API Documentation

Domain Profile


The DomainTools API is organized into distinct products with queries that follow a RESTful URL structure wherever possible. Each product offers free, un-authenticated access for the sample URLs listed with each product. If you haven’t already, you may want to review the getting started document to learn about authentication and response formats.

The Domain Profile API provides basic domain name registration details and a preview of additional data available from DomainTools membership and report products.


Sample Response:

  response: {
    registrant: {
      name: 'DOMAINTOOLS, LLC',
      domains: 258,
      product_url: 'https://reversewhois.domaintools.com/?all[]=DOMAINTOOLS%2C+LLC&none[]='
    server: {
      ip_address: '',
      other_domains: 2,
      product_url: 'https://reverseip.domaintools.com/search/?q=domaintools.com'
    registration: {
      created: '1998-08-02',
      expires: '2017-08-01',
      updated: '2014-10-18',
      registrar: 'ENOM, INC.',
      statuses: ['clientTransferProhibited']
    name_servers: [
      {server: 'NS1.P09.DYNECT.NET, product_url: 'https://reversens.domaintools.com/search/?q=NS1.P09.DYNECT.NET'},
      {server: 'NS2.P09.DYNECT.NET', product_url: 'https://reversens.domaintools.com/search/?q=NS2.P09.DYNECT.NET'},
      {server: 'NS3.P09.DYNECT.NET', product_url: 'https://reversens.domaintools.com/search/?q=NS3.P09.DYNECT.NET'},
      {server: 'NS4.P09.DYNECT.NET', product_url: 'https://reversens.domaintools.com/search/?q=NS4.P09.DYNECT.NET'}
    history: {
      registrar: {
        earliest_event: '2002-04-12',
        events: 4,
        product_url: 'https://research.domaintools.com/research/hosting-history/?q=domaintools.com'
      name_server: {
        events: 6,
        timespan_in_years: 9,
        product_url: 'https://research.domaintools.com/research/hosting-history/?q=domaintools.com'
      ip_address: {
        events: 91,
        timespan_in_years: 11,
        product_url: 'https://research.domaintools.com/research/hosting-history/?q=domaintools.com'
      whois: {
        records: 3500,
        earliest_event: '2001-10-26',
        product_url: 'https://research.domaintools.com/research/whois-history/search/?q=domaintools.com'
    seo: {
      score: 77,
      product_url: 'http://research.domaintools.com/seo-browser/?domain=domaintools.com'
    website_data: {
      response_code: 200,
      title: 'Home | DomainTools',
      server: 'Here and There',
      meta: [],
      product_url: 'https://whois.domaintools.com/domaintools.com'

Note that not all data elements in the response will be available for all domains.

You must provide your
API credentials
to use this API.

Sample Queries


General Information