DomainKits MCP Server

Domain intelligence tools through MCP-compatible clients.

Endpoints

Endpoint	Description
https://mcp.domainkits.com/mcp/nrds	Newly Registered Domains Search
https://mcp.domainkits.com/mcp/ns-reverse	NS Reverse Lookup
https://mcp.domainkits.com/mcp/count	Domain Count by Type

Configuration

Claude Desktop

Edit config file:

• macOS: ~/Library/Application Support/Claude/claude_desktop_config.json
• Windows: %APPDATA%\Claude\claude_desktop_config.json

{
  "mcpServers": {
    "domainkits-nrds": {
      "command": "npx",
      "args": [
        "mcp-remote",
        "https://mcp.domainkits.com/mcp/nrds",
        "--transport",
        "http-first"
      ]
    },
    "domainkits-ns-reverse": {
      "command": "npx",
      "args": [
        "mcp-remote",
        "https://mcp.domainkits.com/mcp/ns-reverse",
        "--transport",
        "http-first"
      ]
    },
    "domainkits-count": {
      "command": "npx",
      "args": [
        "mcp-remote",
        "https://mcp.domainkits.com/mcp/count",
        "--transport",
        "http-first"
      ]
    }
  }
}

Cursor

Edit ~/.cursor/mcp.json:

{
  "mcpServers": {
    "domainkits-nrds": {
      "command": "npx",
      "args": ["mcp-remote", "https://mcp.domainkits.com/mcp/nrds"]
    },
    "domainkits-ns-reverse": {
      "command": "npx",
      "args": ["mcp-remote", "https://mcp.domainkits.com/mcp/ns-reverse"]
    },
    "domainkits-count": {
      "command": "npx",
      "args": ["mcp-remote", "https://mcp.domainkits.com/mcp/count"]
    }
  }
}

---

Gemini CLI

gemini extensions install https://github.com/AKBTdomain/domainkits-mcp

Tools

search_nrds

Search for newly registered domains by keyword.

Parameters:

Name	Type	Required	Default	Description
keyword	string	Yes	-	Search term (a-z, 0-9, hyphen only, min 3 chars)
days	integer	Yes	-	Search range in days (1-7)
position	string	No	any	start, end, or any
tld	string	No	all	Filter by TLD (e.g., com, net)
min_len	integer	No	-	Minimum domain prefix length
max_len	integer	No	-	Maximum domain prefix length
has_number	boolean	No	-	Only domains containing numbers
has_hyphen	boolean	No	-	Only domains containing hyphens
is_alpha	boolean	No	-	Only pure letter domains (a-z)
is_digit	boolean	No	-	Only pure numeric domains (0-9)
exclude_keywords	array	No	-	Exclude domains containing these keywords

Example:

curl -X POST https://mcp.domainkits.com/mcp/nrds \
  -H "Content-Type: application/json" \
  -d '{"jsonrpc":"2.0","id":1,"method":"tools/call","params":{"name":"search_nrds","arguments":{"keyword":"tech","days":7,"position":"start","tld":"com","is_alpha":true}}}'

Response:

{
  "total": 128,
  "showing": 5,
  "domains": [
    {"domain": "techflow.com"},
    {"domain": "techbase.com"}
  ]
}

---

search_ns_reverse

Look up gTLD domains hosted on a specific nameserver.

Parameters:

Name	Type	Required	Default	Description
ns	string	Yes	-	Nameserver hostname (e.g., ns1.google.com)
tld	string	No	all	Filter by TLD (e.g., com, net)
min_len	integer	No	-	Minimum domain prefix length
max_len	integer	No	-	Maximum domain prefix length
has_number	boolean	No	-	Only domains containing numbers
has_hyphen	boolean	No	-	Only domains containing hyphens
is_alpha	boolean	No	-	Only pure letter domains (a-z)
is_digit	boolean	No	-	Only pure numeric domains (0-9)
keyword	string	No	-	Filter domains containing this keyword
exclude_keywords	array	No	-	Exclude domains containing these keywords

Example:

curl -X POST https://mcp.domainkits.com/mcp/ns-reverse \
  -H "Content-Type: application/json" \
  -d '{"jsonrpc":"2.0","id":1,"method":"tools/call","params":{"name":"search_ns_reverse","arguments":{"ns":"ns1.google.com","tld":"com","is_alpha":true,"min_len":4,"max_len":8}}}'

Response:

{
  "ns": "ns1.google.com",
  "total": 50000,
  "matched": 1234,
  "showing": 5,
  "samples": ["example.com", "domain.com", "test.com"]
}

---

count_domains

Count domains by type with filters. Supports multiple data sources.

Parameters:

Name	Type	Required	Default	Description
type	string	Yes	-	Data source: nrds, expired, aged
keyword	string	Yes*	-	Search term (min 3 chars, required for nrds)
days	integer	Yes*	-	Search range in days (1-7, required for nrds)
position	string	No	any	start, end, or any
tld	string	No	all	Filter by TLD (e.g., com, net)
min_len	integer	No	-	Minimum domain prefix length
max_len	integer	No	-	Maximum domain prefix length
has_number	boolean	No	-	Only domains containing numbers
has_hyphen	boolean	No	-	Only domains containing hyphens
is_alpha	boolean	No	-	Only pure letter domains (a-z)
is_digit	boolean	No	-	Only pure numeric domains (0-9)

Example:

curl -X POST https://mcp.domainkits.com/mcp/count \
  -H "Content-Type: application/json" \
  -d '{"jsonrpc":"2.0","id":1,"method":"tools/call","params":{"name":"count_domains","arguments":{"type":"nrds","keyword":"tech","days":7,"tld":"com"}}}'

Response:

{
  "type": "nrds",
  "total": 128
}

---

Limits

• 10 requests per minute per IP
• 5 domains per response
• NRDS data may have 24-48 hour delay

Full Access

For complete results with advanced filters and export:

• NRDS: domainkits.com/search/new
• NS Reverse: domainkits.com/tools/ns-reverse

About

DomainKits - Domain intelligence tools for investors, brand managers, and researchers.

Privacy

• IP addresses anonymized
• Search queries anonymized
• Logs retained 7 days
• No personal data collected

Usage Policy

This API is designed for legitimate domain research purposes.

Intended use cases:

• Domain investment research
• Brand protection and trademark monitoring
• Cybersecurity and phishing detection
• Academic and market research

Privacy protection measures:

• NRDS results do not include nameserver information
• Enterprise-grade nameservers are blocked from NS Reverse queries
• No support for tracking specific organizations' domain activities

License

MIT