| Domain Name | Registered | Expiry | Registrar | Ownership | |
|---|---|---|---|---|---|
| 1 | ucs.com | 17 Jan 1992 | 18 Jan 2025 | IONOS SE | 1&1 Internet Inc |
| 2 | ucs.org | 2 Nov 1992 | 1 Nov 2025 | Network Solutions, LLC | UNION OF CONCERNED SCIENTISTS |
| 3 | ucs.net | 7 Jan 1996 | 29 Nov 2024 | GoDaddy.com, LLC | - |
| 4 | ucs.co.jp | 27 Jun 1996 | - | - | Universal Computer System Co.,Ltd. |
| 5 | ucs.co.uk | 17 Apr 1997 | 17 Apr 2025 | 123-Reg Limited t/a 123-reg [Tag = 123-REG] | - |
| 6 | ucs.ru | 30 Jul 1997 | 31 Jul 2025 | REGRU-RU | UCS COMPANY |
| 7 | ucs.nl | 5 Jan 1999 | - | Intermax Group B.V. | - |
| 8 | ucs.org.uk | 3 Feb 1999 | 3 Feb 2025 | 123-Reg Limited t/a 123-reg [Tag = 123-REG] | - |
| 9 | ucs.br | 13 Apr 1999 | - | - | Funda??o Universidade de Caxias do Sul |
| 10 | ucs.se | 4 Aug 1999 | 4 Aug 2025 | Loopia AB | - |
| 11 | ucs.com.br | 19 Apr 2000 | 19 Apr 2029 | - | Funda??o Universidade de Caxias do Sul |
| 12 | ucs.pl | 10 Jul 2000 | 9 Jul 2025 | PERSKIMEDIA Szymon Perski | - |
| 13 | ucs.cz | 21 Sep 2000 | 22 Sep 2025 | REG-MEDIA4WEB | Unipro Creative Services |
| 14 | ucs.com.pl | 19 Dec 2000 | 18 Dec 2024 | home.pl S.A. | - |
| 15 | ucs.jp | 26 Mar 2001 | 31 Mar 2025 | - | Universal Computer System Co.,Ltd. |
| 16 | ucs.info | 13 Sep 2001 | 13 Sep 2025 | IONOS SE | Data Privacy Protected |
| 17 | ucs.biz | 27 Mar 2002 | 26 Mar 2025 | PSI-USA, Inc. dba Domain Robot | Ulrich Brass |
| 18 | ucs.us | 24 Apr 2002 | 23 Apr 2025 | GoDaddy.com, LLC | Justin Lampropoulos |
| 19 | ucs.hu | 29 Apr 2002 | - | - | - |
| 20 | ucs.lt | 9 Aug 2002 | 9 Aug 2025 | UAB "Interneto vizija" | UAB "UCS Baltic", UAB "Interneto vizija" |
| 21 | ucs.org.cn | 10 Feb 2004 | 10 Feb 2025 | 阿里云计算有限公司（万网） | 上海师范大学 |
| 22 | ucs.com.cn | 9 Apr 2005 | 9 Apr 2031 | 网路中文资讯股份有限公司 | 允創科技股份有限公司 |
| 23 | ucs.in | 4 Jan 2006 | 4 Jan 2025 | Endurance Digital Domain Technology Private Limited | The Ultimate Cyberstation |
| 24 | ucs.co.kr | 29 May 2006 | 29 May 2028 | (?)??? | (?)???? |
| 25 | ucs.su | 12 Feb 2007 | 12 Feb 2025 | RUCENTER-SU | JSC KOKK |
| 26 | ucs.co.th | 12 Mar 2009 | 11 Mar 2025 | THNIC | U.C.S. SERVICE ( THAILAND ) CO., LTD. ( บริษัท ยู.ซี.เอส.เซอร์วิส (ประเทศไทย) จำกัด ) |
| 27 | ucs.co | 21 Jul 2010 | 20 Jul 2025 | IONOS SE | REDACTED FOR PRIVACY |
| 28 | ucs.net.in | 20 Sep 2010 | 20 Sep 2025 | Rediff.com India Limited | ucs.net.in |
| 29 | ucs.com.ng | 28 Sep 2012 | 28 Sep 2026 | HostAfrica | Onyeka Ofili |
| 30 | ucs.net.pl | 5 Dec 2012 | 5 Dec 2025 | OVH SAS | - |
| 31 | ucs.coop | 12 Mar 2013 | 12 Mar 2025 | Domains.coop Limited | Union Co-operative Society Ltd |
| 32 | ucs.cc | 16 Jun 2013 | 16 Jun 2025 | 22net, Inc. | - |
| 33 | ucs.md | 14 Aug 2013 | 14 Aug 2025 | - | - |
| 34 | ucs.it | 22 Feb 2014 | 28 Feb 2025 | NameCase GmbH | hidden |
| 35 | ucs.co.nz | 25 Mar 2014 | - | Sitetech Solutions Ltd T/A SiteName | - |
| 36 | ucs.cards | 18 Jun 2014 | 18 Jun 2025 | Regional Network Information Center, JSC dba RU-CENTER | Privacy protection service - whoisproxy.ru |
| 37 | ucs.support | 16 Jul 2014 | 16 Jul 2025 | Register.com, Inc. | --- |
| 38 | ucs.london | 27 Aug 2014 | 27 Aug 2025 | Mesh Digital Ltd | Domains By Proxy, LLC |
| 39 | ucs.nyc | 9 Oct 2014 | 8 Oct 2025 | Network Solutions, LLC | UCS |
| 40 | ucs.uk.com | 7 Nov 2014 | 7 Nov 2024 | Domain Exploitation International | - |
| 41 | ucs.consulting | 21 Jan 2015 | 21 Jan 2026 | GoDaddy.com, LLC | Domains By Proxy, LLC |
| 42 | ucs.co.in | 10 Feb 2015 | 10 Feb 2025 | GoDaddy.com, LLC | Universal Cargo Solutions Pvt. Ltd. |
| 43 | ucs.ngo | 1 May 2015 | 1 May 2025 | 101domain GRS Limited | Union of Concerned Scientists |
| 44 | ucs.ong | 1 May 2015 | 1 May 2025 | 101domain GRS Limited | Union of Concerned Scientists |
| 45 | ucs.one | 20 May 2015 | 20 May 2025 | Key-Systems LLC | REDACTED FOR PRIVACY |
| 46 | ucs.online | 27 Oct 2015 | 27 Oct 2024 | SYNERGY WHOLESALE PTY LTD | Ultimate Communication Solutions P/L |
| 47 | ucs.global | 12 Apr 2017 | 12 Apr 2025 | GoDaddy.com, LLC | Domains By Proxy, LLC |
| 48 | ucs.ac.cn | 26 Dec 2017 | 26 Dec 2025 | 腾讯云计算（北京）有限责任公司 | 卜文添 |
| 49 | ucs.la | 14 Apr 2018 | 14 Apr 2025 | IONOS SE | - |
| 50 | ucs.claims | 24 Sep 2018 | 24 Sep 2025 | Squarespace Domains II LLC | united claims specialists |
You can fetch the above results in JSON or XML format through our API:
API Pricing and Packages
Can be used for Current WHOIS API, Bulk WHOIS API, WHOIS History API, Reverse WHOIS API and Fuzzy Domains API.
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Our Current WHOIS Database contains the latest WHOIS of over 267 Million active domain names, that are currently registered. This powers our Reverse WHOIS API, which lets you quickly find all the domains contain your domain's exact keyword.