optosigma.net

OPTOSIGMA.NET was registered on April 26, 2025, and is set to expire on April 26, 2035. That makes the domain about 1 years old. The domain is managed by Xin Net Technology Corporation (IANA ID 120) and is active. Its registration is secured until 2035. The registrant is listed in China. Registry locks add an extra layer of protection for valuable names, because changes then need manual confirmation by the registry. Managed DNS providers are often used for speed, security and protection against attacks. Public WHOIS records can show the registrant organisation and country, while many owners now hide personal details behind privacy services. Registrars are the companies accredited to sell and manage domain names, and the sponsoring registrar is the one currently responsible for this name. An older registration date is often seen as a sign of an established website, although age alone says nothing about who owns it today. When a domain uses its own nameservers, the owner runs the DNS directly instead of relying on a hosting or DNS provider. Status flags such as transfer or delete locks are set by the registrar or registry to protect a domain from unauthorised changes. Renewals are usually made for one to ten years at a time, so an expiry date far in the future shows a long-term commitment to the name. Changes to the registrant organisation can point to a sale, a merger or simply an update of company details. Nameservers decide where a domain's DNS is hosted, so a change of nameservers usually means the website or email moved to a new provider.

Whois Data Center has 5 historical WHOIS snapshots for OPTOSIGMA.NET. The latest available snapshot is dated October 31, 2026. A long history with few changes usually points to a stable owner, while frequent changes can signal a transfer or a resale. The snapshot list below shows every capture we hold, newest first. Snapshots are collected over time, so the gaps between them depend on how often the record was checked. Comparing snapshots makes it easy to see when the registrar, nameservers or status of a domain changed. Historical records are useful for due diligence, brand protection and investigating the background of a website. Security teams use WHOIS history to spot suspicious ownership changes and to link related domains. These records help track changes in registration details, ownership signals and DNS over time. Buyers often review the history of a domain before purchasing it, to see past owners and registrars. Each snapshot is a dated copy of the public WHOIS record as it looked when it was collected.

Between January 25, 2018 and October 31, 2026, 35 fields of the record changed. The registrar changed from Network Solutions LLC to Xin Net Technology Corporation. Status flags were updated: clientTransferProhibited was removed. The expiry date moved from March 12, 2018 to April 26, 2035, which shows the domain was renewed. Use the history below to compare any two snapshots or download the complete record.