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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 1576 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 [606 Million Domains] $10,000 Details

Keyword: SF21

Reverse Whois » KEYWORD [sf21 ]  { 105 domain names }


NumDomain NameRegistrarCreatedUpdatedExpiry
1sf21.netJapan Registry Services Co., Ltd.9 Apr 201510 Feb 20259 Apr 2026
2sf21.comDropCatch.com 884 LLC18 Jun 202012 Jan 202218 Jun 2025
3sf21.winNameCheap, Inc.2 Jun 20177 Jun 20172 Jun 2018
4sf21.infoBarbero & Associates Limited11 Jan 20219 Feb 202511 Jan 2025
5sf21.spaceeNom, Inc.13 Jan 2021-13 Jan 2022
6sf21.onlineeNom, Inc.13 Jan 2021-13 Jan 2022
7sf21.storeNameCheap, Inc.25 Sep 20247 Oct 202425 Sep 2025
8sf21.xyzGMO Internet Inc.9 Jul 202414 Jul 20249 Jul 2025
9sf21.inkDNSPod, Inc.13 Jun 202019 May 202113 Jun 2023
10sf21.siteGMO Internet Inc.18 Oct 20227 Oct 202418 Oct 2025
11sf21.cyouNameCheap, Inc.23 May 202114 Nov 202423 May 2025
12sf21.co.jp-2 Jul 20071 Aug 2024-
13sf21.jp-1 Sep 20221 Oct 202430 Sep 2025
14sf21.orgBarbero & Associates Limited11 Jan 20219 Feb 202511 Jan 2025
15sf21.momNamesilo, LLC14 Apr 202424 Apr 202414 Apr 2025
16sf21.cn-9 Jun 2024-9 Jun 2025
17sf21.topHefei Juming Network Technology Co., Ltd26 Jan 202526 Jan 202526 Jan 2026
18sf21.co.uk-11 Jan 202123 Aug 202411 Jan 2025
19sf21.ru-15 Dec 2021-15 Dec 2025
20sf21.lolNamesilo, LLC21 Jun 202427 Aug 202421 Jun 2025
21sf21.blogNameCheap, Inc.13 Sep 202424 Sep 202413 Sep 2025
22sf21.restNameCheap, Inc.13 Sep 202418 Sep 202413 Sep 2025
23sf21.skinNameCheap, Inc.13 Sep 202424 Sep 202413 Sep 2025
24sf21.liveNameCheap, Inc.25 Sep 20244 Oct 202425 Sep 2025
25sf21.lifeNameCheap, Inc.25 Sep 202430 Sep 202425 Sep 2025
26sf215.netBig Dipper Domains, LLC1 Dec 20192 Dec 20191 Dec 2020
27sf2189.comWest263 International Limited26 Oct 202026 Oct 202026 Oct 2021
28sf21mkt.comTucows Domains Inc.4 Oct 20138 Oct 20144 Oct 2015
29sf2100.comGlobal Domain Name Trading Center Ltd5 Feb 20247 Mar 20255 Feb 2025
30sf217.comGlobal Domain Name Trading Center Ltd17 Oct 202417 Oct 202417 Oct 2025
31sf2112.comXin Net Technology Corporation6 Dec 201410 Dec 20156 Dec 2016
32sf219.comKey-Systems GmbH1 Dec 20241 Dec 20241 Dec 2025
33sf211.comAlibaba Cloud Computing Ltd. d/b/a HiChina (www.ne…24 Mar 201610 Oct 202424 Mar 2025
34sf2188.comCloud Yuqu LLC25 Sep 202025 Sep 202025 Sep 2021
35sf212.comHefei Juming Network Technology Co., Ltd22 Nov 20226 Dec 202422 Nov 2025
36sf216.comAlibaba Cloud Computing Ltd. d/b/a HiChina (www.ne…25 Jun 202425 Jun 202425 Jun 2025
