# Domain Check

> Use this tool when you need to verify the availability of a domain name across 500+ top-level domains (TLDs) with support for RDAP and WHOIS fallback for specific domains. It solves problems related to domain registration, brand protection, and online identity management by providing instant domain name availability checks. The tool takes a domain name as input and returns its availability status as output.

Canonical page: https://skillsregistry.net/skills/io-github-stucchi-domain-check  
JSON: https://api.skillsregistry.net/v1/skills/io-github-stucchi-domain-check

## Description

Check domain availability across 500+ TLDs. Single and bulk checks with UI.

## Trust

- **Trust score (0–1):** 0.70
- **Verification tier:** unverified

## Facts

- **Version:** 1.0.0
- **Skill type:** atomic
- **Execution layer:** mcp-remote
- **Runtime environment:** api
- **Category:** other
- **Updated:** 2026-04-19

## Source

- **Source listing:** [MCP Registry](https://registry.modelcontextprotocol.io/v0/servers/io.github.stucchi%2Fdomain-check)
- **Repository:** <https://github.com/stucchi/domain-check-mcp>

## Use it

Resolve this record through the SkillsRegistry MCP server (no auth, read-only):

```
claude mcp add --transport http --scope user skillsregistry https://api.skillsregistry.net/mcp
```

```json
{
  "jsonrpc": "2.0",
  "id": 1,
  "method": "tools/call",
  "params": {
    "name": "get_skill",
    "arguments": {
      "slug": "io-github-stucchi-domain-check"
    }
  }
}
```

REST: `GET https://api.skillsregistry.net/v1/skills/io-github-stucchi-domain-check` · pull for local use: `GET https://api.skillsregistry.net/v1/skills/io-github-stucchi-domain-check/pull`

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SkillsRegistry indexes agent skills from public registries and GitHub. Skills we have analysed are scanned with Circle-IR and scored on six dimensions; each listing states its scan coverage. More: https://skillsregistry.net/llms.txt