Rate limits are tier-based: Free tier at 60 req/min, Starter at 300 req/min, Pro at 600 req/min, Business at 1,200 req/min, and Enterprise negotiable. Rate limits are enforced per API key. When you hit the limit, the API returns HTTP 429 with a Retry-After header — the recommended pattern is exponential backoff starting at the header value.
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DomainScan API + MCP: The Developer Guide
One JSON envelope across every tool. One API key. One MCP server. Everything the platform runs on is the same interface your code and your AI agent can hit — WHOIS, DNS, DMARC, SSL, blacklist, subdomain enumeration. Copy-paste examples in 8 languages, MCP config for Claude Code and Cursor, and the credit model explained in one page.