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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 1577 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 [619 Million Domains] $10,000 Details

Keyword: CERTKILLER

Reverse Whois » KEYWORD [certkiller ]  { 12 domain names }


NumDomain NameRegistrarCreatedUpdatedExpiry
1certkiller.comGoDaddy.com, LLC22 Dec 200112 Dec 202422 Dec 2033
2certkiller.infoGoDaddy.com, LLC16 Jan 20142 Mar 202516 Jan 2026
3certkiller.netKey-Systems GmbH8 Jun 202114 Jul 20248 Jun 2025
4certkiller.orgGoDaddy.com, LLC16 Jan 20142 Mar 202516 Jan 2026
5certkiller.meOnlineNIC, Inc.21 Jan 20143 Nov 201621 Jan 2018
6certkiller.usGoDaddy.com, LLC16 Jan 201421 Jan 202515 Jan 2026
7certkiller.siteNameCheap, Inc.11 Oct 202322 Dec 202411 Oct 2024
8certkillers.comGoDaddy.com, LLC2 Jan 20143 Jan 20252 Jan 2026
9certkillers.netNameCheap, Inc.28 Nov 201722 Oct 202328 Nov 2025
10certkillerdumps.comNameCheap, Inc.9 Sep 202221 Aug 20249 Sep 2025
11certkillerse.siteNameCheap, Inc.27 Oct 20238 Dec 202427 Oct 2024
12certkiller44sure.orgNameCheap, Inc.21 Mar 20241 Mar 202521 Mar 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=certkiller

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