Domain Availability

Check domain registration availability via RDAP protocol.

1 endpoint248 calls1/1 passing
Get API key

Check if a domain is registered or available.

GET/v1/…rdap/availability
slow · 4.5s5m cache

Try it

Checking your keys…

Parameters

domain

string · query · required

Domain name (akan di-normalize: strip protocol, www, path).

Example response

{"project":"web-tools:rdap",  "data": {"ok":true,"domain":"google.com","expires":"2028-09-14T04:00:00Z","available":false,"registrar":"MarkMonitor Inc.","registered":"1997-09-15T04:00:00Z"  },"timestamp":"2026-06-13T02:24:53Z"}

Errors

  • 401Missing or invalid x-api-key
  • 404Not found or private
  • 429Rate limit or monthly quota reached

Code

const data = await client.run(  "web-tools:rdap",  "availability",  { domain: "google.com" });