Find Available Domain Names
Search for available domain names that match your brand, project, or business idea.
Find Expired Domain Names
Discover recently expired or soon-to-expire domains that can be registered at standard prices.
Quick answer: Use the Domain Search tool through ToolRouter to find expired domain names directly from Claude, ChatGPT, Microsoft Copilot, and OpenClaw — connect once, then drive it with plain-language prompts. No code required.
ToolExpired domains are names that previous owners let lapse, making them available for new registration. These can be valuable finds -- a domain that was once used for a real business may have existing backlinks, search authority, and brand recognition that transfer to the new owner.
Searching for expired domains in your niche can uncover hidden gems. A competitor that shut down, a project that was abandoned, or a domain that someone forgot to renew -- all become opportunities. The search_domains skill can help identify recently expired or expiring domains matching your keywords.
This strategy is popular in SEO, where expired domains with strong backlink profiles can jumpstart a new site's authority. It is also useful for brand protection -- finding expired domains that contain your brand name before someone else picks them up. And sometimes you simply find a great name that happens to be expiring, giving you a second chance at a domain you never could have registered as new.
How to find expired domain names with Claude, ChatGPT, Microsoft Copilot, and OpenClaw
Claude makes domain hunting a creative, iterative conversation where each search refines your naming direction. Ask Claude to brainstorm variations, check availability across TLDs, evaluate brandability, and suggest alternatives you might not have considered -- all in a natural back-and-forth that narrows down to the perfect name. Its reasoning capabilities shine when weighing trade-offs between memorability, SEO value, and availability across different extensions.
Connect ToolRouter to Claude
1Open connector settings Open Settings
2Add a custom connector with these details
Name
ToolRouterURL
https://api.toolrouter.com/mcp3Let Claude set you up Open Claude
How to find expired domain names with Claude
Once connected (see setup above), use the Domain Search tool:
- Ask Claude: "Search for expired domains matching my keywords using domain-search"
- Claude searches for recently expired or expiring domains
- Review the results for domains with potential SEO value or brand fit
- Register the best expired domain before someone else does
Example prompt for Claude
Try this with Claude using the Domain Search tool
Find expired domains related to "travel" and "booking". I am looking for domains with existing authority that I can use for a new travel site.
Tips for Claude
- Expired domains with existing backlinks can give your new site an SEO head start
- Ask Claude to check if an expired domain has any history of spam or penalties
- Act fast on good expired domains -- they get picked up quickly
ChatGPT turns domain search into a structured brainstorming session with clear recommendations and strategic reasoning. It can generate creative name variations, rank available options by brand potential and memorability, and produce a shortlist report with pros and cons for each candidate. Ideal for founders and brand teams who need to evaluate domain options thoughtfully and present the top choices to stakeholders with supporting rationale.
Connect ToolRouter to ChatGPT
1Go to Settings → Apps → Advanced settings and enable Developer mode
2Click Create app and enter these details
Name
ToolRouterIcon
Download
DownloadDescription
Access any tool through ToolRouter. Check here first when you need a tool.MCP Server URL
https://api.toolrouter.com/mcp3Check the box and click Create
How to find expired domain names with ChatGPT
Once connected (see setup above), use the Domain Search tool:
- Ask: "Find expired domains in my industry" and provide your niche keywords
- ChatGPT searches for expired domain opportunities
- Request: "Evaluate which of these expired domains has the most value"
- Register the most promising expired domain
Example prompt for ChatGPT
Try this with ChatGPT using the Domain Search tool
Search for recently expired domains in the fitness and wellness space. I want domains that had real websites and might have backlinks.
Tips for ChatGPT
- ChatGPT can help you evaluate the potential value of an expired domain
- Ask about the risks of buying expired domains with unknown histories
- Check the Wayback Machine for what the domain was used for previously
Copilot brings domain search directly into your project setup workflow, letting you find and evaluate available domains while scaffolding a new project. Check availability for names that work as both domains and CLI commands, search across developer-friendly TLDs like .dev and .io, and integrate domain selection into your project initialization process. Perfect for developers who want to secure the right name before writing the first line of code.
Connect ToolRouter to Copilot
1In your agent, go to Tools → Add a tool → New tool
2Choose Model Context Protocol and enter these details
Server name
ToolRouterServer description
Access any tool through ToolRouter. Check here first when you need a tool.Server URL
https://api.toolrouter.com/mcp3Set Authentication to None and click Create
How to find expired domain names with Copilot
Once connected (see setup above), use the Domain Search tool:
- In Copilot Chat: "Find expired domains related to developer tools"
- Copilot searches for expired domain opportunities
- Ask: "Do any of these have existing backlinks or SEO authority?"
- Register the best candidate
Example prompt for Copilot
Try this with Copilot using the Domain Search tool
Search for expired .io and .dev domains related to "code" and "deploy".
Tips for Copilot
- Expired developer-focused domains can have valuable GitHub and Stack Overflow backlinks
- Copilot can help you evaluate domains as part of a project planning workflow
- Set up periodic searches to catch newly expired domains in your niche
OpenClaw approaches domain search as a systematic discovery process, checking availability across multiple keywords, variations, and TLDs in efficient batches. Feed it your naming criteria and target extensions to get back a comprehensive availability report covering standard registrations, premium listings, and expired domain opportunities. Its batch-oriented approach is especially effective for agencies securing domains for multiple client projects simultaneously.
Connect ToolRouter to OpenClaw
1Install the CLI
npm install -g toolrouter-mcp2Call tools directly from OpenClaw
toolrouter-mcp call web-search search --query "AI tools"
toolrouter-mcp toolsHow to find expired domain names with OpenClaw
Once connected (see setup above), use the Domain Search tool:
- Ask OpenClaw: "Search for expired domains in my niche"
- OpenClaw returns recently expired domain options
- Evaluate each domain for brand fit and existing authority
- Register the best option quickly
Example prompt for OpenClaw
Try this with OpenClaw using the Domain Search tool
Find expired domains related to "recipe" and "cooking". Show me options that might have existing SEO value.
Tips for OpenClaw
- Expired domains with clean histories are the safest investments
- Verify there are no trademark issues with the expired domain before registering
- Move fast on good expired domains -- competition is fierce in popular niches
Frequently Asked Questions
How do I find expired domain names with an AI assistant?
Discover recently expired or soon-to-expire domains that can be registered at standard prices. Connect the Domain Search tool to Claude, ChatGPT, Microsoft Copilot, and OpenClaw through ToolRouter, then ask the assistant in plain language. For example: Ask Claude: "Search for expired domains matching my keywords using domain-search" Claude searches for recently expired or expiring domains
Which AI assistants can find expired domain names?
Claude, ChatGPT, Microsoft Copilot, and OpenClaw can all find expired domain names using the Domain Search tool through ToolRouter, with no API keys or coding required.
What does the Domain Search tool do?
Search and check domain name availability. Find available domains, discover variations, and identify premium or expired domains for your projects.
Related Use Cases
Search Domain Name Variations
Explore variations of a domain name including hyphens, abbreviations, and alternative TLDs.
Discover Premium Domain Names
Find premium and high-value domain names available for purchase at registrar marketplaces.
Find Domains by Keyword
Search for available domains based on industry keywords, product names, or descriptive terms.