Passively find known subdomains for a domain, as a list or count.
Copy the install command and let the AI configure it · recommended for beginners
Please install the "Subdomain API" MCP server from askskill: Run: claude mcp add --transport http 'app-subdomain-subdomains' 'https://api.subdomain.app/mcp'
Find known subdomains for example.com, return them as a list, and indicate which entries may be historical.
A list of subdomains for the domain, with a note that results are passive data and may include historical entries.
Count the known subdomains for example.com and return only the total number.
A total count of known subdomains for quick asset or exposure assessment.
List known subdomains for example.com and, if possible, distinguish common current subdomains from those likely found only in historical data.
A subdomain inventory with hints about historical entries for follow-up investigation or asset review.
Check domain availability and retrieve registration details for registered domains.
Check domain availability, history, pricing, and buy links in bulk.
Check domain registration status and monitor expiry, deletion, and availability.
Generate creative domain names and check availability across multiple TLDs.
Query SE Ranking SEO data and analytics using natural language prompts.
Search, appraise, trademark-check, and buy premium brandable domain names.