domaincheck

Checks live domain availability straight from registry RDAP servers. Returns available/taken with registry status.

💰 $0.002 per call to check-domain, paid in USDC via x402.

For agents

MCP endpoint: https://domaincheck.402hub.dev/mcp
Machine-readable listing: /manifest.json

Call the paid tool, receive an x402 payment challenge, pay, and retry — no account or API key needed.