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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 1595 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 [664 Million Domains] $10,000 Details

Keyword: BACKFILL

Reverse Whois » KEYWORD [backfill ]  { 97 domain names }


NumDomain NameRegistrarCreatedUpdatedExpiry
1backfill.usGoDaddy.com, LLC15 Mar 201315 Mar 201714 Mar 2018
2backfill.orgCloudFlare, Inc.12 Dec 202512 Dec 202512 Dec 2026
3backfill.xyzNameKing.com Inc.9 Sep 20202 Sep 20259 Sep 2026
4backfill.comeNom, Inc.26 Mar 200324 Mar 202526 Mar 2026
5backfill.infoGoDaddy.com, LLC14 Sep 201526 Sep 201614 Sep 2017
6backfill.netGoDaddy.com, LLC6 Jan 200517 Dec 20246 Jan 2026
7backfill.co.uk-18 Jan 200728 Nov 202518 Jan 2026
8backfill.onePorkbun, LLC30 Nov 202210 Jan 202430 Nov 2023
9backfill.designGoogle, Inc.6 Jan 202311 Jan 20236 Jan 2024
10backfill.cn-20 Sep 2011-20 Sep 2032
11backfill.com.cn-20 Sep 2011-20 Sep 2032
12backfill.devNameCheap, Inc.17 Feb 20222 Feb 2025-
13backfill.uk-13 Sep 20205 Sep 202313 Sep 2023
14backfill.au--14 Oct 2025-
15backfill.runSynergy Wholesale Pty Ltd21 Dec 202321 Dec 202521 Dec 2025
16backfill.liveName.com, Inc.9 Apr 202514 Apr 20259 Apr 2026
17backfill.diyGoDaddy.com, LLC31 Aug 20255 Sep 202531 Aug 2026
18backfill.com.au--14 Oct 2025-
19backfill.networkPorkbun, LLC16 Oct 202516 Oct 202516 Oct 2026
20backfill.appCloudFlare, Inc.12 Dec 202512 Dec 202512 Dec 2026
21backfiller.comDynadot, LLC19 Dec 201613 Dec 202519 Dec 2026
22backfillnotebook.comRealtime Register B.V.26 Dec 201428 Dec 201626 Dec 2017
23backfillads.comGoDaddy.com, LLC12 Mar 201520 Feb 202512 Mar 2026
24backfill33.comLaunchpad, Inc.17 Mar 201517 Mar 201517 Mar 2016
25backfillpool.comNETIM SARL2 Apr 20242 Jun 20252 Apr 2025
26backfill-us.orgNetwork Solutions, LLC2 Jul 20152 Jul 20152 Jul 2016
27backfillcontent.comGoDaddy.com, LLC18 Oct 201519 Oct 202018 Oct 2021
28backfillconsulting.comGoDaddy.com, LLC7 Nov 20157 Nov 20157 Nov 2017
29backfilljobs.netGoDaddy.com, LLC22 Feb 201622 Feb 201622 Feb 2017
30backfilled.comGoDaddy.com, LLC15 Dec 200516 Dec 202515 Dec 2026
31backfills.comGoDaddy.com, LLC23 Apr 20236 May 202523 Apr 2026
32backfillmyjob.comeNom, Inc.6 May 201619 May 20176 May 2018
33backfillyzhwro3069.xyzNameCheap, Inc.21 Jun 201627 Jun 201621 Jun 2017
34backfill-optimizing.comVautron Rechenzentrum AG18 Feb 201020 Feb 201618 Feb 2017
35backfilloptimizing.comVautron Rechenzentrum AG18 Feb 201020 Feb 201618 Feb 2017
36backfill-optimising.comVautron Rechenzentrum AG18 Feb 201020 Feb 201618 Feb 2017
37backfill-optimiser.comVautron Rechenzentrum AG18 Feb 201020 Feb 201718 Feb 2018
38backfill-optimizer.comVautron Rechenzentrum AG18 Feb 201020 Feb 201718 Feb 2018
39backfillppc.comTurnCommerce, Inc. DBA NameBright.com20 Jan 200724 Aug 202420 Jan 2026
40backfill-inc.comTucows Domains Inc.14 Nov 202418 Nov 202514 Nov 2026
41backfilldirt.comGoDaddy.com, LLC15 Apr 200816 Apr 202415 Apr 2026
42backfillcpa.comTurnCommerce, Inc. DBA NameBright.com20 Jan 200724 Aug 202420 Jan 2026
43backfilloptimizer.comVautron Rechenzentrum AG18 Feb 201020 Feb 201718 Feb 2018
44backfillcommunications.comNetwork Solutions, LLC25 Sep 200927 Sep 201725 Sep 2017
45backfilling.comAnnulet LLC15 Oct 200316 Oct 202515 Oct 2026
46backfilloptimiser.comVautron Rechenzentrum AG18 Feb 201020 Feb 201718 Feb 2018
47backfilljobs.comDomain.com, LLC8 Jan 202324 Dec 20248 Jan 2026
48backfilloptimising.comVautron Rechenzentrum AG18 Feb 201020 Feb 201618 Feb 2017
49backfillsupply.comDomain.com, LLC2 Aug 201627 Sep 20252 Aug 2026
