{"name":"startup-domain-diligence","description":"Checks a domain's age, registrar, transfer history, DNSSEC, and expiry before a startup launch or outreach. Same RDAP backend as whois-lookup. Use it for startup domain diligence, a brand launch domain check, or an acquisition target domain age screen.","price":"$0.02","method":"POST","input_schema":{"properties":{"domain":{"type":"string","description":"Apex domain to look up (e.g. 'example.com'). Subdomains are stripped to the registrable domain before query."},"include_certificates":{"type":"boolean","description":"If true, fetch a crt.sh certificate-transparency summary (issuer counts, first/last seen, total certs). Default false."}},"required":["domain"]},"input_example":{"domain":"newbrand.ai","include_certificates":true},"output_example":{"domain":"newbrand.ai","registrar":{"name":"Example Registrar"},"age_days":740,"flags":[]},"x402_payment_required":true,"x402_facilitator":"https://api.cdp.coinbase.com/platform/v2/x402"}