Our database now contains whois records of 671 Million (671,878,120) 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 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 [671 Million Domains] $10,000 Details

Keyword: PROTTON

Reverse Whois » KEYWORD [protton ]  { 45 domain names }


NumDomain NameRegistrarCreatedUpdatedExpiry
1protton.com-7 Dec 201513 Jan 20267 Dec 2026
2protton.siteGMO Internet Inc.16 Sep 2021-16 Sep 2022
3protton.frOVH sas10 Dec 202131 Jan 202610 Dec 2026
4protton.co.inKey-Systems GmbH16 Jan 20155 Mar 202516 Jan 2026
5protton.com.br-9 Feb 201820 Jan 20259 Feb 2027
6protton.meDynadot, LLC7 Apr 202217 May 20257 Apr 2025
7protton.storeHostinger, UAB27 Jan 202411 Apr 202527 Jan 2025
8protton.net-7 Jan 20257 Jan 20257 Jan 2027
9prottonengineering.comGoDaddy.com, LLC7 Jan 20157 Jan 20157 Jan 2018
10prottoni.comGoDaddy.com, LLC15 Sep 201529 Sep 202415 Sep 2025
11prottonne.comNameCheap, Inc.15 Jun 201527 Jul 202415 Jun 2024
12prottonne.orgNameCheap, Inc.15 Jun 201526 Aug 202415 Jun 2024
13prottonne.netNameCheap, Inc.15 Jun 201527 Jul 202415 Jun 2024
14prottone.comCloudFlare, Inc.11 Apr 200630 Jan 202611 Apr 2027
15prottonmail.comNameKing.com Inc.20 Jul 20198 May 202520 Jul 2026
16prottonmail.net1&1 Internet AG6 Sep 20186 Sep 20186 Sep 2019
17prottonsynergy.comGoDaddy.com, LLC12 Mar 201912 Mar 201912 Mar 2020
18prottonvpn.comNameCheap, Inc.20 Aug 202018 Jul 202520 Aug 2026
19prottons-partly.comAmazon Registrar, Inc.4 Jul 20194 Jul 20194 Jul 2020
20prottones.comInternet Invest, Ltd. dba Imena.ua13 Aug 201913 Aug 201913 Aug 2020
21prottonautopecas.comTucows Domains Inc.12 Feb 202014 Nov 202512 Feb 2027
22prottonicfusion.comOVH sas7 Jun 20208 Jun 20247 Jun 2025
23prottonn.comPapaki Ltd.22 Jul 20201 Oct 202422 Jul 2024
24prottonnmail.comNameCheap, Inc.24 Sep 2020-24 Sep 2021
25prottontraining.comGoDaddy.com, LLC18 Apr 202318 Apr 202318 Apr 2024
26prottonet.comTrunkoz Technologies Pvt Ltd. d/b/a OwnRegistrar.c…21 May 202221 May 202221 May 2023
27protton-vpn.comPDR Ltd. d/b/a PublicDomainRegistry.com18 Jun 202230 Jul 202318 Jun 2023
28protton-vppm.comNamesilo, LLC27 Jun 202231 Aug 202327 Jun 2023
29protton-vppn.comNamesilo, LLC27 Jun 202231 Aug 202327 Jun 2023
30prottons.comWix.com Ltd.12 Jul 20222 Jul 202512 Jul 2026
31prottonchem.comPDR Ltd. d/b/a PublicDomainRegistry.com1 Feb 20231 Feb 20261 Feb 2026
32prottonmail.orgTucows Domains Inc.14 Aug 202324 Oct 202514 Aug 2025
33prottonsbr.comSquarespace Domains LLC8 Sep 202320 Nov 20258 Sep 2025
34prottonthemed.comNameCheap, Inc.3 Jun 20242 Jun 20253 Jun 2026
35prottonsp100.comPDR Ltd. d/b/a PublicDomainRegistry.com16 Jun 20248 Jul 202516 Jun 2026
36prottonearnet.ltdGoDaddy.com, LLC31 Aug 202415 Sep 202531 Aug 2026
37prottonicfusion.devOVH sas8 Nov 20241 Nov 20258 Nov 2026
38prottonium.comHostinger, UAB14 Feb 202515 Feb 202614 Feb 2027
39prottonbynow.comNameCheap, Inc.28 Apr 202521 Oct 202528 Apr 2026
40prottononline.comNameCheap, Inc.28 Apr 20256 Oct 202528 Apr 2026
41prottonstore.comNameCheap, Inc.28 Apr 202528 Apr 202528 Apr 2026
42prottonmaill.com1API GmbH4 May 202521 Nov 20254 May 2026
43prottonmec.comGoDaddy.com, LLC7 May 20257 May 20257 May 2026
44prottonbox.comTucows Domains Inc.1 Sep 202515 Sep 20251 Sep 2026
45prottonmaiil.comCV. Rumahweb Indonesia8 Dec 20259 Dec 20258 Dec 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=protton

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