How to Use the WhoisXML MCP in Cline

Integrate WhoisXML data checks directly into your workflow with Cline.

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Connect WhoisXML MCP to Cline

Create your Vinkius account to connect WhoisXML to Cline and route execution through our secure gateway. The platform manages server hosting, runtime updates, and security layers. Configuration requires no manual server provisioning.

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Setup WhoisXML with Cline

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Domain Availability Checks

Start by using `check_domain_availability` to validate a name before committing it to code. If you're writing infrastructure as code, this tool prevents future errors by confirming the target domain is free. Cline integrates this check directly into your task flow. You tell Cline to build a deployment component, and it automatically runs `check_domain_availability` in the background to ensure the specified resource name isn't already taken.

Deep WHOIS Data Retrieval

The `get_whois_record` tool pulls raw and parsed ownership data for a domain. This is critical when you need to write compliance checks or build auditing features into your application. You can feed the results of this record lookup directly into Cline, letting it generate boilerplate code that handles the specific format or keys found in the WHOIS output.

Email and Location Verification

Need to validate contact points? `verify_email` checks if an email is live. Likewise, using `get_ip_geolocation` gives you coordinates for any IP address your code interacts with. Cline uses these data points to write robust test cases. For instance, it can build a test that confirms both the provided IP's location and the associated contact email are valid before staging a commit.

Setup guide

Set up WhoisXML MCP in Cline

Prerequisites

VS Code with Cline extension installed
Active Vinkius subscription with a valid endpoint token

1

Open Cline MCP settings

Click the Cline icon in the VS Code sidebar to open the Cline panel. Then click the MCP Servers icon (server stack) at the top-right corner of the panel.
2

Add a remote server

Click "Remote Servers" at the top, then click "Add Remote MCP". In the Name field, type whoisxml-mcp. In the URL field, paste your Vinkius endpoint: https://edge.vinkius.com/[YOUR_TOKEN_HERE]/mcp. Get your token from cloud.vinkius.com.
3

Enable the server

After saving, the server appears in the Cline MCP panel. Toggle the switch to enable it. The status indicator turns green when the connection is live.
4

Start using tools

Return to the Cline chat and ask: "Check my latest WhoisXML refund status." Cline will discover the available tools and request your approval before invoking each one — giving you full control over every action.

Cline MCP Settings

{
  "mcpServers": {
    "whoisxml-mcp": {
      "url": "https://edge.vinkius.com/[YOUR_TOKEN_HERE]/mcp"
    }
  }
}

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Common questions about WhoisXML MCP in Cline

You instruct Cline to perform a task, like 'audit this client's digital footprint.' It executes multiple steps: it checks domain availability, runs `get_whois_record`, and writes the resulting data into a new file in your current project directory.

Cline handles structured outputs like JSON or YAML. You'll get clean, parsable results for IP geolocation data, full WHOIS records, and simple boolean values from the email validation tool.

Yes. Since it supports end-to-end task execution, you can tell Cline to loop through a list of domains, running `check_domain_availability` on each one and compiling the status into a single report file.

The server touches domain records, IP addresses, and email formats. While this data is public by nature, Cline ensures you handle it responsibly by allowing you to write specific code blocks for sanitization or masking before committing.

It gives your code external intelligence. Instead of just running logic, your application can now query real-world data—like domain ownership or IP location—and build features around those facts.

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