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DomainKit

DNS records, SSL certificate, WHOIS/RDAP and website tech scan for any domain. Hosted on RapidAPI; free BASIC plan, authenticate with your RapidAPI key (X-RapidAPI-Key header). Also available as a remote MCP server for AI agents.

API Explorer

Interactive OpenAPI documentation. Requests are sent directly from your browser to the API provider.

View spec
DomainKit
DomainKit preview interface