37sf213.comeNom, Inc.20 Feb 201918 Feb 202520 Feb 2026
38sf214.comAlibaba Cloud Computing Ltd. d/b/a HiChina (www.ne…15 Mar 202222 Apr 202315 Mar 2023
39sf21days.comLimited Liability Company "Registrar of domain nam…29 Jul 201529 Jul 201529 Jul 2016
40sf21212.comHiChina Zhicheng Technology Limited30 Dec 201530 Dec 201530 Dec 2016
41sf211edu.comPDR Ltd. d/b/a PublicDomainRegistry.com25 Mar 20236 May 202425 Mar 2024
42sf2125.bizGMO Internet Inc.22 Aug 201620 Nov 201621 Aug 2017
43sf218.comAlibaba Cloud Computing Ltd. d/b/a HiChina (www.ne…4 Jan 201921 May 20244 Jan 2029
44sf2115.comGoDaddy.com, LLC1 Dec 20201 Dec 20201 Dec 2021
45sf215delivery.comGoDaddy.com, LLC13 Jul 201313 Jul 201313 Jul 2018
46sf215.comTurnCommerce, Inc. DBA NameBright.com27 Jul 20094 Jul 202027 Jul 2025
47sf210.comTurnCommerce, Inc. DBA NameBright.com26 Mar 20121 May 202026 Mar 2025
48sf21cn.com-10 Oct 202410 Oct 202410 Oct 2025
49sf21k.xyzPDR Ltd. d/b/a PublicDomainRegistry.com2 Jun 201629 Jul 20162 Jun 2017
50sf21t.ccXin Net Technology Corporation21 Mar 201623 Mar 201621 Mar 2017
51sf2199.comJiangsu Bangning Science and technology Co. Ltd.23 Nov 202123 Nov 202123 Nov 2022
52sf210.winNameCheap, Inc.14 Jun 201719 Jun 201714 Jun 2018
53sf215.winNameCheap, Inc.14 Jun 201719 Jun 201714 Jun 2018
54sf214.winNameCheap, Inc.14 Jun 201719 Jun 201714 Jun 2018
55sf211.winNameCheap, Inc.14 Jun 201719 Jun 201714 Jun 2018
56sf216.winNameCheap, Inc.14 Jun 201719 Jun 201714 Jun 2018
57sf218.winNameCheap, Inc.14 Jun 201719 Jun 201714 Jun 2018
58sf219.winNameCheap, Inc.14 Jun 201719 Jun 201714 Jun 2018
59sf213.winNameCheap, Inc.14 Jun 201719 Jun 201714 Jun 2018
60sf212.winNameCheap, Inc.14 Jun 201719 Jun 201714 Jun 2018
61sf217.winNameCheap, Inc.14 Jun 201719 Jun 201714 Jun 2018
62sf213213.infoGoDaddy.com, LLC8 Aug 20178 Aug 20178 Aug 2018
63sf21ued.infoLimited Liability Company "Registrar of domain nam…10 Mar 201810 Mar 201810 Mar 2019
64sf2176.clubAlibaba Cloud Computing Ltd. d/b/a HiChina (www.ne…5 Aug 20185 Aug 20185 Aug 2019
65sf2122.com-17 Jan 202320 Mar 202417 Jan 2024
66sf2131859.comKey-Systems GmbH15 Feb 202515 Feb 202515 Feb 2026
67sf215420.comGoDaddy.com, LLC29 Jul 201929 Jul 201929 Jul 2020
68sf21-recruit.comAmazon Registrar, Inc.27 Sep 201923 Aug 202427 Sep 2025
69sf212.clubAlibaba Cloud Computing Ltd. d/b/a HiChina (www.ne…5 Nov 201921 Dec 20195 Nov 2020
70sf2168.comGoDaddy.com, LLC13 Feb 202013 Feb 202013 Feb 2021
71sf2131.comGoDaddy.com, LLC13 Feb 202013 Feb 202013 Feb 2021
