CatchDoms - Expired Domains API MCP Server

CatchDoms exposes an Expired Domains API and an MCP (Model Context Protocol) server that aggregate expired domains from 16 auction platforms (Dynadot, GoDaddy, DropCatch, SnapNames, Catched, Gname, BloomUp, UKBackorder, DomainLore, and 7 more) plus 100,000+ aged ccTLD domains available at registration price. Every domain is enriched with Trust Flow, Citation Flow, Domain Authority, backlinks count, referring…. Its README documents 4 tools, including search_domains, get_domain, list_filters. It is available as a remote MCP endpoint.

Teams that work with expired domains, expireddomains and seo tools and want a hosted endpoint instead of running a local process.

VERIFIED ACTIVE

LAST COMMIT 2026-05-05 · ★ 4 · #268 OF 278 MAINTAINED API INTEGRATION · VERIFIED 2026-09-18

MIT · how we verify → /methodology

01 · Install CatchDoms - Expired Domains API

before you install - you'll need

The README does not document required environment variables for a basic install.

Claude Code

claude mcp add sambel-catchdoms-mcp --transport sse https://catchdoms.com/mcp/catchdoms/free

Claude Desktop / Cursor / VS Code - add to config

{
  "mcpServers": {
    "sambel-catchdoms-mcp": {
      "url": "https://catchdoms.com/mcp/catchdoms/free"
    }
  }
}

Same JSON for Cursor. For VS Code, rename the top-level key from `mcpServers` to `servers`.

Using another client? Same JSON, different key

Claude Desktop · mcpServers

Cursor · mcpServers

VS Code · servers

Windsurf · mcpServers

Zed · context_servers

Cline · mcpServers

Roo Code · mcpServers

Continue · mcpServers

LibreChat · mcpServers

Gemini CLI · mcpServers

Codex CLI · mcp_servers

Full setup guides: every client.

02 · Evidence

https://catchdoms.com/mcp/catchdoms/free

transport: sse

endpoint alive - responded to MCP initialize · probed 2026-09-17

Security posture

What to check before giving this server access to your agent - from the registry, GitHub, and our own probes. We don't score safety; we show what's verifiable.

runs as remote - your agent's requests go to catchdoms.com

endpoint auth accepted our unauthenticated MCP initialize - no credentials needed to connect

license MIT - declared in the repository

registry vendor namespace com.catchdoms - domain-verified with the official MCP registry

03 · What CatchDoms - Expired Domains API can do

Prose above is summarized from the project's README and registry record - no invented capabilities.

What you can build

With this server connected, an agent can search for domains with filters. Returns up to 100 results sorted by quality, get full details for a specific domain, get available filter options with counts - sources, TLDs, and languages, and get platform statistics - total domains, new today, by source, SEO coverage.

The 4 tools it gives your agent

Extracted from the project's README - what CatchDoms - Expired Domains API lets an agent do.

search_domains
- Search for domains with filters. Returns up to 100 results sorted by quality.
get_domain
- Get full details for a specific domain.
list_filters
- Get available filter options with counts - sources, TLDs, and languages.
get_stats
- Get platform statistics - total domains, new today, by source, SEO coverage.

04 · Who maintains CatchDoms - Expired Domains API

CatchDoms - Expired Domains API is maintained by sambel. It's the only MCP server we track from this author; the repo dates to Apr 2026.

05 · Facts

repository
github.com/sambel/catchdoms-mcp
website
https://catchdoms.com/
category
API integration - ranked #268 of 278 actively-maintained API integration servers as of 2026-09-18.
registry
com.catchdoms/expired-domains (active, first published 2026-04-06 · 2 versions)

06 · CatchDoms - Expired Domains API FAQ

Is CatchDoms - Expired Domains API still maintained?

Yes - as of 2026-09-18, its last commit was 2026-05-05. We re-verify nightly.

What can CatchDoms - Expired Domains API do?

With this server connected, an agent can search for domains with filters. Returns up to 100 results sorted by quality, get full details for a specific domain, get available filter options with counts - sources, TLDs, and languages, and get platform statistics - total domains, new today, by source, SEO coverage.

How do I install CatchDoms - Expired Domains API?

Run `claude mcp add sambel-catchdoms-mcp --transport sse https://catchdoms.com/mcp/catchdoms/free`. The README does not document required environment variables for a basic install. You can also paste the ready-made client config above.

Does CatchDoms - Expired Domains API require authentication?

No - the endpoint accepted our unauthenticated MCP initialize when probed on 2026-09-17; you can connect without credentials.

07 · Alternatives to CatchDoms - Expired Domains API

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