{"service":"RDAP API","description":"Domain ownership verification for agent identity and trust scoring in x402 payment networks","network":"eip155:8453","endpoints":[{"method":"POST","path":"/lookup","price":"$0.01","description":"Full domain lookup (registrar, dates, nameservers, status, DNSSEC)"},{"method":"POST","path":"/check","price":"$0.005","description":"Quick check - registered or available"}]}