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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 1596 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 [701 Million Domains] $10,000 Details

Keyword: LAMBDASYSTEMS

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


NumDomain NameRegistrarCreatedUpdatedExpiry
1lambdasystems.netName.com, Inc.1 Oct 202110 Sep 20251 Oct 2026
2lambdasystems.comregister.com, Inc.28 Apr 199926 Jun 202628 Apr 2027
3lambdasystems.orgDynamic Network Services, Inc.28 Jul 201423 Jul 202528 Jul 2026
4lambdasystems.xyzCloudFlare, Inc.3 Jun 20169 May 20263 Jun 2027
5lambdasystems.onlineTucows Domains Inc.7 Oct 202011 Oct 20217 Oct 2022
6lambdasystems.techGoDaddy.com, LLC10 Mar 202325 Apr 202610 Mar 2027
7lambdasystems.usHosting Concepts B.V. dba Openprovider19 Aug 202518 Oct 202519 Aug 2026
8lambdasystems.devNameCheap, Inc.17 Sep 2025--
9lambdasystems-ex.netAmazon Registrar, Inc.17 May 201917 May 201917 May 2020
10lambdasystemsltd.comGoDaddy.com, LLC18 Apr 202019 Apr 202618 Apr 2028
11lambdasystemsinc.comregister.com, Inc.27 Sep 202227 Sep 202227 Sep 2026
12lambdasystemsllc.comCloudFlare, Inc.5 Feb 202613 Feb 20265 Feb 2027

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=lambdasystems

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