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const options = {
  method: 'GET',
  url: 'https://whoisjson.com/api/v1/whois',
  params: { domain: 'whoisjson.com' },
  headers: {
    'Authorization': 'Token=YOUR_API_KEY'
  }
};

fetch(options.url + '?' + new URLSearchParams(options.params), {
  method: options.method,
  headers: options.headers
})
  .then(response => response.json())
  .then(data => console.log(data))
  .catch(error => console.error(error));
{
  "server": "gamma",
  "name": "whoisjson.com",
  "idnName": "whoisjson.com",
  "status": [
    "clientDeleteProhibited https://icann.org/epp#clientDeleteProhibited",
    "clientTransferProhibited https://icann.org/epp#clientTransferProhibited"
  ],
  "nameserver": [
    "dns200.anycast.me",
    "ns200.anycast.me"
  ],
  "ips": "94.23.35.47",
  "created": "2016-12-01 10:28:12",
  "changed": "2024-12-02 08:11:20",
  "expires": "2025-12-01 10:28:12",
  "registered": true,
  "dnssec": "signedDelegation",
  "whoisserver": "whois.ovh.com",
  "contacts": {
    "owner": [{
      "handle": "REDACTED FOR PRIVACY",
      "name": "REDACTED FOR PRIVACY",
      "email": "REDACTED FOR PRIVACY",
      "country": "FR"
    }],
    "admin": [{
      "handle": "REDACTED FOR PRIVACY",
      "name": "REDACTED FOR PRIVACY",
      "organization": "REDACTED FOR PRIVACY"
    }],
    "tech": [{
      "handle": "REDACTED FOR PRIVACY",
      "name": "REDACTED FOR PRIVACY",
      "organization": "REDACTED FOR PRIVACY"
    }]
  },
  "registrar": {
    "id": "433",
    "name": "OVH, SAS",
    "email": "abuse@ovh.net",
    "url": "https://ovh.com",
    "phone": "+33.972101007"
  }
}
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