50backfillsupply.netDomain.com, LLC2 Aug 20162 Aug 20162 Aug 2018
51backfillcapital.com-15 Sep 201615 Sep 201615 Sep 2017
52backfilling.netregister.com, Inc.1 Jun 201013 Oct 20161 Jun 2017
53backfill-inc.net1&1 Internet AG21 Mar 201426 Apr 201921 Mar 2020
54backfilled.xyzUniregistrar Corp2 Jun 201623 Sep 20162 Jun 2017
55backfills.xyzUniregistrar Corp2 Jun 201623 Sep 20162 Jun 2017
56backfillingmyalreadyformedopinions.comDNC Holdings, Inc.31 Jan 201731 Jan 201731 Jan 2018
57backfillinc.comTucows Domains Inc.20 Apr 202322 Mar 202520 Apr 2026
58backfillcompounds.comGoDaddy.com, LLC15 Jun 201715 May 202515 Jun 2026
59backfillcompound.comGoDaddy.com, LLC15 Jun 201715 May 202515 Jun 2026
60backfillpipeline.comGoDaddy.com, LLC15 Aug 201718 Aug 202315 Aug 2028
61backfillbuddy.comNetwork Solutions, LLC16 Jan 201817 Dec 202416 Jan 2026
62backfillcn.comChengdu West Dimension Digital Technology Co., Ltd…11 Apr 201811 Apr 201811 Apr 2019
63backfillpipelines.comCrazy Domains FZ-LLC24 May 201824 May 201824 May 2019
64backfilleliminator.comDynadot, LLC26 Sep 201826 Sep 201826 Sep 2019
65backfillingtrenches.comDreamHost, LLC26 Apr 20198 Jul 202426 Apr 2024
66backfillmarketing.comCloudFlare, Inc.28 Apr 202329 Mar 202528 Apr 2026
67backfillmyfoundation.comGoDaddy.com, LLC13 Dec 201924 Feb 202513 Dec 2024
68backfillgeomechanics.comGoDaddy.com, LLC20 Jan 202131 Jan 202420 Jan 2025
69backfillcompound.netName.com, Inc.21 Jan 202122 Jan 202521 Jan 2026
70backfilltesting.comGoDaddy.com, LLC30 Jan 202130 Jan 202530 Jan 2027
71backfillapp.comGoDaddy.com, LLC18 Mar 202120 Mar 202518 Mar 2027
72backfillhustle.comNameCheap, Inc.22 Jul 20213 Oct 202422 Jul 2024
73backfillpro.comTucows Domains Inc.12 Apr 202214 Mar 202512 Apr 2026
74backfilldata.comSteamline Domains, LLC11 Oct 202325 Dec 202411 Oct 2024
75backfilledbeautyinventory.comregister.com, Inc.21 Oct 20222 Dec 202321 Oct 2023
76backfilldesign.comCloudFlare, Inc.1 Nov 202210 Jan 20261 Nov 2025
77backfillparts.comDomain.com, LLC24 Nov 202224 Jun 202524 Nov 2027
78backfilli.comNameCheap, Inc.15 Mar 202316 Mar 202415 Mar 2025
79backfillonline.comNamesilo, LLC22 Jun 202325 Aug 202422 Jun 2024
80backfillgroup.comNamesilo, LLC29 Jun 20232 Aug 202429 Jun 2024
81backfillhero.comNameCheap, Inc.25 Sep 20237 Dec 202425 Sep 2024
82backfillingservice.comNameCheap, Inc.6 Mar 20247 Mar 20256 Mar 2026
83backfillinstallation.comNameCheap, Inc.14 Mar 202415 Mar 202514 Mar 2026
84backfillthebin.comGoDaddy.com, LLC4 Apr 20245 Apr 20254 Apr 2026
85backfillthebins.comGoDaddy.com, LLC4 Apr 20245 Apr 20254 Apr 2026
86backfillr.com1&1 Internet AG7 Oct 20257 Oct 20257 Oct 2026
87backfillgrouting.comNameCheap, Inc.24 Aug 202425 Jul 202524 Aug 2026
88backfillingdirtpros.comNameCheap, Inc.24 Aug 20245 Oct 202524 Aug 2025
89backfilleu.com1&1 Internet AG12 Nov 202412 Nov 202412 Nov 2026
90backfillrecruitment.comGoDaddy.com, LLC17 Nov 202418 Nov 202517 Nov 2026
91backfillrecruitment.netGoDaddy.com, LLC17 Nov 202418 Nov 202517 Nov 2026
92backfills.inGoDaddy.com, LLC29 Mar 202431 May 202529 Mar 2029
93backfilldigital.comGoDaddy.com, LLC10 Apr 202510 Apr 202510 Apr 2026
94backfillconsulting.infoNamesilo, LLC29 Jun 202527 Sep 2025-
95backfillinventory.comHostinger, UAB3 Nov 20253 Nov 20253 Nov 2028
96backfillhq.comCloudFlare, Inc.31 Dec 202531 Dec 202531 Dec 2028
97backfilldirtnearme.comGoDaddy.com, LLC8 Jan 20268 Jan 20268 Jan 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=backfill

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