Our database now contains whois records of 699 Million (699,834,640) domain names.
Login / Password / Signup
Low Price Guarantee

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 1596 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 [699 Million Domains] $10,000 Details

Keyword: HARDPROBLEM

Reverse Whois » KEYWORD [hardproblem ]  { 35 domain names }


NumDomain NameRegistrarCreatedUpdatedExpiry
1hardproblem.dateChengdu West Dimension Digital Technology Co., Ltd…8 Oct 2015-7 Oct 2016
2hardproblem.infoRegional Network Information Center, JSC dba RU-CE…4 Apr 202211 Jun 20254 Apr 2025
3hardproblem.comGoDaddy.com, LLC24 Nov 200822 Nov 202524 Nov 2026
4hardproblem.orgSquarespace Domains LLC18 Jul 202417 Jul 202518 Jul 2026
5hardproblem.netAmazon Registrar, Inc.20 Nov 201816 Oct 202520 Nov 2026
6hardproblem.xyz-14 Dec 20256 Jan 202614 Dec 2026
7hardproblem.solutionsGoDaddy.com, LLC16 Jan 202328 Mar 202416 Jan 2024
8hardproblem.ru-18 May 2006-18 May 2027
9hardproblem.it-28 Mar 202413 Apr 202628 Mar 2027
10hardproblem.co.uk-29 Sep 202429 Sep 202429 Sep 2026
11hardproblem.techAscio Technologies, Inc. Danmark - Filial af Ascio…14 Dec 202529 Jan 202614 Dec 2026
12hardproblem.cfd-22 Feb 202627 Feb 202622 Feb 2027
13hardproblem.clubNameCheap, Inc.3 Apr 20262 Jun 20263 Apr 2027
14hardproblem.eu----
15hardproblems.xyzChengdu West Dimension Digital Technology Co., Ltd…22 May 2015-22 May 2016
16hardproblemswellsolved.com1API GmbH1 Jun 20166 Jun 20261 Jun 2027
17hardproblems.comTucows Domains Inc.16 Aug 200327 Sep 202528 Sep 2026
18hardproblemssolved.comGoDaddy.com, LLC25 Jul 20112 Sep 20251 Sep 2026
19hardproblemsmovie.comNetwork Solutions, LLC24 Sep 200726 Jul 202524 Sep 2027
20hardproblems.netWild West Domains, LLC16 Aug 20039 Dec 202428 Sep 2024
21hardproblems.orgGoDaddy.com, LLC31 May 20141 Jun 202631 May 2027
22hardproblemsgroup.comInstra Corporation Pty Ltd.21 Jul 201723 Nov 202521 Jul 2029
23hardproblemsgroup.netInstra Corporation Pty Ltd.21 Jul 201721 Jul 201721 Jul 2019
24hardproblemsconsulting.comPDR Ltd. d/b/a PublicDomainRegistry.com29 Dec 201729 Dec 201729 Dec 2018
25hardproblems.consultingNameCheap, Inc.19 Feb 20181 May 202419 Feb 2024
26hardproblemsgroup.orgInstra Corporation Pty Ltd.15 Apr 202120 Nov 202515 Apr 2028
27hardproblemsolution.techGoDaddy.com, LLC30 Jul 202310 Sep 202430 Jul 2024
28hardproblemsolutions.techGoDaddy.com, LLC30 Jul 202310 Sep 202430 Jul 2024
29hardproblemsolutions.workGoDaddy.com, LLC30 Jul 202310 Sep 202430 Jul 2024
30hardproblemsolutions.comGoDaddy.com, LLC30 Jul 202310 Sep 202430 Jul 2024
31hardproblemsolution.comGoDaddy.com, LLC30 Jul 202310 Sep 202430 Jul 2024
32hardproblemsolver.onlineGoDaddy.com, LLC8 May 202419 Jul 20258 May 2025
33hardproblemstosolve.comGoDaddy.com, LLC5 Aug 20255 Aug 20255 Aug 2026
34hardproblemofmatter.comName.com, Inc.4 May 20264 May 20264 May 2027
35hardproblemsintelligence.comPorkbun, LLC17 Jun 202617 Jun 202617 Jun 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=hardproblem

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