calcus.org

CALCUS.ORG was registered on November 1, 2026, and is set to expire on November 1, 2027. It was registered only 11 days ago, so it is a newly registered domain. The domain is managed by RegistryGate GmbH (IANA ID 1328) and is active. The registrant is listed in Spain. Changes to the registrant organisation can point to a sale, a merger or simply an update of company details. 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. 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. When a domain uses its own nameservers, the owner runs the DNS directly instead of relying on a hosting or DNS provider. An older registration date is often seen as a sign of an established website, although age alone says nothing about who owns it today. Status flags such as transfer or delete locks are set by the registrar or registry to protect a domain from unauthorised changes. Managed DNS providers are often used for speed, security and protection against attacks. Registry locks add an extra layer of protection for valuable names, because changes then need manual confirmation by the registry. 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. Privacy services replace the owner's contact details in the public record with those of a proxy, which is common for personal registrations. A registrar transfer moves the management of a domain from one company to another without changing the domain name itself. Domains that are not renewed before their expiry date normally enter a grace and redemption period before they can be registered again. The creation date shows when the name was first registered, while the expiry date shows how long the current registration has been paid for.

We have collected 7 historical WHOIS snapshots for CALCUS.ORG. The latest available snapshot is dated November 2, 2026. 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. Investigators use dated records to establish who controlled a domain at a specific point in time. A long history with few changes usually points to a stable owner, while frequent changes can signal a transfer or a resale. 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. Historical records are useful for due diligence, brand protection and investigating the background of a website.

Between December 6, 2017 and November 2, 2026, 35 fields of the record changed. The registrar changed from Key-Systems GmbH to RegistryGate GmbH. Status flags were updated: OK was removed. The expiry date moved from December 8, 2017 to November 1, 2027, which shows the domain was renewed. Each change listed here can be checked against the original snapshots further down the page.