72sf215q.comeNom, Inc.28 Jun 202028 Jun 202028 Jun 2021
73sf21688.comWeb Commerce Communications Limited dba WebNic.cc1 Aug 20201 Aug 20201 Aug 2021
74sf2121.comPDR Ltd. d/b/a PublicDomainRegistry.com27 Mar 20238 May 202427 Mar 2024
75sf21d3sdagf65s1v.topJiangsu Bangning Science and technology Co. Ltd.1 Feb 20211 Feb 20211 Feb 2022
76sf21p6.comCNOBIN INFORMATION TECHNOLOGY LIMITED29 Jan 202029 Jan 202029 Jan 2021
77sf21app.comTucows Domains Inc.22 Feb 202117 Feb 202522 Feb 2026
78sf2108.comGoDaddy.com, LLC4 May 20217 May 20214 May 2022
79sf2105.comGoDaddy.com, LLC4 May 20217 May 20214 May 2022
80sf2102.comGMO Internet Inc.22 Jul 20221 Sep 202322 Jul 2023
81sf2106.comGoDaddy.com, LLC4 May 20217 May 20214 May 2022
82sf2122.xyzNamesilo, LLC10 Aug 202110 Aug 202110 Aug 2022
83sf21135.comALIBABA.COM SINGAPORE E-COMMERCE PRIVATE LIMITED14 Aug 202114 Aug 202114 Aug 2022
84sf210.xyzAlibaba Cloud Computing Ltd. d/b/a HiChina (www.ne…27 Oct 2021-27 Oct 2022
85sf211.netDNSPod, Inc.19 Dec 202120 Oct 202419 Dec 2025
86sf21g3f4s7t98y7s5.onlineGoDaddy.com, LLC14 Mar 202225 May 202314 Mar 2023
87sf2110.comHefei Juming Network Technology Co., Ltd2 May 202227 Feb 20252 May 2025
88sf2123h.xyzAlibaba Cloud Computing Ltd. d/b/a HiChina (www.ne…17 Nov 202318 Nov 202417 Nov 2025
89sf21dthsgbfhtb.comALIBABA.COM SINGAPORE E-COMMERCE PRIVATE LIMITED2 Dec 20233 Dec 20242 Dec 2025
90sf215974.comGoDaddy.com, LLC18 Oct 202230 Dec 202318 Oct 2023
91sf21f4.comNameCheap, Inc.8 Dec 202219 Jan 20248 Dec 2023
92sf213.topName.com, Inc.5 Mar 202317 Apr 20245 Mar 2024
93sf215.topName.com, Inc.5 Mar 202317 Apr 20245 Mar 2024
94sf2111.comBeijing Lanhai Jiye Technology Co., Ltd26 Jun 202128 Jul 202426 Jun 2024
95sf21f.comGoDaddy.com, LLC5 May 202217 May 20235 May 2024
96sf216.xyzNamesilo, LLC24 Apr 202328 Jun 202424 Apr 2024
97sf21proxy.icuBeijing Lanhai Jiye Technology Co., Ltd28 Jun 202330 Jul 202428 Jun 2024
98sf215.vipBeijing Lanhai Jiye Technology Co., Ltd1 Jul 202323 Jul 20241 Jul 2024
99sf21news.blogAutomattic Inc.11 Aug 202324 Sep 202411 Aug 2024
100sf211332.topNamesilo, LLC6 Sep 20235 Sep 20246 Sep 2025
101sf21a.topBeijing Lanhai Jiye Technology Co., Ltd30 Mar 202430 Mar 202430 Mar 2025
102sf211811.comGoDaddy.com, LLC10 May 202410 May 202410 May 2025
103sf214.xyzNamesilo, LLC22 May 202426 Jun 202422 May 2025
104sf21ok.cn-19 Apr 2024-19 Apr 2025
105sf214.cn-6 Oct 2024-6 Oct 2025

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=sf21

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