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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 1595 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 [670 Million Domains] $10,000 Details

Keyword: CYS4

Reverse Whois » KEYWORD [cys4 ]  { 31 domain names }


NumDomain NameRegistrarCreatedUpdatedExpiry
1cys4.comCloudFlare, Inc.8 Aug 201510 Feb 20268 Aug 2026
2cys4.it1API GmbH12 Apr 202127 Apr 202512 Apr 2025
3cys4mgkhht3c.linkGMO Internet Inc.25 Nov 201526 Nov 201525 Nov 2016
4cys4u.comGoDaddy.com, LLC16 Aug 201224 May 201516 Aug 2017
5cys48.comGoDaddy.com, LLC23 Feb 20245 Feb 202523 Feb 2026
6cys42.comBeijing Lanhai Jiye Technology Co., Ltd16 May 202518 Jan 202616 May 2026
7cys478.downloadNameCheap, Inc.10 Aug 201810 Aug 201810 Aug 2019
8cys45.comBeijing Lanhai Jiye Technology Co., Ltd16 May 202518 Jan 202616 May 2026
9cys44.comBeijing Lanhai Jiye Technology Co., Ltd16 May 202518 Jan 202616 May 2026
10cys4uo.comJiangsu Bangning Science and technology Co. Ltd.8 Nov 20198 Nov 20198 Nov 2020
11cys446.sitePDR Ltd. d/b/a PublicDomainRegistry.com18 Nov 201919 Nov 202018 Nov 2021
12cys4i.siteURL Solutions, Inc.20 Jan 202018 Feb 202020 Jan 2021
13cys4bh7mhmits.comGMO Internet Inc.1 Oct 202213 Dec 20231 Oct 2023
14cys424.comGoDaddy.com, LLC16 Feb 202329 Apr 202416 Feb 2024
15cys429.comNameCheap, Inc.13 Mar 202324 Apr 202413 Mar 2024
16cys483.comDynadot, LLC16 Oct 202326 Dec 202416 Oct 2024
17cys46.comBeijing Lanhai Jiye Technology Co., Ltd16 May 202518 Jan 202616 May 2026
18cys45598.topAlibaba Cloud Computing Ltd. d/b/a HiChina (www.ne…29 Nov 20236 Jan 202529 Nov 2024
19cys4rpfj.topEranet International Limited8 Sep 20239 Sep 20248 Sep 2025
20cys42682yb5.comGoDaddy.com, LLC26 Apr 202410 May 202526 Apr 2026
21cys49.xyzDynadot, LLC25 May 20245 Jul 202525 May 2025
22cys4kr.sbsNamesilo, LLC8 May 202514 May 20258 May 2026
23cys41.comBeijing Lanhai Jiye Technology Co., Ltd16 May 202518 Jan 202616 May 2026
24cys40.comBeijing Lanhai Jiye Technology Co., Ltd16 May 202518 Jan 202616 May 2026
25cys43.comBeijing Lanhai Jiye Technology Co., Ltd16 May 202518 Jan 202616 May 2026
26cys47.comBeijing Lanhai Jiye Technology Co., Ltd16 May 202518 Jan 202616 May 2026
27cys49.comBeijing Lanhai Jiye Technology Co., Ltd16 May 202518 Jan 202616 May 2026
28cys4908.comGoDaddy.com, LLC21 Jul 202521 Jul 202521 Jul 2026
29cys4iraq.bondGMO Internet Inc.1 Dec 20256 Dec 20251 Dec 2026
30cys4r-vkfqq-rdenyi.workGoDaddy.com, LLC23 Dec 202528 Dec 202523 Dec 2026
31cys476.sbsNamesilo, LLC5 Jan 20265 Jan 20265 Jan 2027

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=cys4

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