Our database now contains whois records of 638 Million (638,744,437) 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 1594 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 [638 Million Domains] $10,000 Details

Keyword: SIEBERTZ

Reverse Whois » KEYWORD [siebertz ]  { 22 domain names }


NumDomain NameRegistrarCreatedUpdatedExpiry
1siebertz.email1&1 Internet AG27 Oct 201511 Dec 202427 Oct 2025
2siebertz.consulting1&1 Internet AG23 Jul 20142 Nov 201523 Jul 2016
3siebertz.bizVautron Rechenzentrum AG25 Nov 20099 Jan 201724 Nov 2017
4siebertz.comCronon AG17 Jan 20008 Mar 202517 Jan 2026
5siebertz.info1&1 Internet AG14 Sep 200129 Oct 202414 Sep 2025
6siebertz.net1&1 Internet AG18 May 200013 Dec 201718 May 2026
7siebertz.orgRegistryGate GmbH10 Oct 200516 Jan 202510 Oct 2025
8siebertz.de--15 Sep 2025-
9siebertz.devGandi SAS8 Apr 2019-8 Apr 2027
10siebertz.koelnCronon AG5 Sep 20165 Sep 20255 Sep 2026
11siebertzcoachingandconsulting.comGoDaddy.com, LLC17 Mar 200924 Apr 201517 Mar 2019
12siebertz-labortechnik.com1&1 Internet AG29 May 201430 May 202529 May 2026
13siebertz-elektro.de--11 Apr 2008-
14siebertz-steimel.de--1 Feb 2011-
15siebertzpottery.comGoogle, Inc.11 Nov 201611 Dec 201711 Nov 2017
16siebertzceramics.comGoogle, Inc.11 Nov 201611 Dec 201711 Nov 2017
17siebertzcoachingconsulting.comGoDaddy.com, LLC27 May 202129 May 202527 May 2025
18siebertz-werbetechnik.de--7 May 2018-
19siebertz-bau.de--28 Apr 2015-
20siebertz-labortechnik.de--1 Aug 2018-
21siebertz-schlafstudio.de--9 Feb 2022-
22siebertz-schneideraum.de--13 Feb 2024-

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=siebertz

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