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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 1589 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 [627 Million Domains] $10,000 Details

Keyword: CSIGMA

Reverse Whois » KEYWORD [csigma ]  { 16 domain names }


NumDomain NameRegistrarCreatedUpdatedExpiry
1csigma.comNetwork Solutions, LLC3 Jun 20054 Apr 20253 Jun 2026
2csigma.netGoDaddy.com, LLC24 Nov 202025 Nov 202424 Nov 2025
3csigma.techHostinger, UAB20 Feb 202220 Feb 202220 Feb 2023
4csigma.xyzGoDaddy.com, LLC22 Dec 202219 Mar 202522 Dec 2025
5csigma.financeGoDaddy.com, LLC22 Dec 202224 Feb 202522 Dec 2025
6csigma.orgGoDaddy.com, LLC24 Nov 20208 Jan 202524 Nov 2025
7csigma.co.uk-17 Jul 202017 Jul 202417 Jul 2025
8csigmar.comTucows Domains Inc.10 Oct 202410 Oct 202410 Oct 2025
9csigman.comDreamHost, LLC29 Sep 20151 Oct 201629 Sep 2017
10csigmagazine.comeNom, Inc.10 Feb 201610 Feb 201610 Feb 2017
11csigmail.comeNom, Inc.12 May 20145 May 202512 May 2026
12csigmanagement.comGoDaddy.com, LLC6 Mar 20207 Mar 20256 Mar 2026
13csigmasas.comGoDaddy.com, LLC21 Jun 20202 Sep 202321 Jun 2023
14csigmacinema.comGoDaddy.com, LLC10 Sep 20233 Sep 202410 Sep 2026
15csigmaps.comHostinger, UAB1 Oct 202313 Nov 20241 Oct 2024
16csigmalabs.comWix.com Ltd.17 Feb 202418 Jan 202517 Feb 2026

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=csigma

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