| Domain Name | Registered | Expiry | Registrar | Ownership | |
|---|---|---|---|---|---|
| 1 | osa.com | 14 Mar 1990 | 15 Mar 2025 | eName Technology Co.,Ltd. | - |
| 2 | osa.org | 4 Jan 1993 | 3 Jan 2027 | Network Solutions, LLC | Optical Society of America |
| 3 | osa.cz | 8 Dec 1996 | 21 Oct 2027 | REG-INTERNET-CZ | OSA, z.s. |
| 4 | osa.org.br | 17 Mar 1998 | 17 Mar 2025 | - | SOCIEDADE INSTRU??O E SOCORROS |
| 5 | osa.net | 12 May 1998 | 11 May 2025 | GoDaddy.com, LLC | - |
| 6 | osa.co.uk | 20 Oct 1998 | 20 Oct 2024 | Namecheap, Inc. [Tag = NAMECHEAP-INC] | - |
| 7 | osa.ru | 20 May 2001 | 21 May 2025 | RU-CENTER-RU | Private Person |
| 8 | osa.info | 14 Sep 2001 | 14 Sep 2025 | PSI-USA, Inc. dba Domain Robot | PrivateName Services Inc. |
| 9 | osa.us | 24 Apr 2002 | 23 Apr 2025 | GoDaddy.com, LLC | Construction World LLC |
| 10 | osa.net.pl | 24 Apr 2002 | 23 Apr 2025 | Consulting Service Sp. z o.o. | - |
| 11 | osa.coop | 16 May 2003 | 16 May 2025 | Domains.coop Limited | Coop. OSA ONLUS |
| 12 | osa.be | 27 Dec 2003 | - | Combell nv | - |
| 13 | osa.cn | 30 Dec 2003 | 30 Dec 2025 | eNom, Inc. | Personal |
| 14 | osa.biz | 6 Jun 2006 | 5 Jun 2025 | NameCheap, Inc. | Privacy service provided by Withheld for Privacy ehf |
| 15 | osa.pl | 15 Jul 2006 | 15 Jul 2028 | Aftermarket.pl Limited | - |
| 16 | osa.info.pl | 1 Nov 2006 | 1 Nov 2024 | nazwa.pl sp. z o.o. | - |
| 17 | osa.com.br | 24 Nov 2006 | 24 Nov 2030 | - | Assessoria e Auditoria Cont?bil |
| 18 | osa.bz | 21 Jul 2007 | 21 Jul 2026 | Network Solutions, LLC | - |
| 19 | osa.bi | 19 Dec 2008 | 19 Dec 2025 | Afriregister1 | NIC |
| 20 | osa.cat | 11 Apr 2009 | 11 Apr 2025 | Nominalia | Peter Sandor Nagy |
| 21 | osa.su | 26 Jun 2009 | 26 Jun 2025 | REGRU-SU | Private Person |
| 22 | osa.edu.pl | 10 Mar 2011 | 10 Mar 2025 | cyber_Folks S.A. | - |
| 23 | osa.asia | 13 Jun 2011 | 13 Jun 2027 | Network Solutions, LLC | Optical Society of America |
| 24 | osa.it | 31 Aug 2013 | 7 Oct 2024 | Genesys Informatica S.r.l. | PP.One s.r.l. |
| 25 | osa.tv | 9 Oct 2013 | 9 Oct 2024 | Dynadot Inc | Quintessence.pl |
| 26 | osa.in.net | 14 Nov 2013 | 14 Nov 2027 | GMO Internet Group, Inc. d/b/a Onamae.com | - |
| 27 | osa.ma | 22 Apr 2014 | 22 Apr 2025 | CLOUDER | Redacted | Registry Policy |
| 28 | osa.systems | 26 May 2014 | 26 May 2025 | Tucows Domains Inc. | Data Protected |
| 29 | osa.tokyo | 22 Jul 2014 | 22 Jul 2025 | GMO Internet Group, Inc. | - |
| 30 | osa.lighting | 23 Oct 2014 | 23 Oct 2024 | Mesh Digital Limited | REDACTED FOR PRIVACY |
| 31 | osa.associates | 12 Feb 2015 | 12 Feb 2025 | Mesh Digital Limited | OSA Associates Ltd |
| 32 | osa.world | 3 Apr 2015 | 3 Apr 2027 | Network Solutions, LLC | Optical Society of America |
| 33 | osa.email | 20 Apr 2015 | 20 Apr 2025 | 1API GmbH | One Square Advisors GmbH |
| 34 | osa.ind.in | 13 May 2015 | 13 May 2025 | Endurance Digital Domain Technology Private Limited | GENX |
| 35 | osa.io | 2 Oct 2015 | 2 Oct 2025 | Key-Systems GmbH | c/o whoisproxy.com |
| 36 | osa.ovh | 17 Dec 2015 | 17 Dec 2025 | OVH | REDACTED_FOR_PRIVACY |
| 37 | osa.org.uk | 24 Aug 2016 | 24 Aug 2026 | eNom LLC [Tag = ENOM] | - |
| 38 | osa.sk | 8 Sep 2016 | 8 Sep 2025 | INTERNET CZ, a.s. | - |
| 39 | osa.me.uk | 22 Nov 2016 | 22 Nov 2024 | GoDaddy.com, LLC. [Tag = GODADDY] | - |
| 40 | osa.vip | 22 Nov 2016 | 22 Nov 2024 | Alibaba Cloud Computing Ltd. d/b/a HiChina (www.net.cn) | shen zhen shi yu fa wang luo ke ji kai fa you xian gong si |
| 41 | osa.events | 21 Dec 2016 | 21 Dec 2024 | Ascio Technologies, Inc. Danmark - Filial af Ascio technologies, Inc. USA | Utsikt kommunikation AB |
| 42 | osa.ltd | 20 Jan 2017 | 20 Jan 2025 | GoDaddy.com, LLC | Domains By Proxy, LLC |
| 43 | osa.aero | 16 May 2017 | 16 May 2025 | PSI-USA, Inc. dba Domain Robot | OPERADOR DE SERVICIOS AEROPORTUARIOS S.L. |
| 44 | osa.nl | 28 Jul 2017 | - | Domain Robot | - |
| 45 | osa.company | 15 Aug 2017 | 15 Aug 2027 | GoDaddy.com, LLC | Domains By Proxy, LLC |
| 46 | osa.support | 6 Oct 2017 | 6 Oct 2024 | Tucows Domains Inc. | On Site Alignment BV |
| 47 | osa.solutions | 6 Oct 2017 | 6 Oct 2024 | Tucows Domains Inc. | On Site Alignment BV |
| 48 | osa.services | 6 Oct 2017 | 6 Oct 2025 | Tucows Domains Inc. | On Site Alignment BV |
| 49 | osa.international | 6 Oct 2017 | 6 Oct 2025 | Tucows Domains Inc. | On Site Alignment BV |
| 50 | osa.fashion | 29 Nov 2017 | 29 Nov 2024 | GoDaddy.com, LLC | Domains By Proxy, LLC |
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.