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Whois API / Whois History / Reverse Whois

Our WHOIS API returns consistent and well-structured WHOIS data in XML & JSON format. Returned data contain parsed WHOIS fields that can be easily understood by your application. Along with WHOIS API, we also offer WHOIS History API and Reverse WHOIS API.

Powered by Amazon Web Services With support for 1576 TLDs, our cloud-based API lets you quickly access any domain's WHOIS data through Bulk Whois Lookup, Newly Registered Domains, Dropped Deleted Domains, Expiring Domains and Whois Database Download.
Our Services Price Order
1000 WHOIS Lookup API Queries $2 Details
1000 WHOIS History API Queries $5 Details
1000 Reverse WHOIS API Queries $10 Details
Newly Registered Domains Database $495 Details
Whois Database [613 Million Domains] $10,000 Details

Keyword: CUSTOMAUTH

Reverse Whois » KEYWORD [customauth ]  { 20 domain names }


NumDomain NameRegistrarCreatedUpdatedExpiry
1customauth.comDropCatch.com 556 LLC29 Apr 202529 Apr 202529 Apr 2026
2customauth.ioNameCheap, Inc.22 Mar 202125 Feb 202522 Mar 2026
3customauthenticjersey.usMarkMonitor Inc.16 Apr 201222 May 201515 Apr 2018
4customauthors.netNetEarth One Inc. d/b/a NetEarth8 Jun 20158 Jun 20158 Jun 2016
5customauthentication.comTurnCommerce, Inc. DBA NameBright.com17 Apr 201231 May 202417 Apr 2025
6customauthenticjersey.comGMO Internet Inc.22 Oct 201922 Oct 201922 Oct 2020
7customauthenticjerseys.com-3 Nov 202425 Jan 20253 Nov 2025
8customauthor.comDropCatch.com 1037 LLC17 Sep 202128 Oct 202417 Sep 2024
9customauthenticfireplaces.comTucows Domains Inc.22 Feb 201026 Feb 202122 Feb 2021
10customauthority.comTurnCommerce, Inc. DBA NameBright.com18 Nov 201712 Nov 202018 Nov 2025
11customauthenticnbajerseys.orgHiChina Zhicheng Technology Limited20 Jul 201720 Jul 201720 Jul 2018
12customauthorities.comNameCheap, Inc.3 Nov 2020-3 Nov 2021
13customauthentics.comGoDaddy.com, LLC30 Jan 202430 Jan 202430 Jan 2027
14customauthorswebsite.comHosting Concepts B.V. dba Openprovider14 Nov 202014 Nov 202014 Nov 2021
15customauthority.agencyTucows Domains Inc.31 Jul 20214 Aug 202331 Jul 2024
16customauthors.comNamesilo, LLC7 Dec 202110 Feb 20247 Dec 2023
17customauthority.netCosmotown, Inc.4 Aug 202220 Aug 20244 Aug 2025
18customauthenticator.clickNamesilo, LLC6 Mar 20246 Mar 20256 Mar 2026
19customauthurl.comNameCheap, Inc.27 Mar 202425 Feb 202527 Mar 2026
20customauthority.siteNameCheap, Inc.24 Jun 20249 Jan 202524 Jun 2025

Reverse Whois Demo

Reverse Whois API

You can fetch the above results using our Reverse Whois API.

https://api.whoxy.com/?key=xxxxx&reverse=whois&keyword=customauth

Reverse Whois API lets you perform a comprehensive search on our database, to find domains owned by a company or person.
You just need to enter search terms such as the name, email or company, and you can find all the domains they ever owned.
If your search returns no results, you will NOT be charged any API queries. You are charged only on successful queries.

Sample Output: JSON SchemaXML SchemaJSON Live ResultsXML Live Results

Reverse Whois Pricing Total API Calls Price CPM Purchase
200 Reverse Whois API Queries 200 $2 $10.00 Order Now
1,000 Reverse Whois API Queries 1,000 $10 $10.00 Order Now
10,000 Reverse Whois API Queries 10,000 $100 $10.00 Order Now
50,000 Reverse Whois API Queries 50,000 $400 $8.00 Order Now
250,000 Reverse Whois API Queries 250,000 $1,500 $6.00 Order Now
1 Million Reverse Whois API Queries 1,000,000 $4,000 $4.00 Order Now
5 Million Reverse Whois API Queries 5,000,000 $10,000 $2.00 Order Now