GET /v1/rdapDomain registration data via RDAP: registrar, creation/expiry/updated dates, status, nameservers, domain age in days.
Price: $0.002 per call, paid in USDC on Base via x402. No API key or signup.
npx x402-fetch "https://tools.anokha.space/v1/rdap?domain=example.com"
{
"domain": "example.com",
"registrar": "...",
"created": "1995-08-14",
"expires": "...",
"age_days": 11000
}
The first request returns HTTP 402 with a PAYMENT-REQUIRED header. An x402 client signs a USDC authorization and retries with a PAYMENT-SIGNATURE header. You are charged only when the call succeeds.