# urlcheck

> Use this tool when you need to validate and verify URLs, solving problems related to link rot, broken links, and website availability. It takes URLs as input and returns validation results, helping you identify and fix issues with online resources. Ideal for use cases involving web scraping, data mining, and website maintenance.

Canonical page: https://skillsregistry.net/skills/cplusdev-urlcheck  
JSON: https://api.skillsregistry.net/v1/skills/cplusdev-urlcheck

## Description

Companion skill for @cybrlab/urlcheck-openclaw.

## Trust

- **Trust score (0–1):** 0.60
- **Verification tier:** unverified

## Facts

- **Version:** 1.0.0
- **Skill type:** atomic
- **Execution layer:** instructions
- **Runtime environment:** llm
- **Category:** other
- **Updated:** 2026-05-19

## Source

- **Source listing:** [ClawHub](https://clawskills.sh/skills/cplusdev-urlcheck)

## 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": "cplusdev-urlcheck"
    }
  }
}
```

REST: `GET https://api.skillsregistry.net/v1/skills/cplusdev-urlcheck` · pull for local use: `GET https://api.skillsregistry.net/v1/skills/cplusdev-urlcheck/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