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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 [582 Million Domains] $10,000 Details

Keyword: PROOFX

Reverse Whois » KEYWORD [proofx ]  { 39 domain names }


NumDomain NameRegistrarCreatedUpdatedExpiry
1proofx.comCSL Computer Service Langenbach GmbH d/b/a joker.c…18 Nov 200926 Sep 202418 Nov 2025
2proofx.coAbove.com Pty Ltd.20 Oct 202325 Oct 202420 Oct 2024
3proofx.emailPDR Ltd. d/b/a PublicDomainRegistry.com17 Oct 202017 Oct 202017 Oct 2021
4proofx.netNamesilo, LLC12 Jul 20233 Sep 202412 Jul 2025
5proofx.artCSL Computer Service Langenbach GmbH d/b/a joker.c…7 Oct 20219 Oct 20247 Oct 2025
6proofx.xyzGMO Internet Inc.28 Mar 202222 Apr 202428 Mar 2027
7proofx.appGoogle, Inc.24 Sep 201924 Sep 202424 Sep 2025
8proofx.onlineAscio Technologies, Inc. Danmark - Filial af Ascio…2 Sep 20201 Aug 20242 Sep 2025
9proofx.usDynadot, LLC7 Jul 20238 Jul 20247 Jul 2024
10proofx.orgNamesilo, LLC12 Jul 202315 Aug 202412 Jul 2024
11proofx.academyAtak Domain Hosting Internet d/b/a Atak Teknoloji21 Feb 202427 Feb 202421 Feb 2025
12proofx.bizAtak Domain Hosting Internet d/b/a Atak Teknoloji29 Apr 20244 May 202429 Apr 2025
13proofx.ru-19 Nov 2023-19 Nov 2024
14proofxlabs.comGoDaddy.com, LLC25 Nov 201425 Nov 201425 Nov 2015
15proofxt.netGoDaddy.com, LLC7 Mar 20157 Mar 20157 Mar 2016
16proofxbiofablab.comTucows Domains Inc.20 May 201424 May 201520 May 2016
17proofxe.topAlpnames Limited7 May 20167 May 20167 May 2017
18proofxr.topAlpnames Limited8 Aug 201613 Sep 201713 Sep 2017
19proofxl.comGandi SAS4 Oct 201131 Aug 20244 Oct 2025
20proofxt.comGoDaddy.com, LLC10 Jul 202221 Aug 202410 Jul 2024
21proofxpress.comeNom, Inc.24 Aug 20048 Aug 202124 Aug 2026
22proofxm.comRegister.ca Inc.21 Dec 201725 Dec 201921 Dec 2019
23proofxyz.comMarkMonitor Inc.7 Feb 20186 Jan 20247 Feb 2025
24proofxact.comDreamHost, LLC27 Jul 201826 Jul 201827 Jul 2019
25proofxsecure.comGoogle, Inc.27 Jan 202027 Jan 202027 Jan 2021
26proofxchange.comGoDaddy.com, LLC1 Jul 202012 Sep 20231 Jul 2023
27proofxp.comGoDaddy.com, LLC26 May 20227 Jul 202326 May 2023
28proofxoffer.comGoDaddy.com, LLC29 Oct 202029 Oct 202029 Oct 2021
29proofxy.com1&1 Internet AG7 Apr 20215 Apr 20227 Apr 2025
30proofxid.comGoogle, Inc.16 May 202116 May 202116 May 2022
31proofxyz.xyzAlibaba Cloud Computing Ltd. d/b/a HiChina (www.ne…21 Dec 202121 Dec 202121 Dec 2022
32proofxag.comDNSPod, Inc.29 May 20222 Jun 202429 May 2025
33proofxr.comNameCheap, Inc.30 May 202331 May 202430 May 2025
34proofxyz-moonbirds.comGoDaddy.com, LLC7 Jun 20239 Jun 20237 Jun 2024
35proofxyz.lolPDR Ltd. d/b/a PublicDomainRegistry.com17 Aug 202327 Sep 202417 Aug 2024
36proofxyz.artNameCheap, Inc.14 Oct 202315 Oct 202414 Oct 2025
37proofxconcept.comGoDaddy.com, LLC13 Jan 202413 Jan 202413 Jan 2026
38proofxmms.comAtak Domain Hosting Internet d/b/a Atak Teknoloji27 Jun 202422 Jul 202427 Jun 2026
39proofxcellent.comGoogle, Inc.1 Oct 20241 Oct 20241 Oct 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=proofx

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