.rio RDAP Lookup & Domain Data

Check any .rio domain - Live

Enter a domain name below to check availability in real-time via RDAP.

.rio

Get 10,000 free API credits/month Start Free

API Examples

          # Check if a .rio domain is available
curl "https://domscan.net/v1/status?name=example&tlds=rio"

# Get detailed RDAP data
curl "https://domscan.net/v1/rdap?domain=example.rio"
        

Example Response

{
  "name": "example",
  "results": [
    {
      "domain": "example.rio",
      "available": false,
      "source": "rdap",
      "rdap_endpoint": "https://rdap.gtlds.nic.br"
    }
  ],
  "cached": false,
  "latency_ms": 45
}

TLD Type

New gTLD - RIO

RDAP Support

Full RDAP support via official registry. Query availability and registration data directly.

Use Cases

Domain extension .rio

API Endpoint

/v1/status for availability, /v1/rdap for full data

Frequently Asked Questions

What is RDAP for .rio domains?

RDAP (Registration Data Access Protocol) is the modern replacement for WHOIS. For .rio domains, RDAP provides structured JSON responses with registration data, nameservers, and availability status directly from the authoritative registry.

How do I check if a .rio domain is available?

Use DomScan's API: curl "https://domscan.net/v1/status?name=example&tlds=rio" - This queries the official RDAP server and returns availability status in JSON format.

What is the RDAP endpoint for .rio?

The official RDAP endpoint for .rio domains is https://rdap.gtlds.nic.br. DomScan automatically routes queries to this endpoint for accurate results.

Is the .rio RDAP lookup free?

Availability checks for .rio domains through /v1/status cost 1 credit. Full registration-data lookups through /v1/rdap cost 2 credits.

Start Checking .rio Domains for Free

10,000 free API credits per month. No credit card required.

View documentation