Our database now contains whois records of 727 Million (727,017,299) 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 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
5000 WHOIS Lookup API Queries $10 Details
5000 WHOIS History API Queries $25 Details
5000 Reverse WHOIS API Queries $50 Details
Newly Registered Domains Database $495 Details
Whois Database [727 Million Domains] $10,000 Details

Keyword: PATENTASSIST

Reverse Whois » KEYWORD [patentassist ]  { 35 domain names }


NumDomain NameRegistrarCreatedUpdatedExpiry
1patentassist.comFabulous.com Pty Ltd.21 Sep 199724 Sep 202620 Sep 2026
2patentassist.clubNameCheap, Inc.20 Jul 20214 Aug 202620 Jul 2026
3patentassist.co.uk-10 Jun 20239 Jun 202410 Jun 2025
4patentassist.cloud1&1 Internet AG16 Sep 202316 Sep 202416 Sep 2025
5patentassist.info1&1 Internet AG16 Sep 202329 Oct 202416 Sep 2024
6patentassist.online1&1 Internet AG16 Sep 202329 Oct 202416 Sep 2024
7patentassist.site1&1 Internet AG16 Sep 202317 Sep 202416 Sep 2025
8patentassist.store1&1 Internet AG16 Sep 202317 Sep 202416 Sep 2025
9patentassist.coName.com, Inc.23 May 202128 May 202423 May 2024
10patentassist.aiCloudFlare, Inc.27 May 202311 Aug 202627 May 2027
11patentassist.proPorkbun, LLC23 Aug 202523 Aug 202523 Aug 2026
12patentassistants.comKey-Systems GmbH23 Jun 201730 Nov 202523 Jun 2027
13patentassistanceworldwide.com1&1 Internet AG5 Mar 20156 Mar 20175 Mar 2018
14patentassistanceworldwideinc.netGoDaddy.com, LLC26 Aug 201526 Aug 201526 Aug 2016
15patentassistanceworldwideinc.com----
16patentassistanceworldwide.orgGoDaddy.com, LLC5 Jun 20155 Jun 20155 Jun 2016
17patentassistancecenter.comGoDaddy.com, LLC6 Apr 20166 Apr 20166 Apr 2017
18patentassists.comGoDaddy.com, LLC14 Sep 202315 Sep 202514 Sep 2026
19patentassistant.comGoDaddy.com, LLC20 Jul 200021 Jul 202620 Jul 2027
20patentassistance.comTurnCommerce, Inc. DBA NameBright.com25 May 199910 Nov 202525 May 2027
21patentassistance.netGoDaddy.com, LLC16 Apr 202528 Apr 202616 Apr 2027
22patentassistance.orgGoDaddy.com, LLC3 Oct 20085 Sep 20173 Oct 2018
23patentassistent.comKey-Systems GmbH23 Jun 201730 Nov 202523 Jun 2027
24patentassistenter.eu----
25patentassistenter.comKey-Systems GmbH23 Jan 201018 Dec 202523 Jan 2027
26patentassistent.online1&1 Internet AG26 Jun 202327 Jun 202626 Jun 2027
27patentassistenter.se-22 Apr 20097 Apr 202622 Apr 2027
28patentassistentistockholm.se-6 Apr 20101 Mar 20266 Apr 2027
29patentassistant.onlineNameCheap, Inc.23 Dec 202431 Dec 202423 Dec 2026
30patentassistant.cloudTucows Domains Inc.30 Jan 202528 Jan 202630 Jan 2027
31patentassistantpro.comCrazy Domains FZ-LLC30 Jun 20251 Jul 202630 Jun 2027
32patentassistants.eu----
33patentassistant.eu----
34patentassistent.eu----
35patentassistpro.comGoDaddy.com, LLC6 Apr 20266 Apr 20266 Apr 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=patentassist

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 Schema • XML Schema • JSON Live Results • XML Live Results

Reverse Whois Pricing Total API Calls Price CPM Purchase
1,000 Reverse Whois API Queries 1,000 $10 $10.00 Order Now
5,000 Reverse Whois API Queries 5,000 $50 $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