| Domain Name | Registered | Expiry | Registrar | Ownership | |
|---|---|---|---|---|---|
| 1 | open-sys.ru | 29 Jul 2020 | 29 Jul 2025 | REGRU-RU | Private Person |
| 2 | openesrs.net | 1 Dec 2023 | 1 Dec 2024 | Dynadot Inc | - |
| 3 | openess.app | 10 Mar 2024 | 10 Mar 2025 | Namecheap Inc. | Privacy service provided by Withheld for Privacy ehf |
| 4 | opensys.co.uk | 21 Mar 2005 | 21 Mar 2025 | Alan Drury [Tag = SIGNS] | - |
| 5 | opensys.uk | 5 Jun 2019 | 5 Jun 2025 | Alan Drury [Tag = SIGNS] | - |
| 6 | opensys.nl | 14 Oct 2023 | - | team.blue nl B.V. | - |
| 7 | penesys.com | 7 Dec 2011 | 7 Dec 2024 | Infomaniak Network SA | Domain Privacy Trustee SA |
| 8 | ogenesys.com | 21 Nov 2017 | 21 Nov 2025 | TurnCommerce, Inc. DBA NameBright.com | HugeDomains.com |
| 9 | open-sys.com | 17 Sep 2023 | 17 Sep 2024 | DropCatch.com 1150 LLC | HugeDomains.com |
| 10 | openevsys.org | 29 Oct 2008 | 29 Oct 2024 | NameSecure L.L.C. | HURIDOCS |
| 11 | open-sys.fr | 25 Jan 2013 | 26 Jan 2025 | SCALEWAY | opensys |
| 12 | open-sys.net | 4 Oct 2004 | 4 Oct 2024 | GoDaddy.com, LLC | - |
| 13 | opensys.pl | 6 Apr 2021 | 6 Apr 2025 | OVH SAS | - |
| 14 | openess.work | 31 Jan 2021 | 31 Jan 2025 | NameCheap, Inc. | Privacy service provided by Withheld for Privacy ehf |
| 15 | opensys.biz | 18 Feb 2019 | 18 Feb 2025 | Gandi SAS | REDACTED FOR PRIVACY |
| 16 | opensys.site | 24 Mar 2024 | 24 Mar 2025 | HOSTINGER operations, UAB | Privacy Protect, LLC (PrivacyProtect.org) |
| 17 | opensys.club | 17 Oct 2018 | 17 Oct 2029 | NameSilo, LLC | PrivacyGuardian.org llc |
| 18 | openeys.com | 17 May 2024 | 17 May 2025 | DropCatch.com 746 LLC | HugeDomains.com |
| 19 | opensys.org | 19 Jun 2022 | 19 Jun 2025 | Spaceship, Inc. | Privacy service provided by Withheld for Privacy ehf |
| 20 | opensys.dev | 27 Jun 2023 | 27 Jun 2024 | Namecheap Inc. | Withheld for Privacy Purposes |
| 21 | opensys.info | 17 Jan 2005 | 17 Jan 2025 | Registrar of Domain Names REG.RU LLC | Olein |
| 22 | opensys.xyz | 6 Mar 2024 | 6 Mar 2025 | Alibaba Cloud Computing Ltd. d/b/a HiChina (www.net.cn) | wu qing ru |
| 23 | opensys.net | 9 Jan 2024 | 9 Jan 2025 | SAV.COM, LLC - 18 | REDACTED FOR PRIVACY |
| 24 | opensys.org.uk | 3 Apr 2013 | 3 Apr 2025 | Ionos SE [Tag = 1AND1] | - |
| 25 | opensys.de | - | - | - | - |
| 26 | openfsys.com | 5 Apr 2023 | 5 Apr 2025 | GoDaddy.com, LLC | - |
| 27 | opengsys.com | 20 Jul 2024 | 20 Jul 2027 | Alibaba Cloud Computing Ltd. d/b/a HiChina (www.net.cn) | - |
| 28 | openesgs.com | 19 Aug 2024 | 19 Aug 2025 | Alibaba Cloud Computing Ltd. d/b/a HiChina (www.net.cn) | - |
| 29 | opensys.ai | - | - | Hexonet Services Inc / 1API | Domains By Proxy, LLC |
| 30 | openess.com | 17 Apr 2006 | 17 Apr 2025 | GoDaddy.com, LLC | - |
| 31 | opensys.cloud | 20 May 2023 | 20 May 2025 | IONOS SE | Data Privacy Protected |
| 32 | openess.org.uk | 26 Jul 2023 | 26 Jul 2024 | Namecheap, Inc. [Tag = NAMECHEAP-INC] | - |
