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Domain Intelligence API

For developers and AI agents. Check availability, DNS, WHOIS, valuation, and brand risk with one edge API. Use MCP in assistants or explore the free tools.

curl
$

10,000 free credits/month. No card.

1,500+ TLDs
50+ Endpoints
<100ms p95 Latency
99.99% Uptime
1,700 Customers
130M+ Requests/mo
130M+ requests served in the last 30 days p95 under 100ms at the edge 99.99% uptime · Live status SDK + CLI on GitHub

Used by people at amazing companies

VercelLLM PulseOLXCasa ModernaPipeCal.comBeehiivSnykTogglRemoteSprigDeel
Interactive

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Enter a name and click Check
curl
curl "https://domscan.net/v1/status?name=techstartup&tlds=com"

Everything you need for domain intelligence

Built for developers who ship fast

  • REST API — JSON in, JSON out. No SDKs required.
  • Edge deployed — Sub-100ms responses from 300+ locations.
  • Smart caching — Different TTLs for available vs registered.
  • Bulk endpoints — Check hundreds of domains in one request.
  • OpenAPI spec — Auto-generate clients in any language. @domscan/sdk · domscan-sdk · SDK Hub · domscan-cli
Read the docs
# Check domain availability
curl "https://domscan.net/v1/status?name=myapp&tlds=com,io" \
  -H "Authorization: Bearer YOUR_API_KEY"

# Response
{
  "name": "myapp",
  "results": [
    { "domain": "myapp.com", "available": false },
    { "domain": "myapp.io", "available": true }
  ]
}
# Install from the latest GitHub release
npm install -g https://github.com/estevecastells/domscan-cli/releases/latest/download/domscan-cli.tgz

# Check domain availability
DOMSCAN_API_KEY=dsk_your_key_here domscan check-domain-availability   --name myapp   --tlds com,io
// Check domain availability
const response = await fetch(
  'https://domscan.net/v1/status?name=myapp&tlds=com,io',
  {
    headers: {
      'Authorization': `Bearer ${API_KEY}`
    }
  }
);

const data = await response.json();
// { name: "myapp", results: [...] }
# Check domain availability
import requests

response = requests.get(
    "https://domscan.net/v1/status",
    params={"name": "myapp", "tlds": "com,io"},
    headers={"Authorization": f"Bearer {API_KEY}"}
)

data = response.json()
# {"name": "myapp", "results": [...]}
// Check domain availability
package main

import (
  "encoding/json"
  "net/http"
)

func main() {
  req, _ := http.NewRequest("GET",
    "https://domscan.net/v1/status?name=myapp&tlds=com,io", nil)
  req.Header.Set("Authorization", "Bearer "+apiKey)

  resp, _ := http.DefaultClient.Do(req)
  var data map[string]any
  json.NewDecoder(resp.Body).Decode(&data)
}
# Check domain availability
require 'net/http'
require 'json'

uri = URI("https://domscan.net/v1/status?name=myapp&tlds=com,io")
req = Net::HTTP::Get.new(uri)
req["Authorization"] = "Bearer #{api_key}"

res = Net::HTTP.start(uri.hostname, uri.port, use_ssl: true) { |http|
  http.request(req)
}
data = JSON.parse(res.body)
# {"name"=>"myapp", "results"=>[...]}

Built for teams who need reliable domain data

MCP Integration

Give your AI domain expertise

Connect DomScan to Claude, ChatGPT, Cursor, or any MCP-compatible AI. One config, instant domain intelligence.

Connect to Claude, ChatGPT, Cursor, or any MCP-compatible AI.

{
  "mcpServers": {
    "domscan": {
      "command": "npx",
      "args": ["mcp-remote", "https://domscan.net/mcp"]
    }
  }
}
Setup MCP
Claude

Is techstartup.com available? Suggest alternatives if not.

I checked techstartup.com — it's registered.

Available alternatives:

  • techstartup.io — Available ✓
  • techstartup.dev — Available ✓
  • techstartups.com — Available ✓

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  • MCP integration
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