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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 1575 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 [599 Million Domains] $10,000 Details

Keyword: COSTKEY

Reverse Whois » KEYWORD [costkey ]  { 7 domain names }


NumDomain NameRegistrarCreatedUpdatedExpiry
1costkey.comHiChina Zhicheng Technology Limited1 Jan 20142 Jan 20251 Jan 2026
2costkey.spaceURL Solutions, Inc.21 Oct 20215 Nov 202121 Oct 2023
3costkeys.comCrazy Domains FZ-LLC20 Oct 201631 Oct 201720 Oct 2017
4costkey-solutions.comShanghai Meicheng Technology Information Co., Ltd6 Jun 201712 May 20246 Jun 2026
5costkey-solutions.cn-2 Jul 2017-2 Jul 2026
6costkeys.netNameCheap, Inc.22 Nov 20223 Feb 202422 Nov 2023
7costkeyword.topNamesilo, LLC19 Nov 202319 Nov 202419 Nov 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=costkey

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