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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 1573 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 [577 Million Domains] $10,000 Details

Keyword: PROTOBASE

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


NumDomain NameRegistrarCreatedUpdatedExpiry
1protobase.bizNetwork Solutions, LLC25 Oct 201425 Oct 201424 Oct 2016
2protobase.comMarkMonitor Inc.30 Apr 199629 Jul 20241 May 2026
3protobase.co.uk-27 Mar 199728 Dec 202327 Mar 2025
4protobase.infoLimited Liability Company "Registrar of domain nam…4 Dec 201822 Oct 20224 Dec 2024
5protobase.netAbove.com Pty Ltd.28 Mar 202426 Jul 202428 Mar 2025
6protobase.appNameCheap, Inc.31 Jul 20245 Aug 202431 Jul 2025
7protobase.xyzNameCheap, Inc.15 Feb 202331 Jan 202415 Feb 2025
8protobase.devNameCheap, Inc.12 Aug 202412 Aug 202412 Aug 2025
9protobase.ioCloudFlare, Inc.1 Aug 20184 Aug 20241 Aug 2025
10protobase.ninjaGoogle, Inc.19 Dec 202019 Dec 202319 Dec 2024
11protobase.orgNameCheap, Inc.25 Jan 202223 Jan 202325 Jan 2025
12protobase.ru-13 Feb 2011-13 Feb 2025
13protobase-gateway.comDomainPeople, Inc.5 Dec 20136 Nov 20175 Dec 2017
14protobaselabs.comGoDaddy.com, LLC6 Jun 20147 May 20246 Jun 2025
15protobasesz.comGMO Internet Inc.20 Jan 201920 Jan 201920 Jan 2020
16protobases.com1API GmbH9 Jul 20249 Jul 20249 Jul 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=protobase

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