Categories

WHOIS Lookup

Query WHOIS domain registration information including registrar, dates, and name servers

Key Facts

Category
Network
Input Types
text, checkbox
Output Type
text
Sample Coverage
4
API Ready
Yes

Overview

The WHOIS Lookup tool provides instant access to domain registration details, allowing you to verify ownership information, registrar data, expiration dates, and DNS name servers for any registered domain.

When to Use

  • Verify the registration status and expiration date of a domain name.
  • Identify the official registrar and associated name servers for technical troubleshooting.
  • Check domain availability or research ownership details for potential acquisitions.

How It Works

  • Enter the target domain name into the input field.
  • Select the option to include raw WHOIS data if you require the complete, unparsed registry response.
  • Click the lookup button to retrieve and display the registration information.

Use Cases

Verifying domain expiration dates to prevent accidental service outages.
Troubleshooting DNS configuration issues by checking assigned name servers.
Conducting due diligence before purchasing a domain from a third party.

Examples

1. Verifying Domain Expiration

IT Administrator
Background
An IT administrator needs to ensure that company domains are not at risk of expiring soon.
Problem
The administrator is unsure of the exact renewal date for a specific project domain.
How to Use
Enter the domain name into the lookup tool and review the 'Expiration Date' field in the results.
Outcome
The tool displays the exact expiration date, allowing the administrator to schedule the renewal in the company calendar.

2. DNS Troubleshooting

Web Developer
Background
A developer is migrating a website to a new hosting provider and needs to confirm the current name server settings.
Problem
The website is not resolving correctly, and the developer suspects the domain is still pointing to old name servers.
How to Use
Perform a WHOIS lookup on the domain and check the 'Name Servers' section of the output.
Outcome
The developer confirms the domain is still using the old name servers and updates the DNS records accordingly.

Try with Samples

network

Related Hubs

FAQ

What information does a WHOIS lookup provide?

It typically returns the registrar, registration and expiration dates, name servers, and the current status of the domain.

Can I see the owner's personal contact details?

Most modern domains use WHOIS privacy services, which mask personal contact information with the registrar's generic details.

What is the difference between standard and raw WHOIS data?

Standard output provides a clean, summarized view, while raw data includes the full, unformatted response directly from the registry.

Is this tool free to use?

Yes, you can perform unlimited WHOIS lookups for any public domain name without cost.

Why does a domain show as 'not found'?

This usually means the domain is not registered, or the registry does not support public WHOIS queries for that specific TLD.

API Documentation

Request Endpoint

POST /en/api/tools/whois-lookup

Request Parameters

Parameter Name Type Required Description
domain text Yes -
includeRaw checkbox No -

Response Format

{
  "result": "Processed text content",
  "error": "Error message (optional)",
  "message": "Notification message (optional)",
  "metadata": {
    "key": "value"
  }
}
Text: Text

AI MCP Documentation

Add this tool to your MCP server configuration:

{
  "mcpServers": {
    "elysiatools-whois-lookup": {
      "name": "whois-lookup",
      "description": "Query WHOIS domain registration information including registrar, dates, and name servers",
      "baseUrl": "https://elysiatools.com/mcp/sse?toolId=whois-lookup",
      "command": "",
      "args": [],
      "env": {},
      "isActive": true,
      "type": "sse"
    }
  }
}

You can chain multiple tools, e.g.: `https://elysiatools.com/mcp/sse?toolId=png-to-webp,jpg-to-webp,gif-to-webp`, max 20 tools.

If you encounter any issues, please contact us at [email protected]