| 33 | opensys.in | 27 May 2024 | 27 May 2027 | Endurance Digital Domain Technology Private Limited | N/A |
| 34 | opensys.be | 23 Nov 2022 | - | EasyHost® | - |
| 35 | opensys.com.ng | 12 Jul 2018 | 12 Jul 2024 | QServers.ng | Paschal Ezehi |
| 36 | opeesys.com | 22 Dec 2021 | 22 Dec 2024 | Gname.com Pte. Ltd. | Redacted for privacy |
| 37 | open-sys.org | 24 Nov 2008 | 24 Nov 2024 | Regional Network Information Center, JSC dba RU-CENTER | Privacy protection service - whoisproxy.ru |
| 38 | opensys.ru | 25 Jul 2023 | 25 Jul 2025 | RU-CENTER-RU | Private Person |
| 39 | opensys.app | 29 Dec 2023 | 29 Dec 2024 | GoDaddy.com, LLC | Domains By Proxy, LLC |
| 40 | opensys.ro | - | 1 Apr 2025 | VIVA Telecom SRL | - |
| 41 | openess.org | 30 Mar 2008 | 30 Mar 2025 | GoDaddy.com, LLC | Domains By Proxy, LLC |
| 42 | opensys.com.br | 3 Jul 2015 | 3 Jul 2025 | - | DARLAN EDGAR PICETTI |
| 43 | openess.net | 7 Sep 2018 | 7 Sep 2025 | Ascio Technologies, Inc | Not Disclosed |
| 44 | opensys.com | 26 Sep 2000 | 26 Sep 2025 | NameSilo, LLC | - |
| 45 | opensys.it | 9 Feb 2018 | 9 Feb 2025 | Aruba s.p.a. | hidden |
| 46 | opensys.me | 30 Aug 2023 | 30 Aug 2025 | Dynadot Inc | Super Privacy Service LTD c/o Dynadot |
| 47 | opensys.co | 23 Jul 2010 | 22 Jul 2024 | Network Solutions, LLC | REDACTED FOR PRIVACY |
| 48 | opendays.in | 15 Jun 2015 | 15 Jun 2025 | NameCheap, Inc. | Streamspotter Limited |
| 49 | openrsts.org | 2 Aug 2016 | 2 Aug 2025 | NameCheap, Inc. | Privacy service provided by Withheld for Privacy ehf |
| 50 | opensees.net | 4 Nov 2020 | 4 Nov 2024 | ! #1 Host Canada, 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.
| Package | Quantity | Price | Rate ⇩ | Order |
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| 250,000 API Credits | 250,000 | $750 | $3.00 | Buy Now |
| 1 Million API Credits Most Popular | 1,000,000 | $2,000 | $2.00 | Buy Now |
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API Credits you purchase have lifetime validity, and you may use it whenever you wish. We accept Visa, Mastercard, American Express, Discover, Diners Club, JCB and China UnionPay. Popular payment wallets like Apple Pay, Google Pay, Alipay, WeChat Pay & Cash App Pay are accepted. You can also pay in installments through Buy Now, Pay Later (Affirm, Afterpay, Clearpay, Klarna) services. For orders worth $1000 and higher, you can also pay through Bank Wire Transfer (ACH, Fedwire and SWIFT). We also accept crypto payments through Bitcoin, Ethereum, Tether, Binance, Ripple and 100+ Cryptocurrencies.
Fuzzy Domains Finder
Find domains that look and sound exactly like your domain through our free Fuzzy Domains Finder tool.
Our Current WHOIS Database contains the latest WHOIS of over 266 Million active domain names, that are currently registered. This powers our Fuzzy Domains API, which lets you quickly find all the domains that look and sound like your domain name.