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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 [624 Million Domains] $10,000 Details

Keyword: PROTOSYNC

Reverse Whois » KEYWORD [protosync ]  { 13 domain names }


NumDomain NameRegistrarCreatedUpdatedExpiry
1protosync.clickUniregistrar Corp31 Jul 201514 Sep 201631 Jul 2017
2protosync.comTurnCommerce, Inc. DBA NameBright.com7 Nov 20181 Nov 20207 Nov 2025
3protosync.xyzDynadot, LLC20 Feb 20222 May 202320 Feb 2023
4protosync.orgHosting Concepts B.V. dba Openprovider14 Nov 202214 Nov 202314 Nov 2024
5protosync.netHostinger, UAB2 Dec 202211 Feb 20242 Dec 2023
6protosync.onlineHostinger, UAB24 Dec 202225 Dec 202324 Dec 2024
7protosync.proNameCheap, Inc.11 Apr 20251 Jun 202511 Apr 2026
8protosyncretic.comTucows Domains Inc.8 Sep 201412 Sep 20198 Sep 2019
9protosyncmedia.netTucows Domains Inc.19 Feb 201423 Feb 201619 Feb 2017
10protosyncmedia.comTucows Domains Inc.19 Feb 201418 Feb 202519 Feb 2026
11protosynced.comNameCheap, Inc.16 Mar 202228 May 202316 Mar 2023
12protosyncing.sbsHostinger, UAB2 May 20243 May 20252 May 2026
13protosyncu.runPDR Ltd. d/b/a PublicDomainRegistry.com9 Apr 202514 Apr 20259 Apr 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=protosync

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