.json.