Catchdoms MCP Server

CatchDoms MCP Server

MCP (Model Context Protocol) server for CatchDoms — search 40,000+ expired and auction domains from 12 platforms, enriched with SEO metrics.

Use this server to let AI assistants (Claude, Cursor, Windsurf, etc.) search for expired domains, check auction prices, and find high-value domains programmatically.

Quick Start (Free — no API key needed)

Try it instantly — no signup required:

{
  "mcpServers": {
    "catchdoms": {
      "url": "https://catchdoms.com/mcp/catchdoms/free",
      "transport": "sse"
    }
  }
}

Free tier includes: Top 50 domains per search, first 10 names visible, basic SEO metrics. Trust Flow, Citation Flow, and GMB detection require Pro.

Pro (full access)

{
  "mcpServers": {
    "catchdoms": {
      "url": "https://catchdoms.com/mcp/catchdoms",
      "transport": "sse",
      "headers": {
        "Authorization": "Bearer YOUR_API_KEY"
      }
    }
  }
}

Get your API key: Sign up for free → API Settings → See pricing

Tools

search_domains

Search for domains with filters. Returns up to 100 results sorted by quality.

Parameters:

Example prompt:

Find me French .fr domains with a quality score above 50, at least 10 years old, under $500

get_domain

Get full details for a specific domain.

list_filters

Get available filter options with counts — sources, TLDs, and languages.

No parameters.

get_stats

Get platform statistics — total domains, new today, by source, SEO coverage.

No parameters.

Domain Sources

SEO Metrics

Every domain is enriched with:

• Quality Score (0-100) — composite score based on age, authority, backlinks, name quality
• Domain Authority (0-100) — from DataForSEO
• Trust Flow / Citation Flow (0-100) — from Majestic via SEObserver
• TTF Topic — topical category (e.g., Business/Marketing)
• Referring Domains — unique linking domains count
• Backlinks — total backlink count
• PageRank (0-10) — Open PageRank
• Domain Age — from Wayback Machine first snapshot
• Language — detected from archived content
• Google Business — GMB listing detection

Response Format

Each domain includes:

{
  "id": 12345,
  "name": "example.fr",
  "tld": ".fr",
  "source": "webexpire",
  "type": "auction",
  "score": 72,
  "price": 150.00,
  "max_bid": 210.00,
  "bids_count": 4,
  "auction_end_date": "2026-04-07T15:00:00+00:00",
  "age": 19,
  "domain_authority": 28,
  "trust_flow": 22,
  "citation_flow": 16,
  "ttf_topic": "Business/Marketing",
  "referring_domains": 216,
  "backlinks_count": 2000,
  "language": "FR",
  "has_gmb": false,
  "purchase_url": "https://www.webexpire.com/...",
  "purchase_platform": "WebExpire"
}

REST API

CatchDoms also offers a REST API at https://catchdoms.com/api/domains. Full documentation.

Links

• Website: catchdoms.com
• API Docs: catchdoms.com/api/docs
• Pricing: catchdoms.com/pricing

License

MIT